Acquiring Fraud Investigator (2nd LoD)
We are looking for a highly motivated Acquiring Fraud Investigator to join Finom Payments’ Second Line of Defence within the Financial Crime Risk Management Function
This role sits in the Fraud Risk Management function, reports to the Fraud Risk Manager and is responsible for identifying and analysing the risks, as well as designing, monitoring, and challenging the effectiveness of Finom’s fraud controls, with a strong focus on acquiring fraud risks such as merchant abuse, friendly fraud, chargebacks, and card schemes compliance risks.
You will play a key role in building and continuously improving Finom’s fraud risk framework, ensuring fraud rates remain within risk appetite without compromising growth or customer experience.
Responsibilities
Acquiring Fraud Risk & Scenario Development
- Analyse internal data sources (alerts, chargebacks, disputes, anomaly reports, ML models) and external trends (card schemes, partners, law enforcement, industry intelligence) to identify emerging fraud risks related to acquiring business.
- Translate observed patterns into well-defined acquiring fraud scenarios, covering areas such as Card-Present and Card-not-present fraud, friendly fraud and dispute abuse, merchant fraud, transaction laundering, enumeration and testing attacks
- Maintain and continuously enrich the Acquiring Fraud Typology Library, aligned with scheme rules, regulatory expectations, and Finom’s risk appetite.
- Work closely with the Fraud Risk Manager, product, engineering, and ML teams to ensure correct translation of acquiring fraud scenarios into rules, thresholds and controls as well as machine-learning features and signals
- Participate in back-testing, validation, and tuning of acquiring fraud controls prior to production release.
- Monitor performance metrics (fraud rate, chargeback ratio, false positives, merchant friction) and propose optimisation actions.
- Act as a Second Line challenger, providing independent oversight of acquiring fraud risk decisions taken in the First Line.
- Support scheme-related topics such as Visa / Mastercard monitoring programs, dispute ratios, and remediation actions.
- Establish proper stakeholder management with product teams, risk management, quality assurance and operations teams
- Develop training materials and guidance for acquiring fraud analysts, dispute teams, and QA.
- Assist in drafting and reviewing system requirements, procedures, and internal policies related to acquiring fraud prevention.
- Actively participate in process improvement initiatives and ad-hoc projects within the Financial Crime Risk Management function.
- Perform other duties as reasonably required to support the operational efficiency and fraud loss prevention of Finom.
Who you are
- English – full working proficiency
- 2–4+ years of experience in fraud risk, acquiring fraud, card fraud, or payments risk within a fintech, PSP, or regulated financial institution
- Experience with fraud prevention, fraud detection, fraud investigations and fraud mitigations in the financial (Banking, PSP, FinTech) sector
- Solid understanding of card fraud typologies, card scheme rules, and dispute / chargeback mechanics
- Knowledge of the payments ecosystem, issuing and acquiring
- Experience working with fraud rules, scenarios, or ML-driven controls (end-to-end lifecycle preferred)
- Ability to analyse large datasets; experience with SQL and/or BI tools is a strong advantage
- Strong analytical and critical-thinking skills
- Detail-oriented, proactive, and comfortable working in a fast-paced, scaling environment
- Ability to balance risk mitigation with business enablement
- Thinks like a risk partner, not a blocker
- Is comfortable challenging assumptions and proposing pragmatic solutions
- Can explain complex fraud risks in simple, business-friendly language
- Communicates effectively with stakeholders across product, tech, and operations
FINOM strongly rejects the “Compliance says No” mindset.
We are looking for someone who:
