Senior Software Engineer for Trading Infrastructure

6 days ago


Chicago, Illinois, United States SFOX Full time

sFOX is a leading provider of prime dealer services, unifying liquidity from over 30 exchanges and OTC desks in one platform. Our platform offers best execution services from a single account, counterparty, and workflow, giving traders greater capital efficiency.

Our smart order router algorithmically routes trades to the most competitive prices worldwide, reducing slippage and improving performance across immense scale. We're committed to investor protection and reliability, with SOC 2 certification and 99.99% uptime.

We're looking for an exceptional Senior Software Engineer to join our rapidly growing team. As a key member, you'll develop scalable infrastructure that processes millions of orders daily, providing cutting-edge services to high-end financial customers.

About the Role

You will work on features to increase speed and functionality of our trading infrastructure, including new trading algorithms, exchange integrations, performance improvements, and new features. You'll play an active role in system architecture and roadmap influence with our CTO office.

About You

An ideal candidate has hands-on experience designing and implementing trading systems in traditional finance or crypto trading using Golang, C#, or Java. You'll collaborate with Product Management to optimize performance and write tests.

Your Expertise Will Include:

  • Designing and implementing trading systems
  • Order types and routing, exchange management, and system performance
  • Building high-performance, low-latency distributed trading systems
  • 8-10 years of software engineering experience; Golang expertise desirable

This is a remote-first opportunity with unlimited PTO, paid holidays, wellness days, and comprehensive benefits. We value diversity and are proud to be an equal opportunity employer.



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