Offered graduate role after internship experience. Internship interview process was a phone interview, 2 case interviews in first round with juniors, 1 case in second round with a principal or above.
15min phone call, 3x 1 hour online case study, Maths exam, 3x 1 hour in person case study
Difficult and extensive process. Phone interview 3 x Case interviews for round 1 + maths exam for first round 2 x Case interviews and 1 x behavioural for second round