What they do:
Global Card Issuing and Payment Processing Engine
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Top Developer Tools Startups in Europe
This list has 107 startups and was last updated on Oct 15, 2026. 20 of them are hiring right now. Biggest hubs: London (38), Paris (15), and Berlin (7). Largest teams: Algolia, Bird, and Bitrise.
107 startupsPage 2 of 3
cubic
Hiring
What they do:
AI-powered code review platform
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HQ: London, United Kingdom
Parsewise
Hiring
What they do:
Multi-document processing for your risk teams, AI agents, pipelines
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HQ: London, United Kingdom
What they do:
Fixing data quality in product analytics.
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HQ: Reykjavík, Iceland
What they do:
Plan and review AI generated code
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HQ: London, United Kingdom
Manufact
Hiring
What they do:
Cloud infrastructure for MCP servers and Claude / ChatGPT plugins.
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HQ: Switzerland
What they do:
Visually design and manage cloud infrastructures.
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HQ: New York, NY, United States
What they do:
Webhooks Gateway for outgoing and incoming webhooks.
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HQ: London, United Kingdom
What they do:
Webflow for the Backend
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HQ: New York, NY, United States
nao Labs
Hiring
What they do:
Open Source Analytics Agent
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What they do:
Open-source framework for building serverless applications
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HQ: Zagreb, Croatia
What they do:
Understand why your AI agent breaks. Iterate fast to fix it.
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HQ: London, United Kingdom
What they do:
connect, migrate and implement enterprise systems
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HQ: Germany
What they do:
The fastest & most scalable graph-vector database on the market
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HQ: London, United Kingdom
QuestDB
Hiring
What they do:
Data platform for mission-critical real-time workloads
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HQ: London, United Kingdom
YC S20Early stage
What they do:
The complete production quality platform. AI-powered E2E testing,…
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HQ: Limerick, Ireland
What they do:
The intelligent inbox that works for you
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What they do:
Turns spreadsheets into internal apps and customer portals
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HQ: London, United Kingdom
What they do:
The notification inbox for web/mobile applications.
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What they do:
Lovable for non-tech users: Build no-code internal and customer apps
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HQ: Porto, Portugal
What they do:
Measure and communicate engineering activity
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HQ: Amsterdam, Netherlands
What they do:
Models that keep learning
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HQ: London, United Kingdom
What they do:
AI agent that optimizes inference for embedded compute like Jetson
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HQ: London, United Kingdom
What they do:
Lovable for mobile apps
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HQ: Thessaloniki, Greece
What they do:
Monitor and fix product privacy issues before they block growth
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HQ: London, United Kingdom
What they do:
We get your product picked by coding agents.
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What they do:
The best cloud VMs for billions of agents
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What they do:
Swarms of agents acting like users to find bugs before release
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HQ: London, United Kingdom
What they do:
Improving Developer Experience with Streamlined Code Reviews
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What they do:
Configuration language for building enterprise web apps 10x faster
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HQ: Zagreb, Croatia
What they do:
Open-source monitoring for machine learning models
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HQ: London, United Kingdom
What they do:
Automated infrastructure compliance and documentation
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HQ: Vienna, Austria
What they do:
High-performance computing cloud
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What they do:
AI SRE For Teams on Kubernetes
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HQ: London, United Kingdom
What they do:
Build chat-with-data agents for customer-facing applications
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HQ: Limerick, Ireland
What they do:
AI tooling
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