> I'm certain it's worked well in other countries, but I have zero trust in the UK government to handle this responsibility.

This commenter may sound like a paranoid person (and may very well be, I don't know them) but read about the way the UK government handled an IT error in post office accounting software. Someone living there has good reason to not trust the powers that be.

https://en.wikipedia.org/wiki/British_Post_Office_scandal