I applied through a recruiter. The process took 4 weeks. I interviewed at Citi in Jan 2013
Interview
Long interview process, four rounds, 2 face to face and 2 telephonic.
Interview questions [1]
Question 1
C# .NET 3.5 multithreading. It was a question on locking and design. The interviewer was more interested in me defending my answer than the actual answer.