Trading Systems Engineer Graduate: 2027 (Dublin)

SIG Susquehanna; Dublin; On-site; EUR 20,000 - 33,000; Full time

Benefits offered by this job

Accommodation provided

Free onsite catering

In-house gym

Games room

Weekly social events

Job summary

Susquehanna in Dublin is seeking Class of 2027 graduates for our August 2027 internship program. You will work on high-performance, low-latency C++ systems and data-driven research alongside senior engineers.

The program begins with a multiweek education designed to build a broad understanding of your role in quantitative trading. After completion, you’ll be placed on a trading team aligned with your interests and background for a strong start to your career.

Qualifications

• Master’s or bachelor’s student in final year in a quantitative/STEM field (e.g., CS, CE, Math, Data Science).
• Strong software development skills in C++, C, or Rust with Python experience.

Responsibilities

• Contribute to trading systems engineering and low-latency C++ strategy development.
• Work on high-performance C++ libraries enabling large-scale quantitative research and data processing.
• Collaborate with senior developers to build reliable, performant trading systems.
• Participate in a multiweek education program before joining a trading team.

Skills

C++

Rust

C

Python

Quantitative reasoning

Analytical skills

Problem solving

Education

STEM degree (CS/CE/Math/Data Science)

Tools

GIT

Linux

Job description

Overview

Susquehanna is seeking talented graduates to join their growing Dublin office in August 2027.

As a trading system engineer, you'll work in a computationally intensive role that will allow you to use your strong technical skills to solve problems at the intersection of trading and technology.

You will have the chance to work on challenging engineering problems across our trading teams in areas such as trading systems engineering, low-latency C++ strategy development, and high-performance C++ libraries that enable large-scale quantitative research and data processing. You’ll work on the desk side by side with senior developers who understand the nuances of building performant, reliable systems for complex trading strategies.

You will begin with a comprehensive education program designed to build a broad understanding of the role trading system engineers play across our trading teams. Once you complete the program, you’ll be placed on a trading team that aligns with your interests and background. This will give you the best preparation possible for a career in trading system engineering.

What we're looking for

Class of 2027:

You are a master’s or bachelor’s student in their final year of study, majoring in a quantitative and/or STEM discipline such as computer science, computer engineering, mathematics or data science for example.

Clear Communicator:

You enjoy building relationships with those you work closely with and are comfortable sharing ideas, expressing your thoughts, and listening to the views of others.

Ambitious:

You’re someone that enjoys setting personal goals and giving your all to achieve them. Be it in Arts, Sports, Academics, or another passion; you’re not afraid to put in the effort to reach your full potential.

Technically Proficient:

Strong software development skills in C++, C, or Rust, along with some Python experience. You will have exceptional quantitative, logical reasoning, and analytical skills.

Problem Solver:

When it comes tosolving problems, you use clear and sound reasoning. You’re rational and like to use numbers and data to come up with sensible solutions.

What's in it for you:

Education:

We are renowned for our market-leading education and training programmes. We will start off in a multiweek education program designed to give you a broad understanding of the spaces where quantitative strategy developers add value. Once you complete education, you’ll be placed on a trading team that aligns with your interests and background. This will give you the best preparation possible for a career in quantitative strategy development.

Collaboration:

You will get to work with a wide range of people in the classroom and through your project work; people who share a passion for mathematics, problem-solving, game theory, and technology.

Culture:

Weare notyour typical trading firm - o ur non-hierarchical, casual, and collaborative culture allows employees of every level to thrive, and we focus on continuous development,no matter how long y ou’ve been in Susquehanna.

Perks:

We offer a highly competitive compensation package to our graduates. Located in Ireland's Financial Services Centre, in the heart of Dublin's city centre, our office features free onsite catering, a games room, and a fully equipped in-house gym. Throughout the summer, interns enjoy weekly social events. For those joining us from outside Dublin, we also provide accommodation for the duration of the internship.

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.

Additional details

The interview process for this role will be a series of interviews including coding, mathematics, system design and behavioural interviews.

Susquehanna is an equal opportunity employer, and we are committed to diversity and inclusion throughout our recruitment process. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruitment process, please contact us.