Citadel Securities
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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.
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Employee Reviews
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.
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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.
Recently posted jobs
Information Technology • Software • Financial Services • Quantitative Trading
Software Engineers at Citadel develop software solutions for trading platforms, optimizing performance and functionality, and support trading activities.
Information Technology • Software • Financial Services • Quantitative Trading
Design, build, test, and maintain scalable regulatory reporting applications and data pipelines. Translate regulatory requirements into technical solutions, investigate reporting exceptions, reconcile data, optimize processing frameworks, and support the full software development lifecycle with monitoring and automation.
Information Technology • Software • Financial Services • Quantitative Trading
Translate mathematical models into ultra-low latency implementations, optimize trading algorithms, and develop high-performance C++ systems for real-time trading.
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.
