Not so fast, I'm in the UK too and I vehemently disagree with this ridiculous idea. In fact it would make more sense to move the other way (lighter earlier) given our latitude. But really there's no need to monkey about with the clocks.
For most people that would mean the sun shining for even longer before they get up, and it being dark by the time they leave work for more of the year. It would also save 80 lives and 212 serious injuries a year acording to ROSPA, The move also has popular support with 63% of Londoners and 56% of people in Scotland would support staying on BST year round.