Senior C++ Developer | Trading Infrastructure | Experienced Hire

Susquehanna International Group; New York (NY); On-site; USD 250,000 - 300,000; Full time

Job summary

Susquehanna International Group is seeking a Senior C++ Software Developer in New York, NY, to join a Front Office team responsible for developing low-latency trading systems. The ideal candidate will have over 10 years of experience in software applications or high-frequency trading infrastructure, a strong understanding of C++, and expertise in performance optimization. The role involves collaboration with traders and tech teams to enhance trading capabilities while exploring new technologies. The annual base pay range is $250,000 - $300,000 plus a discretionary bonus and benefits.

Qualifications

• 10+ years of progressive experience developing software applications or HFT infrastructure.
• Excellent attention to detail and accuracy.
• Thorough understanding of performance optimization and latency reduction methodologies.

Responsibilities

• Focus on the entire technical stack with an eye for building a stable, optimized environment.
• Explore new technologies to find the optimal solution.
• Collaborate closely with other software developers, traders, and quants.

Skills

High-performance computing using C++

Performance optimization

Object-oriented programming

Education

Bachelor's degree in Computer Science, Engineering, Mathematics or related discipline

Job description

Overview

Susquehanna is seeking a C++ Software Developer to join a Front Office team responsible for designing and developing low‑latency trading systems.

As a developer on this team, you will work closely with technologists and traders to enhance our trading capabilities by providing innovative, scalable and stable systems. You will have direct impact and work on proposing new ideas or gathering requirements for additional functionality, both of which are brought into production quickly through our short development cycles. Beyond development, you will have the opportunity to propose and investigate new technologies to help us stay ahead. We are looking for a Senior C++ Developer with experience in performance and optimization.

In This Role, You Will

• Focus on the entire technical stack with an eye for building a stable, scalable, optimized environment with minimized risk
• Explore new technologies to find the optimal solution
• Exercise strong object‑oriented programming skills

What We’re Looking For

• 10+ years of progressive experience developing software applications or HFT infrastructure
• Strong understanding of high-performance computing using C++ is required
• Excellent attention to detail and accuracy and a thorough understanding of performance optimization / latency reduction methodologies
• Ability to work closely with other software developers, traders, quants, and infrastructure teams
• Bachelor's degree in Computer Science, Engineering, Mathematics or related discipline or its foreign equivalent

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.

The annual base pay range for this role is $250,000 - $300,000 + discretionary bonus + benefits. Susquehanna considers factors such as scope and responsibilities of the position, work experience, education/training, key skills, as well as market and organizational considerations when extending an offer.