He will be responsible for equity release product development and expansion into long-term care markets.
Haggart joins from Prudential where he was business director for equity release and designed and launched Prudential’s flexible lifetime mortgage.
Previously Haggart worked at Britannic Retirement Solutions.
Mark Hawthorne, commercial director at Just Retirment, said: “We are pleased to welcome Keith to our team.
“Just Retirement continues to invest in its senior management team to provide the leadership capabilities to extend and deepen its footprint in the retirement income market and Keith will provide.”