QA Engineer (m/f/x)

Cofinity X Gmbh

Köln permanent

Posted: April 15, 2026

Job Description

Our vision - your future:
Cofinity-X is a joint venture founded in 2023 by BASF, BMW Group, Henkel, Mercedes-Benz, SAP, Schaeffler, Siemens, T-Systems, Volkswagen, and ZF. Established by industry experts, our company is primed for growth and is intended to be further led by professionals like yourself.

Your mission:
• Design, develop, and maintain API test automation frameworks to improve efficiency and reliability in testing
• Write and execute manual and automated functional and non- functional test cases, ensuring high test coverage
• Detect, document, and track bugs, perform root cause analysis, collaborating with developers 
• Define, implement and continuously improve robust QA strategies
• Establish and evolve QA processes within the product team, ensuring high software quality and smooth releases
• Advocate for shift-left testing, ensuring early and continuous validation of software quality
• Collaborate with product owner and developers to define clear, consistent,  complete and testable requirements and ensure seamless feature delivery
• Foster a quality-first mindset within the product team, encouraging proactive testing and collaboration

Your profile:
• Several years of experience as a QA engineer, tester, or test automation engineer in an agile development environment
• Profound expertise in (API) test automation frameworks such as RestAssured, Cypress, or Playwright
• Comprehensive experience with API testing, end-to-end testing, and load and performance testing
• Hands-on experience with CI/CD pipelines and integrating automated tests into development workflows
• Skilled in defining clear test strategies and promoting best testing practices within the team
• Analytical mindset with strong problem-solving abilities, a team-oriented approach, and a structured yet independent working style

Why us?:
• Hybrid working model
• Balanced work-life balance with flexible working hours
• Annual training budget for continuous professional and personal development (1.500 EUR)
• Free choice of hardware
• Monthly lunch subsidy (up to 112 EUR)
• Deutschland Ticket and Job Bike for environmentally friendly mobility options
• Workation to work remotely from different locations within the EU
• We offer every employee a pensions scheme (Betriebliche Altersversorgung) with company sponsorship
• Regular team events to strengthen cohesion and foster a positive working atmosphere
• A modern office with an impressive view of the Cologne Cathedral

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