Citadel Securities

Software Engineer - 2025 University Graduate (Europe)

Posted 9 Days Ago

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London, Greater London, England

Entry level

Information Technology • Software • Financial Services

We embrace bold ideas and seize opportunities others don’t, from the way we operate to the strategies we deploy.

The Role

As a Software Engineer at Citadel Securities, you will develop high-performance tools and platforms that support trading strategies and create resilient technology in a fast-paced environment. You will collaborate with small teams to build advanced analytics systems using innovative techniques.

Summary Generated by Built In

Job Description
At Citadel Securities, our engineers work in small teams to turn the best ideas into high-performing and resilient technology. With short development cycles, work rapidly goes into production. As an engineer, you can create systems architectures, develop platforms and build web frameworks. You'll have access to state-of-the-art tools and apply innovative techniques including distributed computing, natural language processing, machine learning and more.
Your Objectives:

Create technological tools that bring trading strategies to life
Develop high-performance, large data research platforms
Work in small teams to build the future of finance

Your Skills & Talents:

Degree in Computer Science, Computer Engineering or related fields (Bachelor's, Master's, PhD)
Exceptional programming and design skills
Strong analytical skills and familiarity with probability and statistics
Ability to communicate effectively in a collaborative, complex and highly technical team environment
Intellectual curiosity and passion for solving challenging problems using technology

Opportunities available in London.
About Citadel Securities
Citadel Securities is the next-generation capital markets firm and a leading global market maker. We provide institutional and retail investors with the liquidity they need to trade a broad array of equity and fixed income products in any market condition. The brightest minds in finance, science and technology use powerful, advanced analytics to solve the market's most critical challenges, turning big ideas into real-world outcomes.

Top Skills

Programming

What the Team is Saying

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The Company

HQ: Miami, FL

1,900 Employees

On-site Workplace

Year Founded: 2002

What We Do

Citadel Securities is the next-generation capital markets firm. Our work is powered by the deepest integration of financial, mathematical and engineering expertise. Combining deep trading acumen with cutting-edge analytics and technology, we at Citadel Securities deliver critical liquidity to the world’s most important financial institutions—while helping shape the global markets of tomorrow.

Why Work With Us

We do not accept the status quo and we are constantly looking to achieve what others think is impossible. That’s true not just in our careers, but also in our communities.