Citadel Interview Questions
Updated Dec 4, 2023
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Interviews at Citadel
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- Intern (22)
- Trader (22)
- SWE Intern (18)
- Quantitative Research Analyst (14)
- Quant Researcher (14)
- Internship (13)
- Software Developer (13)
- Software Engineering Intern (13)
- Software Engineer Intern (10)
- Financial Technology Associate (10)
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- Quant Research Intern (9)
- Associate (7)
- Senior Software Engineer (6)
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- Software Engineering (5)
- Quantitative Research (5)
- Trading (5)
- Software Engineer New Grad (5)
- Software Developer Intern (4)
- Trader Intern (4)
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- Quantitative Researcher Intern (4)
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Anonymous Interview Candidate in London, England
I interviewed at Citadel (London, England)
Received an assignment, I didn't it 100% correct. Been waiting for feedback for so long then probably position wasn't open anyomore, just wasted time. I don't knwo who was responsible for my application but it's definitely his fault.
- Coding 2 assignments for couple h
Anonymous Interview Candidate
I interviewed at Citadel
Was sent a hacker rank technical interview to do in 90 minutes. Answered one out of two questions correctly. The questions were very math heavy. Received an email back a few days later.
- Deeply mathematical coding interview questions
What people are saying about Citadel
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Anonymous Interview Candidate
I interviewed at Citadel
Quite straightforward. Had the round with HR but got rejected after that. It was pretty interesting and I could see that they operate with efficiency and really look for the best talent.
- Why do you want to leave your current employer?
Anonymous Interview Candidate
I interviewed at Citadel
The interviewers were often late, which shortened the duration of the interview. HR were typically unresponsive to emails. The details of the interview were often given at the last moment.
- Commons algorithms and DS questions.
Anonymous Interview Candidate in New York, NY
I interviewed at Citadel (New York, NY)
First there was an interview with a HR, then a phone interview with a hiring manger. Finally onsite interview with a few researchers. First there was an interview with a HR, then a phone interview with a hiring manger. Finally onsite interview with a few researchers.
- Resume questions. Some technical questions on statistics
Anonymous Interview Candidate
I interviewed at Citadel
We start with a short introduction of projects I worked on, then I was asked to code up a game. The interviewer seems slightly disinterested when I was doing my implementation, so he was probably hoping for some sophisticated insight.
- Tell me about a project you worked on.
Anonymous Interview Candidate
I interviewed at Citadel
Straightforward technical question - was completely technical and might've totally flopped if I hadn't taken a data-structures class (definitely review leetcode problems!). I was allowed to use a few standard languages (python, C++, etc...)
- Find median of a moving window of X size across a set of numbers N (N can be very very large) efficiently.
Anonymous Interview Candidate in Chicago, IL
I interviewed at Citadel (Chicago, IL)
Got an OA. Passed it, Then got Technical interview. Got rejected at this stage. It is what it is. Best of luck to others. Prep for resume questions properly as they will grill you on it
Anonymous Interview Candidate in New York, NY
I interviewed at Citadel (New York, NY)
The first round was a technical interview with a trader which focused on some probability questions out of the green book. Fairly straightforward but didn't progress further in the process
- Why would you like to work for us
Anonymous Interview Candidate
I interviewed at Citadel
First round phone interview. They will call you for about ~30min by someone not necessarily in the office location you chose. Introduce yourself + probability questions. Read the Green book should be okay.
- Flip a biased coin, find probability of success of HH
Citadel Interviews FAQs
Glassdoor users rated their interview experience at Citadel as 46.2% positive with a difficulty rating score of 3.32 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Graduate Software Engineer and Junior Trader rated their interviews as the hardest, whereas interviews for Network Engineer and Senior Software Developer roles were rated as the easiest.
The hiring process at Citadel takes an average of 18.79 days when considering 668 user submitted interviews across all job titles. Candidates applying for Associate had the quickest hiring process (on average 1 day), whereas Portfolio Manager roles had the slowest hiring process (on average 180 days).
Common stages of the interview process at Citadel according to 668 Glassdoor interviews include:
Phone Interview: 26.59%
One on One Interview: 22.16%
Presentation: 13.87%
Skills Test: 12.52%
Background Check: 5.97%
IQ Intelligence Test: 4.72%
Drug Test: 4.14%
Personality Test: 3.95%
Group Panel Interview: 3.85%
Other: 2.22%
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