Jamie first qualified as a sports therapist in 1997 and then gained his personal trainer certification with the YMCA in 1997. After working at Holmes Place and The Laboratory Spa & Health club, in 1999 he moved careers working first in advertising and then as a Government Bond futures trader in 2001.

In 2009 Jamie returned to health and fitness, as the stresses and strains of the financial markets were taking their toll and he was looking to do much more fulfilling work again.

He join GymBox in Covent Garden as a gym manager and then moved to GymBox Bank and managed there until 2015 when he relinquished that role to concentrate on the White Collar Boxing company he founded. Jamie remained there until May 2021 and opened Boxing, Bars & Bells in June 2021.

In 2001 after Jamie moved into the City to work as a trader, he became involved in White Collar Boxing and joined The Real Fight Club training at the Lennox Lewis Hennesy gym in Clapton. In 2003 he had his first fight and went on to fight in over 25 contests winning the British and European Cruiser Weight belts.

It was also through Ross that Jamie discovered Crossfit. He trained at the first box in London, The Chalk Board Gym with Andrew Stemler and at Crossfit London. 

Jamie has gained many qualifications over his training and coaching career with organisations and industry leaders such as: Charles Poliquin, CrossFit, Gym Jones and Concept 2. He also, in 2021, became a fully qualified nutrition coach by successfully completing Precision Nutrition Level 2.