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Java/Kotlin Developer @ IT TALENTO
  • Warsaw
Java/Kotlin Developer @ IT TALENTO
Warszawa, Warsaw, Masovian Voivodeship, Polska
IT TALENTO
16. 12. 2025
Informacje o stanowisku

Our client from the fintech sector is developing high-availability, cloud-native financial systems handling a high volume of transactions. The architecture is based on microservices, asynchronous communication, and an API-first approach. This is a greenfield project with no legacy systems.


At IT TALENTO, we connect top IT and SAP talents with organizations that want to operate faster, smarter, and more effectively. We specialize in IT and SAP expert delivery, SAP-related development services, comprehensive IT consulting, and the creation of flexible, boutique solutions tailored to specific business needs.

We work with clients across industries such as manufacturing, automotive, chemical, energy, and FMCG, which enables us to effectively address a wide range of business challenges.

IT TALENTO – delivering the competencies that drive growth.


  • Commercial experience with Java
  • Practical knowledge of Kotlin
  • Spring Boot 3 / Spring Framework 6
  • Microservices and REST APIs
  • PostgreSQL
  • Testing: JUnit 5, Mockito / MockK
  • Git, Agile environment
  • English at B2 level or higher

Our client from the fintech sector is developing high-availability, cloud-native financial systems handling a high volume of transactions. The architecture is based on microservices, asynchronous communication, and an API-first approach. This is a greenfield project with no legacy systems.


At IT TALENTO, we connect top IT and SAP talents with organizations that want to operate faster, smarter, and more effectively. We specialize in IT and SAP expert delivery, SAP-related development services, comprehensive IT consulting, and the creation of flexible, boutique solutions tailored to specific business needs.

We work with clients across industries such as manufacturing, automotive, chemical, energy, and FMCG, which enables us to effectively address a wide range of business challenges.

IT TALENTO – delivering the competencies that drive growth.

,[Backend development using Java 17+ and Kotlin, Designing and implementing microservices, Working in an event-driven architecture, System integrations (REST / gRPC), Writing tests (unit, integration), Code reviews and collaboration with product teams Requirements: Java, Kotlin, REST, Spring Boot, Spring Framework, Microservices, REST API, JUnit, Mockito, MockK, Git, AWS Tools: . Additionally: Flat structure, Training budget, International projects, Multisport, English lessons.

  • Praca Warszawa
  • Administrator IT Warszawa
  • Specjalista ds. bezpieczeństwa IT Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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