Tijani joined Czech club Baník Ostrava's youth system from Nigerian side 36 Lion FC on 27 September 2018.[2] He signed a professional contract with Baník Ostrava on 27 August 2019.[3][4]
2019–20: Loans to Třinec and Karviná
Tijani joined Třinec on loan in the summer of 2019.[5] He made his competitive debut for the club on 27 August in a cup match against TJ Valašské Meziříčí.
In February 2020, Tijani was recalled early from his loan to Třinec and moved on loan to Karviná.[6] He made his debut for Karviná on 3 June against Slovácko.[7]
2020–21: Return to Baník Ostrava and second loan to Třinec
He returned from loan and made his debut for Baník Ostrava against his former club Karviná on 21 August 2020.[8] Tijani scored his first goal for the club in a 3–0 league victory over FK Pardubice on 19 September.[9]
Tijani returned to Třinec on loan on 8 February 2021.[10] He made his second debut against Blansko on 6 March.[11]
2021–22: Loan to Táborsko
Tijani was sent on loan to Táborsko for one year on 23 July 2021.[12] He made his debut against Zbrojovka Brno that same day.[13] He scored his first two goals on 11 August in the Tatran Sedlčany Cup.[14]
On 21 June 2023 Tijani joined Slavia Prague, signing a contract valid until 2028.[17]
Loan to Plymouth Argyle
On 2 July 2024, Tijani signed for English Championship team Plymouth Argyle on a one-year loan deal.[18] He made his debut for Plymouth on the opening day of the 2024–25 season against Sheffield Wednesday, but after making just two further league appearances, both as a substitute, he tore his hamstring in training in October 2024.[19]