Hadid’s modelling career started when she was two years old after she was discovered by Paul Marciano, of Guess. She started modelling with Baby Guess before she stopped to concentrate on school. Hadid eventually returned to modeling, signing with IMG Models in 2011. She resumed working with Marciano, and was named the face of a Guess campaign in 2012. She has shot three campaigns with Guess as an adult.
In February 2014, Hadid made her New York Fashion Week debut walking for Desigual’s show. Hadid has graced magazine covers including Schön!, Vogue (Spain, Australia, Brazil, the Netherlands), and Teen Vogue as well as Elle Canada and Harper’s Bazaar Malaysia. Hadid has also shot editorials for VMAN, Elle, Grazia, Cleo, Vogue,Sports Illustrated, and Paper magazine. She was on the cover of Galore magazine and Carine Roitfeld’s CR Fashion Book in 2014. Hadid’s sister Bella is also a model, and the two sisters have been working together on some modelling appearances.
Hadid played Australian singer Cody Simpson’s love interest in the video for his song “Surfboard” which was released on April 14, 2014. She played the love interest of singer Miguel in the music video for “Simplethings”, released May 29, 2014. On July 15, 2014, she starred alongside actor and model Patrick Schwarzenegger in fashion designer Tom Ford’s Eyewear autumn/winter campaign. She co-hosted the Daily Front Row’s Fashion Media Awards that was held in New York City on September 5, 2014.