SDET / QA Automation Engineer at Paysend — Beograd, Serbia

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

6+ 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