C# .NET Developer

Location: Luton (Hybrid: 4 days on-site, 1 day remote)Contract: 12 monthsIR35: Inside IR35Security Clearence: Full UK SC required

About the Role

We need an experienced C# .NET developer who can work with the minimum of supervision to deliver current and future programs. This role provides an opportunity to work on the latest defence technology within a mature development environment.

What You’ll Do

• Develop robust applications using C# .NET within a Windows environment.
• Take ownership of complex tasks across the full software lifecycle—from requirements to integration, testing and delivery.
• Apply object-oriented design principles and verification/validation techniques.
• Collaborate with a skilled team while maintaining independence in your work.

What We’re Looking For

• Proven experience in C# .NET development including Web Based applications.
• Strong understanding of object-oriented design and software development methodologies.
• Experience across the full software lifecycle including automated testing frameworks and practices.
• Experience of Continuous Integration / Continuous Delivery (CI / CD) practices.
• Ability to work independently and deliver high-quality solutions with minimal supervision.
• Experience with Agile methodologies (Scrum, Kanban) and microservices architecture.

Desirable:

• Defence or Electronic Warfare domain experience.
• Familiarity with frameworks/tools such as WPF, WinForms, Visual Studio.
• DOORS, Cameo, and Azure DevOps.
• Some C++ experience.

Why This Contract?

• Opportunity to work on innovative defence technology with a high degree of autonomy.
• Long-term project with strong potential for extension.

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