I applied online. The process took 6 months. I interviewed at Moody's (London, England) in Feb 2019
Interview
Online CV
30 mins phone interview with manager and recent graduate
3x online tests
Assessment day including 1 hour written test and interview with 2 people
They did not ask anything especially difficult - no technical questions. The structure of the interview with the same clichéd questions for all candidates made it hard to stand out.