Twenty-five year old Jolyon joined Renault Sport Formula One Team’s predecessor Lotus F1 Team as Third Driver at the start of the 2015 season, graduating to race driver for 2016 with Renault Sport Formula One Team.
Palmers 2015.gadā kļuva par komandas, kas tobrīd startēja ar "Lotus" nosaukumu, trešo pilotu, bet pirms šīs sezonas pievienojās pamatsastāvam.