Job Summary
We are seeking a Senior Core Java Engineer with recent, hands-on experience developing low- or ultra-low-latency electronic trading systems. The ideal candidate will have a strong understanding of actual trading workflows and experience building performance-sensitive backend systems.
Location: Chicago, IL – Hybrid (2 days onsite required)
Type: Long-term Contract
Preferred Background
Candidates with experience in the following areas are highly preferred:
- Matching engines
- Order books
- Market data processing
- Exchange connectivity
- Order routing
- Trading gateways
- Other performance-sensitive backend trading systems
- Experience within trading firms, banks, or exchanges
Required Skills & Experience
- Strong expertise in Core Java
- Recent hands-on experience with low-latency or ultra-low-latency electronic trading
- Strong understanding of market data, order books, and trading logic
- Excellent knowledge of multithreading and concurrency
- Experience with TCP/UDP networking
- Strong Linux experience
- Proven experience with production performance and latency troubleshooting
- Experience developing performance-sensitive backend trading systems
Important Candidate Requirements
Candidates must have actual low-latency trading development experience. Financial-services experience alone is not sufficient.