Senior Quantitative Developer: Low-Latency C++ Trading

Millennium; New York (NY); On-site; USD 175,000 - 250,000; Full time

Benefits offered by this job

Base salary plus discretionary bonus

Comprehensive benefits

Job summary

Millennium is seeking an experienced software professional to design and maintain low-latency C++ execution algorithms and OOMs, collaborating with central trading teams to optimize performance across regions.

You will tackle latency reduction, performance benchmarking, and data-analysis tooling, with a focus on real-time trading systems for equities and futures. A strong CS background and 10+ years in software development are required.

Qualifications

• Bachelor’s degree in Computer Science or related field.
• 10+ years of software development experience, including 5+ years in front-office financial services.
• Strong expertise in data structures, algorithms, and object-oriented programming in C++.
• Proficiency with C++17 and C++20, multithreading, and asynchronous programming environments.
• Deep knowledge of low-latency and real-time system design and implementation.
• Linux system internals and networking expertise.
• Strong financial markets experience across multiple asset classes, focused on real-time trading systems.

Responsibilities

• Design, develop, and maintain low-latency C++ execution algorithms, order management systems, strategy containers, connectivity, and messaging systems.
• Partner directly with central trading teams to optimize execution performance across businesses and regions.
• Reduce system latency using advanced network and systems programming techniques and other performance-focused methodologies.
• Build systems, interfaces, and tools for historical market data analysis and trading simulations to improve research productivity and system testability.
• Develop and maintain automated tests, performance benchmarking frameworks, and internal engineering tools.
• Collaborate with trading teams in a fast-paced environment to gather requirements and deliver effective, timely solutions.

Skills

C++

C++17/20

Low-latency

Multithreading

Asynchronous

Linux internals

Front-office finance

Python for research

Education

Bachelor's degree in CS

Tools

Python

Job description

Millennium is seeking an experienced software professional to design and maintain low-latency C++ execution algorithms and OOMs, collaborating with central trading teams to optimize performance across regions.

You will tackle latency reduction, performance benchmarking, and data-analysis tooling, with a focus on real-time trading systems for equities and futures. A strong CS background and 10+ years in software development are required.