[1] He made his debut in the Portuguese top tier on 18 August, starting in a 2–0 home win over Académica de Coimbra.
On 22 July 2015, after Gil Vicente's relegation, Gabriel was announced at Cypriot side Anorthosis Famagusta on a two-year contract.
[2] He was a regular starter with the side, and scored his first goal on 5 February 2017, netting the opener in a 3–0 home win over Anagennisi Deryneia.
After only six months, Moura left Dinamo on 25 January 2020 and reached an agreement with another Romanian club, Gaz Metan Mediaș.
[7] He played regularly as a right back in an underachieving Dinamo București team, under both Flavius Stoican and Dušan Uhrin Jr.
He also played for 90 minutes in the first leg of the play-out game against Universitatea Cluj, which Dinamo București lost and relegated for the first time in history.