I applied online. The process took 3 weeks. I interviewed at Citadel (Miami, FL) in Feb 2024
Interview
Interview Process included a lot of math-based tasks, making you have to solve problems in fast amounts of time. This simulates the market in which you’ll be in. There is a lot of competition in the process, with you being put against other applicants in some interviews
Interview questions [1]
Question 1
Their biggest determining factor in whether or not you get the interview is whether or not you’re able to solve a lot of math problems. These math problems are indicative of whether or not you’re able to make calculations real time regarding the market.
After submitted your CV and other personal background (education, working experiences, etc.), followed the CV screening and then interviews, it covers the basic probability, pretty much nothing was taught in uni level.
Interview questions [1]
Question 1
What is the prob of getting a straight without same colour
I applied online. The process took 3 weeks. I interviewed at Citadel (Chicago, IL) in Sep 2022
Interview
Begins with some phone interviews before an onsite interview day. Most of the questions asked in the interviews were probability and game theory based. The in person interviews involved more market making games, plus harder probability questions.
Interview questions [1]
Question 1
Arrange the numbers from 1 to 5 on a circle randomly. What is the expected number of numbers that are greater than both its neighbors?
Quantitative Trading Intern applicants have rated the interview process at Citadel with 4 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 50% positive. To compare, the company-average is 46.4% positive. This is according to Glassdoor user ratings.
Candidates applying for Quantitative Trading Intern roles take an average of 21 days to get hired, when considering 2 user submitted interviews for this role. To compare, the hiring process at Citadel overall takes an average of 20 days.
Common stages of the interview process at Citadel as a Quantitative Trading Intern according to 2 Glassdoor interviews include:
IQ intelligence test: 20%
Phone interview: 20%
One on one interview: 20%
Skills test: 20%
Background check: 10%
Personality test: 10%
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