Patrick Diamond worked as a policy adviser for the British Labour Party government. His various government roles between 2000 and 2010 included working in the Cabinet Office, the Northern Ireland Office, and the Equality and Human Rights Commission (EHRC) where he served as group director of strategy.
He is also a local councillor in the London Borough of Southwark.
Diamond is now vice-chair at the think-tank Policy Network, offering his expertise in a number of ongoing projects, particularly on the renewal of social democracy, globalisation and social justice, and the future of the welfare state. 
Diamond is also a member of the advisory board of the Social Market Foundation think tank, and sits on the Scientific Council of the Foundation for European Progressive Studies.
- Dr Patrick Diamond, BA, MPhil (Cambs); PhD (Sheffield) Queen Mary University of London, accessed 20 October 2014
- Patrick Diamond Policy Network, 22 June 2010, accessed 20 October 2014