J'ai passé un entretien chez Jane Street (Londres, Angleterre)
Entretien
Applied online, the interview process consists of Three rounds of online interview, and one day of assessment Center. The process takes around 1 month total, all interviewers are super friendly.
J'ai postulé en ligne. J'ai passé un entretien chez Jane Street (Londres, Angleterre) en janv. 2026
Entretien
I did a Zoom interview.
The interveiwer was kind and asked me some probability questions.
I stumbled a bit but answered correctly in the end. However, I didn't get an offer so maybe they want someone who answers straight away.
Questions d'entretien [1]
Question 1
Startegy of changing a line.
Is this a realistic strategy? What would change in the real world?
J'ai passé un entretien chez Jane Street en janv. 2026
Entretien
Technical interview round 1 and 2. Two math problems/brain teasers. Round 1 is easy, but round 2 becomes more challenging. Problems are well designed with multiple follow ups. Interviewer super friendly and nice. Great people and nice culture.
J'ai postulé en ligne. J'ai passé un entretien chez Jane Street
Entretien
Very friendly interviewer and relatively easy questions. Quite organised in their interview process, with clear guidelines as to how to approach the interview. Focus is to explain the rationale and not just get the correct answer.
Questions d'entretien [1]
Question 1
Probability of raining on sunday or saturday based on individual probabilities. Give upper and lower bounds on the probability of the union.