Crypto Quantitative Developer

Job Description

• Design, develop, and maintain low-latency, high-performance C++ trading systems for crypto markets
• Partner closely with quantitative researchers and traders to translate trading ideas into production code
• Optimize system performance across latency, throughput, and reliability, including exchange connectivity and market data handling
• Build and enhance pricing, risk, and execution logic for crypto products 
• Analyze and improve system behavior using large-scale market and trade data
• Ensure systems are resilient, well-tested, and scalable across global crypto venues

• Strong proficiency in C++ (C++17 or newer) with a focus on performance-critical systems
• Solid foundation in data structures, algorithms, and systems programming
• Experience developing production trading systems or other low-latency, high-availability software
• Strong understanding of Linux environments, networking, and concurrency with a focus on cloud deployments
• Excellent problem-solving skills and the ability to work in a fast-paced, collaborative environment
• Experience working with crypto markets, exchanges, or digital asset trading infrastructure (preferred)
• Knowledge of market microstructure, order books, and execution strategies (preferred)
• Background in quantitative finance, mathematics, computer science, or a related technical field

In addition, the employee who fills this role will be eligible to participate in a discretionary incentive compensation program, as well as a wide array of benefit programs, such as medical and life insurance, retirement and tax-free savings plans, and access to other healthcare programs.

About Citadel Securities

Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market’s and our clients’ most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com.