Lead QA Engineer

You believe quality is engineered, not tested in at the end.
You can challenge engineers without slowing them down.
You want to build QA systems that scale with product complexity.
If you only write test cases, this role is not for you.

You will lead QA across multiple squads building AI-driven investment products.
This role exists to ensure speed does not compromise trust.
You will define how quality works at Reflexivity.

• Build and lead QA strategy across backend and AI systems

• Define automated testing standards and tooling

• Work closely with engineers to prevent regressions early

• Own release confidence and quality metrics

• Mentor QA engineers and raise standards

3 months: Clear QA ownership and improved test coverage.
6 months: Fewer production issues and faster releases.
12 months: QA is a force multiplier, not a bottleneck.

• 5 plus years QA experience with leadership responsibility

• Startup experience on core products

• Strong understanding of backend systems

• Comfortable working with engineers daily

• Fintech or data-heavy product exposure

• Experience testing ML or AI systems

• Golang or Python familiarity

£90,000 to £120,000, equity included, London in-office.