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Series B Blockchain companies in London

Companies building L1s, L2s, wallets, infra, and apps on public blockchains. Filtered to Series B-stage companies headquartered in London.

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Built from a search like: “Top Series B Blockchain companies in London”

Ranked by current headcount across Series B Blockchain companies in London. Refreshed daily.

  1. 1
    Luno· London, England, United Kingdom
    • Series B
    • 730 employees
    • Founded 2013
  2. 2
    Payhawk· London, England, United Kingdom
    • Series B
    • 458 employees
    • Founded 2018
  3. 3
    Talbot Underwriting· London, England, United Kingdom
    • Series B
    • 368 employees
    • Founded 2001
  4. 4
    Wirex· London, England, United Kingdom
    • Series B
    • 270 employees
    • Founded 2014
  5. 5
    3S Money· London, England, United Kingdom
    • Series B
    • 252 employees
    • Founded 2018
Reveal 46 more·100 free credits, no card

Find engineers at Series B Blockchain companies in London

Searching for “engineers at top Series B Blockchain companies in London” surfaces this slice of the market. The list above ranks Blockchain companies headquartered in London whose latest disclosed round is Series B, by current headcount, drawn from public LinkedIn and Crunchbase records. With 51 matching companies in our index, this is a tight read on where the Blockchain talent in London is heating up.

Three filters at once narrows the field hard. The companies that survive all three - Series B, Blockchain, 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 Blockchain’s next operators and angel investors.

Refolk converts this list into a live search. Ask for “senior engineers at Series B Blockchain companies in London hiring” or “founders of Series B Blockchain 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 Blockchain companies headquartered in London whose latest disclosed funding round is Series B 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: Sun, 21 Jun 2026 12:46:17 GMT

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