I was in the fifth round and was randomly emailed there was an issue in the first round and the process was terminated, after having wasted my time with multiple interviews afterwards.
J'ai passé un entretien chez Citadel (Londres, Angleterre)
Entretien
Online assessment with 3 coding questions on bfs and stacks etc.
First round on a simple coding question with some basic CS questions on top of it and also asked many CV questions and motivations
Did not proceed after this round
I had an HR screen where they asked about my experience at my previous company and to prepare for C++ to talk with the hiring manager. They asked about why I got laid off at my previous company.
Candidature
J'ai passé un entretien chez Citadel (Hong Kong)
Entretien
OA then phone interview, discussed about experience, coding rounds, and some open ended questions afterwards. The last 5 - 10 mins was for interviewee to ask questions back. Didn't pass this round :(