James Tuckett

James Tuckett

London, England, United Kingdom

Technical founder · ex-Summer.fi

Experience

Independent Ventures

Nov 2025 — Jun 2026

Technical Founder

  • At Open, designed the architecture for tokenised US equities backed 1:1 by real-world broker positions at Alpaca (a US Broker Dealer).
  • At Handover, built a valuation engine fed by a chat experience, UK marketplace for SMB acquisitions seeded from Companies House data, including a data pipeline with agent built on Claude Agent SDK.
  • Neither were capable of being taken further, due to market conditions/competition (Open) and marketplace issues (reluctant supply side re Handover).

Summer.fi

Apr 2022 — Dec 2025

Blockchain Engineer

  • Co-lead engineer and architect of the Lazy Summer Protocol - thousands of users and $200M TVL across 5+ chains.
  • Led the governance layer of the protocol and supported the core protocol contracts; audited by ChainSecurity.

TechTree

Jan 2020 — Apr 2022

CTO, Co-founder

  • Built the platform from scratch and led engineering as technical co-founder.
  • Secured pre-seed funding and helped grow the business to £50k+ MRR.

Advent International

Dec 2019 — Aug 2020

Senior Software Engineer

Part of an elite team of ex-FAANG engineers building the private people network — an internal LinkedIn for Advent personnel.

comparethemarket.com

Jan 2019 — Nov 2019

Software Engineer

The Bank of London

Mar 2018 — Jan 2019

Product Director

Worked with SAP and the PRA/FCA to build a brand new digital clearing bank headquartered in London.

Point

Sep 2016 — Sep 2018

Software Engineer & Product

Clients incl. MakerDAO, Lloyd's of London, Deutsche Bank, MoneyTailor, Vanquis Bank and more.

investUP

Oct 2012 — Jul 2016

CEO, Founder

  • Founded an investment service for the peer-to-peer lending space; raised seed capital and grew to £1M+ AUM.
  • Sold the business to a P2P lending platform in 2016.

Hazlewoods

Jan 2011 — Oct 2012

Chartered Accountant

Education

University of the West of England

2006 — 2009

Aerospace Systems Engineering

Cambridge Spark

2019 — 2019

Data Science

Scrum Alliance

2016 — 2016

Certified Product Owner, Product Management

Awards

Highest UX Score

Top 25 Fintech Company In The World

The World's Next 10 Big Fintech Stars — Forbes, 2014 (investUP; selected from 400+ fintechs by Startupbootcamp FinTech)