High-Performance C++ Engineer — Trading Infrastructure

SIG Susquehanna; Northern (KY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Susquehanna International Group in Kentucky is seeking an experienced C++ Developer to join our Options Market Making technology team and help build performance-critical infrastructure at the core of our trading business.

You will design high-throughput gateways, connect trading platforms to exchanges, and work with traders, researchers and engineers to optimize latency and reliability in a fast-paced environment.

Qualifications

• Minimum 2+ years of experience programming in modern C++, with a focus on writing performance critical code.
• Bachelor’s or Master’s degree in Computer Science, Computer Engineering, Mathematics, or related technical field

Responsibilities

• Design and develop performance sensitive C++ applications that connect our trading platforms to exchanges and liquidity venues
• Engineer resilient real-time systems capable of handling massive volumes of market data and order flow
• Collaborate directly with traders, quantitative researchers, and infrastructure engineers to improve trading performance and execution quality
• Analyze system behavior and optimize latency, throughput, and determinism across the software stack
• Contribute to the architecture of next-generation trading systems supporting one of the largest options market making businesses globally

Skills

C++

Performance code

Trading systems

Education

Bachelor’s or Master’s degree in CS/CE/Math

Tools

Networking protocols (TCP/UDP)

Job description

Susquehanna International Group in Kentucky is seeking an experienced C++ Developer to join our Options Market Making technology team and help build performance-critical infrastructure at the core of our trading business.

You will design high-throughput gateways, connect trading platforms to exchanges, and work with traders, researchers and engineers to optimize latency and reliability in a fast-paced environment.