He graduated in theatre from the Istanbul University State Conservatory and began acting professionally in 1993.
[3] Şimşek acted in the play Otogargara with Demet Akbağ and Yılmaz Erdoğan.
[4] In 2004, he starred in the film Yazı Tura directed by Uğur Yücel where he played a disabled soldier.
Şimşek also had appearances in television series such as Sihirli Ceket, Beşik Kertmesi ve Alacakaranlık.
He played in hit youth comedy Yedi Numara alongside ex-wife Şebnem Sönmez.