In his new job he will work across the Treasury and the Department for Business, Innovation and Skills.
He will be in charge of implementing plans for a £6-a-year levy on all phone lines to pay for faster broadband networks. Under Carter's proposals, all homes in the UK will have access to broadband by 2012. He will also bring a Digital Economy bill before parliament in the autumn.
The Guardian reports that Timms is being brought in to try and regain some of the momentum drummed up by Carter's Digital Britain. The drive behind the report's recommendations is said to have wilted since Lord Carter announced he would be stepping down shortly before it was published.