Senior Java Developer

We are looking for a Senior-level Java Developer to work on server-side development for a high-performance trading platform. You'll be responsible for building, optimizing, and enhancing core application logic focused on ultra-low-latency processing and seamless scalability. The project involves transforming financial information systems to modern cloud-based architecture while maintaining the highest standards of performance and reliability.Our Client is a leading global financial markets company specializing in derivatives trading and market infrastructure, operating one of the world's largest and most diverse derivatives marketplaces.This position offers remote work within Poland and work in the US Central Time (2 pm-10 pm).Ready to launch your career in cloud engineering?

Apply now and join our global team!ResponsibilitiesDesign and develop robust Java applications using Core Java (8/11) with J2EE ArchitectureBuild and maintain a microservices architecture with REST APIsConduct performance tuning through benchmarking and capacity testing to identify system bottlenecksOptimize applications for high throughput by managing memory allocation and Java runtime optionsMinimize Garbage Collection impact and develop resource-efficient codeMonitor and optimize system performance, including memory utilization, CPU usage, disk I/O, and system loadParticipate in code reviews and ensure adherence to development best practicesCollaborate with cross-functional teams in an Agile/Scrum environmentSupport Google Cloud Platform transformation initiativesSolve complex technical problems creatively and communicate solutions effectivelyProvide L3 technical support for system components when requiredLead and mentor team members to achieve critical project objectivesRequirementsMinimum 3 years of hands-on Java development experience (Java 8 or 11)Strong understanding of Java core concepts: OOP, JVM, JNI, MavenProficiency in advanced Java features: Multithreading, HashMap, Asynchronous programming, Concurrency, Shared memoryExperience with Garbage Collection optimization and memory managementHands-on experience with IntelliJ IDEA development environmentDeep knowledge of data structures and their performance characteristics (time and space complexity)Proven experience in financial services or trading desk environmentsWorking knowledge of Agile/Scrum methodologies and CI/CD practicesStrong analytical and problem-solving skillsAbility to adapt quickly to dynamic work environments and make independent decisionsSelf-motivated individual who thrives in fast-paced, challenging environmentsComfortable working both independently and as part of collaborative teamsExcellent verbal and written communication skills in English (B2 level)Strong team collaboration and interpersonal skillsNice to haveExperience with Google Cloud Platform (GCP)Knowledge of containerization technologies, including Docker and Docker Swarm ManagerFamiliarity with the Kubernetes orchestration platformExperience with Jenkins for continuous integration and deploymentKnowledge of Ansible for configuration management and automationUnderstanding of cloud-native development practicesExperience with performance monitoring and observability toolsWe offer/BenefitsWe 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 interview.We will reach out to selected candidates exclusively.EPAM 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.