I interviewed at Citadel Securities (New York, NY)
Interview
Needed to pass a math test online with something around 15 questions. Mainly brainteasers and probability questions. Then I had an interview with a junior with market making questions like make a market on square root of ... Then a few probability questions and behavioral questions.
Interview questions [1]
Question 1
What is the square root of x with x a random value
Online interview with behavioural and probability questions. The interviewers were very friendly and made the process comfortable. Overall, it was a positive experience and felt fair in both structure and difficulty.
I applied online. I interviewed at Citadel Securities (Sydney) in Apr 2026
Interview
It was a 45 minute online interview on Zoom. First half was on behavioural questions. Second half was a small market making game. The interviewer was professional and friendly. Overall good experience.
I applied online. The process took 4 weeks. I interviewed at Citadel Securities (Sydney) in Mar 2026
Interview
Classic tell me about yourself question, then a market making question. Interview also probed me a few questions about my resume. The whole interview took about 30 minutes with just 1 market making question