Wojciech Jasiński graduated from the University of Warsaw, the Faculty of Law and Administration. in years 1972 – 1986 he worked in Płock in the National Bank of Poland (branch in Płock) and in the Town Hall, also as a legal counsel in the Tax Chamber. In years 1990 – 1991 he organised the local government in Płock Voivodship, being the Delegate of the Government’s Plenipotentiary for Local Government Reform. From 1992 to 1997 he worked in the Supreme Audit Office (NIK) at the positions of Director of: NIK’s Delegation Office in Warsaw, Finance and Budget Team and State Budget Department. In years 1997-2000 he was a Member and then a President of the Management Board of Srebrna company located in Warsaw. in years 1998 – 2000 he was a Member of the Supervisory Board of Bank Ochrony Środowiska S.A. From September 2000 to July 2001 he held the position of under-secretary of State in the Ministry of Justice. in years 2006 – 2007 he was a Minister of the State Treasury.

From 2001 he has been a Member of Polish Parliament (4th, 5th, 6th, 7th, and 8th terms of the Parliament), where he performed the following functions: Chairman of Standing Subcommittee for the Banking System and Monetary Policy, Chairman of the Economy Committee, Chairman of the Public Finance Committee. he was also a Member of the State Treasury Committee in the Parliament.

He held the position of the President of the Management Board of ORLEN S.A. from 16 December 2015 till 5 February 2018. From June 2018 till July 2019 he held the position of a Proxy of the Management Board of Energa S.A. responsible for development of investments and energy markets.

Since 25 February 2016 he is a Member of the Supervisory Board of PKO Bank Polski S.A.