>>“It’s a paradox,” said Valentin Bote, head of research in Spain at Randstad, a recruitment agency. “The unemployment rate is too high. Yet we’re seeing some tension in the labor market because unemployed people don’t have the skills employers demand.

There's no real paradox there. Employment of young people, and therefore normal career progression for that cohort, essentially shut down for 6-8 years. Now the pipeline is a little empty.