Stafford joins Microsoft from Dennis Publishing, where he was creative director. Prior to Dennis he was creative director at Emap.
Stafford will be based in Microsoft’s London office and will report to James Hayr, head of advertising solutions.
He will be part of a specialist team intended to work in partnership with agencies, to create campaigns across Microsoft properties which include Windows 8, Skype, Xbox and Bing.
Microsoft rolled out its advertising platform for Windows 8 in November with Sky, Lloyds and Vodafone as the first advertisers to run campaigns on it.