He does not to be a resident of the UK. I know someone who is illegal, divorced her spouse, this was granted, finally got married.
The problem is the divorce is not valid under Phil. law

Quote Originally Posted by johncar54 View Post
I believe a person needs to be resident in UK before they can get a divorce in the UK courts. A person on a visitors visa would not be resident.

However, if person obtains a divorce in any country I can't see why it should not be legally recognised in any other country. I was divorced in UK and married in Phil !