Senior QA Automation Engineer

We are looking for an experienced and highly skilled Senior QA Automation Engineer to join a demanding, high-impact project for a global client. This role is fully remote, with a one-day onboarding in Warsaw at the start. If you thrive in technically challenging environments and have a proactive mindset, this opportunity is for you. Key Responsibilities • Build and maintain automated test frameworks and suites • Lead end-to-end testing across complex systems • Perform API testing (functional, integration, regression) • Create tests using mocking and stubbing techniques • Support testing strategy during monolith to microservices migration • Collaborate with cross-functional teams to ensure quality • Improve QA processes and best practices Must Have • 8+ years in QA with strong automation experience • Solid testing fundamentals and technical expertise • Expert in Playwright • Strong experience in API testing • Experience with mocking/stubbing • Experience with monolith → microservices transition • Proactive and self-driven mindset   Nice to Have • Degree in Computer Science or related field • Knowledge of distributed systems • Experience in financial systems or payments