As a Site Reliability Engineer at Susquehanna, you will be working at scale from the start on challenging DevOps problems. A graduate engineer will get the opportunity to be responsible for a number of key areas. These include Infrastructure provisioning, support, monitoring, and troubleshooting, across a mix of virtual, containerised and physical workloads, all while applying a devops approach.     This role is specifically aimed at students who wish to pursue a career in Infrastructure, and is designed to develop your technical and engineering knowledge. There will be an initial focus on honing your infrastructure skills such as Server builds, Windows/Linux...

As a member of our Linux Platform Development team, you’ll spend your day building the infrastructure that powers Susquehanna’s primary trading platforms. You will be given the design freedom to push our environment to new heights as you build complex infrastructure to meet the challenges of maximum performance and rapidly expanding scalability.   In this role, you will - Contribute to all phases of infrastructure growth, from...

Susquehanna is looking for a Site Reliability Engineer with a focus on Virtualization and related Automation skills to join our team. This is a great opportunity to leverage your VMware and scripting skills to enhance our growing environment with automation and tooling.   You will take part in evolving the design of our growing virtual infrastructure that supports 6000+ vms running trade, trade support, databases and back-office server workloads  

Susquehanna is looking for an experienced Software Build Engineer with deep knowledge of C++ build tools and a passion for Developer Productivity. The build tools are used for building trading desk’s low latency, high performance infrastructure and applications.   If you join us, you might be: -

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...

Susquehanna International Group is seeking talented software engineers to join our Accounts and Parties Team, which is responsible for creating and maintaining applications and data models that support and utilize enterprise reference data, such as trading markets, accounts, legal parties and people.  You’ll work alongside operations and technology teams to facilitate trading and post-trade responsibilities with the design and management of technology solutions that access, create, validate, guard, and incorporate reference data streams. The Accounts and Parties team is engaging a full system re-write, migrating from WCF Services to a microservice based architecture driven by C#, GraphQL, Blazor, Docker and Kubernetes. The...

The compliance technology team develops surveillance, monitoring and reporting tools for the compliance business community. This team is responsible for designing and developing tools for the oversight of Susquehanna’s trading activities across all of our products, including options, equities, futures, fixed income, crypto currencies and many others. You’ll have the advantage of working in a non-siloed, collaborative meritocracy where you’ll have opportunity to solve problems that directly impact our business.  We are looking for an experienced Software Developer to join this group.

Our Software engineers are employed in building, maintaining and supporting transaction processing services that are fundamental to our success and competitiveness in the current trading environment. This includes trade capture and enrichment, corporate actions, stock borrow loans and reconciliations. The Dublin technology environment is a rich mix of proprietary software focused on delivering highly available, connected services for managing back office trading. These systems are used throughout the company by both trading and back office teams.  

As a Software Developer at Susquehanna, you’ll work alongside experienced software engineers on the development, delivery, support, and enhancement of our trading systems and infrastructure. With guidance and mentoring from your team, you’ll get hands-on experience beginning on your first day.  In addition, we customize a learning and development plan to help you get to know the people you’ll be working with, what your team is responsible for, and our technical environment. This plan includes a combination of technical classes as well as overviews of our technology teams that will enhance your knowledge and allow you to grow further within your team.

As a Software Development Graduateat Susquehanna, you will be working with senior technologists from the beginning of your programme who will act as your mentors throughout. Your role will allow you to get involved with the development teams

Are you interested in our Software Development Internship Program? Apply here!    Susquehanna is looking for curious problem solvers in their penultimate year of university to join our 2025 Software Development Internship Program.   Susquehanna is one of the world’s largest market makers, with a unique approach to trading, technology, and research. While...

Susquehanna is one of the world’s largest market makers, with a unique approach to technology, trading, and research. While this background puts us at the top of our game, what really makes us successful is our cutting-edge technology, collaboration between our technologists and traders, and our decision making.   As a Software Development Summer Intern at...

Our Order Management team is responsible for developing and maintaining our equity trading tools.  Developers on this team work closely with traders to gather requirements, extend functionality, and build new tools for trade order execution. In this role, you will own your projects from requirements to maintenance and beyond.  Beyond development, you will propose and investigate new technologies as we revamp our toolset every two to three years.  To build these systems, we currently use C++/C#/PostGRE/SQL Server/R among others.    What you can expect from us:  Real Impact: You’ll be designing and optimizing...

Susquehanna International Group is seeking a Software Tester to join our Options Retail Trading Technology Team which plays a critical role in processing trades for our broker-dealer retail investors. You’ll work alongside developers and the business community to design and execute test plans for mixed-platform systems and applications. You will work within a framework of distributed systems that includes both proprietary and third-party applications. Within this environment, you will support both manual and automated testing for these systems as well as for the integrations that allow seamless data flow between them.   In...

We are currently recruiting for a Site Reliability Engineer to work with our cross-functional Monitoring & Automation Engineering team. You will have the opportunity to design highly available systems, build, manage, monitor and performance tune our systems in support of Susquehanna's trading environment. We work in a complex, distributed environment where we continually strive to improve system capacity, increase speed, ensure stability, and mitigate risk in our environment. Core Responsibilities -

Susquehanna International Group is looking for a Quantitative Developer to join our Options trading desk! Our team leverages advanced algorithms and sophisticated models to drive our trading strategies. In this role, you will work alongside our quantitative researchers and help with the development, implementation, and optimization of our options pricing models and pricing systems. We are looking for someone who has a strong software development background and demonstrated success working with data intensive quant models at a trading firm or other financial institution. How you’ll make an impact: -

First and second year students, join us at our Susquehanna office for our exciting discovery day in March 2025!  This is an opportunity for students currently in their first and second year of university to learn about Trading, Equity Research, and Trading Operations.  Through discussions, intimate meet and greets with Susquehanna employees, and even gaming sessions, you’ll get to learn about what our teams do, how options trading works, and will get a sense of our unique culture and work environment.

First and second year students, join us at our Susquehanna office for our exciting Technology Discovery Day in March 2025! This is an opportunity for you to learn about our core technology here at Susquehanna, some background on trading and how IT collaborates. Through discussions, intimate meet and greets with Susquehanna employees, you’ll get to learn about what our teams do in software, infrastructure and hardware, and will get a sense of our unique culture and work environment.

Susquehanna has a job opportunity for a Tax Accountant to join our Corporate Tax team in our Bala Cynwyd headquarters. Our team includes individuals with both corporate and public tax accounting experience across many different areas of compliance – state and local, sales and use, federal, corporate, partnership, international, and more.    By joining our team, you’ll be taking a role that spans compliance, consultancy and controversy work across many different...

The Operations Analyst Program is a rotational development program that offers a broad and in-depth exposure to business operations at Susquehanna and will prepare you for a Tax Analyst position that immediately impacts our business.   During the first six months of the program, you will work alongside the operations team to gain in-depth exposure to the trading desks and various business areas at Susquehanna. Your rotations are designed to provide insight into how Susquehanna...