I applied online. The process took 4 weeks. I interviewed at DRW (London, England) in Nov 2022
Interview
Applied then received OA Python assignment the next day, of intermediate difficulty . Once passed, I did a call with HR, then 2 rounds of interviews with Traders. The whole process lasted 4 weeks, feedback was given quickly after each round.
Interview questions [1]
Question 1
Main topics : Options (greeks and P&L), brain teasers on probabilities (dice, expectations, Bayes formula)