*Club domestic league appearances and goals, correct as of 15:33, 22 August 2023 (UTC) ‡ National team caps and goals, correct as of 13:06, 14 September 2023 (UTC)
Having progressed through the academy, he made his league debut in the 2022 season, in a 2–1 win over St Patrick's Athletic at Richmond Park.[2] The same year, he went on trial with German side Hamburg, before turning down a contract offer from Italian side Sampdoria.[1][3] After impressive performances, being lauded for his ability to step up to senior level,[4][5] he signed a new contract with Shamrock Rovers in July 2022.[4][5][6] Ferizaj spent time on trial at Tottenham Hotspur during the off season from Rovers, after receiving permission from the club.[7] He scored his first goal at senior level on 13 March 2023, in a 2–1 Leinster Senior Cup defeat away to Bray Wanderers at the Carlisle Grounds.[8]
Frosinone
On 22 August 2023, Ferizaj officially joined Serie A club Frosinone for an undisclosed fee.[9][10] He was initially assigned to their Under-19 (Primavera) squad.
International career
Ferizaj is eligible to represent either the Republic of Ireland or Albania.[2][11] He has represented the Republic of Ireland at youth international level.[12]