I applied online. The process took 3 weeks. I interviewed at Bayer (Düsseldorf) in Apr 2018
Interview
Online Application on Bayer Webpage
Fast Invitation to on-site Assessment Day at Bayer HQ in Leverkusen.
The Assessment Day includes usually 4 candidates and 4 activities: Group work which will be monitored by a jury, one individual CV interview, one interactive case and one individual case