Refolk

Seed Fintech companies in London

Companies modernising banking, payments, lending, and financial infrastructure. Filtered to Seed-stage companies headquartered in London.

Built from a search like: Top Seed Fintech companies in London

Ranked by current headcount across Seed Fintech companies in London. Refreshed daily.

  1. 1
    Landscape· Greater London, England, United Kingdom
    • Seed
    • 626 employees
  2. 2
    Amber River· London, England, United Kingdom
    • Seed
    • 591 employees
    • Founded 2019
  3. 3
    Paymentology· London, England, United Kingdom
    • Seed
    • 400 employees
    • Founded 2015
  4. 4
    Kita· London, England, United Kingdom
    • Seed
    • 314 employees
    • Founded 2021
  5. 5
    Momo· London, England, United Kingdom
    • Seed
    • 222 employees
    • Founded 2013
  6. 6
    AiX (Acq. Blockchain.com)· London, England, United Kingdom
    • Seed
    • 177 employees
    • Founded 2017
  7. 7
    PawaPay· Greater London, England, United Kingdom
    • Seed
    • 160 employees
    • Founded 2020
  8. 8
    Revenue Syndicate· London, England, United Kingdom
    • Seed
    • 133 employees
    • Founded 2022
  9. 9
    Forex Traders· London, England, United Kingdom
    • Seed
    • 132 employees
    • Founded 2008
  10. 10
    Intellia AI· London, England, United Kingdom
    • Seed
    • 111 employees
    • Founded 2019
  11. 11
    Angel Investment Network· Twickenham, England, United Kingdom
    • Seed
    • 104 employees
    • Founded 2004
  12. 12
    Odin· London, England, United Kingdom
    • Seed
    • 99 employees
    • Founded 2019
  13. 13
    Henderson Park· London, England, United Kingdom
    • Seed
    • 95 employees
    • Founded 2016
  14. 14
    Cross Ocean Partners· London, England, United Kingdom
    • Seed
    • 84 employees
    • Founded 2015
  15. 15
    Nous· London, England, United Kingdom
    • Seed
    • 82 employees
    • Founded 2021
  16. 16
    Zeal· London, England, United Kingdom
    • Seed
    • 82 employees
    • Founded 2019
  17. 17
    Insurwave· London, England, United Kingdom
    • Seed
    • 78 employees
    • Founded 2017
  18. 18
    FirstPartyCapital· London, England, United Kingdom
    • Seed
    • 77 employees
    • Founded 2021
  19. 19
    Oberon Investments Ltd.· London, England, United Kingdom
    • Seed
    • 67 employees
    • Founded 2017
  20. 20
    Balloon Ventures· London, England, United Kingdom
    • Seed
    • 63 employees
    • Founded 2012
  21. 21
    Atoa· London, England, United Kingdom
    • Seed
    • 60 employees
    • Founded 2022
  22. 22
    Ophelos, part of Intrum· London, England, United Kingdom
    • Seed
    • 59 employees
    • Founded 2019
  23. 23
    OAK Global· London, England, United Kingdom
    • Seed
    • 56 employees
    • Founded 2024
  24. 24
    Auquan· London, England, United Kingdom
    • Seed
    • 54 employees
    • Founded 2018
  25. 25
    Acre· London, England, United Kingdom
    • Seed
    • 54 employees
    • Founded 2018

Find engineers at Seed Fintech companies in London

Searching for “engineers at top Seed Fintech companies in London” surfaces this slice of the market. The list above ranks Fintech companies headquartered in London whose latest disclosed round is Seed, by current headcount, drawn from public LinkedIn and Crunchbase records. With 313 matching companies in our index, this is a tight read on where the Fintech talent in London is heating up.

Three filters at once narrows the field hard. The companies that survive all three — Seed, Fintech, in London — are usually the most targeted recruiting pool a hiring manager can ask for. Senior engineers, founding designers, and product leads here are about to become Fintech’s next operators and angel investors.

Refolk converts this list into a live search. Ask for “senior engineers at Seed Fintech companies in London hiring” or “founders of Seed Fintech companies in London who left in the last year” and Refolk returns a ranked shortlist with the evidence behind each match.

How this list is built

Refolk pulled Fintech companies headquartered in London whose latest disclosed funding round is Seed from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 3 employees. The list refreshes once a day.

Last refreshed: Sat, 09 May 2026 09:46:41 GMT

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