The 25-year-old midfielder left Persepolis by mutual consent on Saturday.
Haghighi joined Persepolis in 2012 from Fajr Sepasi of Shiraz.
He made 61 appearances for Persepolis and scored three times.
Reza Haghighi was one of the Iranian players in the 2014 World Cup.
In August 2012, he was named the Asian Best player of month by Goal.com Asia.