Frazer has been a practising illustrator for the past 25 years working with a diversity of clients including Easyjet, Lush Cosmetics, Endemol TV, Elf Petroleum, Allen & Overy Law, Volkswagen, The Association of Illustrators, Mini Cooper, J.Walter Thompson, Saatchi & Saatchi, Publicis, The National Geographic Channel, BMP DDB LTD, The Royal National Maritime Museum (Plymouth), Grange advertising, The Joshua Agency, WCRS, Imagination, Ogilvy & Mather, Lambie Nairn, Trinity Management Communications Ltd, Atelier Works, Paperwhite Design, The Partners, The Conran Group, Random House Publishing, Redwood publishing, Beyond Design, Frost Design, Dragon Design, Identity Design, The Observer, The Independent, The Guardian, The Mail on Sunday, The Telegraph, The Times, Times Higher, Esquire, Mens Health, GQ, Elle, Harpers & Queen, The Traveller, Time, The Economist, FX magazine, FMX magazine, The Lancet Journal, Light magazine etc.

He has received many accolades during this time including, amongst others, The Association of Illustrators gold award and Victoria & Albert Museum illustration award for editorial work on no less than three occasions.

Frazer currently combines illustrative practice with his educative role as course leader for the BA Hons Illustration course at Sheffield Institute of Arts, England, UK.