Data Scientist - Fraud

Posted Yesterday
Be an Early Applicant
3 Locations
In-Office
Senior level
Fintech • Consulting
The Role
Develop fraud scores, statistical models, machine learning algorithms, and analytical products using credit bureau, transactional, and alternative data. Apply regression, AI/ML, segmentation, and champion-challenger techniques to fraud prevention solutions. Extract and blend complex datasets, document model development, support validation and deployment, and collaborate with product, compliance, risk, technology, and global analytics teams.
Summary Generated by Built In

Equifax is where you can power your possible. If you want to achieve your true potential, chart new paths, develop new skills, collaborate with bright minds,  and make a meaningful impact, we want to hear from you.

Come join the Equifax UK Data & Analytics  team and develop market leading fraud scores, models and analytical solutions using the latest cloud based technologies, techniques and tooling. Be part of a growing and diverse team tasked with creating the next generation of statistical models, machine learning algorithms and AI based products and services.


We believe great things happen when teams connect. Our schedule is built around 4 days of high-impact, in-office collaboration (Monday–Thursday), paired with Friday Flexibility to wrap up your week remotely. 


What You’ll Do
  • Develop market leading statistical fraud models and pseudo-models for the Equifax UK business e.g. consumer fraud models, commercial fraud models, synthetic fraud, payment intent models, and loan stacking indicators and models Utilise and blend all available data sources to ensure all fraud models are highly predictive and market leading - consumer bureau data, postcode insights, open source data,transactional insights & fraud indicators from partnerships
  • Apply traditional model development techniques and approaches (e.g. logistic regression) as well as adopting new AI/ML techniques such as gradient boosting, random forests, clustering, etc.
  • Utilise the latest cloud based technologies and analytical tooling to support test-and-learn champion/challenger approaches towards new fraud scores and models
  • Consider the creation of new characteristics/attributes to improve and maximise the predictive power of the model(s) as well as enhancing and creating other analytical products and services. This can be done through expert approaches or through AI approaches (e.g. transformers)
  • Investigate and apply appropriate segmentation and sub-populations to maximise overall model & score performance
  • Liaise with internal stakeholders in a timely and effective manner towards the delivery of new scores and products e.g. Product Managers, Model Risk Management, Pre-Sales, Consultancy, Compliance, Technology, Data & Analytics etc.
  • Work closely with Data Scientists and analytical teams globally across the Equifax business to share best practice and learnings
  • Adhere to relevant model development policies and procedures towards a successful deployment of scores and models e.g. sample design, good/bad definitions, rationale for exclusions, model development, model validation, implementation, etc.
  • Produce suitable documentation alongside the statistical development of the model(s) to support peer review and Model Risk Management processes

What experience you need
  • Experience using credit bureau data in statistical fraud models - raw and summarised data
  • Extensive experience developing statistical models and scores particularly within fraud (consumer and commercial)
  • Highly numerate with a relevant degree 2:1 or above
  • Use of relevant analytical tooling on a day-to-day basis e.g. Python, SAS, BigQuery, Jupyter Notebook, SQL, etc.
  • Previous experience of developing regression models and scores - e.g. logistic
  • Day to day exposure to large/complex datasets, analytical tools, spreadsheets, analytical platforms, etc.
  • Able to extract data from multiple platforms and create master datasets towards the development of statistical models
  • Experience across different fraud types, e.g. consumer fraud, commercial fraud, Anti-Money Laundering, KYC.
  • A team player, effective communicator with the ability to work unsupervised
  • Understanding of the regulatory landscape with respect to consumer & commercial credit and the potential impact to our clients (i.e. addressing the "why" behind our decision making)

What could set you apart
  • Experience of developing AI/ML based fraud solutions and models
  • Day to day use of G-Suite tooling, GCP and VertexAI
  • Experience of working in a credit reference agency and/or client environment e.g. Banking, Lending, Insurance, Public Sector, Utilities, etc.
  • Use of LLMs to improve efficiencies in the model building process
  • Use of alternative data such as open banking transactional data in statistical models
  • Experience of working in a product development environment
  • Experience with industry related fraud prevention tools (e.g. Hunter, Kount, SEON, ThreatMetrix, Lexisnexis, Minerva, CrossCore, TruValidate, FICO Falcon, etc.)
  • Experience with standard product testing procedures (UAT, OAT, regression, etc.)
  • Adoption of champion/challenger approaches and techniques
  • Creative and innovative thinker
  • Strong track record of delivery
  • Team player with the ability to go above and beyond

The Perks of being a Equifax Employee?

We offer a wide range of company supported benefits including contributory pension, life cover, income protection, healthcare, enhanced maternity and sick pay, 26 days holiday and a day off for your birthday, with the ability to buy and sell and free credit checks. We also offer flexible benefits ranging from cycle to work, discounted travel options, gym membership, dining and leisure discounts, financial & savings plans, mobile discounts plus much more!

We also support personal development and have a range of learning options including our global online learning platform and allow you to bring your whole self to work supported by our Inclusion and Diversity, Wellbeing and Employee Engagement forums.

Are you ready to power your possible?  Apply today, and get started on a path toward an exciting new career at Equifax, where you can make a difference!
 

Primary Location:

GBR-London

GBR-Leeds-6-Wellington, GBR-Nottingham

Function:

Function - Data and Analytics

Schedule:

Full time

Skills Required

  • Experience using credit bureau data in statistical fraud models
  • Extensive experience developing statistical models and scores, particularly for consumer or commercial fraud
  • Relevant degree at 2:1 level or above
  • Experience using analytical tools such as Python, SAS, BigQuery, Jupyter Notebook, or SQL
  • Experience developing regression models and scores, including logistic regression
  • Experience working with large and complex datasets and analytical platforms
  • Ability to extract data from multiple platforms and create master datasets
  • Experience across fraud types such as consumer fraud, commercial fraud, AML, or KYC
  • Understanding of the regulatory landscape for consumer and commercial credit
  • Experience developing AI/ML-based fraud solutions and models
  • Experience using GCP and Vertex AI
  • Experience working in a credit reference agency or client environment
  • Experience using LLMs in model-building processes
  • Experience using alternative or open-banking transactional data
  • Experience with fraud prevention tools such as Hunter, Kount, SEON, ThreatMetrix, or FICO Falcon
  • Experience with UAT, OAT, regression testing, or champion-challenger approaches

Equifax Inc. Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Equifax Inc. and has not been reviewed or approved by Equifax Inc..

  • Retirement Support — Savings programs include a 401(k) with company matching and, in some contexts, profit-sharing or pension components. These are described as solid parts of the total package.
  • Parental & Family Support — Programs include paid parental leave for birth and non-birthing parents and adoption assistance. Company materials highlight these benefits as part of a family-supportive offering.
  • Flexible Benefits — Multiple medical plan choices, dental and vision options, FSAs/HSAs, and voluntary supplemental coverages enable customization. The company publishes plan summaries and SPDs to help compare cost and coverage by location and tier.

Equifax Inc. Insights

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The Company
HQ: Atlanta, GA
16,742 Employees

What We Do

At Equifax (NYSE: EFX), we believe knowledge drives progress. As a global data, analytics, and technology company, we play an essential role in the global economy by helping financial institutions, companies, employers, and government agencies make critical decisions with greater confidence. Our unique blend of differentiated data, analytics, and cloud technology drives insights to power decisions to move people forward. Headquartered in Atlanta and supported by nearly 15,000 employees worldwide, Equifax operates or has investments in 24 countries in North America, Central and South America, Europe, and the Asia Pacific region. For more information, visit Equifax.com.

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