Nick Bicât has written over 150 scores and soundtracks for film, television and theatre. Twice nominated for a BAFTA, his film and television scores include A Christmas Carol (George C Scott), The Scarlet Pimpernel (Antony Andrews/Sir Ian McKellen/Jane Seymour), Wetherby (by Sir David Hare), and The Reflecting Skin(by Philip Ridley). He has composed for the Royal Shakespeare Company and the National Theatre, written eleven musicals and an opera The Knife, with Sir David Hare, (best musical score, 1989 New York Drama Desk Awards. Other collaborators include Tony Bicât, Edward Bond, Adrian Mitchell Howard Brenton and Ted Hughes.

His orchestral work Under the Eye of Heaven was performed at the Barbican and London Arena. Other concert performances include When Will There Be Peace?, an internationally televised open air concert for the International Red Cross in Geneva, and in 2000 Symphony in Morris Minor, commissioned to mark the millennium, and performed in Oxford to an audience of 50,000.

As a songwriter, he has written for Emma Kirkby, Deniece Williams and P.J. Harvey. His song Who Will Love Me Now?, sung by P.J. Harvey, was BBC Radio 1 top film song for 1998. Albums include Under the Eye of Heaven (Virgin Classics), with the London Chamber Orchestra.

Nick Bicât was the recipient of Cantata Dramatica's very first commission, Perpetua, the premiere of which was given in Christ Church Cathedral, Oxford in November 2012, conducted by Andrew Parrott.  His Requiem was performed by the Cantata Dramatica Choir in March 2012 under the direction of Sarah Tenant-Flowers and in September 2014 Cantata Dramatica performed Beslan, a piece written in collaboration with his brother Tony.  Red Dragon, White Dragon was commissioned from Nick and Tony Bicât in 2014, and performed in 2015 and there is currently another commission in the pipeline for 2018.