No. No EU no EEA. Hard brexit. "European continent" has nothing to do with the .eu domain, which is restricted to EU citizens and businesses.
The website says European not EU. UK is without much doubt in europe.
> You can register and use a .eu domain if you are an EU or EEA citizen regardless of where you live, a resident in the European Union or European Economic Area, or a business or organization established within the EU/EEA.
UK is neither.
The company itself is located in all of those essentially (Sweden), what seems to be located in UK is the "datacamp" thing.