Zviad Katamadze graduated from Batumi Shota Rustaveli State University in 2005, Faculty of Finance and Banking and was awarded the Bachelor's Degree. In 2007 he graduated from the same university with MA degree, Faculty of Finance and Banking.

In 2006-2008 he worked at Batumi Tax Inspection of Tax Department of the Ministry of Finance of Georgia on the position of an inspector of the Service Taxpayer Tax Audit (Inspection) Division and as a head inspector at the Taxpayers Service Division. In 2008-2009 he worked as an inspector of West Division of Main Office of Scheduled Inspection of Audit Department of the Revenue Service of the Ministry of Finance of Georgia. In 2009-2011 he worked as the chief officer of Tax Inspection Division of Control Department of Batumi Regional Center of the Revenue Service of the Ministry of Finance of Georgia. In 2011-2012 he was the financial manager of Batumi Mother and Children Healthcare Republican Center. In 2012-2013, he started working as an asset management specialist at Anagi Ltd.

Since 2013 holds the position of tax manager at Anagi LLC.