You send your resume, then there are LeetCode-style questions for the take-home assessment.
After that, there is an interview where details of C++ are asked.
Following that are other interviews that I did not attend.
3 LeetCode mediums + 1 LeetCode hard for the initial interview.
The following metrics were computed from 1 interview experience for the Hudson River Trading C++ Core Developer role in London, United Kingdom.
Hudson River Trading's interview process for their C++ Core Developer roles in London, the United Kingdom is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Hudson River Trading's C++ Core Developer interview process in London, United Kingdom.