Payflow
Hiring
What they do:
A mobile app. It allows employees to get paid their salary on-demand.
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Top B2B Software Startups in Spain
This list has 16 startups and was last updated on Oct 15, 2026. 3 of them are hiring right now. Biggest hubs: Madrid (7) and Barcelona (6). Largest teams: Payflow, haddock, and REVER. Latest round: MITO Films raised $4.5M (Mar 17, 2026).
16 startups
What they do:
AI agents to run restaurant operations
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REVER
Hiring
What they do:
Changing the way people buy by giving superpowers to shoppers
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What they do:
All your tasks and calendars into an AI-powered productivity app
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HQ: Spain
What they do:
Empowering local businesses to sell online.
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What they do:
Automated QA for your Digital Analytics
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What they do:
Invofox is the document parsing and data extraction API for software…
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Invopop
Hiring
What they do:
We help global software companies comply with local tax reporting
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What they do:
Global Card Issuing and Payment Processing Engine
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What they do:
A global finance automation platform for complex multi-entity…
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What they do:
Workflows for repetitive customer-facing tasks
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What they do:
The notification inbox for web/mobile applications.
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What they do:
AI Voice Translation for live conversations or media
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HQ: Spain
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Incorporated: 2025
Funding:
$4.5M · Equity · Mar 2026
Fuell
Acquired
What they do:
Fuell is a leading Expense Management solution that modernizes…
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Arengu
Acquired
What they do:
Build frictionless signup flows in minutes
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HQ: A Coruña, Spain
Questions and answers
How many startups are on this list?
There are 16 startups on this list, last updated on Oct 15, 2026.
Which of them are hiring?
3 of them are hiring right now, including Payflow, REVER, and Invopop.
Which of them have the largest teams?
By team size: Payflow (50 employees), haddock (40 employees), and REVER (35 employees).
Which of them raised money recently?
Latest rounds: MITO Films — $4.5M Equity (Mar 2026).
Where are they based?
The biggest hubs are Madrid (7) and Barcelona (6).