Join us, and build systems powering global financial markets!Kraków - based opportunity with hybrid work model (2 days/week in the office).As a Java Developer, you will be working for our client, a global financial institution that is investing in the development of advanced trading platforms to support high-volume FX and eRates markets. You will be contributing to the design and implementation of scalable, low-latency systems that meet the demands of global trading desks. In this role, you are collaborating closely with traders, quantitative teams, and other developers to deliver robust, reliable solutions that align with both business needs and technical standards, while ensuring agile delivery in a demanding environment.Your main responsibilities: Working directly with traders and quants to gather and refine requirements Collaborating with technical leads and development teams to enhance trading systems Designing detailed technical solutions for complex business needs Implementing scalable, high-performance server-side applications in Java Applying industry best practices including continuous integration and automated testing Conducting comprehensive testing prior to user acceptance phases Assisting with deployments to development and testing environments Supporting trading platforms during intra-day and overnight operations You're ideal for this role if you have: Demonstrating strong Java server-side development expertise Showing experience with multi-threaded applications Bringing knowledge of building distributed global systems in trading environments Understanding FX market conventions, including Spot and Forward FX Applying experience from enterprise systems within investment banking Collaborating effectively with traders and quants in agile settings Showing motivation and problem-solving drive in challenging situations Communicating clearly with technical and non-technical stakeholders Delivering reliable solutions in high-volume, low-latency environments Following structured development methodologies and patterns It is a strong plus if you have: Applying experience in building FX or eRates pricing systems Using KDB/Q for data analysis and storage Leveraging Python for complementary development tasks Understanding risk management requirements for trading systems Engaging with consultancies or external experts on technical design We offer you:ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes:  Stable and long-term cooperation with very good conditions  Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participate in Social Events, training, and work in an international environment Access to attractive Medical Package Access to Multisport Program Access to Pluralsight Flexible hours & remote work