Principal Software Engineer - C# / .Net

599454
  • Up to £78 per hour
  • Luton, England
  • Contract

Location: Luton (4 days per week onsite)

Duration: 12 month contract

Rate: £78ph UMB (Inside IR35)

Role details:
Our client, a leading organisation in the Defence & Security sector, is currently seeking a Principal Software Engineer specialising in C# and .NET for a contract role based in Luton. This position offers the unique opportunity to work on cutting-edge defence technology within a mature development environment.

Key Responsibilities:

  • 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.

Job Requirements:

  • 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 with 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.
  • Knowledge of DOORS, Cameo, and Azure DevOps.
  • Some experience with C++.


If you are an experienced C# .NET developer looking for a challenging and rewarding contract position in the Defence & Security sector, we would love to hear from you. Apply now to join our client's innovative team in Luton.

Emma Jones Lead Delivery Consultant

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