At first, there was an interview with HR conducted by phone, and then various managers scheduled the following interviews (general interview and several case studies). The final decision arrived promptly.
I applied online. The process took 2 months. I interviewed at UBS
Interview
Applied online via their website. Process took 2 months. 2 stage video interview: first with hiring manager (1hr), then with technical expert (1.5hr). Atmosphere was pretty informal due to it being video call.
Interview questions [1]
Question 1
What's the complexity of accessing an element in a hash table? How would you design a trading system if your main concern is memory management?
40 min Interview via phone call with the line manager of the department. A lot of personal questions and pressure to understand why i was applying to that specific company and why for that position.