In the Paris 2024 Olympics, she became the first British woman to win three medals in a single Games since Mary Rand in 1964.

[10][11] At the 2023 UCI Track Cycling World Championships in Glasgow, at the Chris Hoy National velodrome, she claimed her first major title as she took gold in the women's track sprint competition — the first British woman to do so since Becky James in 2013 — beating Lea Friedrich of Germany in the final.

[14] At the 2024 Summer Olympics, Finucane, alongside teammates Sophie Capewell and Katy Marchant, won the gold medal in the women’s team sprint.

[23] She was appointed Member of the Order of the British Empire (MBE) in the 2025 New Year Honours for services to cycling.

[24] Finucane is a great niece of Irish Second World War RAF pilot Wing Commander Brendan 'Paddy' Finucane (1920–1942), who in June 1942 became the RAF’s youngest wing commander at just age 21.