Software Java Engineer

Senior Java Developer📍 Kraków, hybrid mode ( 2x week from office)🕘 Full-time | 📄 B2B Contract | 🎯 Seniority: Senior

About the project Join a team building a modern trading platform for the global foreign exchange (FX) market, supporting millions of transactions across various financial markets. The project is part of the Market Securities & Services (MSS) division – the investment banking arm – where technology is at the core of everything we do.

Our mission is to develop an in-house platform to support all key FX trading functions (pricing, booking, risk management, reporting), fully replacing a third-party vendor system.

How we work- Small pods of 4–8 developers, following DevOps principles- Full ownership of the software lifecycle – from requirements to production- Continuous delivery – small, frequent releases using agile practices- Close collaboration with FX traders and other business stakeholders- Strong focus on automation and building loosely coupled microservices

What you'll do- Write efficient, elegant, and maintainable Java code- Develop microservices in a distributed architecture- Monitor production and maintain system stability- Collaborate on FX business requirements- Automate testing and deployments- Take responsibility for the availability and performance of your services

What we’re looking for- Strong passion for technology and software craftsmanship- Excellent communication and teamwork skills- Problem-solving mindset with adaptability to change- Experience with Java 17+ (concurrency, data structures, low latency, lambdas)- Familiarity with TDD, jUnit, continuous integration and deployment- Experience with REST APIs and messaging systems- Understanding of DevOps practices and principles

Nice to have- Background in FX or financial markets- Involvement in open source projects or tech communities

If you're looking to work in an environment where tech truly matters, and where teams own what they build from start to finish — this role is for you.

To learn more about Antal, please visit www.antal.pl