It's a HackerRank challenge at first. The question wasn't hard at all, so I don't remember it. After that, they organized a phone screen with a shared code pad. I believe an onsite interview follows. However, I didn't do well during the phone screen.
The following metrics were computed from 16 interview experiences for the Jane Street Software Engineer (Internship) role in United Kingdom.
Jane Street's interview process for their Software Engineer (Internship) roles in the United Kingdom is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Jane Street's Software Engineer (Internship) interview process in United Kingdom.