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

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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