Sulphur Beetle Cteniopus sulphureus
Judging from other photos online this species is typically paler yellow than this one. Mine was found in the dunes at Burnham Overy - in Norfolk the vast majority of records seem to be either from the Brecks or the north coast.
 (2).JPG)
 (3).JPG)
 (1).JPG)
Sulphur Beetle Cteniopus sulphureus, Burnham Overy Dunes (Norfolk, UK), 26th June 2017