In 2020 the Legal 500 directory recommends Jack, stating "A hardworking junior who is great with clients".
In 2019 the Legal 500 directory recommends Jack, stating "Instructed by the CPS in challenging cases".
In 2016 and 2017 the Legal 500 directory ranked Jack as a 'leading junior' in fraud - crime (including money laundering and asset forfeiture). They state:
“He appears on both sides of fraud trials”.
"A member of the CPS and SFO panels, he defends too".