London
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Current or Most Recent Employer
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Attach a Resume (.docx,.doc,.pdf,.txt - max 10MB file size).
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Education History
College / University / School
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Degree
- Select-AssociateBachelorsCertificateDiplomaDoctoratePost-DoctorateMastersJ.D.M.D.LL.M.Other- Select-
- Associate
- Bachelors
- Certificate
- Diploma
- Doctorate
- Post-Doctorate
- Masters
- J.D.
- M.D.
- LL.M.
- Other
Major
- Select-Computer ScienceEngineeringMathematicsPhysicsEconomicsFinanceBusinessStatisticsOther- Select-
- Computer Science
- Engineering
- Mathematics
- Physics
- Economics
- Finance
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-Select -4.05.00-100-Select -
- 4.0
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- 0-100
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Additional Questions
If you completed an internship this summer, please indicate whether you received a return offer:
Yes
No
Are you in any late stage processes with competing companies, including offer stage?
Yes
No
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Do you now, or will you in the future, need sponsorship from an employer to obtain, extend, or renew your authorization to work in the country this job is posted in?
-- Select --YesNo -- Select --
- Yes
- No
Our signature internship program takes place June through August. Occasionally, we can be flexible to other times of the year. Please indicate your preferences below:
June - AugustSeptember - DecemberJanuary - April
Do you have family members that are currently employed at Citadel or Citadel Securities?
-- Select --YesNo -- Select --
- Yes
- No
Please select any additional roles you would be open to being considered for.
Fundamental AnalystQuantitative Research AnalystTrader
Please share any relevant links that showcase your academic or technical work (e.g., GitHub, Google Scholar, LinkedIn, personal website).
X
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Please select your top two preferred coding languages for interviews:
Preference 1
-- Select --C++PythonJavaJavaScriptTypeScript-- Select --
- C++
- Python
- Java
- JavaScript
- TypeScript
Preference 2
-- Select --C++PythonJavaJavaScriptTypeScript-- Select --
- C++
- Python
- Java
- JavaScript
- TypeScript
In 150–300 words, share a story or experience that reflects who you are as a candidate. Possible topics:
• A challenge you've faced
• A passion of yours
• An achievement you're proud of
Pick one of these or another that best represents you.
Citadel is an equal opportunity employer. The company prohibits discrimination in employment and advancement opportunities on the basis of race, religious creed, color, national origin, citizenship status, ancestry, disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, or military or veteran status, or any other legally protected status or characteristic under applicable federal, state, provincial, or local law. It also prohibits unlawful discrimination based on the perception that anyone has any of those characteristics, or is associated with a person who has or is perceived as having any of those characteristics.
For Massachusetts applicants: it is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
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At Citadel, 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 system 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.
As an intern, you’ll get to challenge the impossible in technology through an 11-week program that will allow you to collaborate and connect with senior team members. In addition, you’ll get the opportunity to network and socialize with peers throughout the internship.
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
- Bachelor's, master's or PhD in computer science, computer engineering or related fields
- 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 may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available.
About Citadel
Citadel is one of the world’s leading alternative investment managers. We manage capital on behalf of many of the world’s preeminent private, public and nonprofit institutions. We seek the highest and best use of investor capital in order to deliver market leading results and contribute to broader economic growth. For over 30 years, Citadel has cultivated a culture of learning and collaboration among some of the most talented and accomplished investment professionals, researchers and engineers in the world. Our colleagues are empowered to test their ideas and develop commercial solutions that accelerate their growth and drive real impact.
Start Application
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Personal Information
First Name
Last Name
Preferred Name
Phone Number
Current or Most Recent Employer
×
Attach a Resume (.docx,.doc,.pdf,.txt - max 10MB file size).
Choose A File
Education History
College / University / School
×
Degree
- Select-AssociateBachelorsCertificateDiplomaDoctoratePost-DoctorateMastersJ.D.M.D.LL.M.Other- Select-
- Associate
- Bachelors
- Certificate
- Diploma
- Doctorate
- Post-Doctorate
- Masters
- J.D.
- M.D.
- LL.M.
- Other
Major
- Select-Computer ScienceEngineeringMathematicsPhysicsEconomicsFinanceBusinessStatisticsOther- Select-
- Computer Science
- Engineering
- Mathematics
- Physics
- Economics
- Finance
- Business
- Statistics
- Other
GPA
GPA Scale
-Select -4.05.00-100-Select -
- 4.0
- 5.0
- 0-100
Start Date
Graduation Date
X
Add Education
Additional Questions
If you completed an internship this summer, please indicate whether you received a return offer:
Yes
No
Are you in any late stage processes with competing companies, including offer stage?
Yes
No
Add Competing Process
Do you now, or will you in the future, need sponsorship from an employer to obtain, extend, or renew your authorization to work in the country this job is posted in?
-- Select --YesNo -- Select --
- Yes
- No
Our signature internship program takes place June through August. Occasionally, we can be flexible to other times of the year. Please indicate your preferences below:
June - AugustSeptember - DecemberJanuary - April
Do you have family members that are currently employed at Citadel or Citadel Securities?
-- Select --YesNo -- Select --
- Yes
- No
Please select any additional roles you would be open to being considered for.
Fundamental AnalystQuantitative Research AnalystTrader
Please share any relevant links that showcase your academic or technical work (e.g., GitHub, Google Scholar, LinkedIn, personal website).
X
Add Link
Please select your top two preferred coding languages for interviews:
Preference 1
-- Select --C++PythonJavaJavaScriptTypeScript-- Select --
- C++
- Python
- Java
- JavaScript
- TypeScript
Preference 2
-- Select --C++PythonJavaJavaScriptTypeScript-- Select --
- C++
- Python
- Java
- JavaScript
- TypeScript
In 150–300 words, share a story or experience that reflects who you are as a candidate. Possible topics:
• A challenge you've faced
• A passion of yours
• An achievement you're proud of
Pick one of these or another that best represents you.
Citadel is an equal opportunity employer. The company prohibits discrimination in employment and advancement opportunities on the basis of race, religious creed, color, national origin, citizenship status, ancestry, disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, or military or veteran status, or any other legally protected status or characteristic under applicable federal, state, provincial, or local law. It also prohibits unlawful discrimination based on the perception that anyone has any of those characteristics, or is associated with a person who has or is perceived as having any of those characteristics.
For Massachusetts applicants: it is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Checking your Browser…
Verifying...
Stuck? Troubleshoot
Success!
Verification failed
Troubleshoot
Verification expired
Refresh
Verification expired
Refresh
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Cloudflare, opens in a new tab
At Citadel, 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 system 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.
As an intern, you’ll get to challenge the impossible in technology through an 11-week program that will allow you to collaborate and connect with senior team members. In addition, you’ll get the opportunity to network and socialize with peers throughout the internship.
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
- Bachelor's, master's or PhD in computer science, computer engineering or related fields
- 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 may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available.
About Citadel
Citadel is one of the world’s leading alternative investment managers. We manage capital on behalf of many of the world’s preeminent private, public and nonprofit institutions. We seek the highest and best use of investor capital in order to deliver market leading results and contribute to broader economic growth. For over 30 years, Citadel has cultivated a culture of learning and collaboration among some of the most talented and accomplished investment professionals, researchers and engineers in the world. Our colleagues are empowered to test their ideas and develop commercial solutions that accelerate their growth and drive real impact.
Start Application
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International Internship - Dublin
Dublin

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London, Dublin, New York, Bangkok, Madrid, Melbourne

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