Turner worked as a constituency assistant and researcher (2011–2012), then as a
parliamentary assistant (2012–2015) in the House of Commons. The MPs he worked with were
Chris Leslie,
Lillian Greenwood and
Richard Burden. He then worked for the Labour Party as a policy advisor specialising in transport from 2015 to 2016. He was also a director of the
Labour Research Department from 2018 to 2024. On 29 July 2024, he made his
maiden speech in the
House of Commons during a debate on the Passenger Railway Services (Public Ownership) Bill. ==Personal life==