Born in Lisbon to Cape Verdean parents, Adilson moved to Nice at early age and began his career with local side Cavigal Football.
[1] In 2015, he joined AS Monaco FC's youth categories, but moved to the under-21 squad of Belgian side KAA Gent in the following year.
On 21 June 2019, he moved to Spanish Segunda División B side CD Badajoz, after previously spending a period on trial at the club.
[4] On 8 July 2021, he renewed his contract until 2023,[5] and scored his first goal the following 6 February, netting the opener in a 1–1 home draw against Celta de Vigo B.
[7] Adilson was a regular starter during the campaign, scoring a career-best nine goals in 39 appearances overall as the Blanquiverdes achieved promotion to Segunda División.