C/C++ Software Engineer

Location: Cheltenham (hybrid working) Duration: 6 month contract Inside IR35 Role details: Our client, a leading developer of mission-critical and safety-critical systems for the defence and aerospace sectors, is…

Inside IR35 Hybrid IT
Contract type Contract
Posted 18 September 2026

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About this contract

Location: Cheltenham (hybrid working)

Duration: 6 month contract

Inside IR35

Role details:
Our client, a leading developer of mission-critical and safety-critical systems for the defence and aerospace sectors, is seeking a C/C++ Software Engineer for a contract opportunity. The role will involve developing robust embedded software for applications used across military aircraft, vehicles, civil aerospace and unmanned systems.

Key Responsibilities:

Defining requirements, designing, developing and verifying software across a range of integrity levels
Producing high-quality C and C++ code in line with internal software standards
Developing and testing bare-metal embedded software
Creating accurate software design documentation and supporting requirements development
Carrying out software testing, debugging and verification within embedded environments
Participating in design and code reviews to maintain robust engineering standards
Working collaboratively with wider engineering teams and technical stakeholders

Job Requirements:

High proficiency in C and C++ software development
Experience writing bare-metal embedded software
Understanding of software development lifecycles, requirements and verification processes
Experience with Git, containerised development environments and CI/CD workflows
Familiarity with debugging tools, hardware interfaces and safety analysis techniques
Strong organisational skills and the ability to collaborate effectively within a wider team
Excellent communication skills, with the ability to liaise with technical and non-technical stakeholders

Desirable Skills:

Understanding of hardware and software integration
Experience with hardware-in-the-loop testing
Experience developing software in accordance with DO-178C
Knowledge of safety-critical or mission-critical software development

If you are an experienced C/C++ Software Engineer with embedded development expertise and an interest in defence and aerospace technology, apply now

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