> Markdown version of [/jobs/ext/2075662-principal-systems-engineer](https://www.wearedevelopers.com/jobs/ext/2075662-principal-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Systems Engineer - **Company:** Expert Employment - **Location:** Cheshunt, UK - **Salary:** £55,000.0 - £65,000.0 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Communications Protocols, Systems Development Life Cycle, System Testing, Systems Integration - **Published:** August 16, 2026 - **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2928158951-2 ## About the Role Experience in Systems Engineering, Systems Integration, or Product Development. Background in aerospace, defence, electronics, automotive, or other complex engineering environments. Knowledge of system testing, verification, and engineering processes. Understanding of electronics, communications protocols, or embedded systems is desirable ## Description We are looking for an experienced Principal Systems Engineer to support the design, integration, testing, and delivery of complex engineering systems. The role involves working across the full systems lifecycle, from initial concept and requirements through to verification, acceptance, and customer delivery. The successful candidate will work with multidisciplinary teams across software, electronics, and mechanical engineering, supporting system development, risk management, technical documentation, and continuous improvement. Key Responsibilities Lead systems design, integration, verification, and testing activities. Support projects through the full engineering lifecycle. Work closely with software, electrical, and mechanical engineering teams. Manage technical risks and contribute to project delivery. Produce technical reports, specifications, and documentation. Support design reviews and mentor junior engineers. Communicate with internal teams, customers, and suppliers. ## Related Videos - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) - [AI Agents & Agentic AI](https://www.wearedevelopers.com/videos/2017-ai-agents-agentic-ai) - [How To Test A Ball of Mud](https://www.wearedevelopers.com/videos/173-how-to-test-a-ball-of-mud) - [Breaking the Hardware Mindset: Overcoming Barriers to System-Level Innovation](https://www.wearedevelopers.com/videos/1635-breaking-the-hardware-mindset-overcoming-barriers-to-system-level-innovation) - [Building a culture from chaos](https://www.wearedevelopers.com/videos/482-building-a-culture-from-chaos) - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) ## Related Articles - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)