According to Wikipedia, citizens of United Kingdom can/must have biometric passports [doesn't imply retaining biometric information].
According to wikipedia, United Kingdom doesn't have a national identity card.
The national ID was abolished in the 50s by Churchill. During the early 21st century, there was a failed attempt to reinstate one. See also No2ID.net.
EFF:
Success Story: Dismantling UK’s Biometric ID Database
New Statesman, 2 February, 2015:
The hard line remained with pledges to install more CCTV cameras, an offer of a “new biometric ID scheme”, and promises to maintain the DNA database regime.