Software Engineer

NJF Global Holdings Ltd; United States; On-site; USD 180,000 - 260,000; Full time

Job summary

NJF Global Holdings Ltd in New York is seeking an experienced software engineer to build and optimise ultra-low-latency C++ systems for real-time trading infrastructure. You will work across C++, Linux, networking, memory and concurrency to push performance to new levels.

Collaborating with traders, researchers and engineers, you will drive reliability, scalability and low-latency improvements as our New York team scales.

Qualifications

• Strong C++ and Linux experience.
• Experience with low-latency or high-performance systems.
• Strong knowledge of multithreading, concurrency and performance optimisation.
• Background in networking, distributed systems or systems programming is a plus.
• Strong problem-solving skills and a passion for challenging technical problems.

Responsibilities

• Build and optimise ultra-low-latency C++ systems.
• Develop high-performance infrastructure for real-time trading.
• Work across C++, Linux, networking, memory and concurrency.
• Collaborate closely with traders, researchers and engineers.
• Improve system performance, reliability and scalability.
• Help build and scale technology within a growing New York team.

Skills

C++

Linux

Low-latency

Multithreading

Concurrency

Performance optimisation

Job description

Total compensation: flexible – based on experience and seniority

The Role

• Build and optimise ultra-low-latency C++ systems.
• Develop high-performance infrastructure for real-time trading.
• Work across C++, Linux, networking, memory and concurrency.
• Collaborate closely with traders, researchers and engineers.
• Improve system performance, reliability and scalability.
• Help build and scale technology within a growing New York team.

What We’re Looking For

• Strong C++ and Linux experience.
• Experience with low-latency or high-performance systems.
• Strong knowledge of multithreading, concurrency and performance optimisation.
• Background in networking, distributed systems or systems programming is a plus.
• Strong problem-solving skills and a passion for challenging technical problems.