AI-First Full Stack Developer at TechNet IT Recruitment (Permanent), United Kingdom, 6 Months, £Contract Rate

AI-First Full Stack Developer | Outside IR35 | Fully Remote | 6 Month Contract

TechNET IT has partnered with a large, technology-driven organisation undergoing a significant software modernisation programme as part of its wider investment in AI and engineering transformation.

We are seeking an experienced AI-First Full Stack Developer to join a highly skilled engineering team focused on modernising business-critical applications and delivering scalable, cloud-ready software solutions.

This is an execution-focused contract opportunity suited to developers who enjoy building high-quality software from well-defined requirements whilst leveraging modern AI-assisted development practices.

Key Responsibilities:

Modernise and enhance existing business-critical software applications

Design and develop scalable full-stack solutions, APIs and services

Deliver production-ready code supported by automated testing

Utilise AI development tools to accelerate software delivery

Review, validate and refine AI-generated outputs

Work closely with technical leadership to deliver against documented specifications and acceptance criteria

Required Experience:

Strong commercial full-stack development experience

Experience working on complex, business-critical systems

Strong API, database and cloud platform expertise

Proven software testing, debugging and troubleshooting skills

Ability to work independently and deliver high-quality software at pace

Active use of AI development tools such as Claude Code, Cursor, Windsurf, GitHub Copilot, OpenAI Codex or similar

If you're passionate about the future of AI-enabled software engineering and enjoy delivering high-quality solutions in a modern development environment, I'd be keen to speak with you.