At COLIBRIX ONE* , we're building advanced, AI-powered payment technologies that support Payment Service Providers (PSPs), Electronic Money Institutions (EMIs), and neobanks across the EU and the UK. As a fully licensed Electronic Money Institution (FCA Reference No. 927920) and holder of a Financial Institution Licence issued by the MFSA, as well as a principal member of both VISA and Mastercard, we provide comprehensive, real-world financial solutions that include:
Integral card processing
Digital wallet infrastructure
Cross-border merchant accounts
Alternative payment methods (APMs)
Corporate accounts for legal entities
We're a fast-growing team with a passion for innovation, security, and scalability. Our culture values curiosity, collaboration, and impact - and we're looking for talented professionals who are ready to shape the future of fintech.
At COLIBRIX ONE, your work directly powers the digital economy. If you're eager to solve meaningful challenges and build with purpose, we'd love to hear from you.
About the Role





We're looking for a Treasury Specialist to support our daily financial operations, manage liquidity, and ensure smooth and timely payment processing. You'll monitor account balances, resolve payment issues, and maintain accurate financial records, helping keep operations efficient and compliant.
Key Responsibilities

Manage liquidity
Oversee payment transactions, verify payments and resolve issues
Keep track of daily operational transactions and maintain accurate records
Closely and continuously monitor account balances
Process financial data
Ensure cost-effective and legally compliant operations
Organize and maintain up-to-date project documentation workflow
Collaborate with the Financial team to support financial reporting and forecast
Monitor subscription billing cycles, and ensure uninterrupted system operations
What you need to succeed in this role

Experience as a Back Office Specialist, Payment Specialist, Operational Specialist or a simi

📌 Treasury Specialist (Madrid)
🏢 Colibrix One
📍 Madrid