Senior Full Stack JavaScript Developer

Salary: £60,000 - £80,000 base salary plus benefits, perks, and healthcare options

Location: Cardiff - Hybrid

We're looking for a Senior Full Stack JavaScript Developer to join a fast-moving engineering team building modern web and mobile applications that deliver real impact.

You'll lead technical delivery, mentor engineers, and help shape scalable, secure solutions across projects involving cutting-edge technologies including AI, cybersecurity, and autonomous systems.

What you'll do:

Lead and mentor developers, driving engineering best practices
Build scalable web & mobile apps using JavaScript, Node.js, React/Angular/Vue
Design and develop robust front-end and back-end systems
Apply TDD and modern development practices
Collaborate with architects, clients, and cross-functional teams
Use AI tools (e.g. GitHub Copilot) to enhance delivery and qualityWhat we're looking for:

Stron...