Software Development Engineer in Test (SDET) in Leatherhead

Software Development Engineer in Test (SDET)

Location: Hybrid – 4 days in the Leatherhead office, 1 day from home

Job Type: Full-time

The Role

We’re hiring a Software Development Engineer in Test (SDET) to design, build and maintain automation frameworks that ensure the performance, reliability, and stability of our applications. You’ll combine strong software engineering skills with a quality-led mindset to advance our automation strategy and influence how the engineering team delivers high-quality software.

Key Responsibilities

Test Automation & Framework Development

• Develop and maintain robust automation frameworks for UI, API, and backend testing.
• Build automated test suites integrated with CI/CD pipelines.
• Enhance tools, libraries and utilities that support reliable and scalable automation.

Quality Engineering

• Apply structured test design, coverage analysis, and preventative quality techniques.
• Work closely with developers to embed testability into code and architecture.
• Drive improvements through root-cause analysis and continuous refinement of processes.

Testing & Validation

• Write and execute automated and occasional manual test ca…