Kolli signed for the Queens Park Rangers youth academy aged eight. He signed his first professional contract for the club in January 2023.
Kolli featured for Queens Park Rangers U18 in a 3–1 victory against Tottenham Hotspur U18 in the third round of the FA Youth Cup on 29 December 2022. During the match, he created several attacking opportunities and had a close-range effort blocked early in the game as QPR progressed to the next round.
On 16 August 2023, he came on as a substitute in the 64th minute to make his professional debut in the first round of the EFL Cup against Norwich City.
On 7 December 2024, Kolli scored his first senior goals with a brace in a 3–0 victory over Norwich City, a first home league victory of the season for the Rs.
On 4 January 2026, Kolli scored a brace in a 3–0 victory over Sheffield Wednesday in his first appearance since August after being snubbed from the first team squad by manager Julien Stephan.[citation needed]
At the conclusion of the 2025–26 season, Kolli officially joined the first team dressing room after reaching 1800 professional minutes played.
Kolli made his senior debut for Algeria in their Algeria ‘A’ side’s 3–0 win over Palestine.
Personal life
Kolli was born in London and is of Algerian descent. He joined the academy of Queens Park Rangers at the age of eight and has described progressing through the club's youth system as a major part of his upbringing. This led to him becoming a supporter of the club.
Kolli is a Muslim.
Outside football, Kolli has spoken about the importance of family support during his development as a player.
Style of play
Kolli primarily plays as a forward but is also capable of operating as a winger or attacking midfielder. He has been noted for his dribbling ability, close control, movement, and work rate both in and out of possession.
During his breakthrough into the Queens Park Rangers first team, Kolli received praise from head coach Martí Cifuentes for his energy, pressing, and versatility across the front line.
Kolli has also been recognised by supporters for his direct attacking style and confidence when taking on defenders.
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