I applied through a recruiter. The process took 2 weeks. I interviewed at Barclays in Oct 2010
Interview
3 step interview process: phone screening, assessment center, phone call with a Director (mostly a formality after you passed first two). Standard technical interview, goes pretty deep into technical details (if makes sense given candidate's answers to the basic questions)
Interview questions [1]
Question 1
Why do you want to work for Barclays? What do you know about stock market? What do you know about Barclays?
I applied through an employee referral. The process took 2 weeks. I interviewed at Barclays (Hongkong) in Jun 2011
Interview
informational interviews with different team heads, mostly focused on why you would like to build a career in the firm at the position you apply for. also some technical questions such as the understanding of the industry trends and regulation changes etc