Senior Java Developer – Mobile BLIK Integration ITDS Polska Sp. z o.o. mazowiecki

Senior Java Developer – Mobile Payments with BLIK Integration

As a Senior Java Developer, you will be working for our client, a leader in innovative payment solutions dedicated to transforming the mobile transaction landscape across Europe. You will contribute to designing secure, scalable mobile payment modules integrated with BLIK systems, empowering seamless financial interactions and shaping the future of digital payments. Warsaw-based opportunity with remote work allowed (5 days per week).

Only candidates with an existing legal right to work in the European Union will be considered for this role.

• Design and implement scalable, reliable mobile payment modules using Java and Spring Boot frameworks.
• Develop solutions that integrate with BLIK payment systems, ensuring security and efficiency.
• Collaborate within Agile teams to deliver high-quality features on time and meet business goals.
• Optimize existing codebase for performance, scalability, and maintainability.
• Conduct code reviews and provide mentorship to junior team members.
• Stay updated on industry trends and incorporate innovative payment technologies.
• Ensure compliance with security standards and data privacy regulations.

• Minimum 5 years of professional experience in Java development.
• Advanced knowledge of Java and Spring Boot frameworks.
• Proven ability to work within Agile methodologies.
• Strong understanding of mobile payment systems, especially BLIK.
• Excellent problem‑solving and communication skills.

• Experience with mobile SDKs and payment API integrations.
• Certifications related to Java, Spring, or security standards in fintech.

• At the client’s site.
• Agile methodology.

• Stable and long-term cooperation with very good conditions.
• Enhance your skills and develop your expertise in the financial industry.
• Work on the most strategic projects available in the market.
• Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years.
• Participate in social events, training, and work in an international environment.
• Access to an attractive medical package, multisport program, and Pluralsight (online courses).
• Flexible hours and remote work options.
• Additional perks: corporate gym, coffee/tea, drinks, birthday celebration, and sharing the costs of a streaming platform subscription.

Please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.