https://jobs.co.uk/job/senior-software-test-engineer-sdet-london-permanent-bond-williams--9561b6d2-7392-44be-8170-4bacfd500213 RSS feed for Senior Software Test Engineer (SDET) - London - Permanent at Bond Williams. en-gb Wed, 21 Oct 2026 15:49:06 GMT https://jobs.co.uk/job/senior-software-test-engineer-sdet-london-permanent-bond-williams--9561b6d2-7392-44be-8170-4bacfd500213 https://jobs.co.uk/job/senior-software-test-engineer-sdet-london-permanent-bond-williams--9561b6d2-7392-44be-8170-4bacfd500213 Wed, 21 Oct 2026 11:52:28 GMT Location: London | Salary: 10000-500000 Annual | Type: Permanent | We''re seeking a hands-on Senior Software Test Engineer (SDET) to join a growing technology team developing modern software products. This is an engineering-led role focused on building and maintaining automated testing solutions rather than traditional manual QA. You''ll work closely with developers, product teams and DevOps engineers to improve software quality, automation coverage and delivery confidence. Senior Software Test Engineer Responsibilities Include: Designing and developing automated test frameworks using Playwright and TypeScript Automating UI, API and integration testing Integrating testing into CI/CD pipelines Supporting quality across cloud-native and microservices-based applications Collaborating with developers to embed quality throughout the development lifecycle Experience Required: Commercial experience as an SDET, Software Test Engineer or Automation Engineer Strong experience with Playwright and TypeScript Experience building automation frameworks from scratch API testing experience CI/CD experience (Azure DevOps, GitHub Actions or Jenkins) Strong troubleshooting and problem-solving skills Desirable: AWS or Azure Python, Java or C# Contract testing Doc... Permanent