Hiring: Lead Trading Systems Engineer (USA) Company: Trexquant Investment LP Location: New York, NY Job Posted Time: 2026-09-10 11:18:01 Target Skills & Keywords : C++, Derivatives, Equities, Fixed Income, Java, Linux, Python About the job Experience: •6+ years of experience building high-performance trading, simulation, or research infrastructure within Linux environments Required Skills: •Design, build, and enhance core infrastructure systems that support trading, research, and operations, including integration with the firm's Order Management System (OMS) •Architect and develop a high-performance multi-asset simulation and backtesting platform capable of supporting strategy research, backtesting, and deployment across equities, futures, fixed income, and derivatives. •Evaluate existing systems to identify bottlenecks and implement improvements that enhance scalability, performance, and security. •Partner cross-functionally with quantitative researchers and cross-functional teams to ensure the platform accurately models market dynamics, transaction costs, and execution behavior while aligning technical initiatives with a long-term infrastructure roadmap •Design and optimize scalable data and compute infrastructure for low-latency, high-throughput processing of large-scale market data across simulation and production trading •Improve caching, time-series management, and distributed computation while keeping the simulation & backtesting framework modular and scalable •Oversee the development, integration, and deployment of systems and tools in C++, Python, and Linux environments •Provide mentorship and technical guidance to engineers and researchers while staying current with emerging technologies and industry best practices Qualifications: •Bachelor's, Master's, or Ph.D. in Computer Science, Engineering, Mathematics, or a related STEM field •Expert-level proficiency in one of these programming languages{{:}} C++ (C++17/20), Java, or Python, with strong knowledge of algorithms, concurrency, data structures, and systems architecture. Preference for C++ •Knowledge of market microstructure, execution systems, and simulation or backtesting methodologies •Excellent communication skills and ability to collaborate effectively across engineering and research teams •Financial industry experience is a plus, but not required Compensation: •$175,000 - $200,000 / year •Competitive salary plus bonus based on individual and company performance 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!