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November 4, 2026
Java Developer
Mid • On-site
100 - 135 PLN/yr
Warsaw, Poland
Quick Facts
Role: Java Developer
Domain: Banking (payment systems modernization)
Approach: Microservices, Agile/Scrum
Description
You will work on modernizing banking payment systems and developing a platform based on microservices architecture. Responsibilities include building new functionality, fixing reported defects, decomposing requirements into tasks, and collaborating with architects across the full lifecycle of user stories.
Responsibilities
Develop and enhance features according to requirements
Analyze and fix reported bugs
Break down requirements into development tasks
Review technical documentation and business processes
Design solutions in cooperation with architects
Participate throughout the full lifecycle of user stories
Work in an Agile/Scrum environment
Requirements
3–5 years of commercial experience with Java
Experience with microservices architecture and Kafka
Knowledge of Java 11+ (preferred Java 21+)
Spring Boot, Spring Cloud, Spring Web, Spring Data
Oracle, JPA/Hibernate, Liquibase
Kafka, Schema Registry, Avro
JUnit 5+, Maven, Git
Ability to analyze requirements and design solutions
Bachelor’s degree
Communicative English
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