Senior Quantitative Developer: Build Low-Latency Trading Systems

Selby Jennings; Hong Kong; On-site; HKD 1,000,000 - 1,800,000; Full time

Job summary

Selby Jennings is seeking a Senior Quantitative Developer to join a high-performing quantitative trading team. You will design, develop, and optimize production trading systems across global markets, focusing on fast, robust software engineering for systematic trading and market microstructure.

In this role you will collaborate with traders, researchers, and engineers to translate trading ideas into robust production solutions, improve latency and reliability, and contribute to new market

Qualifications

• 5+ years of professional development experience in quantitative trading or performance-critical environments.
• Strong C++ programming skills with knowledge of algorithms, data structures, concurrency, and multithreading.
• Experience with production trading systems, execution, market connectivity, or low-latency systems.

Responsibilities

• Design, develop, and optimize high-performance trading and execution systems using C++.
• Partner with Quant Researchers and Traders to translate ideas into production solutions.
• Improve execution performance, reliability, latency, and scalability across market environments.
• Support strategy deployment and production trading, troubleshooting cross-connectivity and system performance.
• Contribute to new market and trading infrastructure rollouts across APAC and global markets.
• Develop reusable tools and frameworks to improve trading, monitoring, and research-to-production workflows.

Skills

C++

Linux

Multithreading

Low-latency

Market microstructure

Debugging

Production trading

Education

Bachelor's degree or above in CS/Math/Engineering

Tools

FIX

Exchange APIs

Market data

Job description

Selby Jennings is seeking a Senior Quantitative Developer to join a high-performing quantitative trading team. You will design, develop, and optimize production trading systems across global markets, focusing on fast, robust software engineering for systematic trading and market microstructure.

In this role you will collaborate with traders, researchers, and engineers to translate trading ideas into robust production solutions, improve latency and reliability, and contribute to new market