Paddington is home to 16 of London's best tech companies, led by Fintech (5).

Card machines and payment processing for UK and European restaurants, shops and other in-person businesses.

Finastra sells software that banks and lenders use for lending, payments, treasury and core banking.

Programmable banking platform that lets banks and businesses launch accounts, rewards and wealth tools on top of existing core systems; it also powers the HyperJar money app.

Ayan offers Shariah-compliant car finance in the UK, buying the car and leasing it to customers for fixed monthly rentals with no interest.

App that helps people pay down credit card debt with lower-cost loans and credit score tools.

Online dermatology service that prescribes personalised skincare treatments for acne and ageing, delivered by monthly subscription.

Digital mental health platform offering young people online counselling, coaching and peer support, delivered under contracts with health systems and US states.

Medefer runs remote consultant-led outpatient care for NHS trusts and private patients, coordinating any in-person tests through partner sites.

Tangram Therapeutics combines computational drug discovery with biology to develop RNAi medicines, led by TGM-312 for MASH liver disease.

Builds voice AI agents that answer customer service calls for large companies.

Leah, formerly ContractPodAi, sells an agentic AI platform for legal and enterprise contract work.

Agentic AI workflows for institutional finance, automating deal screening, credit analysis, IC memos and portfolio monitoring.

Apprenticeship and upskilling programmes that train employees in tech, data and AI skills.

Acquires and operates B2B software tools for ecommerce merchants, adding AI features across its portfolio.

Builds photonic quantum computers that run in normal data centres alongside AI and HPC systems.

V-Nova develops and licenses video compression technology, including the MPEG-5 LCEVC standard, for streaming services, broadcasters and device makers.