At Susquehanna, our technologists play a critical role in shaping the future of electronic trading. We build high-performance systems designed to compete in some of the most demanding and latency-sensitive markets in the world. Our developers partner directly with traders, quantitative researchers, and infrastructure teams to solve complex technical and strategic problems that drive business impact. 

We're looking for a C++ Strategy Developer to join our Trading Technology team. In this role, you’ll design, build, and optimize high-frequency trading strategies and systems that process massive data streams in real time. You’ll work side-by-side with experienced traders and technologists, gaining deep exposure to the logic that powers automated decision-making in markets across the globe. 

What You’ll Do 

• Design and develop low-latency, high-throughput trading applications using modern C++ in a real-time environment. 

• Collaborate with traders and quants to implement and refine trading strategies. 

• Build and tune systems to achieve extreme performance, reliability, and scalability in a competitive trading landscape. 

• Optimize and troubleshoot infrastructure for latency, throughput, and system bottlenecks. 

• Own the full software development lifecycle—from idea to production—while contributing to our long-term architecture and tooling. 

• A degree in Computer Science, Engineering, or a related technical field. 
• 5+ years of professional experience developing performance-critical applications in modern C++ (C++11/14/17/20). 
• Strong command of multi-threading, memory management, IPC, STL, Boost, and network/socket programming. 
• Deep understanding of performance tuning, profiling, and optimization methodologies. 
• Demonstrated success building systems for automated trading, market-making, or algorithmic execution strategies. 
• Experience developing logic that manages orders and quotes in fast-moving electronic markets. 
• Familiarity with option pricing models and risk concepts (Greeks) is a strong plus. 
• A passion for solving hard problems, iterating quickly, and writing clean, maintainable code. 

What’s in it for you

• Our flat hierarchy enables you to drive meaningful impact, by leveraging your expertise and taking ownership.
• Greenfield impact: newly created role as we scale across APAC.
• Private healthcare and wellness initiatives.
• Daily office lunch allowance
• Employee Assistance and Education Assistance Progams 
• Matched donations and corporate discounts.

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 

Susquehanna’s deep integration of trading, technology and quant research makes us experts in trading essentially all listed financial products and asset classes, with a focus on derivatives. We handle millions of trading transactions around the world every day as both a market maker and market taker. Our efforts provide liquidity and ensure competitive prices for buyers and sellers. While our presence in the market is broad, our trading desks are highly specialized to allow for a deep understanding of the unique drivers of each asset class.

Equal Opportunity statement
We’re committed to building a diverse and inclusive workplace. We encourage candidates from all backgrounds to apply and are happy to provide reasonable accommodations during the hiring process.

If you're a recruiting agency and want to partner with us, please reach out to recruiting@sig.com. Any resume or referral submitted in the absence of a signed agreement will not be eligible for an agency fee.

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