By Louis Goss Lisa Osofsky is set to leave her position as director of the UK’s Serious Fraud Office (SFO) in August 2023 after completing a five-year stint at the fraud investigation agency. Osofsky told staff she will serve her full tenure before leaving the agency, according to an internal message sent out by the SFO chief. In a message seen by City A.M., Osofsky said she had “spoken with the Attorney General and we have agreed that I will serve my tenure in full, until 28 August 2023.” The SFO director added that she had agreed with the UK’s Attorney General, Victoria Prentis, that she wou…