> Markdown version of [/jobs/ext/2206449-lead-system-test-engineer](https://www.wearedevelopers.com/jobs/ext/2206449-lead-system-test-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). --- # Lead System Test Engineer - **Company:** ECM Selection Limited - **Location:** Cambridge, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Testing (Software), Python (Programming Language), System Testing, Hardware Testing - **Published:** August 24, 2026 - **Apply:** https://www.ecmselection.co.uk/register/24954 ## About the Role * A good degree in an engineering or scientific subject * A solid understanding of device-related risks in the context of safety-critical applications * Significant experience of planning and executing test plans involving both hardware and software. * Team leadership skills and experience Experience of product development in a regulated industry, Python coding skills, model-based systems engineering skills, and experience of working within an Agile team are all beneficial but not essential. ## Description A leading developer of advanced mechatronics is seeking an experienced System Test Engineer to lead a small team in providing verification of performance and reliability for their products. This is an important role, ensuring the fitness for purpose of highly advanced and safety-critical devices. Your daily activities might include items such as: * Defining and running test suites to exercise system functionality * Building testing infrastructure for software and hardware * Gain a thorough understanding of system functionality and ensure all aspects are fully documented and tested * Providing technical leadership of a small team of test engineers * Supervising and reporting on the progress of testing * Devising process improvements to the efficiency of test activities This is a relatively young company with a dynamic outlook, and has a product with a well-researched and sizeable market. They are leading employers and their workplace culture and benefits will be a hard prospect to beat. ## Related Videos - [How To Test A Ball of Mud](https://www.wearedevelopers.com/videos/173-how-to-test-a-ball-of-mud) - [Excellent Software Testing](https://www.wearedevelopers.com/videos/87-excellent-software-testing) - [The Algorithm That Nearly Killed Me: When Testing Isn't Enough](https://www.wearedevelopers.com/videos/2110-the-algorithm-that-nearly-killed-me-when-testing-isn-t-enough) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [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) - [Integration And E2E Testing: Are They Complementary or Interchangeable?](https://www.wearedevelopers.com/magazine/86-integration-and-e2e-testing-are-they-complementary-or-interchangeable) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)