Şener was born in Gürün, Sivas Province in Turkey.

Şener entered politics and was elected in 1991 as deputy of Sivas Province from the Islamist Welfare Party (Turkish: Refah Partisi, abbreviated RP).

Following the ban of the Welfare Party in 1998, he became a member of the newly established Virtue Party (Turkish: Fazilet Partisi, abbreviated FP), which was also banned after three years in 2001.

[1] Şener announced that the Turkey Party was officially closed on 27 August 2012 due to difficulties in maintaining its political goals outside of parliament.

[2] In an interview with Halk TV,[3] Şener strongly condemned the AK Party's handling of the 2013 protests in Turkey.