To be an EU public servant, you need a PhD. Many, many of them have “fake” PhDs, written by PhD candidates for money. How do I know? I used to date a girl that was writing one for an EU servant.
And yes, there is plain corruption. Look at Mario Draghi that overlooked Greece's false debt accounting at Goldman Sachs (GS) and then became president of the ECB. Or Emmanuel Barroso, that went swiftly to work at GS after his mandate. Or the commissioner on digital economy that went to work for Uber. That's corruption.