> Markdown version of [/jobs/ext/3903945-senior-full-stack-developer-up-to-90-000-remote](https://www.wearedevelopers.com/jobs/ext/3903945-senior-full-stack-developer-up-to-90-000-remote). 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 | up to £90,000 | Remote - **Company:** Pearson Whiffin Recruitment Ltd - **Location:** Manchester, UK (Remote available) - **Experience:** Expert - **Salary:** £80,000.0 - £90,000.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Amazon Web Services, Cloud Computing, Databases, Software Debugging, Python (Programming Language), PostgreSQL, Node.Js, Object-Relational Mapping, Scrum Methodology, SQLite, Systems Integration, WebGL, ReactJS, Retrieval-Augmented Generation, Large Language Models, Agentic-AI, Containerization, Kubernetes, Docker - **Published:** October 24, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5939823878 ## About the Role * Excellent knowledge of React and Node. * Some experience working with AI - Prompt Designs, LLMs, AI APIs, Integrations, RAG, orchestration frameworks (e.g. LangChain), agentic patterns, MCP… etc * Good knowledge of Python would be knowledgeable * Familiarity with databases (Postgres, SQLite) and ORMs (TypeORM). * Experience with Docker, containerisation, and AWS. * Other beneficial technical skills include Electron, Material-UI (MUI), and Storybook. * Experience or interest in Unity, WebGL, or similar interactive technologies would be advantageous. ## Description * Design, develop, and implement new features and components across the app, and React-based editor for web, desktop (Electron), and cloud/edge services. * Write clean, efficient, well-documented, and maintainable code. * Collaborate closely with multidisciplinary teams (Design team, Unity Developers) using Agile workflows. * Participate in discovery sessions, road-map planning, sprint planning, demos, and retrospectives * Identify, propose, and document architectural decisions and improvements. * Troubleshoot, debug, and optimise application code and cloud-based APIs to enhance performance, reliability, and security.