It was written by Jessie J, Claude Kelly, Benjamin Levin, Tor Erik Hermansen and Mikkel Storleer Eriksen, while production was helmed by StarGate and Benny Blanco.

"Thunder" was written by Jessie J, Mikkel S. Eriksen, Tor Erik Hermansen, Claude Kelly and Benny Blanco.

[1] Jessie's vocals were recorded by Chris Sclafani, Joel Peters, and Justin Pancionendon, with Mark "Exit" Goodchild serving as its engineer.

Eriksen and Hermansen recorded the song's instrumentation, and Tim Blacksmith and Danny D. were assigned as its executive producers.

[1] Andrew "McMuffin" Luftman and Scott "Yarmov" Yarmovsky were credited as production coordinators on the song.

As her Christian faith took on an important role in the development of both Alive and "Thunder", it was significantly incorporated into the production of the video.