SDET / QA Automation Engineer

Paysend

QA Automation Engineer responsible for automated testing of backend services at Paysend. Collaborating closely with developers to ensure quality in a complex, distributed environment.

Posted 6/19/2026full-timeBelgrade • 🇷🇸 SerbiaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

DockerJavaKafkaMicroservicesRabbitMQSQL

About the role

Key responsibilities & impact

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

Requirements

What you’ll need

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)

Benefits

Comp & perks

Flexible work arrangements
Professional development opportunities
Internal mobility
Mentoring programs

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

API automation testingJavaOOP languageSQLDockerRestAssuredJSON validationUI automation toolsPlaywrightSelenide

Soft Skills

collaborationanalysisproblem-solving