Jadidi debuted as an Actor in 2011 with Houman Seyedi's Africa, as a young criminal with his friends who are ordered to keep a girl inside a house until her brother pays his debts. The film was praised for its new different style and performances.
In 2014, he starred in Thirteen and End of the Service films, for which he earned a Honorary Diploma for Best Actor in a Leading Role at the 32nd Fajr International Film Festival and received praise from critics for his performances.
Jadidi's performance in Soheil Beiraghi's I (2016) grabbed the industry's attention and received critical acclaim. He earned his first Crystal Simorgh, Hafez Award and Iran's Film Critics and Writers Association nominations for his acting.
In Phenomenon, his last 2016 film he starred alongside Hedieh Tehrani. The film was directed by the controversial director Ali Ahmadzadeh and it's still unreleased.
He won the Crystal Simorgh for Best Actor for his performances in Cold Sweat and The Lost Strait. Jadidi earned Hafez Award, Iran's Film Critics and Writers Association and Iran Cinema Celebration nominations for his performance as Yaser Shah Hosseini in Cold Sweat. He also received an Iran's Film Critics and Writers Association nomination for his role in The Lost Strait.
In 2019 he played his first comedy film in Rambod Javan's Murphy's Law alongside Amir Jafari. The film received mixed reviews from critics but was a commercial success.
He starred in Saeid Malekan's directional debut Day Zero (2020) and earned his third Crystal Simorgh nomination. Jadidi played a security officer who is involved in the arresting of the infamous terrorist Abdolmalek Rigi.
He received his first theater acting award in 2020 at the 38th Fajr Theater Festival for his performance in Herring (2019), which he also produced.
2021: Acclaim and worldwide recognition through A Hero