OA: Sequences or 80 in 8 (foggy memory), 3 Zap-N games, beat the odds probability questions (90 secs per question, 30 questions). Most of the screening happens here.
One round of interview: Behavioural with HR online.
I applied online. I interviewed at Optiver (Amsterdam)
Interview
Just 1 round of HR screening, all of them were behavioural questions including background, why do you apply to this programme, past internships, biggest mistake, what would you have done differently etc