Low-Latency Distributed Systems Engineer

Susquehanna International Group, LLP; Chicago (IL); On-site; USD 120,000 - 180,000; Full time

Job summary

Susquehanna International Group, LLP is seeking a Software Engineer to join our Core OMS team. We are building an electronic trading platform that powers order routing across global markets.

As an early member, you'll influence architecture and direction of a high-performance distributed system responsible for routing client orders to exchanges worldwide. You’ll tackle challenging scalability and reliability problems while collaborating with traders, operations, and engineers across offices.

Qualifications

• Deep proficiency in modern C++ and software engineering fundamentals.
• Strong understanding of data structures, algorithms, concurrency, and distributed systems concepts.
• Excellent analytical and debugging skills, with the ability to reason about complex software systems.
• Experience with distributed systems, electronic trading systems, FIX protocol, or financial markets.

Responsibilities

• Design, build, and evolve the distributed systems that power electronic order routing across global exchanges and trading venues.
• Develop resilient, high-performance connectivity to clients, brokers, exchanges, and internal trading systems.
• Partner with colleagues across Susquehanna's U.S., Europe, and Asia offices to support global expansion and onboard new markets and trading relationships.
• Collaborate with traders, operations, developers, and external partners to investigate complex production issues and continuously improve platform reliability and performance.
• Contribute to architectural decisions, engineering standards, and the long-term technical direction of the platform.
• Continuously improve the scalability, observability, and operational excellence of the platform.

Skills

Modern C++

Distributed systems

Networking fundamentals

Performance optimization

Debugging

Communication

Tools

FIX protocol

Trading systems

Job description

Susquehanna International Group, LLP is seeking a Software Engineer to join our Core OMS team. We are building an electronic trading platform that powers order routing across global markets.

As an early member, you'll influence architecture and direction of a high-performance distributed system responsible for routing client orders to exchanges worldwide. You’ll tackle challenging scalability and reliability problems while collaborating with traders, operations, and engineers across offices.