Company Detail

Job Openings

• O

  Software Engineer (Python/React)  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Software Engineer – AI Startup – Up to 85k

  Software Engineer – AI Startup – Up to 85k Read Less

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• O

  Lead/Senior Node Engineer - £80-95K - Tech-for-good  

  Oliver Bernard

  - Greater Bristol Area

  Posted: 27/11/2025

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  Lead/Senior Node Engineer

  Lead/Senior Node Engineer Read Less

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  Lead Python Developer  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Lead Python Developer | Hybrid in London (3 Days) | Up to £115K | Pyth... Read More

  Lead Python Developer | Hybrid in London (3 Days) | Up to £115K | Python, AWS, React, TypeScript, Microservices
  OB has partnered with a specialist AI consulting firm that works with large-scale enterprises to help them transform into AI and data-driven organisations.
  With extensive experience in delivering AI transformation for enterprise clients, they are now expanding their engineering team and hiring multiple Lead Engineers to join a range of exciting new projects. These projects span several sectors, including Finance, GreenTech, Utilities, Private Equity, and more.
  The positions are primarily backend-focused (around 80%) but will also involve contributions to frontend development and cloud-native architecture.
  Key Requirements: 5+ years of commercial experience, including previous responsibility for leading small teams Strong, demonstrable expertise in Python Experience with frontend technologies – ideally React Solid background working with cloud-native technologies, preferably AWS Comfortable working in Agile environments A consulting background will be significantly advantageous
  Salary: £90k – £115k Discretionary bonus scheme Excellent benefits package Hybrid working in London (3 days on site/week)
  If the above roles are of interest, and you'd like to know more, please message me or email through your CV to
  Lead Python Developer | Hybrid in London (3 Days) | Up to £115K | Python, AWS, React, TypeScript, Microservices Read Less

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• O

  Senior Software Engineer  

  Oliver Bernard

  - United Kingdom

  Posted: 27/11/2025

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  Golang Engineer – Fully Remote (UK) - up to £150k base Location: Lond... Read More

  Golang Engineer – Fully Remote (UK) - up to £150k base
  Location: London Working Arrangements: Fully remote (just 2-3 times per quarter required in the London office). Salary: up to £150,000 base Industry: Finance Tech Stack: Go, Kubernetes, Postgres, Terraform, Helm, MongoDB Sponsorship: Not offered
  Great opportunity for a highly skilled Developer (Go, Kubernetes, Postgres, Terraform) to join a financial consultancy working with cutting-edge technologies.
  Desired Skills ⚙️ (not all skills listed are essential).
  Go Kubernetes Postgres Helm Terraform MongoDB
  Sadly sponsorship is not available, please do not apply if you require sponsorship.
  If you are a skilled Developer who is interested in this role then please apply below and I will be in touch with more details. Read Less

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• O

  Senior Software Engineer - TS, React, Next.js, Node  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Senior Software Engineer - TS, React, Next.js, Node £70,000-85,000 3... Read More

  Senior Software Engineer - TS, React, Next.js, Node
  £70,000-85,000
  3-4 days p/week in London
  Would you like the opportunity to work for a fast-growing start-up, currently looking for a Senior Fullstack TypeScript Engineer? You will be joining a dynamic product team, where you will be building great software and diving into the world of AI.
  The company is committed to providing a seamless experience for both customers and internal teams. You will work within a unified codebase that drives their B2B software and custom AI.
  As a Senior Software Engineer, you will be working across their stack using TypeScript, React, Next.js, Node.js, and LLMs.
  Core requirements:
  Commercial experience with their stack TypeScript, React, Next.js and Node.js Strong expertise in designing and maintaining scalable, high-performance web applications Hands-on experience integrating with AI models like ChatGPT A good understanding of databases Experience working on B2B software platforms with multiple users would be a bonus.
  If you’re a Senior Software Engineer (TypeScript) who enjoys the idea of working in a fast-paced start-up, please apply. Read Less

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• O

  Lead Site Reliability Engineer  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Lead Site Relability Engineer – EdTech – AWS, Kubernetes, Terraform O... Read More

  Lead Site Relability Engineer – EdTech – AWS, Kubernetes, Terraform
  Oliver Bernard are currently working with an established EdTech, based in London, looking to expand their SRE function with a Lead level engineer. The incoming profile will have the chance to work on a variety of greenfield projects, and be able to help grow and scale their SRE practices whilst leading an existing team of 5-6 engineers.
  A well-cultured and tight knit environment, the company have a small team that competes heavily with their sizeable competitors. To be considered for this opening you’ll need at least 7-8 years’ experience, encompassing the following:
  Recent experience in a Lead SRE capacity, coaching / mentoring other engineers Hands-On Cloud experience with AWS and AWS Services Expert knowledge of Containerisation with Docker and Kubernetes Strong Infrastructure as Code experience with Terraform History of working across CI/CD pipelines Monitoring and Observability experience with Prometheus, Grafana, and / or DataDog Prior experience overseeing Change and Incident Management processes
  This position is open to Lead level Engineers, able to offer £80-90K, and operates a remote first model (with only quarterly visits required).
  Please apply here to register interest in this opportunity.
  Lead Site Relability Engineer – EdTech – AWS, Kubernetes, Terraform Read Less

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• O

  Java Software Engineer  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Java/Kotlin Engineer A fast-growing Fintech company based in London,... Read More

  Java/Kotlin Engineer
  A fast-growing Fintech company based in London, are on the lookout for talented Kotlin Engineers to join their high-impact engineering team.
  You don’t need to be a Kotlin expert yet — if you’ve worked in any JVM language (Java, Scala, Clojure, etc.) and are keen to learn Kotlin, we’d love to hear from you.
  What you’ll do Design and build high-performance backend services using Kotlin (and the wider JVM ecosystem). Collaborate closely with product managers, data engineers, and designers to deliver customer-focused financial solutions. Write clean, testable, and maintainable code with a focus on reliability and scalability. Contribute to architectural discussions and help shape our platform as we scale.
  What we’re looking for Strong experience with Java, Scala, Kotlin, or another JVM language. Solid understanding of modern software engineering principles — from CI/CD to cloud-native development (AWS, GCP, or Azure). Experience with frameworks like Spring Boot, Micronaut, or Ktor is a plus. A mindset geared toward collaboration, curiosity, and continuous improvement.
  More information Salary up to £100k Hybrid working (2 days in London office, 3 days from home), can also work from abroad up to 120 days a year Read Less

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• O

  Lead Data Engineer - Up to £130K  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Lead Data Engineer - Python, SQL, GCP, Kubernetes, DBT, Airflow and Bi... Read More

  Lead Data Engineer - Python, SQL, GCP, Kubernetes, DBT, Airflow and BigQurey
  OB have partnered with a leading scale-up business in the AdTech space, where Data is at the forefront of everything they do, and they are currently hiring for a Lead Data Engineer to join their team and work on the development of their Data platform.
  This will be a hands-on role but you will line manage a small team of 3 Engineers, where the long-term plan of this team is to grow and this is a great opportunity to progress in a scaling business.
  This role requires candidates to come with hands on experience working in Data heavy environments, with Real-Time Data Pipelines, Distributed Streaming Pipelines and strong knowledge of Cloud Environments.
  Lead Data Engineer - Python, SQL, GCP, Kubernetes, DBT, Airflow and BigQurey
  Key Skills and Experience:
  Python, SQL, GCP, Kubernetes, DBT, Airflow and BigQurey Prior experience working as a Lead Engineer or Tech Lead
  Pays £100k-£130k + bonus and a great benefits package Hybrid working, 3-days a week in Central London To be considered, you must be UK based and unfortunately visa sponsorship is unavailable
  2-stage interview process!
  Lead Data Engineer - Python, SQL, GCP, Kubernetes, DBT, Airflow and BigQurey Read Less

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• O

  Founding AI Engineer  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Founding AI Engineer – Early-Stage, YC-Backed Startup (London / Hybrid... Read More

  Founding AI Engineer – Early-Stage, YC-Backed Startup (London / Hybrid)
  Salary : £100k–140k Equity : 1–3% (founding-level) Hybrid working: Central London, 3 days p/week in office. Tech Stack: TypeScript, Node.js, React, Python, LangChain, OpenAI/Anthropic
  I’m working with a YC-backed startup that’s building the next generation of AI-native analytics . This is a seed-stage, well-funded company with backing from top-tier VCs and prominent angel investors. High-trust environment.
  What They’re Looking For Strong engineering background (ideally 5+ years). Proven experience shipping production LLM systems . Hands-on experience with agentic/multi-step reasoning AI . Familiar with modern AI tooling . Product-first mindset and excited about early-stage startup ownership .
  Founding AI Engineer – Early-Stage, YC-Backed Startup (London / Hybrid) Read Less

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• O

  Principal AI Engineer  

  Oliver Bernard

  - London Area

  Posted: 27/11/2025

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  Principal AI Engineer | Up to £130K | Hybrid in London (3 Days Onsite)... Read More

  Principal AI Engineer | Up to £130K | Hybrid in London (3 Days Onsite) |
  Our client is an AI-native engineering firm trusted by major enterprises to build and operationalise scalable AI platforms. With a unique mix of technical depth and proven delivery frameworks, they enable clients to unlock measurable value from AI at scale.
  As a Principal AI Engineer, you’ll be the driving force behind the architecture and delivery of large-scale AI systems. You’ll set the technical vision, mentor cross-functional teams, and work closely with senior stakeholders to turn high-impact ideas into production-ready solutions. This is a chance to shape how AI is built and adopted at enterprise scale.
  Key Responsibilities Set AI architecture and long-term tech direction Lead end-to-end delivery of complex AI platforms Mentor and develop engineering teams Evaluate and implement new AI frameworks Partner with enterprise clients to align AI with business goals Ensure AI solutions are ethical, scalable, and production-ready
  What You’ll Bring Experience delivering and scaling enterprise AI/ML systems Hands-on expertise with cloud AI platforms (AWS, Azure, etc.) Strong Python engineering skills + FastAPI, CI/CD, MLOps, LLM tooling Leadership across cross-functional engineering teams
  If you are Interested, apply directly or reach out to
  Principal AI Engineer | Up to £130K | Hybrid in London (3 Days Onsite) Read Less

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