[TheOtherHobbes]

Of course there are, because C1/C2 is equivalent to professional fluency. You're going to need that if you're working in (say) law or management.

But that's - what - the top 5% of jobs?

[ben_w]

The case I had in mind was “lead software dev”. Quite a lot of local job ads — even in software — very definitely require better German than I have.