Senior QA / Test Engineer (w/m/x/d)

October 16, 2026

Hybrid

Senior

Berlin

Description

Senior QA / Test Engineer role at a German car sharing provider, assuring quality across the consumer mobile app and business web platform. The position covers test design, building end-to-end automation in CI, API, performance and security testing, release sign-off and production monitoring. The team builds fast with AI-assisted tooling, so independent rigorous checking matters. The role is Berlin based with flexibility between office and home.

Gender markers in the title: (w/m/x/d)

In accordance with European anti-discrimination legislation, this job is open to all candidates

Wfemale

Mmale

Xintersex

Ddiverse

Responsibilities

Design test strategy and acceptance criteria together with development and product
Build and maintain mobile and web end-to-end automation and run it in CI
Test APIs and backend services, including contract and data validation
Run performance, load and security testing across mobile, web and APIs
Assist in release validation and the final human sign-off on every release
Set up production monitoring and follow findings through to a fix
Effectively deploy and use AI agents

Requirements

5+ years in QA automation, site reliability or a closely related engineering role
Proficiency in TypeScript or JavaScript and Python, and a firm grasp of backend, frontend and database concepts
Mobile end-to-end automation with Appium, Detox or Maestro on iOS and Android
Web end-to-end automation with Playwright; Selenium or Cypress also welcome
API, performance and security testing, including OWASP basics, with tools such as Postman and k6
CI pipeline authoring, such as GitLab CI or GitHub Actions, and SQL for data validation
Clear bug reports and acceptance criteria that others can act on
A valid driving licence (EU category B or equivalent); testing the product includes trips on the road
Experience in mobility, logistics or another operations-heavy consumer product
Testing payment flows in a consumer or business product
Monitoring and observability tooling for production systems
Writing test code in Go or another typed backend language
GDPR-aware test data handling
Accessibility and usability testing

Conditions

Choice between monthly mobility credits or the Deutschlandticket
Subsidized Urban Sports Club membership for physical and mental well-being
Discounts with 1,500+ providers for sneakers, theater visits and more
Flexibility to work from the office in Berlin and from home
Attractive pension plan to secure your financial future
Knowledge sharing and training opportunities with support from HR and Team Leads
A portion of revenue supports regional and social projects
Full-time employment