The process took 3 months. I interviewed at GSK (Stevenage, England) in Jan 2016
Interview
The interview process was straight forward, relaxed and informal which helped a lot. Just waiting on word back. Also I think it helps to read up on their recent publication.
Interview questions [1]
Question 1
General level 1 and 2 organic questions, nothing complicated if you have a 2:1 or above