Senior Java Developer

RITS Group is an IT company offering top-quality programming services for both the Polish and international markets. We are proud to be one of the fastest-growing technology companies. Our priority is the quality and innovation of the solutions we deliver, and our organizational culture is based on trust, collaboration, and continuous improvement. We looking for a seasoned Senior Java Engineer to join our team, focusing on developing products for major fintech companies, investment banks, or financial institutions. The ideal candidate will have a solid background in trading infrastructure, user interfaces, and networks. This role demands excellent development skills, a deep understanding of data architecture, and an entrepreneurial approach to design.   Working hours: Starting from 12:00 or ideally from 2 PM CET to have the overlap with the US team in the Eastern Time zone (especially during the onboarding process) Responisbilities: • Form a thorough understanding of current backend technologies used to support our institutional trading platforms • Create common backend components that work across each of our trading front-ends •  Architect components to maximize data scalability between our trading infrastructure and frontends •  Optimize market data communication between our web-based technology and on-prem trading architecture •  Enhance trading system experience by building new tools driven by client request •  Work with our data team to enrich our market data with insightful correlated data events Requirements: • 8 + years of experience in Core Java  •  Expertise in multi-threaded development and synchronization patterns •  Expertise in no-allocating development patterns •  Expertise in different standard collections •  Expertise in different sorting / search algorithms •  Understanding of basic performance-oriented system development principles