Crypto Quantitative Developer
About Citadel Securities
Crypto Quantitative Developer
We are expanding our digital assets team and are seeking a Crypto Quantitative Developer to build and optimize high-performance trading systems in fast-moving, highly competitive markets.In this role, you’ll work at the intersection of quantitative research, low-latency systems, and crypto market microstructure, developing production-grade trading strategies using modern C++.
Locations
London, New York
Responsibilities
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
Qualifications
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
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