Warwick began his IT career in 1981 in Brisbane as a Software Engineer and Systems Analyst. Quickly establishing himself as an innovator, he was soon contracted by Duncan Computer Research Pty. Ltd. and took on a Lead programming and Systems Analysis role within that company for many years. After Duncan Computer Research was acquired by Bond Corporation in the mid 80's, Warwick took on the CTO role at Bond Information Technology.

In 1988 Warwick founded Mushroom Systems, developing and supporting their own ERP product. The ERP product ('Roll Model') went on to dominate its market niche in Australia and New Zealand for over 10 years.

Warwick's expertise in ERP, Manufacturing, Real Time on-line systems and ecommerce has been built up over the past 37 years. Customers during that period include Castlemaine Fourex, Brisbane Airports Corporation, Forbo Floorcoverings, Polyflor Australia, Tangaloom Wild Dolphin Resort, Andersens Carpets, P.R. Floors, and many other multi-national groups.

Warwick was co-founder of CServ, a leading integrator of ERP, CRM, Web and mobility solutions that was acquired by Amazing Technologies Corp. in 2005.

Warwick is the concept designer and lead developer behind the Dynamic Applications Platform suite and activity develops new technologies and opportunities for the company.

During 2011, Warwick held the role as contract General Manager (R&D) for ComOps Limited, but now prefers to be back at MSI full time.

Mushroom Systems is currently celebrating 30 years of operation.