Hydari joined Rasmala Holdings in 2012, serving as Group CEO until 2021 and regaining the title in 2024. The Group had $1.5 billion in assets under management in 2025. In October 2025, Rasmala Investment Bank Ltd. exited its Poseidon Fund at $500 million, delivering a return of over eight times to participating shareholders. Its flagship Rasmala Global Sukuk Fund generated a gross return of 7.92% in 2025. Hydari has held various senior leadership roles within the Group, including CEO and Managing Director of its UK-based investment bank and Senior Executive Officer of Rasmala Investment Bank Ltd.