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Principal Software Engineer

Company

ARM

Location

Luton, Bedfordshire

Posted

June 03, 2026

Position Overview

Principal Software Engineer

Luton

12-Month Contract

Paying up to Β£79p/h (Inside IR35)

Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable

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.

Required Skillset:

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 Continu...

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