Rogers had held the post since 2005.
Jarrett will be responsible for leading Aegon’s UK sales force, which includes strategic sales management and 12 regional sales centres across the UK.
Additionally he will be responsible for Aegon’s specialist corporate solutions sales team, and the Access adviser telephone support centre.
Jarrett joined Scottish Equitable in 1986 as a sales consultant and has held a number of key senior sales management roles, and from 2005 held the position of national sales director.
Aegon says Duncan was responsible for delivering a number of key new business wins during 2009, including most recently the mandate for BP’s defined contribution pension scheme.
Aegon UK executive director of sales, distribution and development Adrian Grace says: “Duncan takes on the key role of sales director during a challenging time for our industry, as providers and advisers adapt their businesses to ensure they are in the right shape to respond to the new requirements of the retail distribution review.”