Senior C# .NET Principal Engineer – Defence Tech (Hybrid)

Advanced Resource Managers Ltd; Luton; Hybrid; GBP 65,000 - 95,000; Full time

Benefits offered by this job

SC Clearance

Hybrid work model

Job summary

Advanced Resource Managers Ltd in Luton is seeking experienced C# .NET developers to deliver current and future programs within the Integrate Mission Solutions sector of the Electronic Warfare line of business. The role offers hybrid work (4 days on-site, 1 day remote) and a 12-month contract, with security clearance required.

Join a mature development environment and work on cutting-edge defence technology, taking ownership from requirements through delivery while collaborating with a skilled

Qualifications

• 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 CI/CD, Agile practices, and microservices architecture.

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.

Skills

C# .NET development

Object-oriented design

CI/CD practices

Agile methodologies

Microservices architecture

Automated testing

Windows environments

Tools

WPF

WinForms

Visual Studio

Azure DevOps

DOORS

Cameo

Job description

Advanced Resource Managers Ltd in Luton is seeking experienced C# .NET developers to deliver current and future programs within the Integrate Mission Solutions sector of the Electronic Warfare line of business. The role offers hybrid work (4 days on-site, 1 day remote) and a 12-month contract, with security clearance required.

Join a mature development environment and work on cutting-edge defence technology, taking ownership from requirements through delivery while collaborating with a skilled