Tech Startups in London
Every active London startup we currently index, sorted by score and momentum.
Open jobs at London startups →About startups in London
London is home to 177 tech startups indexed on techstartupslist.com. This page lists every active London company we track, with logos, taglines, and direct links to each company's site — no paywalled middleman. Notable London startups in the index include Raycast, GoCardless, Humaans, Prolific, and 80,000 Hours. Each profile surfaces team size, founding year, category, and any open roles their careers page is publicly scrapable for. The London cohort leans toward AI / ML, Fintech, and Dev Tools, reflecting how the local startup ecosystem is concentrated. Recurring tags across these companies: B2B, SaaS, Fintech, Artificial Intelligence, AI. The directory's filter UI accepts any of them as a query. Y Combinator batches represented in London: S21, S24, W22, and Sp25, among others. Jump to the per-batch landing pages for batch-specific cohort views. 3 are currently flagged as trending; the listing refreshes whenever the scrape runs so this stays current as London companies launch, raise, and ship. For roles open at these companies, see /jobs/location/london — every apply link goes to the company's own site, not an aggregator.
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London startups by tag
Frequently asked questions
How many tech startups are based in London?
Our index currently tracks 177 active tech startups based in London. New entries appear automatically as they're discovered through our scrapers; shutdowns are flagged inactive and hidden from this listing.
What are the top tech startups in London?
Among the London startups indexed here: Raycast, GoCardless, and Humaans, plus 174 more on this page. Sorting prioritizes curated score and trending signals.
Where can I find startup jobs in London?
Open roles at indexed London startups appear on /jobs/location/london. Each role links directly to the company's official application page.
How often is the London startup list updated?
Automated scrapers refresh this page on the same daily cadence as the rest of the directory. The last index update was 2026-09-02.