I applied online. The process took 3 weeks. I interviewed at Ipsos
Interview
The interview spanned across several phone calls. Over 3 or 4 successful phone interviews you are invited to a training day in which they say is the final review to see if you are fit for the position.
I applied online. The process took 4 weeks. I interviewed at Ipsos (Londres, Inglaterra) in Mar 2016
Interview
it was a twenty minute interview on the telephone with easy to answer questions - they were not interested in my qualifications or age which was nice but experience is handy when applying for part-time research like this...