Java Developer

Java

Prosta 20, Warszawa

Madiff Sp. z o.o.

100 - 125PLN

Net per hour - B2B

Full-time

B2B

Mid

Hybrid

Tech stack

English

B2

Java

regular

SQL

regular

Job description

At Madiff, we connect top IT talent with cutting-edge companies through remote Agile teams and nearshore outsourcing. With operations in Poland, Portugal, France, and the UK, we specialize in AI, DevOps, and Cybersecurity – supporting industries like Telecom, Banking, and Hi-Tech.

Are you ready to build high-performance backend systems for a leading global payments platform? \We are looking for an experienced Java Developer to join a long-term engagement with our client in the payments sector.

Your responsibilities:

• Design, develop, and maintain backend services in Java

• Implement integrations and work with Oracle databases (SQL/PL/SQL)

• Collaborate with analysts and architects on system changes and modernisation

• Support limited frontend tasks using Angular 16+ when required

• Participate in code reviews, automated testing, and delivery processes

What we are looking for:

• 4+ years of commercial Java development experience

• Strong SQL and PL/SQL skills, with proven Oracle DB expertise

• Practical knowledge of Git and understanding of design patterns

• Experience in Agile delivery and production system deployment

• English at B2+ leveL

Nice to have

• Exposure to Angular 16+ or willingness to support frontend tasks

• Experience in payments or financial services

• Familiarity with CI/CD pipelines and containerisation

What we offer:

• Hybrid work model – 2 days per week in the client's office in Warsaw

• Comprehensive medical care

• Long-term project with a global payments leader

• Collaborative, Agile team environment

Published: 14.08.2025

Office location