Márton works since 2001 in the field of Compliance and Internal Audit, prior to that he worked in different areas of Risk Control. Between 2005 and 2019 he lead the Internal Audit function of a major Hungarian Bank as CAE. In 2019 he joined ABT Treuhand Group, a local consultancy firm as a partner responsible for Internal audit and Compliance services. 

In 2007 Márton obtained the Hungarian certificate as financial auditor, since 2008 he is certified as CISA, while from 2013 as CIA and from 2020 as CFE as well.

Since 2016 he is Board member of IIA Hungary, between 2018 and 2022 he acted as president of this professional organization.