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Senior Java Developer
  • Warsaw
Senior Java Developer
Warszawa, Warsaw, Masovian Voivodeship, Polska
CRESTT sp. z o.o.
7. 9. 2025
Informacje o stanowisku

technologies-expected :


  • Java
  • Spring Boot
  • Spring Data
  • PostgreSQL

technologies-optional :


  • Google Cloud Platform
  • BPMN

about-project :


  • About the Role
  • We are currently looking for an experienced Senior Java Developer to join a greenfield programme for a major financial institution launching operations in the Polish market. The project includes 13 work streams (backend, frontend, UX) and follows agile methodologies (SCRUM). If youre passionate about building scalable systems and want to work in a modern stack including Java, Spring, React, and BPMN (Flowable)—this is your opportunity.
  • ⚠ Please note: We are only considering candidates who are available to start immediately (from 11/08/2025).

responsibilities :


  • Develop robust and scalable backend services using Java and Spring Boot
  • Design and optimize database queries in PostgreSQL/MySQL
  • Work closely with cross-functional teams in an agile (SCRUM) environment
  • Support the integration of BPMN workflows where required
  • Collaborate with a distributed team using English and Polish

requirements-expected :


  • Minimum 6 years of professional experience in Java development
  • Strong expertise in Spring Framework (e.g., Spring Boot, Spring Data)
  • Good knowledge of relational databases (PostgreSQL, MySQL), including query optimization
  • Previous experience in financial or banking projects
  • Polish and English proficiency (B2+ level or higher)

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