From 2021 to 2024, Myer served in local government;[11] in his election to Redcar and Cleveland Borough Council, he defeated Conservative police commissioner Steve Turner as well as unseating the local Conservative council leader.[12][13] He served as Cabinet Member for Children, where he introduced a child poverty strategy, opened new rural children's centres, and reduced the department's budget deficit.[14][1][15][16]
He was elected to Parliament at the 2024 general election, defeating former Conservative minister Sir Simon Clarke with a majority of only 214 votes.[17]