Oferty dla Java praca Polska

23.06.2026 | Pełny etat | Kraków | emagine PolskaAuthentication frameworks from legacy APIs to OAuth-based solutions across various backend services. Replace multiple data stores with a single versioned table, creating Spark/Java batch pipelines for backfill/migration and extending Scala/Play backends. Key Requirements Hands-on experience with production Java

23.06.2026 | Pełny etat | Kraków | Antal Sp. z o.o.Senior Java Developer Location Kraków, Poland (hybrid 2 days in the office, 3 days remote) B2B Contract 190 - 230 PLN - hour We are looking for a proactive Senior Java Developer to join an international Agile team building high‑performance backend solutions for trading and risk‑related systems

23.06.2026 | Pełny etat | Kraków | Upvanta sp. z o.o.We are looking for a Senior Java Developer to join our team in Poland and contribute to the development of highly scalable fintech systems supporting trillions of dollars in transactions annually. In this role, you will work closely with the US-based product and engineering teams, helping to design

23.06.2026 | Pełny etat | Kraków | Antal Sp. z o.o.Legacy systems to a modern microservices-based architecture. You will work in an Agile, DevOps-driven environment, supporting scalable and high-performance solutions. Key Responsibilities Develop and maintain backend and frontend applications using Java (11/17/21) and React Build and support APIs

23.06.2026 | Pełny etat | Poznań | Upvanta sp. z o.o.We are looking for a Senior Java Developer to join our team in Poland and contribute to the development of highly scalable fintech systems supporting trillions of dollars in transactions annually. In this role, you will work closely with the US-based product and engineering teams, helping to design

23.06.2026 | Pełny etat | Kraków | DCGFor our partners, we are currently looking for Senior Java Developer Responsibilities Design, development and testing of components of the Transfer Agency Investor Onboarding system Supporting business analysts in reaching a common understanding of user stories and acceptance criteria Integration

23.06.2026 | Pełny etat | Kraków | emagine PolskaRemove impediments, assess risks, and communicate issues to program management Identify and eliminate process inefficiencies Key Requirements Strong Java and React programming experience Experience in microservice architecture Background in the financial sector, particularly banking Proven capability

23.06.2026 | Pełny etat | Kraków | N-iXActing as a bridge between traditional finance and the Web3 ecosystem. About The Role Our Senior Backend Software Engineer will be responsible for architecting, developing, and maintaining the high-performance backend services that power the core platform. Leveraging deep expertise in Java

23.06.2026 | Pełny etat | Rzeszów | Xebia sp. z o.o.You will be designing, developing, and maintaining high-performance backend systems using Java and Spring Boot, working on transaction, payment, and cashier-related functionalities within a complex trading platform, building and maintaining RESTful and RPC APIs (e.G. using Apache Dubbo