She then went on to study at St Catharine's College, Cambridge,[5] from 1996 to 2000, where she graduated with a degree in French and German,[5] including a year abroad as an English assistant in two secondary schools in southern France.

Until her election to Parliament in 2019, Wilson worked for more than a decade as a lobbyist, first for Save the Children (2006–2008), then Beating Bowel Cancer (2008–2009), and Novartis (2009–2015), where she rose to become head of government affairs – pharmaceuticals.

She then entered the public sector as a strategic account manager at NHS Digital from 2015 to 2016, before returning to lobbying from 2016 to 2019 as corporate affairs director, UK & Ireland for the German science and technology company Merck KGaA Darmstadt.

[8] Wilson has opposed plans for a third runway at Heathrow Airport, and has worked to improve rail services in South West London.

"[10] However, she supports the construction of HS2 high speed rail, saying that "HS2 is a vital project for reducing our carbon emissions and unlocking the economic potential of the North, but Ministers should not be given a blank cheque.".

[13] In June 2022, she was accused by the National Union of Rail, Maritime and Transport Workers (RMT) of supporting 'strike-breaking' after calling for the army to intervene to keep trains running amid the railway strikes during a televised BBC debate.