Albert Hitchcock, a former non-executive director of the Nationwide Building Society, will join the banking group’s board on 16 February.

The former Ofcom online safety champion will take her seat on the banking group’s board with effect from 8 January 2025.

With effect from 1 June, Patterson will join the board of the online grocer and technology company as an independent NED.

Rachel Osborne will become an independent non-executive director of the online groceries retail and technology company from 1 September.

Julia M Brown will join the board in January next year, and will serve on its people and remuneration committees.

The departure of BTG’s chairman because of concerns about “overboarding” highlights a growing concern among investors.

Rick Haythornthwaite is to step down as Centrica chairman, while senior finance chiefs are set to leave GSK and National Grid.