Java Engineer - Low Latency Trading Systems (New York)
IO TECH SOLUTIONS LIMITEDNew York, New York, United States
Posted January 5, 2026
Full Time
About the Company
IO Tech Solutions Limited is a leading IT talent and services provider with 25 years of industry experience. The firm specializes in IT staffing, consulting, contracting, payroll, and comprehensive talent solutions across Hong Kong, Singapore, UAE, UK, and Australia. By leveraging deep talent networks and market intelligence, IO Tech delivers strategic partnerships that connect clients to high‑potential opportunities and skilled professionals. Its distinctive advantage lies in a client‑centric approach that blends technology expertise with a global reach, enabling rapid, customized solutions for evolving IT demands.
Job Description
Design, develop, and maintain low-latency, high-throughput trading applications in Java. Optimize critical code paths for ultra-low latency and high availability.
Requirements
- BSc/MSc/PhD in Computer Science, Physics, Engineering or similar
- 8+ years of hands-on expertise with Core Java (Java 8/11/17+)
- Previous exposure to trading environments (hedge fund, prop shop, or bank) preferred
- Proven experience with low-latency systems, multithreading, and concurrency control
- Solid understanding of network programming (TCP, UDP, multicast) and OS-level performance tuning (Linux)
- Experience with garbage collection tuning, memory management, and lock-free programming
- Knowledge of messaging frameworks
- Familiarity with FIX protocol, market data feeds, and electronic trading systems
- Exposure to scripting languages (Python, Bash) for automation and data analysis