Swan International I think is using local banks so you don't have to pay over swift exorbitant fees. Maybe I am wrong, but worth trying a question to them.
Yes, I use it few times. Vouched.

DarthCoin

Thanks, I will have a go with Swan. Though I worry about the international bank transfer fees. 

Have you heard of pocketbitcoin?

stackernews_9inky

bitcoin

Best DCA service for the U.K?

I would say Swan International.
But here you have some places vouched by the Bitcoin community a simple list:
https://darthcoin.substack.com/p/from-where-can-i-get-some-bitcoins