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May 19, 2026

Fullstack Developer

Senior • Hybrid

Warsaw, Poland

Industry: Banking
Work model: Hybrid in Warsaw or Tricity - 3 days a week in the office
Rate: up to 170 PLN/h (B2B contract)

Summary:
The role of a Senior Fullstack Developer focuses on modernizing systems, enhancing customer experience through API development, and ensuring seamless integration of various services.

Main Responsibilities:
Core duties include building REST API solutions and collaborating with teams to create optimal solutions.

  • Building REST API solutions and integrations with other applications

  • Refactoring legacy applications by extracting logic into microservices

  • Collaborating with other developers, teams, and stakeholders to create optimal solutions

  • Participating in the development and continuous improvement of services in both microservice and monolith architectures

Key Requirements:

  • Hands-on experience in Java development (at least 6 years preferred)

  • Familiarity with reactive programming

  • Working knowledge of Spring and Hibernate frameworks

  • Experience with SQL, REST, Microservices, and GIT

  • At least 2 years of experience with Angular

Nice to Have:

  • Familiarity with the DDD (Domain-Driven Design) approach

  • Experience with Cucumber framework

  • Previous work in an international team with English as the common language

  • Exposure to SAFE Agile methodologies

Other Details:
Team Composition: International team. Communication Language: English.