Floris is Director of ACT Alliance EU. He began his career in business, moving to the development sector in 1993, where he worked in the Balkans, Central Asia, the Caucasus, the Middle East and Sub-Saharan Africa, and in headquarters positions in Europe. His field experience is in food security and livelihoods, water and sanitation, health, and rural development. He has occupied a number of board positions with European and global NGO networks. In 2014 he became the Director of ACT Alliance EU, a network of 14 European ACT Alliance member organisations, whose purpose is to promote justice and peace and the eradication of poverty by influencing European Union decision-making as it affects developing countries.
Floris was elected to the Board in 2016 and re-elected in 2019.