JavaScript/TypeScript Developer
Summary
Fully remote (UK) senior developer role at a cyber security company building threat detection products. Day to day you design and build full-stack TypeScript/JavaScript applications — Node.js APIs, React/Angular/Vue frontends, Docker/Kubernetes on AWS/Azure/GCP — and mentor other developers. Salary £75k–£85k.
Salary: £75,000 - 85,000 per year
Requirements:- Strong commercial experience with JavaScript and TypeScript at a senior level
- Solid experience with Node.js and building RESTful or GraphQL APIs
- Experience with a modern frontend framework such as React, Angular or Vue
- Good understanding of testing practices and tools such as Jest, Cypress or Playwright
- Experience working with relational or NoSQL databases
- Familiarity with Git, CI/CD pipelines and agile ways of working
- Clear communication skills and a collaborative approach
- Interest in or exposure to cyber security, threat detection or secure coding practices
- Experience with cloud platforms such as AWS, Azure or GCP
- Knowledge of containerisation and orchestration, including Docker or Kubernetes
- Experience with event-driven architecture or microservices
- Exposure to data-heavy or real-time applications
- Experience mentoring or leading other developers
- Design, build and maintain scalable applications using TypeScript and JavaScript
- Work across the stack as needed, from APIs and services to user-facing features
- Collaborate with product, design and security specialists to turn complex problems into clean, usable solutions
- Write well-tested, maintainable code and champion good engineering practices
- Contribute to architectural decisions and the long-term direction of our platform
- Support and mentor other developers
- Take ownership of features from design through to production
- Contribute to code reviews and technical discussions, helping raise engineering standards across our team
- AWS
- Angular
- Azure
- CI/CD
- Cloud
- Cypress
- Docker
- Frontend
- GCP
- Git
- GraphQL
- Support
- JavaScript
- Jest
- Kubernetes
- NoSQL
- Playwright
- React
- Security
- TypeScript
- Vue
- microservices
- NodeJS
More:
Were an innovative cyber security company building products that help businesses detect, understand and respond to attacks. Youll join a collaborative engineering team and help shape tools that security teams rely on every day. This is a fully remote role, with the flexibility to work anywhere in the UK, offering a salary of £75,000 to £85,000, 25 days of holiday plus bank holidays, and the opportunity to work on meaningful products in a fast-growing sector. We value ideas, learning and quality engineering.
last updated 43 week of 2026