Senior Java Developer

Salary: 1000-1200 PLN/day on B2B

Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa (at least 2 days per week from the office)

 

Why choose this offer?


  • You can expect a flexible work organization
  • The international work environment will give you the opportunity to interact with the English language on a daily basis
  • Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)
  • The Jit community will bring you a nice time during regular integration meetings

 

Project


You will be involved in a financial project focused on developing and maintaining modern solutions within the Cards Technology domain. The project aims to deliver innovative card-related financial services, enhance existing systems, and support the evolution of digital banking products. You will work in an agile environment, collaborating with multiple stakeholders and contributing to the continuous improvement of services used by thousands of customers.

 

Responsibilities you'll have

  • Designing, developing and maintaining Java-based applications within the Cards Technology domain
  • Collaborating closely with your agile team and the ART (Agile Release Train)
  • Communicating and working with various internal and external stakeholders
  • Troubleshooting and resolving issues in existing applications
  • Optimizing application performance and ensuring high code quality
  • Creating and maintaining technical documentation for developed functionalities
  • Participating in continuous integration processes and contributing to workflow improvements
  • Contributing ideas, participating in experimentation, and helping shape future solutions

 

Expected competences and knowledge

  • Minimum 5 years of commercial Java development experience
  • Strong understanding of microservices architecture, clean code principles and continuous integration practices
  • Hands-on experience with Java 8+, Spring Framework, Spring Boot, Kafka and SQL
  • Very good understanding of REST API design
  • Frontend experience with at least one technology: JavaScript, Angular or React
  • Familiarity with CI/CD tools such as Bitbucket and Jenkins
  • Experience working in Agile/Scrum/SAFe environments

 

Nice to have

  • Experience in C++ development
  • Knowledge of Spring WebFlux
  • Experience with Docker and Kubernetes
  • Background in the financial industry

 

Technologies you'll work with


  • Java 8+
  • Spring Framework / Spring Boot
  • Kafka
  • SQL
  • REST APIs
  • JavaScript / Angular / React
  • Bitbucket / Jenkins
  • Docker / Kubernetes
  • C++
  • Spring WebFlux

 

Client – why choose this particular client from the Jit portfolio?


Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language. 

 

About Jit Team


The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.

 

ID: 4017 job_post.published_on: 20/11/2025
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