{"schemaVersion":"jobsearcher.job.v1","id":"0cea0d56f2bfb57f2deeb390","url":"https://jobsearcher.com/jobs/0cea0d56f2bfb57f2deeb390","canonicalUrl":"https://jobsearcher.com/jobs/0cea0d56f2bfb57f2deeb390","title":"Sr. Java Developer","description":"Job Description\n\nJob Title: Sr. Java Developer Location: NJ or NYC Length: 6-10 months    Position Summary: We are seeking a seasoned Senior Java Developer with a deep specialization in high-throughput trading platforms. You will be responsible for designing and scaling microservices that power our real-time execution algorithms, ensuring ultra-low latency, high availability, and strict adherence to risk and regulatory controls.   Core Responsibilities: • Architecture & Development: Lead the design and implementation of distributed microservices using Java/Spring Boot tailored for high-frequency trading environments. • Algorithm Engineering: Collaborate with Quants and Product Managers to translate complex execution strategies into performant, production-ready code. • Performance Optimization: Conduct deep-dive performance tuning, GC optimization, and memory management to maintain sub-millisecond execution speeds. • Platform Governance: Design and enforce 'Safe Trading' protocols, including pre-trade risk checks and automated circuit breakers within the microservices mesh.   Domain Requirements: • Trading Lifecycle: Deep understanding of the full trade lifecycle (Order Management, Execution, Clearing, and Settlement). • Execution Algorithms: Proven track record of building or maintaining algorithmic engines and SOR (Smart Order Routing) systems. • Market Dynamics: Understanding of market data structures (L1/L2/L3 books) and regulatory requirements (MiFID II, SEC Rule 606).   Technical Qualifications: • Java Expertise: Expert-level proficiency in Core Java (v17+ preferred), including advanced multi-threading, concurrency patterns, and the Java Memory Model. • Microservices Architecture: Extensive experience with Spring Boot, Spring Cloud, and containerization (Docker/Kubernetes). Familiarity with Service Mesh (Istio/Linkerd) is a plus. • Messaging & Integration: Hands-on experience with high-performance messaging middleware like Apache Kafka, Solace, or Aeron. • Data Systems: Proficiency in low-latency data stores (Redis, Hazelcast) and SQL/NoSQL databases for trade persistence and auditing. Testing & CI/CD: Commitment to TDD/BDD practices and automated pipeline integration (Jenkins, GitLab CI).","company":"Scadea","rawCompany":"scadea","city":"New York","state":"NY","isRemote":false,"isActive":false,"createdAt":"2026-08-27T03:44:27.550Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Sr. Java Developer","description":"Job Description\n\nJob Title: Sr. Java Developer Location: NJ or NYC Length: 6-10 months    Position Summary: We are seeking a seasoned Senior Java Developer with a deep specialization in high-throughput trading platforms. 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