CSharp Software Engineer

£65 per hour | Umbrella | 12-Month Contract
Stevenage or Bristol | Onsite Role | x5 Roles
SC Clearance Required to Start | UK Eyes Only | Sole British Nationals

We are recruiting multiple C# Software Engineers to support the development of highly advanced simulation and defence system technologies. These roles contribute across the full product life cycle, from early concept through to in-service support and training.

You'll be part of a collaborative, multi-disciplinary engineering team delivering high-fidelity simulations by integrating real products, models, and synthetic environments for visualisation, verification & validation, and training purposes.

• Support the development of complex defence systems using advanced simulation technologies, including digital twins and emulators

• Design and develop end-to-end simulation components representing real-world systems within synthetic environments

• Work closely with Project Leads and Simulation Architects

• Develop using C# and C++, alongside integration simulations and recognised industry standards

• Operate within a heterogeneous, agile engineering team

• Apply modern software engineering practices including:

  • Configuration control

  • Continuous Integration

  • Continuous Delivery/Deployment

  • Unit testing and Test-Driven Development

• Strong proficiency in C# and/or C++

• Experience with Microsoft Visual Studio and/or Eclipse

• Ability to translate system-level requirements into detailed technical solutions

• Excellent verbal, written, and presentation skills

• Confident working across Windows and Linux environments

• Distributed simulation standards and protocols (DIS, HLA, DDS)

• Web services development (JavaScript, Node.js or similar)

• Military communications, datalinks, and interfaces (1553/1760, Ethernet, TCP/IP)

• Practical experience of system integration principles and processes