Yes, however as an 'unverified' user you'll have initial limits on the amount you can send, receive and withdraw from your UK PayPal account.
Do I need to verify my account before I can accept or withdraw donations from my account?
What are the Payment Services Directives and Strong Customer Authentication?
Why do I need to confirm my identity? (CIP)
What does it mean to confirm my bank instantly?
What is PayPal.Me?