C++ Engineer: Ultra-Low Latency HFT Systems

Entec Partners; New York (NY); On-site; USD 180,000 - 240,000; Full time

Job summary

Entec Partners seeks a highly skilled C++ engineer with extensive experience in high-frequency trading to join a leading quantitative finance firm. The role focuses on ultra-low-latency trading infrastructure across multi-asset platforms.

You will collaborate with quantitative researchers and technologists to optimize memory, CPU, and network interfaces, implement well-tested code, and contribute to benchmarking and profiling efforts within a fast-paced trading environment.

Qualifications

• Expert-level proficiency in C++ and Linux.
• Proven experience developing ultra-low-latency, high-throughput systems, preferably in trading or real-time environments.
• Strong knowledge of profiling tools and techniques for latency measurement and benchmarking.
• Hands-on experience with network protocols (TCP/UDP, multicast, Ethernet) and low-latency messaging systems.

Responsibilities

• Lead the design and development of low-latency, high-frequency trading (HFT) systems.
• Evaluate the existing execution platform and develop plans for a comprehensive revamp.
• Optimize system performance across hardware and software layers, including CPU architecture, memory/cache utilization, and network interfaces (NICs).
• Ensure a clean, well-tested, and thoroughly documented codebase.

Skills

C++

Linux

Memory management

Concurrency

Performance optimization

Latency benchmarking

Tools

Profiling tools

Networking (TCP/UDP, multicast, Ethernet)

Low-latency messaging systems

Job description

Entec Partners seeks a highly skilled C++ engineer with extensive experience in high-frequency trading to join a leading quantitative finance firm. The role focuses on ultra-low-latency trading infrastructure across multi-asset platforms.

You will collaborate with quantitative researchers and technologists to optimize memory, CPU, and network interfaces, implement well-tested code, and contribute to benchmarking and profiling efforts within a fast-paced trading environment.