Jack has broad experience advising banks, brokers, investment firms, asset managers, traders and market infrastructure providers. He specialises in regulatory issues primarily relating to prudential regulation and resolution regimes, cross-border trading, remuneration and corporate re-structuring. His practice ranges from strategic and interpretive advice to effecting legislative change and regulatory applications.

Jack advises banks and investment firms at senior levels on the UK and EU’s remuneration frameworks, from the introduction of the CRD3 remuneration regime though the CRD5 updates and the new remuneration rules under the UK’s Investment Firms Prudential Regime.

He has also undertaken secondments at BNP Paribas Securities Services, CME Group and the Bank of England's Legal Directorate.