Senior software development engineer in test Location- London, 2 days a week in the office Salary- £85k - £92k About the Role Head Resourcing are recruiting for an experienced Senior Software Development Engineer in Test (SDET) with advanced skills in C#, Playwright, and TypeScript. In this role you will lead the design and implementation of scalable test automation frameworks and contribute to both manual and automated testing for high-impact web applications. The role is for a consultancy company where you will be on site with a client who work across a range of sectors such as energy and electronic and mineral recycling. This role, unfortunately, does not offer sponsorship. Key Responsibilities Develop and maintain robust test automation frameworks using Playwright (TypeScript/C#) Conduct functional and automation testing (UI, API, regression, cross-browser/platform) Integrate automation into CI/CD pipelines (e.g. Jenkins, Azure DevOps) Collaborate with cross-functional teams in Agile settings Create test data strategies and detailed test reports (such as Allure, Extent Reports) Required Skills Strong experience in test automation and functional testing Expertise in Playwright with JavaScript/TypeScript and C# Experience testing SPAs, APIs (Playwright API, Postman, REST Assured,) Familiarity with Mocha, Jest, BDD tools like Cucumber (preferred) CI/CD knowledge (Git, Jenkins, Azure DevOps) What's on Offer Varied, engaging work with new challenges daily Projects across public and private sectors using modern tech Flexible work-life balance and tailored compensation package Personal training budget and dedicated development time Long-term job security in a growing organisation