Beni studied composition with composer, Giles Swayne, until he went to the Royal Academy of Music to do a Master's course in composition under Dr Philip Cashian and Sir Peter Maxwell Davies. In 2014 Beni was co-Composer-in-residence at Espacio Cultural El Tanque de Santa Cruz in Tenerife, a Britten-Pears Young Artist and a visiting tutor at the National Youth Theatre of Great Britain, as well as receiving several commissions and performances of his work and being shortlisted for the Britten Sinfonia OPUS 2015 award. More recently, Beni has received a commission from Listen Pony, written the score to Teodora Berglund's short film, Utopic Dystopia, and is writing the score for Joe Dixon's latest film, On Dry Land, written by Thomas Ironmonger.