Susquehanna is looking for a Software Engineer to join our Electronic Options Trading team. In this role, you’ll focus on building and enhancing the core systems that power our

In this role, you will work closely with members of the Private Placements investment team at Susquehanna, which is focused on investing in public companies via privately negotiated transactions. The Private Placements team is rapidly expanding their business and they need a motivated, energetic, and hard working person to help manage the growth of the global business.                 Job duties include, but are not limited to - Entering, transmitting, and ensuring proper settlement of daily trades and recently completed deals - Running macros that update data used in profit and loss reports - Tracking and correcting...

We are currently seeking a Production Engineer for one of our automated trading desks. As a part of this team, you will have the opportunity to work closely with trading strategy and infrastructure development teams and be an important part of getting new technologies and strategies configured and deployed. You will work directly with our technologists, traders and quantitative research analysts to develop tools to monitor and support the production environment on a highly automated trading desk as well as developing and maintaining software build tools on Linux. You will have the...

Susquehanna is seeking an additional Project Manager to enhance its Project Management Team, which is part of the Real Estate and Facilities Group. The Project Manager is responsible for leading and coordinating all aspects of Susquehanna's design and construction projects, working in coordination with Susquehanna’s in-house and contract design teams, engineers, construction companies and trades. Additionally, the PM is the primary source of communication and coordination of input and approvals from all internal stakeholders and will be responsible for the ultimate success of the projects. The role is based at Susquehanna’s world headquarters in Bala Cynwyd...

Our Python software engineers are employed in building, maintaining, and supporting new and existing quantitative study environments that are fundamental to our success and competitiveness in the current trading environment. We constantly improve the system, so it is stable, fast, and easy to use for our researchers.   Job Summary: - Part of the Options trading strategy development team -

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.  

Susquehanna is a global quantitative trading firm founded by a group of friends who share a passion for game theory and probabilistic thinking. We have incorporated this approach into our culture, where you will find relentless problem solvers within each of our core disciplines: Trading, Technology, and Quantitative Research. From offices around the world, our employees collaborate to make optimal decisions and...

Susquehanna is hiring a software developer for our Strategy Development team. This is a computationally intensive role that will allow you to utilize both your data analysis and technology skills. You’ll enhance, refine, and evolve strategies by searching for the optimal parameterization. We’re looking for someone who has experience with performance-sensitive C# or Java knowledge, but familiarity with C++ is also a plus.   In this role, you...

Susquehanna technologists are at the heart of where cutting-edge technology meets the fast-paced world of trading.  Our growing teams build some of the most powerful trading systems in the financial industry and solve complex problems in a constantly changing environment. From large scale computations, real-time systems, high performance computing to petabytes of data. By integrating sophisticated coding techniques with innovative engineering ideas, we design and optimise systems that can process massive amounts of data while still ensuring high performance and stability. Collaborating with traders and quantitative researchers, our systems engineers, network architects, technical analysts and software developers create...

The Quant Core Data team is a new + fast-growing group of developers in the Quant Engineering & Data group. We produce the data for studies done by Quantitative Researchers & Strategists to steadily improve trading behavior and strategies. Primarily based in Philadelphia, we also build data flows globally for our offices in Sydney & Dublin.   We are looking for a Python Developer to join our Quant Core Data team. In this role, you will work to grow and scale our historical data framework, which is critical to our strategy development process. You will also develop internal tools to enhance our ability to create, analyze, and visualize data. Additionally, you will build and maintain backtesting...

Quantitative Data Engineer   At Susquehanna, the frontier of trading is no longer just speed—it’s also about mastering data. The Quantitative Engineering and Data group in Europe is a rapidly expanding group focused on creating algorithms, processes and datasets that enable revenue generation from data at Susquehanna. We partner with Quantitative Researchers, Traders and other engineering teams in London, Dublin and across the globe. We are looking for...

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.  

New Graduate Quantitative Financial Risk Analyst As a Quantitative Financial Risk Analyst at Susquehanna, you will have the critical responsibilities of building, validating, and auditing our complex risk models and frameworks. Working closely with trading, quantitative research, and operations, you will ensure that our risk models are robust, compliant, and aligned with both internal and regulatory standards. Your work will be pivotal in challenging and improving our model development processes.   What you can expect from us: - Real Impact: You’ll be designing and optimizing systems that...

As a Quantitative Research Intern at Susquehanna, you will work on projects that model the work of our full-time employees. You will also go through a comprehensive education program and interact with mentors who are at the top of their field, allowing you to build foundational knowledge in quantitative finance. You will have the opportunity to build alphas on an actual trading strategy.   What you can expect - Modelling. Apply probability theory, statistical analysis, and machine learning techniques to predict market behavior and generate alphas -

As a Quantitative Research Intern at Susquehanna, you will work on projects that model the work of our full-time employees. You will also go through a comprehensive education program and interact with mentors who are at the top of their field, allowing you to build foundational knowledge in quantitative finance. You will have the opportunity to build alphas on an actual trading strategy.   What you can expect - Modelling. Apply probability theory, statistical analysis, and machine learning techniques to predict market behavior and generate alphas -  Execution. Create strategies to execute on modelling ideas under simulated competition - Evaluation....

As a Quantitative Research Intern at Susquehanna, you will work on projects that model the work of our full-time employees. You will learn with mentors who are at the top of their field, allowing you to build foundational knowledge in quantitative finance.   What you’ll do - Over the 10-week program, you’ll apply probability, statistics and mathematical creativity to several impactful trading projects. - Collaborate with researchers, traders, and technologists to help transform our quantitative...

As a Quantitative Research Intern at Susquehanna, you will work on projects that model the work of our full-time employees. You will also go through a comprehensive education program and interact with mentors who are at the top of their field, allowing you to build foundational knowledge in quantitative finance. You will have the opportunity to build alphas on an actual trading strategy.   What you can expect - Modelling. Apply probability theory, statistical analysis, and machine learning techniques to predict market behavior and generate alphas - Execution. Create strategies to execute on modelling ideas under simulated competition - Evaluation. Backtest ideas...

As a Quantitative Research Intern at Susquehanna, you will work on projects that model the work of our full-time employees. You will also go through a comprehensive education program and interact with mentors who are at the top of their field, allowing you to build foundational knowledge in quantitative finance. You will have the opportunity to build alphas on an actual trading strategy.   What you can expect - Modelling. Apply probability theory, statistical analysis, and machine learning techniques to predict market behavior and generate alphas - Execution. Create strategies to execute on modelling ideas under simulated competition - Evaluation. Backtest ideas using historical...

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.   At Susquehanna, quantitative researchers drive...

This internship will take place in Dublin for 10 weeks in Summer 2026, but you will be considered for a 2026/2027 graduate role in our London office. If you have already applied for the Dublin internship, you do not need to reapply.   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...