Payments-Driven Java Backend Engineer (Hybrid)

Madiff; Województwo mazowieckie; Hybrid; PLN 100,000 - 130,000; Full time

Job summary

A leading fintech company in Poland is seeking a Java Backend Developer to work on a production-critical backend platform within the payments domain. The ideal candidate will possess strong skills in Java 17+ and REST API development. Responsibilities include designing and developing backend services, integrating with relational databases, and collaborating with cross-functional teams. This role offers a hybrid working model, with remote work and one day per week in the Warsaw office.

Qualifications

• 3–5 years of commercial Java backend experience.
• Strong knowledge of Java 17+ and modern backend frameworks.
• Hands‑on experience with relational databases (SQL; Oracle / PL/SQL preferred).
• Experience working with microservices and distributed systems.
• Solid understanding of REST API design and system integrations.

Responsibilities

• Design and develop backend services using Java 17+.
• Build scalable components supporting transaction data, settlements, and reporting.
• Integrate backend services with relational databases and internal financial systems.
• Develop secure REST APIs aligned with compliance and security standards.
• Collaborate with product owners, analysts, architects, and QA teams.

Skills

Java 17+

REST API Design

Relational Databases

Agile Development

Microservices

Job description

A leading fintech company in Poland is seeking a Java Backend Developer to work on a production-critical backend platform within the payments domain. The ideal candidate will possess strong skills in Java 17+ and REST API development. Responsibilities include designing and developing backend services, integrating with relational databases, and collaborating with cross-functional teams. This role offers a hybrid working model, with remote work and one day per week in the Warsaw office.