> ECTS scoring is nowadays awarded to every degree that is obtained in a country that is a signatory to the Bologna accord

It seems that ECTS is indeed useful to those who move internationally between institutions during a course of study (Erasmus and similar).

I'm struggling to detect much of a use case once a qualification is achieved and someone's looking for work.

> To answer your question, it is an established standard

OK, but so is Esperanto :)