Full Stack Java Developer for Commercial Cards

Salary: 1000-1300 PLN/day on B2B

Work model: hybrid from Gdańsk/Warszawa (2/3 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

Join an international team within the Commercial Cards area and contribute to the development of modern internet-facing applications supporting card-related services. As a Full Stack Java Developer, you will work on business-critical solutions used by corporate customers, focusing on feature development, system reliability, security, and continuous improvement.

You will be part of a cross-functional Agile team responsible for building scalable microservices, modern web applications, and secure integrations while leveraging AI-powered development tools and automation solutions.

Responsibilities you'll have:

• Design, develop, test, and maintain full-stack applications using Java and Angular
• Create and enhance microservices-based solutions following clean code principles and best practices
• Develop and maintain REST APIs and integrations with internal and external services
• Collaborate closely with Product Owners, Analysts, Architects, Security Specialists, and Operations teams
• Participate in Agile ceremonies, including planning, refinement, reviews, and retrospectives
• Troubleshoot and resolve application defects, incidents, and production issues
• Identify and remediate security vulnerabilities discovered during SAST, dependency scanning, penetration testing, and container security assessments
• Drive secure coding practices and support OWASP compliance initiatives
• Contribute toCI/CD pipelines and software delivery processes using Git, Bitbucket, and Jenkins
• Improve application performance, scalability, resilience, and maintainability
• Create and maintain technical documentation
• Contribute to automation, quality assurance, and engineering excellence initiatives
• Utilize AI-powered tools such as GitHub Copilot and Microsoft 365 Copilot to increase development efficiency
• Support adoption of AI agents and intelligent automation solutions within the Cards domain

Expected competences and knowledge:

• Minimum 5 years of experience as a Full Stack Java Developer
• Strong hands-on experience with Java, Spring Boot, Microservices, and REST APIs
• Practical experience with Angular and Angular Material
• Good knowledge of SQL databases
• Experience with Docker and Kubernetes
• Understanding ofCI/CD processes and working knowledge of Git, Bitbucket, and Jenkins
• Experience working in Agile/Scrum environments
• Experience resolvingsecurity vulnerabilities identified by SAST and container scanning tools
• Knowledge of secure coding practices and OWASP principles
• Strong troubleshooting and problem-solving skills
• English at B2 level or higher
• Experience using AI-powered development tools or willingness to learn

Nice to have:

• Banking, Cards, or Payments domain experience
• Experience with cloud platforms
• DevSecOps knowledge and vulnerability management experience
• Performance tuning and application monitoring experience
• Technical mentoring or coaching experience

Technologies you'll work with

• Java
• Spring Boot
• Angular
• Angular Material
• Microservices
• REST APIs
• Kafka
• SQL
• Docker
• Kubernetes
• Git
• Bitbucket
• Jenkins
• CI/CD
• OWASP
• GitHub Copilot
• Microsoft 365 Copilot

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 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams.

Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.