C# Software Engineer

Matchtech · 12-month contract · C# · C++ · 9 days ago

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Salary

$26k per year

Location

Hybrid (Luton, United Kingdom)

Employment

Contractor

Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Sep 8, 2026. Matchtech scores A on the Alion truth index.

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Matchtech

Matchtech is a UK engineering and technology recruitment agency headquartered in Whiteley near Fareham, Hampshire, placing contract, temporary and permanent staff with clients. Founded in 1984, it covers aerospace, automotive, maritime, defence and security, energy, highways, rail, water and utilities, construction and technology, and also offers managed service, RPO and recruit-train-deploy programmes for employers such as BAE Systems, Leonardo and NATS. Its vacancies, posted on behalf of clients, include civil, mechanical, process and EICA engineers, CAD technicians, software developers, project managers and site staff across the UK.

matchtech.com · HQ: Whiteley, United Kingdom · Recruiting & Staffing · 11-50 employees · Est. 1984

C# Software Engineer

£78ph, UMB, inside IR35

Initial 12-month contract

x4 days onsite in Luton (1 day remote)

SC must be in place priot to startintg this contract

Our client, a leading organisation within the defence and security sector, is seeking a C# .NET Software Engineer to support the development of advanced electronic warfare and mission systems in Luton. This contract role offers the opportunity to work within a mature software development environment, delivering innovative defence technology with a high degree of autonomy.

Key Responsibilities:

Develop robust applications using C# .NET within a Windows environment
Take ownership of complex tasks throughout the full software development lifecycle, from requirements through to integration, testing and delivery
Apply object-oriented design principles and software verification and validation techniques
Develop and maintain web-based applications
Contribute to automated testing frameworks and continuous integration and continuous delivery practices
Work collaboratively with a skilled development team while delivering tasks independently and with minimal supervision

Job Requirements:

Strong experience in C# .NET software development, including web-based applications
Sound understanding of object-oriented design and software development methodologies
Experience across the full software development lifecycle
Knowledge of automated testing frameworks and testing practices
Experience with Continuous Integration and Continuous Delivery practices
Experience working with Agile methodologies, including Scrum or Kanban
Understanding of microservices architecture
Full UK Security Check (SC) clearance

Desirable Skills:

Experience within the defence or electronic warfare sectors
Familiarity with WPF, WinForms and Visual Studio
Experience using DOORS, Cameo or Azure DevOps
Knowledge of C++ development

Contract Details:

12-month contract opportunity
Based in Luton
Hybrid working arrangement, with four days on site and one day working remotely
Inside IR35
Start subject to onboarding and security clearance requirements

If you are an experienced C# .NET Software Engineer seeking an opportunity to contribute to innovative defence technology, apply now to join our client's development team in Luton.

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