Yes technically it’s possible but I was told my a Swiss accountant “just don’t bother trying unless you can get a European passport - if you can”
This is from personal experience. As odd as it sounds Brexit really affected business ( always thought it was posturing) I can’t imagine what it did to mega corps etc
Just thought I’d share my xp
That’s how visas work in most of the world.
I’m curious now, did you vote for it and not expect this? It doesn’t sound odd at all, it is exactly what everyone said would happen other than people promoting Brexit as some form of nationalism/pride movement.