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Senior Software Development Engineer in Test; SDET

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: Adaptive
Full Time position
Listed on 2026-09-22
Job specializations:
  • Software Development
    Software Engineer, Software Testing, DevOps, Senior Developer
Salary/Wage Range or Industry Benchmark: 90000 - 120000 GBP Yearly GBP 90000.00 120000.00 YEAR
Job Description & How to Apply Below

WE ARE

At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage.

WE ARE

At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage.

Our clients include the world's leading investment banks, investment managers, fintech and capital market service providers. With a global reach with offices in London, New York, Barcelona and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions.

We are looking for a Senior Software Development Engineer in Test to join our team and help develop our open-source and proprietary platform products.

YOU ARE
  • Self-directed, with the ability to define and manage priorities independently
  • A great team player who loves sharing knowledge and learning from others
  • A problem solver with strong analytical skills
  • Excited about learning new things and keeping up to date
  • Happy to work in a test-driven and Agile development fashion
YOU HAVE
  • Strong understanding of QA methodologies, shift-left practices, and the full software development lifecycle (TDD, BDD, Scrum, Kanban)
  • Proficient in Java, with a focus on automated testing, root cause analysis, and debugging
  • Comfortable implementing tests across the full test stack: unit, component, integration, system, and E2E
  • Experience in uncovering complex edge cases through exploratory testing
  • Confident in translating feature specifications into appropriate test coverage and test plans
  • Working knowledge of BDD practices, including story refinement, example mapping, acceptance criteria definition, and 3 Amigos
  • Comfortable using existing code and tests to understand system behaviour
  • Practical knowledge of application profiling to identify performance and memory bottlenecks
  • Familiar with defining quality metrics, telemetry, and reporting dashboards
  • Hands-on exposure to chaos testing to validate system fault tolerance and reliability
  • Experienced in integrating test runs and static code analysis tools into CI/CD pipelines
  • Working knowledge of maintaining CI/CD pipeline health, with a focus on minimizing false positives and maintaining
Position Requirements
10+ Years work experience
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