Software Developer Senior Full Stack Developer – .NET / C# / React / TypeScript

Overview

Senior Full Stack Developer to join a UK-based software company delivering secure, bespoke applications and SaaS. You’ll own development across the full stack in a small, collaborative engineering team, contributing to technical decisions and lifecycle activities. The role focuses on building secure, scalable systems for regulated environments and driving quality, performance, and deployment improvements. This is an opportunity to shape products and impact a growing portfolio while working remotely with occasional UK travel.

Responsibilities

• Design and develop full stack web applications using .NET, C#, React and TypeScript
• Build and support scalable backend services, APIs and databases
• Create responsive frontend applications using modern JavaScript
• Contribute to CI/CD pipelines and deployment processes
• Collaborate with other developers to analyse requirements and deliver new features
• Support and improve existing applications, troubleshoot issues
• Participate in code reviews and continuous improvement activities
• Maintain high standards of software quality, security and performance

Key requirements

• Strong experience with C# and .NET / .NET Core
• Experience building frontend apps with React and TypeScript
• Good knowledge of Microsoft SQL Server and relational databases
• Experience with REST APIs and web services
• Understanding of CI/CD and modern development practices
• Experience across the full software development lifecycle
• Ability to work independently and in a small engineering team

• collaboration
• problem-solving
• adaptability
• C# / .NET / .NET Core
• React
• TypeScript

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