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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:
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.
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.
* This position is offered within the COLIBRIX ONE. Employment will be under the appropriate legal entity based on the role and location.
Colibrix One is a London-based fintech company specializing in core banking and payment gateway solutions. The company builds technology that supports financial institutions and payment processing, with a focus on robust, scalable systems. While relatively young, it has established a presence in the fintech ecosystem, offering services that range from core banking platforms to payment gateway integrations.
Colibrix One is expanding its operations in Spain, with open roles across engineering, product, and operations. The company's Spain presence is growing, and it is actively hiring international professionals for roles such as Senior Go Engineer and DevOps Engineer. The work culture emphasizes technical innovation and cross-functional collaboration, making it an attractive option for those looking to contribute to a dynamic fintech environment in Spain.
A DevOps Engineer will build and maintain cloud infrastructure for a fintech company. The role offers professional growth and flexible work arrangements. The position is remote-based.
A Chargeback Specialist will manage the end-to-end card dispute process under Visa and Mastercard schemes.
Senior Account Manager owning complex fintech merchant relationships in Barcelona. You'll mentor colleagues, lead onboarding, and drive retention for high-value merchants.
Key Account Manager will build lasting relationships with merchants and drive fintech innovation. The role offers a collaborative environment and language training.
A Business Process Analyst will optimize payment infrastructure operations and monitor transaction traffic.
A Senior Go Engineer will design and develop Go-based services for a fintech payment gateway. The role offers competitive salary, flexible work arrangements, and continuous learning opportunities.
A Financial Analyst will support daily card payment and settlement operations. The role offers hands-on exposure to core fintech processes and professional growth. The position is based in Barcelona.
B2B Sales Manager selling payment acquiring and merchant processing solutions to European merchants. Focus on low- and medium-risk verticals, from prospecting to go-live.
€26k - €30k
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