Java Developer (Capital Markets / FIX)

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
• Strong SQL/database skills (MySQL, PostgreSQL, Oracle)