Senior Full Stack Developer

Salary: £60,000 - 70,000 per year

Requirements

• Strong commercial experience developing with C# and .NET.
• Experience building modern web applications with React and TypeScript.
• Experience designing and consuming RESTful APIs.
• Good knowledge of relational databases, ideally PostgreSQL.
• A solid understanding of software engineering principles, testing, and maintainable code design.
• Experience working within Agile development environments.
• A degree in Computer Science or a related discipline, or equivalent commercial experience.

Responsibilities

• Design and develop modern web applications using C#, .NET, React, and TypeScript.
• Build scalable backend services and RESTful APIs using PostgreSQL.
• Contribute to software architecture, technical design, and engineering best practices.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and mentor other developers where appropriate.
• Collaborate with cross-functional teams to deliver high-quality customer-focused solutions.
• Drive continuous improvement across development processes, tooling, and platforms.
• Work within Agile development practices using tools such as Jira and Confluence.

Technologies

• Backend
• C#
• Confluence
• Support
• JIRA
• PostgreSQL
• React
• TypeScript
• Web
• ASP.NET
• Fullstack

More

We are recruiting a Senior Full Stack Developer on a permanent basis to join a talented software engineering team in Northamptonshire, working in a hybrid/remote setup. This is an opportunity to help shape a next-generation software platform and contribute to modern applications that support large-scale, mission-critical operations. You will work alongside experienced Software Engineers, Architects, Project Managers, and Subject Matter Experts, using modern technologies including .NET, React, TypeScript, and PostgreSQL, while making a genuine impact and continuing to develop your technical expertise.

last updated 33 week of 2026