Filip Kaša

MŠK Žilina

For over three years, Kaša had played for Žilina. He was released as Žilina had entered liquidation due to the coronavirus pandemic. He had won the Fortuna Liga with the team once.

Viktoria Plzeň

On 6 May 2020 it had been announced that Káčer had signed for Viktoria Plzeň, along with Miroslav Káčer, who was also released from Žilina. They had re-joined their former coach from the Slovak club, Adrián Guľa, under whom they had won the Slovak Fortuna Liga in the 2016–17 season. The terms of his agreement with Viktoria were not announced.

Győr

On 27 August 2024, Kaša signed a one-year deal with Győr in Hungary.

He had played international football at under-21 level for Czech Republic U21. He made his debut for the Czech Republic national football team on 5 September 2021 in a World Cup qualifier against Belgium, a 0–3 away loss. He started the game and played the whole match.

Žilina

Fortuna Liga: 2016–17 Slovak Cup: 2025–26