Callum Lee is an experienced technology lawyer in the Data & Technology Transactions Practice.

His experience spans transactional and advisory work, including in relation to:

  • Large-scale technology and outsourcing arrangements (including compliance with outsourcing requirements, including the Digital Operational Resilience Act (DORA) and EBA Outsourcing Guidelines)
  • Payments and fintech transactions
  • The commercial aspects of corporate transactions, where he provides strategic guidance on due diligence, transitional arrangements, and partnerships
  • Commercial collaborations, including introducer, referral, and partnership arrangements 
  • Distribution arrangements
  • Contract modernization projects 
  • General commercial law matters

Callum advises clients based in the UK and globally, including major financial institutions, technology companies, retailers, emerging companies, and industry bodies.

Prior to joining Latham, Callum practiced in the London office of an international law firm, where he completed secondments to Carlsberg Britvic (then, Britvic plc) and Lloyds Bank.

Callum’s representative experience includes advising:

Fintech and Payments

  • Various UK- and US-headquartered retailers on their payment services agreements, including for acquiring, gateway, and payment processing services*
  • A UK-headquartered bank on its strategic partnership with a global asset manager to transform its payment acceptance business* 
  • A global bank on its exit from a long-term referral arrangement and related acquisition of the merchant customer portfolio*
  • A UK-headquartered bank on the creation of a referral template to be used by a UK bank for merchant services*
  • A UK-headquartered bank on a virtual card partnership with a working capital management provider*
  • UK Finance Limited and Open Banking Limited in relation to commercial variable recurring payments, including in respect of the model clauses and multi-lateral agreement to be used by industry participants*
  • A bank payment company on acquiring a leading account-to-account platform provider*
  • Clients on card scheme rule compliance*

Technology and Commercial Arrangements

  • A US-headquartered, multinational technology company on an outsourcing arrangement for financial crime services, including compliance with DORA and EBA Outsourcing Guidelines*
  • Various global companies on procuring essential technology services, including cloud offerings*
  • A leading wealth manager on its long-term transitional services agreement with a global bank*
  • A retail bank on application terms and conditions for a payment application enabling contactless card payments directly with NFC-enabled mobile devices*
  • A UK-headquartered bank on its partnership with a technology provider to create a banking-as-a-service business, including compliance with the EBA Outsourcing Guidelines*

*Matter handled prior to joining Latham

Bar Qualification

  • England and Wales (Solicitor)

Education

  • LLB, University of Leeds, 2017
    First Class Honors
  • LPC, BPP Law School
    with distinction

Practices

Industries