Mobile QA Test Engineer – UX & API Automation (Hybrid)

Company: Client Server Limited
Apply for the Mobile QA Test Engineer – UX & API Automation (Hybrid)
Location: London
Job Description:

Client Server Limited in London is seeking a skilled QA Test Engineer to test mobile UX across apps, APIs and digital platforms in a hybrid London role.

You will design and execute manual tests, build automated tests with Appium and Playwright, and contribute to CI/CD release testing. The role offers £50k-£65k, 26 days holiday, pension, private health and dental insurance, and a diverse team environment.

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Posted: October 22nd, 2026