Java Automation Tester Senior NEW

Jit Team; Poland; Hybrid; PLN 180,000 - 270,000; Full time

Job summary

Jit Team in Poland is seeking a Senior Test Automation Engineer to join a banking project.

You will design and implement automated tests for data transformations, data distribution, and complex integrations 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.

Qualifications

• 6+ years in test automation in complex enterprise environments.
• Hands-on with Java 17+ for test automation development.
• Experience with JUnit 5 and RESTAssured for API testing.
• Strong SQL skills and database testing experience.
• Familiarity with CI/CD and Git-based workflows.
• Knowledge of QA methodologies, test design, and regression testing.

Responsibilities

• Design and implement automated tests for data transformations, data distribution processes, integrations, and APIs
• Validate data quality and ensure consistency across multiple systems
• Perform database testing, including data verification and backend process validation
• Develop and maintain scalable, maintainable test automation frameworks
• Create and execute regression test suites integrated with CI/CD Pipelines
• Analyze test results, investigate defects, and provide clear test evidence and reporting
• Collaborate with developers, business analysts, Product Owners, and other teams
• Support automation initiatives for new and existing products
• Leverage AI tools to improve test automation efficiency
• Mentor and support less experienced team members in best practices

Skills

Test automation

Java 17+

JUnit 5

RESTAssured

SQL

APIs testing

Git

CI/CD

Jenkins

Bamboo

Allure

Kafka

QA methodologies

Clean Code

Master Data Management

AI testing

Tools

Java 17+

JUnit 5

RESTAssured

SQL

Git

Jenkins

Bamboo

Kafka

Allure

REST APIs

Job description

Work model:hybrid from Gdynia / Gdańsk / Warszawa (3 days per week from the office)

Why choose this offer?

• You can expect a flexible work organization


• The international work environment will give you the opportunity to interact with the English language on a daily basis


• Scandinavian 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 duringregular integration meetings

Project

We 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 have

Design and implement automated tests for data transformations, data distribution processes, integrations, and APIs

Validate data quality and ensure consistency of data across multiple systems

Perform database testing, including data verification and backend process validation

Develop and maintain scalable, maintainable test automation frameworks

Create and execute regression test suites integrated with CI/CD pipelines

Analyze test results, investigate defects, and provide clear test evidence and reporting

Collaborate closely with developers, business analysts, Product Owners, and other teams

Support automation initiatives for both new and existing products

Leverage AI tools, including GitHub Copilot, to improve test automation efficiency

Mentor and support less experienced team members in test automation best practices

Expected competences and knowledge

• 6+ years of experience in test automation, preferably within complex enterprise environments


• Strong hands‑on experience with Java 17+ for test automation development


• Practical experience with JUnit 5


• Strong SQL skills and solid experience in database testing, data validation, and backend data verification


• Experience testing data quality, data transformations, integration processes, and backend services


• Hands‑on experience with REST and/or SOAP API testing


• Experience using RESTAssured for automated API testing


• Strong understanding of QA methodologies, test design, defect management, and regression testing


• Experience designing and maintaining test automation frameworks following Clean Code principles


• Good knowledge of Git and collaborative development practices


• Experience working with CI/CD pipelines (Jenkins, Bamboo, or similar)


• Experience with Jira and test management tools

Nice to Have

• Experience with Kafka‑based integrations and event‑driven architectures


• Experience with Allure reporting


• Knowledge of Master Data Management (MDM) solutions


• Experience using AI‑assisted testing tools and practices

Technologies you'll work with

• SQL


• JUnit 5


• RESTAssured


• REST APIs


• SOAP APIs


• Database Testing


• Git


• Jenkins


• Bamboo


• Kafka


• Jira


• Allure

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 Team

The 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.