Quant Researcher applicants have rated the interview process at Jane Street with 3.4 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 50% positive. To compare, the company-average is 63.8% positive. This is according to Glassdoor user ratings.
Candidates applying for Quant Researcher roles take an average of 12 days to get hired, when considering 10 user submitted interviews for this role. To compare, the hiring process at Jane Street overall takes an average of 17 days.
Common stages of the interview process at Jane Street as a Quant Researcher according to 10 Glassdoor interviews include:
Phone interview: 71%
Presentation: 14%
Skills test: 14%
Here are the most commonly searched roles for interview reports -
Phone interview calling from a current employee. The interviewer is pretty nice and kept giving hints along the process to guide me to solve the problem. The overall experience is good. Told me that their HR will contact me afterwards at the end of the whole interview. It took about one hour.
Interview questions [1]
Question 1
100 doors with $1 behind each door. Roll a 100-sided die 100 times and get the money behind the doors with the numbers you roll with the die. How much in expectation do you get?
I applied through a recruiter. The process took 4 weeks. I interviewed at Jane Street in Jan 2026
Interview
Recruiter reached out to me. Have a phone call with recruiter, then scheduled an interview a couple weeks later. First round was about probability and expected value. Second round was coding
its hard to receive the online assessment, and if u r rejected, probably it's life-time long freeze - changing email address wouldn't work they have ur data. After the OA, couple rounds of virtual then onsite.
Interview questions [1]
Question 1
see the tradermath, get to know almost everything. Could be ramdonly asked.
3 rounds of technical interviews, the two first rounds being very similar with probability questions, the third one involves a trading game that tests your intuition (more difficult, and doesn't have a nice closed ended formula, but you'll have to develop some strategy and intuition about winning the game)
Interview questions [1]
Question 1
Some probability questions and games involving probability and expectations