Fayzullaev started his professional career with the Uzbekistan club Pakhtakor on January 1, 2023. Two years later, he was recruited by CSKA Moscow for a transfer fee of Rp8.69 billion. Abbosbek's talent made him a regular for the Uzbekistan national team, including the U-23 squad. He was even selected to join the senior national team squad since early 2023, despite being only 20 years old.

Abbosbek Fayzullaev became the best player of the 2023 U-20 Asian Cup after successfully leading Uzbekistan to become champions. A year earlier, Fayzullaev and his team became the runner-up in the U-23 Asian Cup. Brilliant performances in the national team and a bright future at CSKA Moscow have made Abbosbek Fayzullaev crowned as the best player in Uzbekistan in 2023. Therefore, Abbosbek Fayzullaev is one of the players to watch out for.