April 24, 2026

Java Test Engineer (f/m/x)

Mid • Hybrid

14,000 - 20,000 PLN

Krakow, Poland

Our team is looking for a Java Test Developer to join a project for a leading US fintech. You will have the opportunity to work on mission‑critical financial functionalities supporting an investment platform.

From a technical perspective, we use Java and Selenide/Selenium for UI testing, Rest Assured for API and backend testing, and Jenkins for CI/CD. API testing is a key part of the project, so solid experience in this area is highly valued.

We value forward‑thinking engineers. Experience using AI tools in your day‑to‑day development workflow (e.g., for code optimization, test generation, or overall efficiency) is highly appreciated and will be considered a strong asset.

If you are looking for an interesting and challenging next project with a great team — apply!

Your tasks

Testing a complex application with multiple integrated components
Test automation of UI and API using Java, Selenide/Selenium, and Rest Assured
Working with internal banking systems, including workflow modules, calendars, and administrative panels
Task‑oriented, project‑based mode (code reviews, collaborative problem‑solving)
Close collaboration with team members, including Developers and Business Analysts

Requirements

At least 2 years of experience in test automation using Java
Fluent proficiency in both Polish and English
Experience and willingness to grow in technologies such as Java, Selenium (Selenide), Cucumber, Rest Assured, Git, and Jenkins
Availability for hybrid work — 3 days per week in the office in Kraków
Residing in Poland required

Nice-to-have requirements

Previous work in banking projects
Knowledge of tools like Cucumber, Jenkins, JMeter
Experience incorporating AI tools into daily development workflow (e.g., for code optimization, test generation, or efficiency gains) is highly regarded

What we offer

Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
Comfortable workplace – class A offices or remote work
Dozens of fascinating projects for prestigious brands from all over the world
PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
Investment in your growth – meetups, webinars, training platform and technology blog – you choose
Fantastic atmosphere created by all Sii Power People

If you want to work on systems with high operational significance — apply now!

Sii

Sii is a company recognized as a "Great Place to Work" since 2015, thanks to employee feedback and the implementation of new ideas. Established in 2006, Sii has demonstrated financial stability with a revenue of 2.1 billion PLN and no debts. The company shares its profits with employees, having allocated over 76 million PLN for this purpose since 2022. Sii offers a rich benefits package, including private healthcare, a cafeteria platform, and discounts on cars. Employees can work in comfortable A-class offices or remotely. Sii is involved in numerous fascinating projects for prestigious global brands and invests 1 million PLN annually to support employee passions and volunteer actions. The company emphasizes personal development through meetups, webinars, a training platform, and a technology blog. Sii is characterized by a fantastic atmosphere created by its "Sii Power People."

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