Senior Full Stack Engineer | Cybersecurity Scale-Up | Fully Remote (UK based)
Want to use your full stack skills to help stop real-world cyber attacks? This is your chance to join a fast-growing, VC-backed cybersecurity innovator, recognised by Gartner and trusted by Fortune 500s and critical infrastructure providers worldwide.
They’re building cutting-edge technology that helps organisations continuously understand how they could be compromised — and they’re scaling fast.
Now, they’re looking for a Senior Full Stack Engineer to join their Client Facing Applications (CFA) team, where you’ll help shape the customer experience for some of the world’s largest enterprises.
What you’ll be doing: Designing and developing enterprise-grade SaaS features across backend and frontend systems
Building secure, scalable, and high-performing APIs and services (NestJS, GraphQL, REST)
Creating data-driven dashboards and UIs with React, Next.js, and Chakra UI
Translating product and design requirements into elegant, maintainable solutions
Troubleshooting and optimising performance across the full stack
Collaborating with product managers, designers, and engineers to deliver seamless client experiences
Driving continuous improvements in engineering practices, tooling, and processes What they’re looking for: 5+ years’ experience building enterprise SaaS products (ideally in cybersecurity or data-heavy environments)
Strong backend development with TypeScript, NestJS, Sequelize ORM, GraphQL, REST APIs
Frontend expertise with ReactJS, NextJS, Typescript, Chakra UI
Experience with MySQL and NoSQL databases
Familiarity with messaging/event-driven systems (Kafka)
Ability to work closely with designers (Figma) and translate complex business logic into intuitive UI/UX
Problem-solver with strong debugging, troubleshooting, and optimisation skills
Thrives in high-growth startup/scale-up environments, with adaptability and ownership mindset Bonus points if you have: AWS or Kubernetes experience
Workflow engine knowledge (Xstate, Argo Workflows)
Broader understanding of networking and infrastructure Why join?
✅ Competitive compensation & benefits
✅ A key role in a high-growth cybersecurity scale-up solving global challenges
✅ Cutting-edge tools and kit to help you succeed
✅ Endless growth opportunities — internal promotion is core to their culture
✅ Collaborate with cybersecurity experts and work on problems that really matter
This isn’t just another engineering role. It’s your chance to build technology that protects enterprises from real-world attacks while shaping the future of offensive security at scale.
Interested? Apply now — this one won’t stay open for long.
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