> Markdown version of [/jobs/ext/4018876-senior-full-stack-developer](https://www.wearedevelopers.com/jobs/ext/4018876-senior-full-stack-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full Stack Developer - **Company:** Pearson Whiffin Recruitment Ltd - **Location:** Southport, UK (Remote available) - **Experience:** Expert - **Salary:** £80,000.0 - £90,000.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Artificial Intelligence, Software Quality, Software Debugging, Programming Tools, Node.Js, Next.js, Systems Integration, TypeScript, Web Applications, ReactJS, Large Language Models, AI Coding Agents, Backend, Agentic-AI, Maintaining Code, Front End Software Development - **Published:** October 30, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5945031290 ## About the Role * Strong software engineering fundamentals, including architecture, testing, debugging and maintainable code. * Hands-on experience with TypeScript, React, Next.js, Node.js and Vercel. * Practical experience using AI coding agents and integrating LLM APIs or AI SDKs into applications. * A proven ability to design, build and deliver software projects independently. * Strong problem-solving, communication and collaboration skills. * A proactive approach, with the ability to take ownership and work effectively with minimal supervision. ## Description The role focuses on full-stack development using TypeScript, React, Next.js and Node.js, alongside integrating AI technologies into customer-facing applications. You will work within a small, collaborative team, taking ownership of projects from initial concept through to delivery while using modern AI development tools to improve productivity and software quality. This is an excellent opportunity for a developer who enjoys building innovative products, solving technical challenges and working with emerging technologies in a fast-moving environment. Key Responsibilities * Design, develop and deliver full-stack applications across frontend, backend and infrastructure. * Build modern web applications using TypeScript, React, Next.js and Node.js. * Integrate AI technologies, including LLM APIs, AI agents and AI SDKs, into customer-facing products. * Use AI coding agents and modern development workflows to improve productivity while maintaining code quality. * Take ownership of technical decisions, architecture, testing, debugging and deployment. * Collaborate with the team to improve engineering practices, development tools and product quality., This company is looking to pay up to £90k dependent on experience and you will work on a fully remote basis with quarterly visits to the office in Southport, Merseyside.