Certus Recruitment Group · 1 week ago
C++ Engineer – Low Latency Systems
New York, NY
Contract
Onsite
Senior Level
$275K/yr - $300K/yrCertus Recruitment Group is hiring on behalf of an established client, for a senior C++ Engineer to build and optimize high-performance, low-latency systems processing large volumes of real-time data. This role is for engineers who operate close to the hardware and care deeply about performance, measurement, and efficiency.
ConsultingEmploymentInformation TechnologyRecruiting
Hiring Manager
Antone Bouché
Responsibilities
Design, build, and maintain low-latency C++ services handling high message rates
Optimize systems for latency, throughput, and CPU/memory efficiency
Develop and tune networking, messaging, and I/O components
Profile and debug performance issues across application, OS, and network layers
Partner closely with quantitative, trading, and infrastructure teams
Produce production-quality code with appropriate testing and documentation
Participate in code reviews and technical design discussions
Qualification
Required
Strong experience with modern C++ (C++17/20+)
Deep understanding of concurrency, synchronization, and memory models
Proven background in performance-critical or real-time systems
Strong fundamentals in data structures, algorithms, and low-level optimization
Solid Linux systems programming experience (sockets, epoll/select, threading, CPU affinity)
Hands-on experience with profiling and performance analysis tools
Proficiency with Git and modern build systems (CMake, Ninja)
Strong problem-solving skills and attention to detail
Preferred
Kernel-bypass or user-space networking (DPDK, RDMA, OpenOnload)
Financial markets, trading systems, or market data platforms
FIX, ITCH, MDP, or proprietary market data protocols
Multicast, low-latency networking, and time synchronization (PTP)
Hardware-aware optimization (NUMA, cache behavior, SIMD, CPU pinning)
Monitoring and telemetry for high-performance systems
Scripting for tooling and automation (Python, Bash)
Company
Certus Recruitment Group
Certus Recruitment Group is a consultancy that focuses on contract recruitment, managed recruitment, sales, and marketing recruitment.
Founded in 2001
51-200 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase