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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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