Decision Science Model Validator

Recruiter:

Network Recruitment

Job Ref:

NFP016407/CL

Date posted:

Monday, December 1, 2025

Location:

Stellenbosch, South Africa

SUMMARY:
If you love digging into data, challenging the status quo, and building models that make sense in the real world, this one’s going to catch your eye. Think big impact, solid growth, and a team that genuinely knows what they’re doing. This opportunity is with a leading financial services organisation known for simple, tech-forward banking solutions and a people-first culture. They’re all about innovation, accessibility, and building products that actually improve customers’ lives.

POSITION INFO:
You’ll be joining a specialist team that validates high-impact models used across risk, finance, credit, fraud detection, and more. It’s a space where your work is seen, needed, and trusted.

You will get exposure across the full model landscape, the chance to challenge thinking, build challenger models, and drive real improvement across the business. The environment is collaborative, supportive, and built around growth.

Key Responsibilities:

Validate models, end-to-end, across multiple domains, ensuring accuracy, reliability, and compliance.
Build challenger models to stress-test assumptions and improve model performance.
Work closely with technical and business teams to provide insight, feedback, and model challenge.
Review, document, and report on findings clearly to support risk and decision-making.

Job Experience and Skills Required:

Honours in Mathematics, Statistics, Actuarial Science, or Data Science.
3+ years’ experience building, validating, or monitoring scorecards (credit application, behavior, or marketing).
Solid experience with data mining, predictive modelling, and analysis.
Strong understanding of the full credit lifecycle.
Able to work across multiple model types without getting overwhelmed.

Apply now!

For more exciting Finance vacancies, please visit: I also specialize in recruiting in the following:

Actuarial
Product Development
Pricing
Valuations
Credit Risk
Market Risk

If you have not had any response in two weeks, please consider the vacancy application unsuccessful. Your profile will be kept on our database for any other suitable roles / positions.

For more information, contact:
Chanél Lubbe
Specialist Recruitment Consultant in Actuarial & Analytics

Connect with me on LinkedIn!

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