Transaction Monitoring Specialist

Colibrix One

Barcelona, ESremote countryPosted Jul 24, 2026
Posting intelligenceActively listedReposted 2×, possible evergreen/ghost posting

About the role

Join COLIBRIX ONE – Innovating the Future of Payments

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:

Global 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 Transaction Monitoring Specialist with strong analytical skills to detect fraud, assess risk, and ensure compliance with AML/CTF regulations and card scheme rules. You will monitor transactions in real time, investigate suspicious activity, and support improvements in monitoring processes.

Key Responsibilities

Monitor deposits and review daily fraud reports to ensure merchant compliance with Visa and Mastercard programs

Conduct real-time transaction monitoring for both business and individual clients

Analyze large volumes of transaction data to detect suspicious patterns and potential fraud

Perform periodic evaluations of client accounts and website functionality, including test transactions, to ensure compliance

Investigate merchants and portfolios to assess risk, ensure compliance, and detect fraudulent or illegal activities

Identify potential money laundering, terrorist financing, and sanctions evasion scenarios

Collect and manage additional client data related to completed transactions

Address operational monitoring issues promptly, escalating and reporting suspicious activities as needed

Ensure all client transactions comply with AML/CTF procedures and guidelines

Assist colleagues from other departments with AML/CTF-related matters

Provide insights and recommendations to enhance transaction monitoring efficiency

What you need to succeed in this role

Minimum of 2 years of experience in AML

Strong understanding of AML/CTF regulations and industry best practices

Familiarity with customer due diligence (CDD) and enhanced due diligence (EDD) procedures

Familiarity with payment screening processes

Excellent analytical and problem-solving skills, with strong attention to detail

Ability to handle confidential information

Proficiency in Microsoft Office and AML software/tools

Certification in AML/CTF or a related field is a plus

Experience working in a fast-paced environment

Motivation to learn and contribute to ongoing process improvements

Strong written communication skills, with the ability to convey complex information clearly

Fluency in English (additional languages are considered an asset)

What We Offer

Opportunity to shape the future of fintech solutions within a growing company

Collaborative, horizontal team structure that values your expertise and ideas

Continuous learning and development opportunities to enhance your skills and career growth

Competitive salary and benefits package

This position is offered within the COLIBRIX ONE. Employment will be under the appropriate legal entity based on the role and location.

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