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September 16, 2026

Senior Java Developer

Senior • On-site

Gdańsk, Poland

Quick Facts

  • Role: Senior Java Developer (Fraud Management)

Description

Work as a Senior Java Developer using Apache Kafka in the Fraud Management domain. Collaborate in a Scrum team on solution design, application maintainability, and near real-time data pipelines. Clarify requirements with Product Owners and document technical solutions with engineers.

Responsibilities

  • Build and maintain near real-time data pipelines

  • Develop and integrate services using Java and web service APIs (SOAP/REST)

  • Contribute to solution design and maintainable application architecture

  • Work with Product Owners and stakeholders to clarify requirements

  • Collaborate with engineers and document designs and technical solutions

Requirements

  • Senior-level server-side Java development skills (Java, Spring Boot, Web Services, SOAP and REST)

  • Experience with performance analysis, profiling, and optimization

  • Strong knowledge of microservices and integration patterns

  • Experience with messaging technologies, particularly Apache Kafka

  • Good knowledge of relational databases and SQL (e.g., Oracle)

Benefits

  • Opportunity to work in a Scrum environment on near real-time fraud management data pipelines

  • Focus on modern integration, microservices, and event-driven architecture

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