Srdan Mijailovic is a Serbian football player who plays for Serbian club Red Star Belgrade. His primary positions are attacking midfielder or defensive midfielder. Head coach Robert Prosinecki affectionately referred to him as Micko.

In a short time he showed his potential and he became a first team player at the age of 17. He began playing football as a defensive midfielder.

On 8 February 2017 he signed a contract with Russian club Krylia Sovetov Samara. On 22 February 2019 Krylia Sovetov removed him from their roster. He was added back to Krylia's squad on 8 July 2019.

On 24 May 2020, Krylia Sovetov announced that his contract (that was set to expire on 31 May) will not be extended.

On 31 May 2012, he debuted for Serbia in a friendly match against France at the age of 18.