Treasury

Livermore worked for Gordon Brown, then Shadow Chancellor of the Exchequer, during the 1997 general election campaign. Following Labour's election victory and Brown's appointment as Chancellor, he was employed as a special adviser in the Treasury.

He was seconded to Labour's election team ahead of the 2001 general election, as director of attack and rebuttal, and returned to the Treasury following the election. He was also seconded to several US Congressional campaigns whilst working for Brown.

Livermore was campaign strategist to the Chancellor for the 2005 general election, and described by Philip Gould as one of seven people who devised Labour's election strategy in 2001 and 2005.

Following the 2005 election, he was appointed chief strategy adviser to Brown. Prior to the 2007 Budget, Livermore reportedly advised against Brown's decision to abolish the 10p income tax rate.^[1]

Downing Street

Following Brown's appointment as Prime Minister in 2007, Livermore was appointed as director of strategy in Downing Street. Responsible for strategic planning and attending Cabinet meetings, he devised the strategy for the Prime Minister's transition and first 100 days in office.

Livermore unsuccessfully advocated for a General Election in Autumn 2007, writing an initial strategy memo to the Prime Minister on the matter.^[2] He left Downing Street in 2008, the first of Brown's senior advisers to do so, to become a senior strategist at Saatchi & Saatchi.^[3][4]

Livermore reportedly declined an offer from Peter Mandelson to become Downing Street Chief of Staff, and a request from Gordon Brown to work on Labour's 2010 general election campaign.^[5] He has since been an occasional commentator on political strategy in the media.^[6][7][8]

Private Sector and Opposition

Livermore became director of strategy at Teneo Blue Rubicon after leaving Saatchi & Saatchi,^[9][10] where he established Thirty Six Strategy in 2012.^[11] He subsequently worked at McKinsey & Company in their European Banking Practice.

He returned to politics in 2014, as director of Labour's 2015 general election campaign.^[12][13] Livermore was appointed to the House of Lords on 21 October 2015, as Baron Livermore of Rotherhithe in the London Borough of Southwark.^[14] He was a member of the Economic Affairs Select Committee from 2016 to 2019.

Following Keir Starmer's election as Labour Leader in April 2020, Livermore served as an opposition whip until July 2020. He returned to the shadow front bench as a Treasury spokesperson in April 2023.