Lead Java Developer

Java Backend Developer with FIX Protocol Charlotte, NC 12 Months Contract Role Overview We are looking for a skilled Java Backend Developer with strong experience in FIX Protocol integration and financial trading systems. The candidate will be responsible for designing, developing, and supporting high-performance backend applications used in capital markets and electronic trading environments. Key Responsibilities Design, develop, and maintain backend applications using Java and Spring Boot. Implement and support FIX Protocol connectivity (FIX 4.2/4.4/5.0). Develop low-latency, high-performance trading applications and APIs. Integrate with brokers, exchanges, and market data providers using FIX engines. Build scalable microservices and REST APIs for trading platforms. Monitor and troubleshoot FIX sessions, message flows, and production issues. Analyze FIX logs and resolve connectivity and trading‑related problems. Optimize application performance, memory usage, and concurrency handling. Collaborate with traders, QA, DevOps, and infrastructure teams. Participate in code reviews, release management, and production deployments. Required Skills Strong programming experience in Java (Java 8/11/17+) Expertise in Spring Boot and Microservices architecture Hands-on experience with FIX Protocol and FIX message flows Experience with FIX engines such as QuickFIX/J Strong understanding of capital markets and electronic trading systems Experience with RESTful APIs and backend integrations Knowledge of multithreading, concurrency, and performance tuning #J-18808-Ljbffr