JVM Software Engineer with GoCardless (f/m/x)

Nasze wymagania: Minimum 5 years of commercial experience in backend development within the JVM ecosystem Hands‑on background in integrating external payment platforms or similar financial APIs GoCardless integration experience Familiarity with cloud‑based relational databases and container orchestration tools Experience with messaging systems and asynchronous communication patterns Knowledge of direct debit flows or instant bank transfer mechanisms will be a strong advantage Strong command of English, both spoken and written Residing in Poland required O projekcie: We are looking for a Senior Backend Engineer experienced in JVM technologies to join a remote product development team working on large‑scale payment processing solutions. The role involves contributing to a long‑term initiative aimed at enhancing payment flows and supporting key business requirements through modern, service‑oriented architecture. Zakres obowiązków: Designing and developing backend services using JVM technologies in a cloud‑native environment Creating and maintaining integrations between internal systems and external payment providers Implementing event‑driven communication patterns and message‑based workflows Ensuring the scalability, performance, and reliability of distributed microservices Collaborating closely with product and architecture teams to deliver compliant payment features Participating in code reviews and contributing to the continuous improvement of engineering practices Oferujemy: Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People