Full Stack Developer - Chelmsford, 1 day per week A software company are recruiting for a Full Stack Developer to join their Web App team helping delivering and maintaining the core web applications that support the internal teams and client-facing services. The team operates within a modern, stabilised framework built on Next.js (JavaScript), Tailwind CSS, C# 9 (.NET Core) and Python.Responsibilities will include:Full Stack DevelopmentBuild and maintain web applications using React.js (with Next.js), JavaScript, HTML5, and Tailwind CSS.Develop RESTful APIs and backend logic using C# 9 and .NET Core.Interact with MSSQL databases through queries, procedures, and schema changes.Deliver features that are secure, performant, and maintainable.Contribution to Team and CodebaseTake ownership of tickets from development to deployment, including testing and documentation.Participate in Agile ceremonies and collaborate effectively with the team on planning and estimation.Contribute to peer reviews and support a shared commitment to clean, maintainable code.Improving Technical MaturityHelp maintain and evolve coding patterns across front-end and back-end.Contribute to test coverage with unit tests where feasible.Spot technical risks or inefficiencies and propose clean, pragmatic solutions.Collaboration and CommunicationWork closely with the team lead and peers to ensure clarity and smooth delivery.Collaborate with UI/UX designers to implement user-friendly, accessible interfaces.Share i