Vodden will be responsible for developing creative and measurable social media and content solutions for OgilvyOne's clients.
He will work closely with Annette King, the chief executive of OgilvyOne London, and the agency's executive creative directors, Charlie Wilson and Emma de la Fosse.
At Wunderman, Vodden worked on clients including Ford, Pringles and Land Rover. Before that, he was the global head of social media at the Washington Post Group and the head of digital at the global recruitment specialists OS2i. He is also the founder and editor of WhatWorksWhere.com, an online global guide to new media.
Vodden said: "I look forward to working with some of the best minds in the industry to help brands realise the full potential of their social media and content strategies."