We are seeking a Senior Java Core Engineer to join our team, focusing on the development of advanced trading solutions for a leading global financial institution. In this role, you will be instrumental in building systems that provide principal liquidity, enable post-trade services, and optimize risk management for a wide range of flow products, including FX Spot, FX Derivatives, Rates, Credit, and Equities.You will contribute to the development and enhancement of front-office trading platforms that support pricing, trade management, and risk control for various financial instruments. These platforms are designed to streamline trading operations, ensure regulatory compliance, and deliver robust market connectivity and efficiency for traders.This role offers a hybrid model, with 3 days per week working from the client's office in Wrocław or Kraków, Poland.ResponsibilitiesDesign, develop, and maintain scalable server-side Java applications for FX tradingParticipate in the full Software Development Life Cycle (SDLC), including requirements gathering, design, development, testing, deployment, and Level 3 supportCollaborate with cross-functional teams to deliver high-quality solutions that meet business and technical requirementsEnhance legacy codebases and apply modern best practices to new projectsEnsure seamless integration with messaging/middleware technologies and market data sourcesContribute to the continuous improvement of development processes and system architectureRequirements3+ years of proven experience in Java server-side development, including expertise in multi-threaded programmingStrong background in designing and building robust, scalable distributed systems within an enterprise environmentSolid understanding of messaging/middleware technologies (e.g., Kafka, Tibco EMS), frameworks (Spring, Spring Boot), and reactive programming paradigmsFamiliarity with cloud platforms (preferably Azure), Docker, and DevOps practicesBasic proficiency in LinuxAbility to work independently and collaboratively within a teamFluent English communication skills (B2 level)Nice to haveExperience in the FX trading domainKnowledge of financial instruments such as Bonds, IRS, Futures, and OptionsExposure to front-office trading systems and market connectivity solutionsWe offerWe gather like-minded people:Engineering community of industry professionalsFriendly team and enjoyable working environmentFlexible schedule and opportunity to work remotely within PolandChance to work abroad for up to 60 days annuallyBusiness-driven relocation opportunitiesWe provide growth opportunities:Outstanding career roadmapLeadership development, career advising, soft skills, and well-being programsCertification (GCP, Azure, AWS)Unlimited access to LinkedIn Learning, Get Abstract, Cloud GuruEnglish classesWe cover it all:Stable income (Employment Contract or B2B)Participation in the Employee Stock Purchase PlanBenefits package (health insurance, multisport, shopping vouchers)Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and moreReferral bonusesCorporate, social and well-being eventsPlease, note:The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interviewWe will reach out to selected candidates exclusivelyEPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.