Smith, 24 took a break from the limelight in 2015 after a phenomenally successful two years with his debut album "In The Lonely Hour".
He has collaborated with the "Under Our Feet" hitmaker and former 2016 BRITs Critics' Choice nominee for his second LP, which he has been working on for the past few months, reported Contactmusic.
Speaking about the song, Frances - real name Sophie Frances Cooke - said: "It was amazing. We wrote a song a few weeks ago for his second album so it was really fun.