Based in Westminster, Tominey will start later this year, working alongside the wider royal and political team.
Camilla Tominey said: “After a fantastic 15 years at the Sunday Express, I am absolutely delighted to be taking up my new dual role at The Telegraph, where I look forward to working alongside political editor Gordon Rayner, royal correspondent Hannah Furness and the rest of the highly talented team delivering agenda-setting exclusives and interviews."
Rob Winnett, Deputy Editor, The Telegraph, said: “We’re thrilled that Camilla Tominey is joining The Telegraph. A prominent and impressive journalist, she will bring a wealth of experience to our excellent political and royal reporting team.”