10 of 10 SDET Jobs in the City of London

Senior Software Development Engineer in Test (SDET) - Java, JBehave or Cucumber, Selenium, Microservices Perm 3 days a week on-site in London Up to £75,000 per annum A rapidly growing fintech organization is transforming access to finance for small and medium-sized businesses. With over £150 million lent through its proprietary credit platform, the company is redefining how business … funding works — making it faster, simpler, and more transparent. The company is seeking a Senior Software Development Engineer in Test (SDET) to join its expanding engineering team in Farringdon on a hybrid basis This full-time, on-site role involves designing and maintaining robust test automation frameworks, performing manual and automated testing, and collaborating closely with developers, product managers, and More ❯

Job Title: SDET (Software Development Engineer in Test) Location: London, UK – 5 days onsite mandatory. Contract/Permanent (Both options are open) Key Responsibilities • Design and build high-performance tools and services to validate the reliability, performance, and correctness of ML data pipelines and AI infrastructure. • Develop platform-level test solutions and automation frameworks using Python, Terraform, and modern cloud More ❯

SDET - Contract - £550 outside IR35 - Hybrid (2 days in the London office) Please note: Suitable candidates will be required to commute into the London office twice a week. La Fosse have partnered with a London-based client to recruit for a role focused on performance and web testing. The ideal candidate will have strong experience with JMeter for performance testing More ❯

Senior SDET – Test Automation A leading technology-driven organization is seeking a highly skilled Senior Software Development Engineer in Test (SDET) to drive automation excellence across embedded and connected device platforms. This role is ideal for a hands-on engineer passionate about building scalable test frameworks and elevating product quality through code. 🔧 Key Responsibilities Develop and maintain automation frameworks for … a focus on automation Self-driven and technically adept with a passion for product quality Proven ability to lead initiatives and build robust automated solutions Minimum 3 years’ experience in SDET, automation, or software development roles 🎓 Qualifications Bachelor’s degree in Computer Science, Engineering, or equivalent 3+ years of relevant experience (or 2+ years with advanced degree) Strong foundation in More ❯

Senior SDET – Test Automation (Devices) Location: London Type: Contract Duration: 6 months (high potential for extension or conversion) Work Setup: Hybrid – minimum 3 days on-site, 5 days preferred Project Overview Join a medical device software development program focused on AI-driven operating room technologies and video data processing systems . You’ll test and automate complex applications running on … high-performance computing platforms used in surgical environments. Role Summary An automation-first quality culture , where software quality is built through code. As a Software Development Engineer in Test (SDET) , you’ll design, develop, and maintain automated test solutions for embedded and connected device platforms. This role requires a hands-on engineer with strong Python automation expertise and experience in … and system-level testing . Beneficial: Familiarity with medical device software standards (IEC 62304). Profile & Experience Bachelor’s degree in Computer Science, Engineering, or equivalent. 3+ years’ experience in SDET, automation, or software engineering roles. Proven ability to design and implement automation solutions (not just execute manual tests). Self-starter with strong problem-solving, technical leadership, and collaboration More ❯

SDET - £700 per day inside IR35 - London (hybrid 3 days per week in the office) - C# experience Please note: This role … requires candidates to be able to commute into the London office 3 days per week. La Fosse have partnered with a global organisation to recruit an SDET (Software Development Engineer in Test) on a contract basis. This role will be responsible for designing, developing, and executing automated test solutions across multiple applications and platforms. The SDET will own the automation More ❯

culture where quality engineering is driven by code, collaboration, and cutting-edge practices. Role Overview We are seeking a highly skilled and passionate Senior Software Development Engineer in Test (SDET) to join our client’s team. This role is ideal for someone who thrives in a hands-on technical environment and is eager to shape the future of automated testing More ❯

Contract Java SDET – Hybrid (Swindon/London) | Inside IR35 | £400 - £425 per day A leading technology company is seeking a skilled Java SDET to join their dynamic team on a contract basis. You’ll play a key role in shaping, planning, and delivering high-quality testing across functional and non-functional areas, ensuring releases exceed customer expectations. What You’ll More ❯

Senior Java SDET – FinTech - Core Java, JBehave, Selenium, CI/CD, Oliver Bernard are currently working with an industry leading FinTech company who are currently scaling their SDET function (as they scale their practices worldwide). They are looking for a strong, Senior level, Java SDET to join their QA team as part of ongoing expansion plans across Technology, in … particular their SDET/Testing function as they look to drive out their Automation practices in line with an ever improving Test Strategy set in place by their team of established Lead QAs. Currently undergoing a period of growth in demand for their product, you’ll work as part of a technical team geared towards improving the functionality of their … base salary, alongside benefits, and operates on a hybrid WFH pattern (3 office days p/week). Please apply here to register interest in this opportunity. Senior Java SDET – FinTech - Core Java, JBehave, Selenium, CI/CD More ❯

Java Software Development Engineer in Test - FinTech - Java Remote (UK) | £80 - 90k Our client a cutting-edge fintech business is looking for a Software Development Engineer in Test (Java SDET) to strengthen their automated testing framework and drive software quality to the highest standards. This is a great opportunity for someone passionate about automation, exploratory testing, and collaborating with experienced … enhance testing infrastructure for continuous delivery Proactively identify areas for improvement in software quality Essential Experience: Strong Object-Oriented Programming in Java (ideally Core Java) Proven background as an SDET Component testing, end-to-end testing & failure scenario testing Exploratory testing Desirable Experience: Continuous Delivery & CI/CD environments API & UI Testing (Selenium) Event-driven systems & messaging protocols Extreme Programming More ❯