Test Automation Engineer - N4F - REF5433P

Job Description We are the "rebels" of the networks and, together with the large IT clusters Rebell and Plural, are responsible for Deutsche Telekom's network management. On this basis, individual market (L2BSA, DCIP, IP Transit, etc.) and mass market products (5G expansion, FTTH, FTTC, etc.) are produced. As an Experienced Test Automation Engineer your tasks will be: Design, implement, and maintain automated API test suites for DiCO and PlanDok microservices Perform system-level and end-to-end testing across multiple integrated services Validate data consistency, workflows, and business rules across interfaces Integrate automated tests into CI/CD pipelines to enable fast and reliable releases Define and continuously improve test strategies, test coverage, and quality gates Analyze test results, identify root causes, and work closely with development teams to resolve defects Support release readiness decisions based on quality metrics and risk assessment Contribute to the continuous improvement of QA processes, tools, and standards Qualifications Strong experience in test automation for RESTful APIs (e.g. Rest Assured, Bruno/Hoppscotch/Postman, Karate, or similar) Solid understanding of microservice architectures and distributed systems Experience with system, integration, and end-to-end testing in complex IT landscapes Ability to validate JSON payloads, data models, and API contracts (e.g. JSON Path, OpenAPI/Swagger) Experience with CI/CD pipelines (e.g. GitLab CI, Jenkins, Azure DevOps) and test integration into pipelines Familiarity with containerized environments (Docker, Kubernetes) Experience with test reporting and quality metrics (e.g. Allure, dashboards, KPIs) Knowledge of test data management and environment handling Basic experience with UI / GUI test automation (e.g. Playwright, Cypress, Selenium) is a plus Working knowledge of Java and JavaScript , especially for UI test automation and test tooling Strong analytical mindset and ability to understand complex business and technical flows Fluent English; German is an advantage but not mandatory Company Description As Hungary’s most attractive employer in 2025 (according to Randstad’s representative survey), Deutsche Telekom IT Solutions is a subsidiary of the Deutsche Telekom Group. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees. We have hundreds of large customers, corporations in Germany and in other European countries. DT-ITS recieved the Best in Educational Cooperation award from HIPA in 2019, acknowledged as the the Most Ethical Multinational Company in 2019. The company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team. Additional Information * Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation.