Hiring: Senior Quantitative Developer Company: Millennium Location: New York, NY Job Posted Time: 2026-09-10 11:40:56 Target Skills & Keywords : C++, Equities, LLM, Linux, Python, Risk Management, Systems Design About the job Experience: •10+ years of professional software development experience, including at least 5 years in a front-office financial services environment. •At least 5 years in a front-office financial services environment. Required Skills: •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. •Partner cross-functionally with trading teams in a fast-paced environment to gather requirements and deliver effective, timely solutions. Qualifications: •Bachelor’s degree in Computer Science or a related field. •Strong expertise in data structures, algorithms, and object-oriented programming in C++. •Proficiency with C++17 and C++20, multithreading, and asynchronous programming environments. •In-depth knowledge of low-latency and real-time system design and implementation. •Deep knowledge of Linux system internals and networking. •Strong financial markets experience across multiple asset classes, with a focus on real-time, low-latency trading systems for equities and futures. •Proficiency using LLM-based tools to accelerate development, improve code quality, and enhance productivity; working familiarity with Python for quantitative research, data-oriented processing, and execution algorithm performance analysis. Compensation: •$175,000 - $250,000 / year •Competitive benefits and rewards package •Millennium offers a total compensation package which includes a base salary, discretionary performance bonus, and comprehensive benefits Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!