C++ Developer | Options Market Making | Experienced Hire

Susquehanna is one of the worlds leading options market makers providing liquidity across global financial markets through cutting-edge technology quantitative research and deep trading expertise. 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 youll 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

• 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
• Bachelors or Masters 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. Youll 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 dont expect you to have prior industry experience in proprietary trading or financial services to succeed at Susquehanna International Group. Were looking for people who are naturally curious relentless problem solvers and have the desire to continuously innovate learn and grow.

About Susquehanna

Susquehanna is a global quantitative trading firm powered by scientific rigor curiosity and innovation. Our culture is intellectually driven and highly collaborative bringing together researchers engineers and traders to design and deploy impactful strategies in our systematic trading environment. To meet the unique challenges of global markets Susquehanna applies machine learning and advanced quantitative research to vast datasets in order to uncover actionable insights and build effective strategies. By uniting deep market expertise with cutting-edge technology we excel in solving complex problems and pushing boundaries together.

What we do

We are experts in trading essentially all listed financial products and asset classes with a focus on derivatives trading. Through market making and market taking we handle millions of trading transactions around the world every day providing liquidity and ensuring competitive prices for buyers and sellers. While our presence in the market is broad our trading desks are highly specialized allowing for a deep understanding of unique drivers of each asset class.

Susquehanna is one of the worlds leading options market makers providing liquidity across global financial markets through cutting-edge technology quantitative research and deep trading expertise. 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.

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