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  • Linux Systems Engineer - Remote  

    Visa
    - Hampshire
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    n Visa is a world leader in payments technology, facilitating transact... Read More
    n Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. \n At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. \n Join Visa and do work that matters - to you, to your community, and to the world. n Global Endpoint Operations manage the Endpoint Systems that connect the Visa's Client globally to all Core Systems and services at Visa Data Centers. The team is responsible for all technical support, Change Execution, Problem and Incident management. The administrator is responsible to ensure high availability and drive better systems monitoring and performance investigations. This includes working in partnership with other O Read Less
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  • IT Project  

    Visa
    - Hampshire
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    Job Description About Us \n Visa is a world leader in payments technol... Read More
    Job Description About Us \n Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. \n \n At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. \n \n Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you. \n \n Job Description \n \n As a member of Visa Operations Command Center, the VisaNet Transaction Quality Associate's primary responsibility is managing and responding to Transaction and Managed Network events that may result in impaired connectivity to our clients. \n \n What we expect of you, day to day. \n Often regarded as the Eyes of Visa, this front-line operations role focuses on proactively and reactively identifying and resolving transactional issues using various monitoring and analytical tools, while collaborating with internal support teams and external vendors to address client-impacting problems. The role serves as a primary point of contact for client transactional queries, ensuring efficient and high-quality support. The individual is responsible for thoroughly documenting incidents and accurately reporting them to colleagues and management. Maintaining composure under pressure, especially during critical situations, is essential, along with providing timely escalations when necessary. Strong written and verbal communication skills are required, and strict adherence to documented processes is expected throughout all aspects of the role. \n \n Act as a key point of contact for Client Transactional queries. \n Use various monitoring and analytical tools to proactively and reactively detect and resolve issues. \n Work with internal support teams and vendors to resolve issues affecting our clients. \n Fully and accurately document incident details using the incident and reporting tools. \n Accurately report incident information internally to colleagues and management. \n Remains calm under pressure during critical situations. \n Provide timely escalation during critical situations. \n Provide support to clients to agreed standards of efficiency and quality. \n Possess strong written and verbal communication skills. \n Adhere strictly to documented processes. \n\n This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager. \n \n Qualifications \n \n Preferred Qualifications: \n 2+ years of relevant work experience \n Fluent in Spanish \n Ability to work effectively as part of a team and individually (self-starter). \n Accepts responsibility for own workload management and escalates - seeks advice Read Less
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  • Staff SW Engineer  

    Visa
    - Greater London
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    Job Description About Us Have you got the right qualifications and ski... Read More
    Job Description About Us Have you got the right qualifications and skills for this job Find out below, and hit apply to be considered. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you. Job Description Currency cloud was acquired by Visa in December 2021. Our Senior Software Engineers play a key role in building and evolving an industryleading API that has processed over 50 billion USD in crossborder transactions for more than 5 million end users, and is available to clients 247. As we continue to scale, our senior engineers are at the forefront of driving technical direction, shaping architecture, and ensuring our platform meets the demands of evergrowing global usage. Our stack runs on AWS as a set of distributed applications using Kubernetes and a microservice-led architecture. We are also utilising Kafka for our streaming and PACT for Contract testing. What you'll get to do: As aSenior SoftwareEngineeryou'll play a key role within your cross functional team, taking responsibility for your services and the technology within them. These roles fit in to squads who are maintaining and building out brand new parts to our Payments Platform, focusing on high availability, cloud native, microservice concepts You'll get to work as a Senior Engineer in your squad, leading on discussions around technical direction and systems design, as well as mentoring more junior members of the team You'll get: Clear ownership of your domain A clean modern codebase An independent path to production Strong platform and product support The ability to make real changes with real business value. Our Tech Stack includes: Object-oriented programming forms the bulk of our codebase, currently in Java, versions 11+, and ideallySpringbootframework Highly-scalable, highly-available, cloud-native applications on AWS are key to our next phase of growth, are written to 12-factor principles and fit into our microservices architecture Cloud-related tools, services, and distributed system observability to support these applications, such as Docker, Kubernetes,ElasticSearch, log management systems, and Datadog APM, to name but a few API specifications, conforming to the OpenAPI (Swagger) standard, provide a clean boundary both externally between our customers and our product, and internally between our microservices SQL, and large SQL databases, provide the persistence layer for our applications. You'll be working with (and know the limitations of using) such large datastores Infrastructure automation is primarily owned by the infrastructure team, but you will be a consumer of their work, familiarity with AWS, Terraform and Docker is beneficial Testing approaches, including TDD, BDD and Contract Testing, all form an important part of our approach to quality assurance, ensuring that the code that we write forms products that are fit for use. We currently use a variety of frameworks including JUnit,RSpecand Cucumber Agile development, with teams broadly aligned with the Spotify - Squads and Tribes - model, helps us deliver incremental improvements to our products in an iterative manner. Advocating this model, and joining us on a journey of continuous improvement, is a key attribute of members of our teams Continuous Integration and Continuous Delivery pipelines allow us to automate-all-the-things, providing repeatable builds and consistent deployments GitHub, and the GitHub PR review process, forms a core part of our developer workflow, and peer reviews help share knowledge and improve quality Teamwork, and cross-team collaboration, is fundamental to the delivery of our applications. Whilst each application has an independent path to production, there will always be some activities and initiatives that span multiple teams and require cross-team collaboration. Within your team you'll need to collaborate with a number of stakeholders, including Product Owners and QA, as part of your product development Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager. Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager. Qualifications 5+ years experience in Java Backend Development. Skills with functional Java (versions 8+) and Spring (ideally Springboot) Agile ways of working such as Scrum or Kanban in cross-functional teams Expert knowledge of Docker, EKS, AWS (public cloud) and Kafka. Ability to communicate equally effectively with both technical and non-technical stakeholders. Modern Cloud-Native architectures and practices. To name some: high-availability, high-scalability, microservices, 12-factor apps, Event-driven architecture CI/CD, heavy testing automation and observability. TDD, BDD and Contract testing. Working in a DevOps environment, or passion and willingness to work in this way. Proven delivery of well-tested, scalable, fault-tolerant and performant solutions. A pragmatic approach to solutions and delivery of technical projects. A self-starter who takes accountability for getting things done. Pragmatism in decision making and ability to get buy-in for ideas and getting them done. Exceptional structure and attention to detail. Comfortable challenging the status quo and always curious about the way things work. Great written and verbal communication skills. Comfortable working in a scale-up or growth environment and as part of a wider team. xkybehq Visa is an EEO Employer Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. Read Less
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  • Analyst Remote  

    Visa
    - Greater London
    Apply Now
    n Visa is a world leader in payments technology, facilitating transact... Read More
    n Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. \n At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. \n Join Visa and do work that matters - to you, to your community, and to the world. n Cyber Security Analyst (AWS/Azure) \n We are seeking a detail-oriented Cyber Security Analyst to assess platforms, identify security risks, and help improve the organisation's security posture across cloud and technology environments. Conduct security assessments of platforms, applications, and cloud environments to identify risks, misconfigurations, and control weaknesses. \Review configurations across cloud services, infrastructure, identity, networking, containers, and platform components against security baselines and best practices. \Analyse findings from security tools and prioritise remediation based on risk, exploitability, and business impact. \Partner with engineering, DevOps, infrastructure, and product teams to define practical remediation plans and track closure of identified issues. \Validate that security controls are implemented effectively and aligned with organisational policies, standards, and regulatory requirements. \Prepare clear, concise reports and dashboards summarising risks, trends, exceptions, and remediation progress for technical and non-technical stakeholders. \Stay current with emerging threats, cloud security risks, and evolving security tooling relevant to platform environments. \n This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager. \Experience in cybersecurity, cloud security, platform security, or risk assessment roles. \Strong understanding of cloud security concepts, including identity and access management, network security, logging and monitoring, encryption, secrets management, and workload protection. \Experience using CSPM tools and other security technologies such as vulnerability scanners, SIEM, CNAPP, or configuration assessment platforms. \n Visa is an EEO Employer \n Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. \ Read Less
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  • Engineer (beheer & onderhoud)  

    Visa
    - Greater London
    Apply Now
    Job Description About Us Please double check you have the right level... Read More
    Job Description About Us Please double check you have the right level of experience and qualifications by reading the full overview of this opportunity below. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you. Job Description Cybersecurity is at the beating heart of our business. Our diligence and expertise is what makes us the undisputed leader in electronic payments. We've made it our priority to create a top-tier Cybersecurity team, poised to defend us against any potential cyber threats. We're looking for those of you who are inherently driven and fascinated by the art and science of cybersecurity and more specifically, mergers and acquisitions with a specific focus on Cybersecurity integration. We'll equip you with the very best tools and tech so that you can deliver top-notch results. Continuous self-development underpins job fulfillment at Visa With the Security Team you will: Conduct threat and risk analysis and participate in the development of mitigation strategies Assist in the development and enforcement of security policies, procedures, and best practices Enhance the security posture of the entity hosted in public cloud or on-prem environment Translate security and technical requirements into business requirements and communicate security risks to different audiences ranging from business leaders to engineers. Collaborate with IT and other business units to ensure security is integrated into all aspects of technology and operations Develop the infrastructure and platform to automate vulnerability management and security reporting. This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager. Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager. xkybehq Qualifications Basic Qualifications: 2+ years of relevant work experience and a Bachelors degree, OR 5+ years of relevant work experience Preferred Qualifications: 3 or more years of work experience with a Bachelor's Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) 3 or more years experience with cloud security services (AWS, Azure, GCP) Programming experience (Python) 5 or more years of work experience in Cloud security Experience with deploying secure infrastructure into cloud environments Strong understanding of network, application, and system security AWS Security Specialty certification Technical experience with programming, technology, infrastructure, and security Experience in deploying resources using Infrastructure as Code (Terraform) Experience in securing Kubernetes services Extensive knowledge in OWASP Web Top 10 and CWE Top 25 Visa is an EEO Employer Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. Read Less
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  • Network Engineer  

    Visa
    - Hampshire
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    p Job Description p About Us br \n Visa is a world leader in payments... Read More
    p Job Description p About Us br \n Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. /p p \n /p p \n /p p At Visa, you ll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. /p p \n /p p \n /p p Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you. /p p \n /p p \n /p p Job Description /p p \n /p p \n /p p Senior Network Engineer - Infrastructure network Services. /p p \n /p p Visa s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people.While working with us you ll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms. /p p \n /p p The Opportunity: /p p \n /p p The Infrastructure Reliability Engineering - Network Services team provides 2nd level support to manage the day-to-day operations for Visa Inc s network. As a Senior Network Support Engineer, your primary responsibility will be to support, manage, and implement improvements to Visa s global network and cloud, based on ITIL change, incident and problem management process. This involves working with a 1st level and 2nd level global operations team with 24x7 follow-the-sun coverage. You will work closely with the Network Engineering and Network Tools teams in supporting, managing, and implementing improvements to Visa s global network and with applications and systems teams to manage and troubleshoot network connectivity. This position is within Infrastructure Reliability Engineering - Network Services team, that operates Visa s global backbone, datacenter, and access networks including our commercial cloud offerings. The Infrastructure Reliability Engineering team is centered around hiring and developing diverse talents who are passionate about building and operating best-in-the-breed infrastructure through technology and innovation. /p p \n /p p This is an individual contributor responsible for identifying and resolving issues of advanced complexity. This position is an intermediate professional level and requires sound execution and analytical abilities. This role works independently and receives minimal guidance. /p p \n /p p The Work itself: /p p \n /p ul \n li Troubleshoot and resolve complex 2nd level network related problems, coordinate resources where necessary and serve as escalation point to 1st level operational teams /li p \n /p li Respond to and resolve IP network issues within the timeframe of severity level agreements /li p \n /p li Deploy client solutions and network design implementations /li p \n /p li Support all aspects of the network management process assuring requests, implementation, and problems are delivered as required with no impact to the global communications environment /li p \n /p li Take initiative to proactively discover potential network impacts /li p \n /p li Participate in or lead problem resolution in real time crisis bridge calls and perform post mortem root-cause analysis /li p \n /p li Participate in tasks related to change, incident, and problem management /li p \n /p li Document, create and maintain operational runbooks based from best practice and from knowledge/experience gained from day-to-day operations for continuous operational improvement. /li p \n /p li Conduct internal technical briefing/training for level1 and level2 network operations team /li p \n /p li Deploy and document changes in accordance with problem and change management process /li p \n /p li Participate in managing projects introduced by engineering team assuring full implementation and documentation standards are adhered to. Complete the projects objectives within timelines. /li p \n /p li Communicate to both technical and non-technical audiences, resolution and root cause resulting from the outage or service interruption /li p \n /p li Perform most effective approach to restore, recover, or alter configurations, logical or physical, to maintain service integrity. /li p \n /p li Participate in automation coding efforts using Python. /li p \n /p li Provide cloud network operational support. /li p \n /p li Weekend working on either a Saturday or Sunday shift pattern. /li p \n /p li Public holiday working with days off in lieu. /li /ul p \n\n /p p This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager. /p p Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.\n /p p \n /p p Qualifications /p p \n /p p Basic Qualifications:Bachelor s degree in engineering, computer science or a related field is required. Post graduate degree a plus. Minimum of 5 years experience in network support/administration Good working knowledge on routing protocols such as TCP/IP, MPLS, BGP, EIGRP OSPF. Good working knowledge with network packet analysis using wireshark or similar tools. Working experience on Security and WAN/LAN technologies Good working knowledge in F5 LTM/GTM, Cisco Catalyst/Nexus switches, Arista switches, Cisco/Juniper routers Professionally qualified or equivalent with related professional experience or equivalent combination of education and experience. CCNA is mandatory.Experience in an application hosting or data center environment Experience maintaining highly available and highly secure networks Working experience with DNS tools, Neustar and/or Terraform Working experience with CDN providers such as Cloudflare or Akamai Experience in using network tools like Solarwinds (creating/maintaining dashboards), Netbrain (creating/maintaining runbooks) and Netscout. Preferred Qualifications:CCNP would be an advantage.Experience or background with automation using Ansible and/or Python would be an advantage. Experience or background with AWS, GCP, Azure and Kubernetes with networking focus would be an advantage. ITIL certification preferred with good understanding of change, incident, and problem management process Experience or background with SDN technologies such as Versa SD-WAN, or SilverPeak.The Skills You Bring:Good process orientation and ability to clarify objectives, evaluate options, consider implications, assess risks, and make key decisions.Good interpersonal and facilitation skills along with effective communication (both written and verbal) skills.Sound planning, organizational and problem-solving skills.Good project management skills.Willing to work as a team and share responsibilities where neededAbility to convey network concepts and issues to both technical and non-technical audiences.Demonstrated ability to meet deadlines and commitments in an environment that requires multitasking among concurrent projects.Have strong technical problem determination ability, analytical skills, exceptional system implementation, installation, and disaster recovery planning and ongoing administration experience.\n /p p \n /p p Visa is an EEO Employer /p p \n /p p Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. /p p \n /p Read Less
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  • Infrastructure Engineer (Storage/Backup)  

    Visa
    - Hampshire
    Apply Now
    Job Description About Us \n Visa is a world leader in payments technol... Read More
    Job Description About Us \n Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. \n \n At Visa, you ll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. \n \n Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you. \n \n Job Description \n \n Visa s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people. While working with us you ll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms. \n \n The Opportunity: \n We are looking for engineers with an interest in infrastructure storage engineering. You will be an integral part of a global infrastructure team, providing follow the sun support to Visa s systems. \n This Systems engineer position is within the Storage Operations Team and falls under Global Systems Support. This position will support, certify, and document storage and backup infrastructure, as well as serve as a Level 2 escalation point for existing infrastructure. This position expected to interact with Systems, Database, Engineering, Asset Management, Product Development, Operations, Audit and Risk, and various groups within Technology. This role must have strong communication and analytical skills. \n \n The Work itself: \n \n Responsible for the ongoing maintenance, security, and availability of Storage and SAN infrastructure based on business requirements and adhering to tight operations, security, and procedural model \n Responsible for automation of infrastructure tasks to reduce repetitive or time-consuming processes, utilizing SRE principles and practices and an infrastructure as code methodology \n Responsible for complex provisioning, advanced maintenance, data replication, disaster recovery, data migration and documentation for our Open Systems Storage and Backup environments \n Demonstrate a high level of technical expertise to support complex Storage Backup devices, including SAN, NAS and Backup solutions across all tiers, under minimal supervision \n Be scheduled On-Call to support the infrastructure and our systems. \n Willingness to work on shift days (Sunday to Thursday or Tuesday to Saturday from 9:00AM to 6:00PM local time) \n \n \n \n \n \n Qualifications \n \n Basic Qualifications \n \n Bachelor s degree in Computer Science/Engineering or related field is preferred \n This is associate level role 0,5- 3,5 years of commercial experience \n \n \n Preferred Qualifications \n \n A keen interest in learning storage technologies and working in an infrastructure support role. \n Experience with UNIX (Linux, AIX, Solaris), VMware or other hypervisors, and Windows operating environments \n Excellent oral and written communication skills and strong inter-personal skills \n Strong ability to self-learn new storage technologies \n Monitoring, Tuning, Troubleshooting, and root cause analysis \n Strong organization and analysis skills \n Strong focus on quality and customer service \n Must be able to multitask and prioritize work \n Strong analytical and practical problem solving skills \n \n \n The Skills You Bring: \n \n Experience of working in an infrastructure support role and/or a keen interest in learning the role of an infrastructure support engineer in the storage realm \n An interest in scripting / coding for infrastructure automation \n \n \n Visa is an EEO Employer \n Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. \n Read Less
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  • Cybersecurity Engineer  

    Visa
    - Greater London
    Apply Now
    Job Description About Us \n Visa is a world leader in payments technol... Read More
    Job Description About Us \n Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. \n \n At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. \n \n Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you. \n \n Job Description \n \n Cybersecurity is at the beating heart of our business. Our diligence and expertise is what makes us the undisputed leader in electronic payments. We've made it our priority to create a top-tier Cybersecurity team, poised to defend us against any potential cyber threats. \n \n We're looking for those of you who are inherently driven and fascinated by the art and science of cybersecurity and more specifically, mergers and acquisitions with a specific focus on Cybersecurity integration. We'll equip you with the very best tools and tech so that you can deliver top-notch results. Continuous self-development underpins job fulfillment at Visa \n \n With the Security Team you will: \n \n \n Conduct threat and risk analysis and participate in the development of mitigation strategies \n \n Assist in the development and enforcement of security policies, procedures, and best practices \n \n Enhance the security posture of the entity hosted in public cloud or on-prem environment \n \n Translate security and technical requirements into business requirements and communicate security risks to different audiences ranging from business leaders to engineers. \n \n Collaborate with IT and other business units to ensure security is integrated into all aspects of technology and operations \n \n Develop the infrastructure and platform to automate vulnerability management and security reporting. \n\n \n This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager. Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.\n \n Qualifications \n \n Basic Qualifications: \n \n \n 2+ years of relevant work experience and a Bachelors degree, OR 5+ years of relevant work experience \n\n \n Preferred Qualifications: \n \n \n 3 or more years of work experience with a Bachelor's Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) \n \n 3 or more years experience with cloud security services (AWS, Azure, GCP) \n \n Programming experience (Python) \n \n 5 or more years of work experience in Cloud security \n \n Experience with deploying secure infrastructure into cloud environments \n \n Strong understanding of network, application, and system security \n \n AWS Security Specialty certification \n \n Technical experience with programming, technology, infrastructure, and security \n \n Experience in deploying resources using Infrastructure as Code (Terraform) \n \n Experience in securing Kubernetes services \n \n Extensive knowledge in OWASP Web Top 10 and CWE Top 25 \n\n \n Visa is an EEO Employer \n Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. \n Read Less
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  • Network Engineer - Work from home  

    Visa
    - Hampshire
    Apply Now
    n Visa is a world leader in payments technology, facilitating transact... Read More
    n Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. \n At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. \n Join Visa and do work that matters - to you, to your community, and to the world. n Senior Network Engineer - Infrastructure network Services. \n Visa's Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world's most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people.While working with us you'll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms. \n The Infrastructure Reliability Engineering - Network Services team provides 2nd level support to manage the day-to-day operations for Visa Inc's network. As a Senior Network Support Engineer, your primary responsibility will be to support, manage, and implement improvements to Visa's global network and cloud, based on ITIL change, incident and problem management process. You will work closely with the Network Engineering and Network Tools teams in supporting, managing, and implementing improvements to Visa's global network and with applications and systems teams to manage and troubleshoot network connectivity. This position is within Infrastructure Reliability Engineering - Network Services team, that operates Visa's global backbone, datacenter, and access networks including our commercial cloud offerings. The Infrastructure Reliability Engineering team is centered around hiring and developing diverse talents who are passionate about building and operating best-in-the-breed infrastructure through technology and innovation. \Troubleshoot and resolve complex 2nd level network related problems, coordinate resources where necessary and serve as escalation point to 1st level operational teams \n Respond to and resolve IP network issues within the timeframe of severity level agreements \n Deploy client solutions and network design implementations \n Support all aspects of the network management process assuring requests, implementation, and problems are delivered as required with no impact to the global communications environment \n Take initiative to proactively discover potential network impacts \n Participate in or lead problem resolution in real time crisis bridge calls and perform post mortem root-cause analysis \n Conduct internal technical briefing/training for level1 and level2 network operations team \n Participate in managing projects introduced by engineering team assuring full implementation and documentation standards are adhered to. Complete the projects objectives within timelines. \Perform most effective approach to restore, recover, or alter configurations, logical or physical, to maintain service integrity. \Participate in automation coding efforts using Python. \Provide cloud network operational support. \Weekend working on either a Saturday or Sunday shift pattern. \Public holiday working with days off in lieu. \n This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager. Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.\Basic Qualifications:Bachelor 's degree in engineering, computer science or a related field is required. Post graduate degree a plus. Minimum of 5 years' experience in network support/administration Good working knowledge on routing protocols such as TCP/IP, MPLS, BGP, EIGRP & OSPF. Good working knowledge with network packet analysis using wireshark or similar tools. Working experience on Security and WAN/LAN technologies Good working knowledge in F5 LTM/GTM, Cisco Catalyst/Nexus switches, Arista switches, Cisco/Juniper routers Professionally qualified or equivalent with related professional experience or equivalent combination of education and experience. CCNA is mandatory.Experience in an application hosting or data center environment Experience maintaining highly available and highly secure networks Working experience with DNS tools, Neustar and/or Terraform Working experience with CDN providers such as Cloudflare or Akamai Experience in using network tools like Solarwinds (creating/maintaining dashboards), Netbrain (creating/maintaining runbooks) and Netscout. Experience or background with automation using Ansible and/or Python would be an advantage. Experience or background with AWS, GCP, Azure and Kubernetes with networking focus would be an advantage. ITIL certification preferred with good understanding of change, incident, and problem management process Experience or background with SDN technologies such as Versa SD-WAN, or SilverPeak.The Skills You Bring:Good process orientation and ability to clarify objectives, evaluate options, consider implications, assess risks, and make key decisions.Sound planning, organizational and problem-solving skills.Good project management skills.Willing to work as a team and share responsibilities where neededAbility to convey network concepts and issues to both technical and non-technical audiences.Demonstrated ability to meet deadlines and commitments in an environment that requires multitasking among concurrent projects.Have strong technical problem determination ability, analytical skills, exceptional system implementation, installation, and disaster recovery planning and ongoing administration experience.\n Visa is an EEO Employer \n Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. \ Read Less
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  • Staff Software Engineer  

    Visa
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    About Us The following information provides an overview of the skills,... Read More
    About Us The following information provides an overview of the skills, qualities, and qualifications needed for this role. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you. Job Description The Edge team owns the API Gateway and authentication layer, the critical path through which every external API call enters the platform. We are a small, high-leverage team of engineers who design, operate, and evolve the systems that keep the platform available, secure, and easy for partners to integrate with. Edge Software Developer Engineers are expert problem-solvers and builders who design, implement, and improve software applications and systems. In this role, engineers spend approximately 60-75% of their time coding, working hands-on with code, data, and modern tools (including AI-assisted development, cloud services, and automation frameworks) to deliver secure, scalable, and high-quality technology solutions that drive business outcomes in the fintech sector. They collaborate with cross-functional teams - RE/Platform, Customer Services, Compliance, Operations, and otherengineering teams - to translate business requirements into robust technical solutions, all while adhering to best practices, security standards, and regulatory requirements. All roles require the ability to work with emerging technologies such as Generative AI tools (e.g. Claude Code, ChatGPT, Microsoft Copilot) to support everyday work. Key Responsibilities: Design, implement, and maintain components of the Edge platform: Kong API gateway (including Lua plugins), the authentication and authorization service, and supporting microservices (Java / Spring Boot). Translate functional requirements into system designs and communicate component interactions, ensuring alignment with business needs and timelines. Lead code reviews, enforce coding standards, and mentor teammates on API gateway patterns, security, and Java. Own and improve observability (Datadog dashboards, monitors, and alerts) Lead by example in creating, implementing, and maintaining extensible, reusable code, and drive code quality through metrics and best practices. Act as a responsive technical partner to the teams that rely on Edge technology Create complex test plans, identify test gaps, and proactively address defects to minimize customer impact. Leverage data analysis and monitoring standards to identify patterns and defects in all environments. Respond to incidents during on-call rotations, troubleshoot complex issues, and assist in incident response and resolution, particularly incidents involving the API gateway or auth layer, where Edge is typically on the critical path for the wider organization. Proactively seek new knowledge and adapt to trends and technical solutions to improve product performance and recommend resources to other engineers. Proactively surface and evaluate emerging technologies that improve platform performance, security posture, or developer experience. Build and iterate on GenAI/agentic features on the Edge platformfrom proof-of-concept to production, using guardrailed AI tooling. Apply security-first thinking to all designs, including OAuth2/OIDC flows, mutualTLS, and audit logging by default Visarequiresat least 3 days in office, expectations of these days will be confirmed by your Hiring Manager. Qualifications Basic Qualifications: 5+ years of relevant work experience with a Bachelor's Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience. Preferred Qualifications: 5+ years of relevant work experience with a Bachelor's Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience. What We're Looking For Strong Java backend engineering skills (Java 17+, Spring Boot). Demonstrable experience with API gateway technology (Kong, NGINX, Apigee, or similar) and HTTP/REST/JWT/OAuth2 fundamentals. Comfort working at the intersection of platform engineering and product delivery: you enjoy both greenfield builds and keeping production systems healthy. Experience with Kubernetes and service mesh concepts (Istio/Envoy preferred). A security-conscious mindset: you think about auth, audit, and least-privilege by default. Experience in collaborating with cross-functional teams to deliver technical solutions. Fintech or regulated-industry experience is valued but not required; willingness to learn the domain quickly is essential. Collaborative and communicative. Edge is a small team with a wide blast radius; clear written and verbal communication matters. xehkeey Visa is an EEO Employer Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. Read Less
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