Introduction
Sid advises banks, fintechs and financial services firms on all aspects of financial regulation, from wholesale markets compliance to cryptoassets and digital transformation.
Sid Ulker advises a wide range of firms, including banks, investment firms, payment services providers, e-money issuers, fintech companies and retail brokers, on all aspects of financial regulation.
She has advised firms on the implementation of financial services regulation impacting the traditional wholesale markets and banking, including IFPR, Brexit, MiFID, MAR and EMIR. Sid is an advisor on implementation projects as well as providing firms with strategic regulatory advice to assist in navigating the regulatory landscape.
She is also a FinTech authority, assisting firms with the application of payment services and e-money regulations, as well as advising on cryptoasset issuance and infrastructure and digital asset transformation.
Prior to this, Sid was a Director at the Association for Financial Markets in Europe, where she led sell-side industry lobbying efforts in MiFID II for fixed income products, SFTR, shadow banking initiatives and solvency II capital requirements. As part of this Sid was engaged in discussions with legislators and regulators during the entire lifecycle of legislative and regulatory change, including the drafting of legal text.
Sid has been included on the Innovate Finance "Women in Fintech Powerlist 2021" in the policymakers and regulatory experts category.
Latest thinking
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Legal development
UK Systemic Stablecoins: important changes
August 07, 2026
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Legal development
Further, Faster, and Action: UK Wholesale Markets Digital Champion's catalytic plan
July 30, 2026
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UK Cryptoasset Regulatory Regime – Major Progress
January 20, 2026
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UK Systemic Stablecoins Consultation Launched: Need to Know
November 28, 2025
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Market Structure Update – What's going on? 5 August 2025 edition
August 05, 2025
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Market Structure Update – What's going on? 23 July 2025 edition
July 23, 2025
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FCA Releases New Draft Rules for Stablecoins and Crypto Custody (CP25/14 & CP25/15)
May 29, 2025
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New cryptoasset legal and regulatory framework - rules to drive growth and protect consumers
May 07, 2025
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Global Digital Assets Digest - April 2025
April 29, 2025
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Digital Finance Thought Leadership
February 19, 2025
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Global Digital Assets Digest: February 2025
February 19, 2025
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IDBs Put on Alert: Greater FCA scrutiny coming
January 28, 2025
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