# Principal Software Engineer at Schonfeld

- Company: Schonfeld
- Status: Open
- Workplace: On-site
- Location: New York, New York, United States
- Level: Principal
- Discipline: Backend
- Employment: Full-time
- Posted: 2026-08-28
- Skills: C++
- Apply: https://job-boards.greenhouse.io/schonfeld/jobs/8164468

## Description

The Role 
 We are seeking an exceptionally talented, hands-on, high-performance C++ engineer for our Global Trading and Execution (GTX) technology group. Reports to the Head of GTX. GTX designs, develops, and supports our global Stat-Arb and Low-Latency execution platforms. Location, NYC.
 What You Will Do 
• Design, develop, and deliver critical components within, and integrating, our Stat-Arb, Low-Latency, and High-Touch platforms
• Work 80% hands-on keyboard, 20% mentor, coordinate staff
• Work closely with the Systematic COO and Business Analysts who support the function on architecture and implementation
• Provide technical thought leadership within the team, and across the front office
• Provide Level 3 support across global operations
 What You Will Bring 
• Minimum of ten years of experience in C++ development in a Linux based environment
• Expertise in C++ design for microsecond latency, including cache-conscious data structures, lock-free concurrency, and the C++ memory model
• Systems-level latency engineering, including kernel bypass, core isolation, NUMA-aware thread and memory placement, and syscalls off the critical path
• Excellent communication skills, written and verbal, including non-technical stakeholders
• Expertise in building electronic trading systems, market data systems, or crossing engines, including exchange-native protocol and feed handler work
• Experience delivering in co-located execution environments
• Experience leading and mentoring small, highly technical development teams
• Exceptional architectural and design skills
• Proficiency in Dev

More Schonfeld roles: https://deviantjobs.com/companies/schonfeld