Senior Software Test Engineer

Every minute of every day, Smiths Detection’s threat detection and security screening technology helps to protect people and infrastructure, making the world a safer place. Smiths Detection is a global leader in the development, manufacture and management of security and detection solutions designed to make the world a safer place. Our technology provides threat detection and screening solutions for customers in our key markets: aviation, ports and borders, defence, and urban security. Our expertise spans 21 global offices, seven manufacturing sites and five R&D centres, with a global network of 3,000 dedicated colleagues contributing towards over 40 years at the frontline of advances in safety and security. This results in careers built on variety and the opportunity to work on a range of state-of-the-art solutions, where you can develop your knowledge and experience every day. Job Purpose: The role ensures delivery of high‑quality, reliable, and secure software by driving comprehensive testing across microservices‑based applications. Responsibilities include designing and executing test cases, supporting automation frameworks, and integrating testing into CI/CD pipelines to validate functionality, performance, and scalability. Collaboration with cross‑functional teams and continuous improvement are key to strengthening product stability and accelerating delivery cycles. This role requires presence in office 4 days per week. Duties: Test Case Development & Execution : Collaborate with senior engineers to develop and execute comprehensive test cases that align with project requirements, ensuring thorough testing of software functionality, performance, and security. Automation Support : Contribute to the development and maintenance of automated test scripts and frameworks. Assist in enhancing test automation coverage for both system-level and front-end applications. Issue Identification & Documentation : Identify, track, and document software defects, functionality i