Java Automation Tester Senior

Salary: 900-1100 PLN/day on B2BWork model: hybrid from Gdynia / Gdańsk / Warszawa (3 days per week from the office) Why choose this offer? You can expect a flexible work organizationThe international work environment will give you the opportunity to interact with the English language on a daily basisScandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)The Jit community will bring you a nice time during regular integration meetings ProjectWe are looking for a Senior Test Automation Engineer to join a banking project. In this role, you will focus on ensuring the quality of data, validating data transformations, and testing complex integration processes across Master Data Management solutions. You will play a key role in designing and maintaining automated tests for data flows, backend services, APIs, and integration processes, helping drive an Automation First approach while ensuring high-quality and reliable data across systems. Responsibilities you'll haveDesign and implement automated tests for data transformations, data distribution processes, integrations, and APIsValidate data quality and ensure consistency of data across multiple systemsPerform database testing, including data verification and backend process validationDevelop and maintain scalable, maintainable test automation frameworksCreate and execute regression test suites integrated with CI/CD pipelinesAnalyze test results, investigate defects, and provide clear test evidence and reportingCollaborate closely with developers, business analysts, Product Owners, and other teamsSupport automation initiatives for both new and existing productsLeverage AI tools, including GitHub Copilot, to improve test automation efficiencyMentor and support less experienced team members in test automation best practices Expected competences and knowledge6+ years of experience in test automation, preferably within complex enterprise environmentsStrong hands-on experience with Java 17+ for test automation developmentPractical experience with JUnit 5Strong SQL skills and solid experience in database testing, data validation, and backend data verificationExperience testing data quality, data transformations, integration processes, and backend servicesHands-on experience with REST and/or SOAP API testingExperience using RESTAssured for automated API testingStrong understanding of QA methodologies, test design, defect management, and regression testingExperience designing and maintaining test automation frameworks following Clean Code principlesGood knowledge of Git and collaborative development practicesExperience working with CI/CD pipelines (Jenkins, Bamboo, or similar)Experience with Jira and test management toolsNice to HaveExperience with Kafka-based integrations and event-driven architecturesExperience with Allure reportingKnowledge of Master Data Management (MDM) solutionsExperience using AI-assisted testing tools and practices Technologies you'll work withJava 17+SQLJUnit 5RESTAssuredREST APIsSOAP APIsDatabase TestingGitJenkinsBambooKafkaJiraAllure Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit TeamThe Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.