Xcode

Install Xcode at Mac App Store

Configure Xcode command-line tools by running the following from the command line

sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer
sudo xcodebuild -runFirstLaunch

Make sure the Xcode license agreement is signed by either opening Xcode once and confirming or running sudo xcodebuild -license from the command line.

Accounts

Set up the ios developer account in Xcode to set up the signing of the app.

At a Macbook that is signed into the iosdev@questwork.com apple developer account.

Send the .developerprofile file to the Macbook to set up the account