Fraud & Forensics Data Engineering

JOB OPPORTUNITY: SENIOR – FRAUD & FORENSICS DATA ENGINEER

Location: Johannesburg / Hybrid-3 days in the office

Industry: Telecommunications / Fintech / Financial Services

Contract: 6 Months independent contract-Senior

We are looking for an experienced senior: Fraud & Forensics Data Engineer to join a leading organisation and deliver data engineering solutions that support fraud detection, forensic investigations and financial crime analytics across multiple markets.

This is a hands-on technical role requiring strong data engineering skills combined with an understanding of fraud and financial crime environments.

Key Responsibilities

• Design, develop, test, deploy and support fraud and financial crime data solutions.
• Translate fraud problem statements and investigation requirements into practical technical solutions.
• Design and develop ETL/ELT pipelines, data models, analytical datasets and data products.
• Implement batch, streaming and event-driven data ingestion solutions.
• Develop fraud-specific data marts, dimensional models, star schemas and analytical views.
• Build reusable data products supporting transaction monitoring, suspicious activity, customer behaviour, merchant/agent patterns and forensic investigations.
• Develop analytical datasets and reporting layers for fraud dashboards, alerts, scorecards and trend analysis.
• Implement data quality checks, validation rules, reconciliation logic and exception handling.
• Troubleshoot data pipeline failures, transformation issues, latency and data-quality problems.
• Support fraud investigation teams with data extracts, investigation packs and pattern-analysis datasets.
• Automate recurring data preparation, monitoring, validation and reporting processes.
• Ensure solutions comply with data governance, security, privacy, audit and regulatory requirements.
• Work closely with Fraud & Forensics, Data, Technology, Risk, Compliance and Information Security teams.
• Provide technical documentation, knowledge transfer and post-deployment support.

Minimum Requirements

• Bachelor's degree in Computer Science, Information Systems, Data Engineering or a related field.
• 5–7+ years' experience in Data Engineering, Data Modelling or Data Architecture.
• Strong hands-on experience with:
• • SQL
    • Python
    • Relational databases such as SQL Server, PostgreSQL or Oracle
    • Data modelling across conceptual, logical and physical levels
    • Dimensional modelling / Star Schema
    • ETL / ELT and data pipeline development
• Experience with cloud data platforms such as:
• • Azure Synapse
    • Azure Data Factory
    • Databricks
    • Snowflake
    • BigQuery
• Understanding of data warehousing, big-data concepts, data governance, data quality and security.
• Familiarity with Power BI or other BI/reporting tools.

Fraud & Financial Crime Experience

The ideal candidate should have knowledge or experience in areas such as:

• Fraud detection systems and engines
• Fraud rules and alert logic
• Transaction monitoring
• Financial crime and forensic investigations
• Fraud typologies and risk indicators
• Suspicious behaviour/pattern detection
• Case management workflows
• Fraud data requirements and feature definition
• False-positive management and rule tuning
• Digital payments, wallet and mobile money fraud
• Fraud system testing and business validation
• Risk controls, governance and auditability

Advantageous

Certification or exposure in Fraud Examination, Financial Crime, Data Science, Analytics, Risk Management or Model Governance will be advantageous.

Ideal Candidate

We are looking for someone who combines strong hands-on data engineering capability with fraud-domain knowledge. You should be analytical, investigative, detail-oriented and comfortable working with both technical and fraud/forensics stakeholders.