Global markets move fast — and the technology behind them has to move even faster. We’re looking for a Java Developer to help build and refine the platforms that keep trading operations running seamlessly. This is a multi‑year, long‑term B2B project within a Tier 1 investment bank, offering the chance to work on distributed systems where reliability, scalability, and clean design are critical.You’ll join a Kraków‑based team of experienced engineers, collaborating in a high‑trust environment where technical excellence and problem‑solving are valued above all else.Requirements Excellent communication and collaboration abilities Proficiency in Java programming language and related frameworks (e.g., Spring) Good understanding of object‑oriented programming principles and design patterns Hands‑on experience in Core Java 8+, Spring, Oracle, and Linux Ability to work effectively both independently and as part of a team Skilled at analysing and debugging large existing code bases Why Join This Division? Work on modular, scalable trading platform architecture used across global operations Collaborate with expert engineers and domain specialists in a high‑impact environment Competitive daily rate up to 1,400 PLN Multi‑year project offering long‑term contract security with a Tier 1 institution Opportunity to build mission‑critical systems for a global financial leader If you’re ready to take on complex engineering challenges while enjoying the stability of a multi‑year engagement, this is the opportunity to explore.