[3] Sambou made his professional debut as a substitute for Coventry City on 7 November 2015 in a 2–1 FA Cup first round loss to Northampton Town at the Ricoh Arena, coming on to replace Conor Thomas after 58 minutes.

[5] On 3 June 2016 Sambou signed for side Everton on a three-year deal, being assigned to the under-23 team managed by David Unsworth.

[7] On 5 October 2020, Sambou was loaned out to Danish Superliga club Randers FC for the 2020–21 season with an option to buy.

[8] On 27 January 2022, Sambou signed an 18-month deal to join EFL League One side Crewe Alexandra,[9] making his debut two days later, coming on as a 75th minute substitute for Oliver Finney in a home defeat by Rotherham United.

[11] Early the following season, Sambou was sent off after grabbing Theo Vassell by the throat during an off-the-ball incident in the 31st minute of Crewe's 3–0 League Two defeat at Salford City on 13 August 2022.