Katkat
Onsite

Jane Street Software Engineer interview: final onsite mattered most

Jane StreetSoftware Engineer · Onsite · Jul 2026

I started with a virtual round and then moved to an onsite. The questions blended coding with system-design-style work, but they emphasized real-world systems more than academic exercises. By the onsite, it was clear that this was the most important stage and that the bar was highest there. I did not perform well enough in that final stage to move forward. The process was intense, and my main tak…

Shared by a candidate · reported Jul 2026. Interview formats change; use it as a guide, not a script.