Principal C​/C++ Software Engineer

Overview

We are Ultra Precision Control Systems (Ultra PCS), a leading developer of mission‑critical equipment for the defence and aerospace industry. Our team of experts creates engineering solutions that keep customers safe and on mission. Ultra PCS solutions are used in military and civil aircraft, unmanned vehicles, and other critical systems.

The role is for an experienced Software Engineer who will design, develop, and verify C++ solutions for our EAK GVA platform. The engineer will distill customer requirements, implement robust code under tight time frames, and perform verification and validation activities.

• Define requirements, design, develop, and verify software for integrity levels ranging from safety‑critical to proof‑of‑concept.
• Write high‑quality C++ code following internal coding standards.
• Conduct design and code reviews to maintain quality.
• Debug embedded systems.
• Develop and execute verification and validation strategies.

• High proficiency in C++
• High proficiency in Embedded Linux
• Experience with Graphical Frameworks such as Vulkan, OpenGL, or Qt
• CI/CD workflow experience, Git, containerised development environments
• Familiarity with debugging tools, hardware interfaces, and safety analysis techniques

• Strong organisational skills and ability to collaborate within a wider team
• Excellent communication skills, able to liaise with technical and non‑technical stakeholders

• Working knowledge of Rust
• Understanding of hardware/software integration and hardware‑in‑the‑loop (HIL) testing

• Flexible working within core hours (hybrid or part‑time options)
• 25 days holiday (185 hours) with option to buy/sell 5 days (37 hours) plus bank holidays
• 4 times annual salary in life assurance
• Pension scheme: up to 5.5% employer contribution after 5 years of service, up to 7.5% thereafter
• Sports and social club membership
• Career development opportunities and supportive, friendly working environment with regular team events

Candidates must be able to work in the UK without restrictions and be prepared to undergo UK National Security Vetting in accordance with UK Government criteria.

Ultra PCS is an equal‑opportunity employer that values diversity, inclusion, equity and equality. We do not discriminate on race, religion, colour, national origin, gender identity, sexual orientation, age, marital status, veteran status, or disability status and welcome applications from all candidates.