All Teams

Citadel Securities The Next-Generation Capital Markets Firm

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

At a glance

take time to socialize

A team motto is, "Whatever we do, we do to the utmost." Box seats for athletic events. Rooftop yoga. There are always opportunities to get to know fellow colleagues better.

care for your health

Benefits cover all aspects of team members’ physical and mental health, from fitness subsidies and wellness initiatives to mindfulness programs and telehealth.

realize your full potential

From day one, team members have the chance to learn and grow at an exceptional pace. Those who are ambitious and take initiative easily find new opportunities that push them even further.

join exceptional talent

The brightest minds in finance, mathematics and technology solve consequential problems at Citadel Securities. Team members drive operational excellence and help create more dependable global markets.

Inside Our Work


A place to take ownership

Markets move fast. Citadel Securities’ engineers build innovative tools and distributed systems that keep its business nimble and responsive — operating with high reliability in real time. The company works in small teams, partnering with researchers and traders to solve complex problems at scale. Teams move quickly from idea to implementation, and the markets deliver swift feedback.

profile

Josh Woods

CTO

There is no artificial limitation placed on how fast you can grow or what you can achieve.


Work among extraordinary colleagues

Dmitry loves the markets. His willingness to approach seemingly impossible feats as opportunities makes him a culture carrier and leader. His contributions propelled his rise from individual contributor to head of options technology within four years.

profile

Dmitry

Head of Options Technology

I look at things that are impossible, and they get me excited.

12 Hours AgoSaved
In-Office
Sydney, New South Wales, AUS
Information Technology • Software • Financial Services
The role involves building and supporting a trading platform, designing and deploying software solutions, and solving complex problems in a trading environment.
12 Hours AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
The Machine Learning Researcher will conduct research and development in machine learning for options trading, owning the full lifecycle from design to deployment, and leveraging large datasets to create impactful models.
YesterdaySaved
In-Office
New York, NY, USA
Information Technology • Software • Financial Services
The AI Data Engineer will develop AI tools, automate processes, and collaborate with teams to scale AI solutions across the firm. Responsibilities include building systems, prototyping solutions, and ensuring quality in AI-generated outputs.