Join us in the fight against financial crime.

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Sebas - AI
Building a safer, more accessible global financial system

We believe in a world where businesses across banking, fintech, insurance, and beyond, use leading technology to authenticate trustworthy customers quickly, remotely, and securely.

Fourthline solves complex digital identity challenges with advanced AI technology and expert regulatory guidance, equipping enterprises to be compliant with ease.

We help clients across the globe sidestep the inefficiencies of in-house customer authentication processes with tailor-made solutions that deliver unparalleled fraud detection and conversion rates.

What we strive for

  • Be a pillar of stability

  • Be an expert

  • Continuously improve

  • Be a leader

  • Push boundaries

  • Be purposeful

Recent awards & recognition

Explore all articles

Benefits

Competitive salary
Amsterdam & Barcelona
Remote working policy
Sponsored lunch
Friday drinks
Fourthline swag
Company parties
Career growth opps
Remote work enablement
Mental health support OpenUp
Relocation package
Additional local benefits

Open roles

R&D Machine Learning Engineer
Amsterdam, North Holland, Netherlands
Artificial Intelligence
R&D Machine Learning Engineer - Biometrics
Amsterdam, North Holland, Netherlands
Artificial Intelligence
Business Development Representative (BDR)
Amsterdam, North Holland, Netherlands
Commercial
Engineering Manager Applications
Barcelona, Barcelona, Spain
Engineering
Engineering Manager Applications
Amsterdam, North Holland, Netherlands
Engineering
Engineering Manager Integrations
Barcelona, Barcelona, Spain
Engineering
Engineering Manager Integrations
Amsterdam, North Holland, Netherlands
Engineering
Engineering Manager KYC
Amsterdam, North Holland, Netherlands
Engineering
Engineering Manager KYC
Barcelona, Barcelona, Spain
Engineering
Frontend Engineer
Barcelona, Barcelona, Spain
Engineering
.net Core Developer
Amsterdam, North Holland, Netherlands
Engineering
.net Core Developer
Barcelona, Barcelona, Spain
Engineering
QA Engineer
Barcelona, Barcelona, Spain
Engineering
QA Engineer
Amsterdam, North Holland, Netherlands
Engineering
QA Engineer Mobile
Amsterdam, North Holland, Netherlands
Engineering
Implementations Manager
Amsterdam, North Holland, Netherlands
Implementation
Engineering Manager Platform
Amsterdam, North Holland, Netherlands
Infrastructure
Engineering Manager Platform
Barcelona, Barcelona, Spain
Infrastructure
Platform Engineer
Amsterdam, North Holland, Netherlands
Infrastructure
Platform Engineer
Barcelona, Barcelona, Spain
Infrastructure
Cloud Security Engineer
Amsterdam, North Holland, Netherlands
IT Security
Cloud Security Engineer
Barcelona, Barcelona, Spain
IT Security
System Engineer
Amsterdam, North Holland, Netherlands
IT Support
Brand Designer
Amsterdam, North Holland, Netherlands
Marketing
Android Developer SDK
Amsterdam, North Holland, Netherlands
Mobile
iOS Developer
Amsterdam, North Holland, Netherlands
Mobile
Manual QA Tester
Barcelona, Barcelona, Spain
Mobile
Mobile Engineer - Android - SDK
Barcelona, Barcelona, Spain
Mobile
Mobile Engineer - iOS - SDK
Barcelona, Barcelona, Spain
Mobile
People Business Partner
Amsterdam, North Holland, Netherlands
People
People Operations & Rewards Lead
Amsterdam, North Holland, Netherlands
People
Product Analyst - Pay
Amsterdam, North Holland, Netherlands
Product
Product Lead
Amsterdam, North Holland, Netherlands
Product
Product Operations Specialist
Barcelona, Barcelona, Spain
Product
Product Owner AML Screening
Barcelona, Barcelona, Spain
Product
Product Owner Platform
Barcelona, Barcelona, Spain
Product
Employer Branding Specialist
Amsterdam, North Holland, Netherlands
Talent Acquisition
Senior Recruiter - Business
Amsterdam, North Holland, Netherlands
Talent Acquisition
Senior Recruiter - Tech
Barcelona, Barcelona, Spain
Talent Acquisition
Data Engineer
Amsterdam, North Holland, Netherlands
Tech
Product Designer
Amsterdam, North Holland, Netherlands
UX/UI

Our people