Contemporary UK News databases
Within the News section in WestlawNext a component for International News is included; there is a link for United Kingdom.
Newspapers in this section include Belfast Telegraph, Daily Express, Daily Mail, Daily Mirror, Daily Star, Daily Telegraph, Economist, Evening Standard, Guardian, Herald, Independent, Independent on Sunday, International New York Times, Mail on Sunday, Observer, Scottish Daily Mail, Scottish Mail on Sunday, Scotsman, Sky News, Sunday Herald, Sunday Mirror, Sunday Telegraph, The Telegraph Online, Western Mail. Available years are 1995-current.
Other options in this section include UK Wires and UK Magazines.
Another database to consider is Academic Search Premier.
While not focused on the UK it is certainly a resource to be searched using “United Kingdom” as a search term combined with other subject terms.