John Cracknell, who records as J Centrik, makes drum and bass in Maidstone, Kent. His sound leans toward deep liquid drum and bass. His releases span Conjunction Recordings, Heart Twice Records, FX909 Music and C Recordings. He describes himself as a drum and bass music maker.
In 2021, J Centrik joined Conjunction Recordings with the EP Dreamology Volume 1: Awakenings. He later worked with Catalyst.AD on the EP Signs Of Life E.P., released on the label in 2022. The collaboration includes the tracks “Signs Of Life” and “Germ Warfare”.
J Centrik’s other releases include the album The Content L.P.. Catalyst.AD and K.I.M. also collaborated on The Healing E.P. His 2026 track “Jacked In” came out on C Recordings. In 2025, “Revolution” and “The World Around Us” were released on Heart Twice Records, while “Silver Lining” came out on FX909 MUSIC. His singles also include “Undone”.