Citadel Securities Research Analyst interview experience

No offer

Hard

Positive

CanadaPosted Dec 2025 · Candidate report, summarized by Dataford

I got started with a recruiter-style step and then a very straightforward technical interview.

The interviewer was friendly, and we did quick introductions before jumping into a live coding problem in Python. The coding was blended with basic statistics questions, and the round felt fair overall—I just ran out of time, which was the main thing that stuck with me.

In another similar flow, I had a short social chat first, then I was asked to explain my research: why I pursued it, what my goals were, what data science components were involved, and which methods I used. After that came a logic question, then a programming problem in Python (or whatever language I chose), and finally time

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