Citadel·Quantitative Researcher

Citadel Quantitative Researcher interview experience

No offer

Hard

Positive

United StatesPosted Sep 2025 · Candidate report, summarized by Dataford

I got invited to a first online interview that lasted about an hour.

It started with questions about my CV, and then it shifted directly into problem solving. The technical mix covered probability, statistics, and coding, and the format felt like they were testing whether I could translate my background into clear reasoning while working through questions.

In another interview with a similar feel, we started with my background and then immediately moved into technical questions. I was asked a probability problem, a stats question, and an algorithm question, and the overall difficulty felt doable. Still, I remember not answering everything well, and that stuck

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