Core Ledger: Interest & Product Logic Specialist

TF Bank AB; Málaga; Híbrido; EUR 60.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid options

Modern Málaga office

Competitive salary

Professional development

Descripción de la vacante

TF Bank AB in Málaga is seeking a specialist who blends financial know-how with strong analytical skills to join our Core Ledger team. You will define business rules for interest, fees, and product configurations, and ensure supplier Deliveries meet requirements.

You will provide hands-on internal support across the business on interest, fees, and product behaviour. The role focuses on testing, documenting, and validating calculation logic, collaborating with finance, compliance, and product

Formación

• 4+ years of experience in a financial, analytical, audit (internal or external), or product role within financial services, lending, or payments.
• Strong understanding of interest calculation methodologies (e.g. effective interest rate, simple interest, compound interest, XIRR).
• Experience writing detailed financial business rules and specifications for systems built by others, or experience auditing and validating such systems.
• Solid grasp of product structures in consumer credit, BNPL, or instalment lending.

Responsabilidades

• Define and document detailed requirements for interest calculation logic, accrual rules, and fee structures, to be delivered by external suppliers.
• Translate financial product requirements from business and product teams into precise specifications for our suppliers.
• Verify and test the product configuration delivered by suppliers, ensuring it behaves correctly for all financial instruments.
• Ensure the mathematical and financial correctness of calculation logic delivered, including edge cases and regulatory requirements.
• Collaborate with finance, compliance, and product teams to validate that supplier deliveries meet business intent.
• Support audit and regulatory reporting by ensuring calculation logic is transparent, traceable, and well-documented.
• Investigate and resolve discrepancies in interest calculations, fee postings, or product behaviour, working with suppliers when needed.
• Define and execute test cases for financial calculation logic, including boundary and regression tests.
• Provide hands-on internal support to other teams on questions about interest, fees, and product behaviour — this is a significant and ongoing part of the role.

Conocimientos

Analytical thinking

Financial concepts

Documentation

Problem solving

Stakeholder communication

Educación

BSc or MSc in CS/SE/Finance/Audit

Descripción del empleo

TF Bank AB in Málaga is seeking a specialist who blends financial know-how with strong analytical skills to join our Core Ledger team. You will define business rules for interest, fees, and product configurations, and ensure supplier Deliveries meet requirements.

You will provide hands-on internal support across the business on interest, fees, and product behaviour. The role focuses on testing, documenting, and validating calculation logic, collaborating with finance, compliance, and product