Informacje o stanowisku

technologies-expected :

• JVM (Java Virtual Machine)
• Spring Boot
• PostgreSQL
• GoCardless

• 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.

• 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

• 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

• 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

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