Susquehanna International Group

C++ Developer | Options Market Making | Experienced Hire

Susquehanna International Group$120K — $150K *
Finance & Insurance
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 2+ years experience in modern C++ programming, particularly in performance-critical applications
  • Ability to thrive in a fast-paced, collaborative environment
  • Familiarity with TCP/UDP networking and exchange protocols is desirable
  • Electronic trading or financial technology experience is a plus but not mandatory
  • Bachelor's or Master's degree in Computer Science, Engineering, Mathematics, or a related field

Responsibilities

  • Design and develop high-performance C++ applications for trading systems
  • Engineers resilient real-time systems for high market data volume
  • Collaborate with traders and researchers to enhance trading systems
  • Analyze and optimize system behavior for latency and throughput
  • Contribute to architecture of next-generation trading solutions

Benefits

  • Work on high-impact systems influencing trading outcomes
  • Collaborate with a diverse team of experts
  • Join an innovative culture that promotes continuous learning and growth
  • Opportunity to shape the future of a leading options market maker
  • Become part of a firm that values curiosity and problem-solving
Full Job Description
Overview

We are looking for an experienced C++ Developer to join our Options Market Making technology team and help build the performance critical infrastructure that sits at the core of our trading business.

In this role, you will be part of an early effort to build our next generation of gateways, critical exchange connectivity systems that enable us to quickly price, quote, and execute in highly competitive electronic markets.

This is an opportunity to work on high-impact systems where performance, reliability, and engineering precision directly influence trading outcomes.

How you'll make an impact:
  • 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

What we're looking for

  • Minimum 2+ years of experience programming in modern C++, with a focus on writing performance critical code is required
  • Comfortable working in a fast-paced, collaborative environment with traders, researchers, and other developers to iterate quickly on ideas
  • Knowledge of TCP/UDP networking and/or exchange facing protocols is a plus
  • Prior experience in electronic trading or financial technology is a plus but not a requirement to be successful
  • Bachelor's or Master's degree in Computer Science, Computer Engineering, Mathematics, or related technical field


Real Impact: By integrating sophisticated coding techniques with innovative engineering ideas, we design and optimize systems that can process massive amounts of data while still ensuring high performance and stability. You'll see how your contributions towards developing and supporting leading-edge hardware and software technologies make a firm-wide impact that makes us all smarter, faster, and better.

Collaboration: Our systems engineers, network architects, technical analysts and software developers work together to create competitive edge through best-in-class technical solutions.

Growth: For many of our roles, we don't expect you to have prior industry experience in proprietary trading or financial services to succeed at Susquehanna International Group. We're looking for people who are naturally curious, relentless problem solvers, and have the desire to continuously innovate, learn, and grow.

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About Susquehanna International Group

Susquehanna International Group is a global quantitative trading firm that was founded in 1987. The company specializes in trading options, futures, equities, and other securities. It has offices in North America, Europe, and Asia and employs over 2,500 people. The company is known for its innovative trading strategies and advanced technology. It is also involved in venture capital and private equity investments.
Learn more about Susquehanna International Group
Size
2,500 employees
Industry
Founded
1987

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