He made his league debut for Slavia Prague on 22 February 2014 in the 5–1 Gambrinus liga away loss against SK Sigma Olomouc.

After a series of loans, he moved to Baník Ostrava, then in the second tier of Czech football, in January 2017.

[2] He achieved promotion into the top flight with them in June 2017.

[3] On 19 June 2023 Hrubý joined Bohemians 1905, signing a three-year contract.

[4] He was first called up to the senior national team in October 2017 for friendly matches against Iceland and Qatar.