Vincent started his career in the financial sector in 1946, when he worked in the Financial Secretary’s office, Lagos. He was there for ten years. He worked as a part-time lecturer in the Economics Department, University of Ibadan. While there, he worked as a Senior Assistant Secretary in the Ministry of Finance. He moved to the Central Bank of Nigeria in 1961 as Assistant General Manager. He became the GM in 1963 and occupied the position till 1966 when he was appointed Vice President of the African Development Bank, Cote d’ Ivoire. He left ADB in 1973 and returned to the Central Bank of Nigeria as Adviser. He became the Deputy Governor in 1975 and was appointed Governor in 1977, a position he held till 1982.