Jane Street·Software Engineer

Jane Street Software Engineer interview experience

No offer

Hard

Neutral

United StatesPosted Jul 2025 · Candidate report, summarized by Dataford

I applied online and didn’t do any OA.

The process kicked off with a live coding technical round with a software engineer. The prompt was longer than a typical LeetCode-style question and skewed into market and stock territory, so it felt more like a “build the right solution” task than a memorized pattern.

After that, I moved to an all-day onsite that was structured into multiple interviews. I had two coding interviews and also went through a design round and a deeper technical deep dive. There was also an optional manager touchpoint, and overall the recruiter experience and the interviewers felt supportive and

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