Susquehanna International Group

Overview

We are seeking a Junior C++ Developer to join our Quantitative Data Receiving and Delivery team, which plays a critical role in acquiring, processing, and distributing financial data across the organization. We are a small team with room for a new person to make an impact and take on interesting design and implementation problems. This position is ideal for someone with strong C++ skills in Linux environments, looking to grow within a fast-paced, data-driven financial technology setting. Python experience is a plus but not required.

In this role you will:

• Develop and maintain C++ applications for real-time and scheduled data ingestion from financial markets, exchanges, and internal publishers.
• Build and optimize data pipelines that run on Linux-based infrastructure.
• Collaborate with data engineers, analysts, and infrastructure teams to ensure reliable and scalable data delivery.
• Implement monitoring, logging, and alerting for data collection systems.
• Troubleshoot and resolve issues in production environments.
• Contribute to automation and scripting tasks (Python knowledge beneficial).
• Participate in code reviews and follow best practices in software development.

What we’re looking for

Required Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Proficiency in modern C++ (C++11 or newer).
• Experience working in Linux/Unix environments.
• Strong analytical and problem-solving skills.

Preferred Qualifications:

• Exposure to Python for scripting, data manipulation, or automation.
• Experience with data formats such as JSON, XML, CSV, and protocol buffers.
• Familiarity with financial data feeds (e.g., Bloomberg, Reuters, FIX).
• Familiarity with version control systems (e.g., Git).
• Experience with build systems and CI/CD pipelines.

Visa sponsorship is available for this position

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.

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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