The songwriter, real name Shahid Khan, earned prizes for Best Song and Best Video for his hit track La La La featuring Sam Smith.
Soul singer Laura Mvula also celebrated after beating off competition from Jessie J, Jessie Ware, Lianne La Havas and Rita Ora to win Best Female Act, while she was also named Best R&B/Soul Act.
U.K. rapper Wiley attended the 2013 ceremony in Glasgow, Scotland as a multiple nominee, but he walked away with just one award, for Best Male Act.
The annual event featured performances from acts including Tinie Tempah, Rudimental and Iggy Azalea.
The full list of winners at the 2013 Mobo Awards, are as follows:
Best Newcomer: Krept and Konan
Best Male Act: Wiley
Best Female Act: Laura Mvula
Best Video: La La La by Naughty Boy
Best UK Hip Hop/Grime: Tinie Tempah
Best Album: Home by Rudimental
Best R&B/Soul Act: Laura Mvula
Best Song: La La La by Naughty Boy
Best International Act: Kendrick Lamar
Best African Act: Fuse Odg
Best Jazz Act: Sons Of Kemet
Best Gospel Act: Lurine Cato
Best Reggae Act: Sean Paul.