Curtis worked as a political research manager for
YouGov and was a political researcher for them in 2017. He was later head of political polling at
Opinium Research. In 2022, he alleged YouGov had stopped him from publishing the findings of a survey following a TV debate during the
2017 election campaign. He clarified his position after its founder
Nadhim Zahawi denied he had wielded any influence. Curtis also worked for think tank
Labour Together. ==Political career==