Software Test Engineer

Must hold British Citizenship for this role* Software Test Engineer This is an exciting opportunity to work in an advanced engineering environment, contributing to a range of fast-moving and complex projects. You’ll be involved across the full product lifecycle, from early concept and development through to integration, testing, and end-user delivery. Working as part of a specialist validation team, you will take ownership of the full software testing lifecycle across simulation-based systems. This includes planning test activities, executing testing, analysing results, and producing clear technical reports to support delivery and performance assurance. Key Responsibilities * Plan, design, and execute end-to-end software testing and verification activities across the full development lifecycle * Develop test plans, test cases, and test environments based on system requirements and architecture * Conduct functional and integration testing within simulation or emulation environments * Investigate and resolve software defects, anomalies, and emergent behaviours * Analyse test data and system logs to validate performance and ensure compliance with requirements * Produce clear technical reports and certification evidence to support product release * Collaborate with software, systems, and integration teams to support development, trials, and demonstrations * Support software releases and continuous integration pipelines through structured testing and validation 🧠 Key Skills & Experience * Experience in software testing, verification & validation (V&V), or systems proving * Strong Python scripting skills for testing, automation, or data analysis * Familiarity with CI/CD tools and workflows (e.g. Git, Jenkins) * Experience working with Agile/Scrum development environments * Ability to analyse complex datasets and system logs * Understanding of testing complex systems or simulations * Knowledge of tools such as JIRA, DOORS, or similar requirements/test management tools * ISTQB certification (or similar) is desirable 🚀 Ideal Candidate * Detail-oriented with a methodical and analytical approach * Strong problem-solving mindset with the ability to investigate complex issues * Comfortable working in a fast-paced, collaborative engineering environment * Passionate about quality, testing, and system performance Salary up to £50,000 + bonus + benefits Hybrid working in Hertfordshire *Must hold British Citizenship for this role