SDET / QA Automation Engineer

SDET / QA Automation Engineer Apply now About The Role: We are looking for a QA Automation Engineer / SDET with a strong focus on backend and API testing , who will own and drive automated testing in a complex, distributed system. This is an automation‑first role with a clear engineering approach to quality, stability, and system reliability. What You'll Do (Responsibilities): Automated testing of backend services and integrations (primary focus) Design, develop, and maintain API automation tests Work with relational databases for data validation and integrity checks Dockerize test frameworks and test execution Integrate automated tests into the CI/CD pipeline Messaging systems (RabbitMQ, Kafka, etc.) Confident knowledge of Java (or a similar OOP language) Maintain and continuously improve the test automation framework Use and maintain Test Management tools (TestRail or equivalent) Collaborate closely with developers during early validation phases Analyze test results and eliminate flaky tests What You’ll Need To Be Successful In This Role: 5+ years of experience in QA Automation/Development Solid experience in API automation testing (RestAssured, JSON validation) Understanding of backend systems and microservices architecture Experience working with relational databases (SQL, procedures) Experience with Docker (build, run, test execution) Experience with modern UI automation tools (Playwright / Selenide) Experience with Git and CI/CD tools Experience with Test Management Tools (TestRail, Allure TestOps or equivalent) Nice To Have: UI automation for critical E2E scenarios Contract testing (PACT or similar) Cloud environments (AWS / GCP / Azure) Experience in boosting routine activities with AI tools and agents Performance testing Why Join Paysend? Make a Global Impact: Directly impact millions of users worldwide Accelerate Your Career: Benefit from internal mobility, mentoring programs, and continuous learning opportunities Thrive in a Connected, Global Organization: Collaborate with colleagues across our internationa l hubs and more Embrace a Principle-Driven & Focused Culture: Work in an organization guided by strong principles and values that actually help you achieve more than you thought possible Enjoy Competitive Compensation and Benefits: Receive a competitive salary, benefits, and flexible work arrangements Department Engineering Locations Belgrade Remote status Hybrid About Paysend Paysend operates the holistic payment infrastructure: its own multi-jurisdictional license footprint, and a full stack of proprietary systems, from processing and FX to orchestration and settlement. The world's network wired in — 25B+ digital endpoints across 170+ countries — interoperable between fiat and stablecoins. Optimised for cost, speed, and simplicity. For businesses plugging in: Enterprise API, Embed, Instant Settlement Accounts (ISA) — one integration, white-label cross-border, instant settlement. Technological and compliance complexity handled — typically live in weeks, subject to integration scope. All on one technology stack — businesses inherit infrastructure proven at scale every day. For over 12 million registered users: the Paysend app, sending home across 170+ countries, every day. Run by a lean team, on owned, proprietary technology, proven at scale — profitable in our most recent financial year, and growing rapidly. Paysend. Money Moves.