Citadel Securities

HQ
Miami, Florida, USA
Total Offices: 16
1,900 Total Employees
Year Founded: 2002
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Articles about Citadel Securities

Featured Articles

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Olivia McClure Olivia McClure
Published on September 25, 2025

How Citadel Securities' Early Careers Technology Program Unlocks Growth, Impact and Career Paths

Learn how the program at the market maker allows early-career technologists to jumpstart their professional growth journeys and make an immediate impact.

Ellen Glover Ellen Glover
Updated on October 17, 2025

22 Engineering Companies in Singapore to Know

Singapore is a hub for some of the top engineering companies in the world.

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Ellen Glover Ellen Glover
Updated on January 13, 2025

20 IT Companies in Singapore to Know

These top IT companies have offices in Singapore.

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Olivia McClure Olivia McClure
Updated on September 25, 2025

How Citadel Securities' Early Careers Technology Program Unlocks Growth, Impact and Career Paths

Learn how the program at the market maker allows early-career technologists to jumpstart their professional growth journeys and make an immediate impact.

Photo: Citadel Securities
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Cathleen Draper Cathleen Draper
Updated on April 10, 2025

32 NYC Companies to Watch This Spring

What makes these NYC tech companies stand out from the crowd? Built In NYC highlights the perks and culture of 32 flourishing companies this spring.

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Cathleen Draper Cathleen Draper
Updated on April 08, 2025

Take Note: 21 Chicago Companies to Watch This Fall

From fast-growing startups to established firms with hefty benefits, here’s a rundown of Chicago’s most noteworthy people-first organizations to keep an eye on.

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Brigid Hogan Brigid Hogan
Updated on April 23, 2024

Summer Tech Watch: 26 National Enterprises to Know

As summer is heating up, so too is the nation’s tech scene. Check out 26 enterprises that reward their employees with standout perks and benefits.

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Ellen Glover Ellen Glover
Updated on October 17, 2025

22 Engineering Companies in Singapore to Know

Singapore is a hub for some of the top engineering companies in the world.

Image: Shutterstock
Ellen Glover Ellen Glover
Updated on January 13, 2025

20 IT Companies in Singapore to Know

These top IT companies have offices in Singapore.

Image: Shutterstock

Recently posted jobs

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Software Engineer in Test (SDET)

22 Hours AgoSaved
In-Office
New York, NY, USA
Information Technology • Software • Financial Services
As a Software Engineer in Test, you'll build automation frameworks, develop testing scenarios, and work cross-functionally to enhance a trading platform's reliability and performance.
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Citadel Securities

Senior Research Engineer (Data)

22 Hours AgoSaved
In-Office
Miami, FL, USA
Information Technology • Software • Financial Services
Senior Research Engineers at Citadel Securities curate large-scale data, automate pipelines, develop schemas, and collaborate with researchers to enhance data-driven business outcomes.
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Citadel Securities

Expression of Interest - University Graduate (Australia)

22 Hours AgoSaved
In-Office
Sydney, New South Wales, AUS
Information Technology • Software • Financial Services
Citadel Securities is inviting university graduates to express their interest for upcoming graduate opportunities in Quantitative Trading, Research, and Engineering.
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