Data Engineer (Python)

About the RoleWe are looking for a Python Data Engineer with strong hands-on experience in Behave-based unit testing, PySpark development, Delta Lake optimisation, and Azure cloud services. This role focusses on designing and deploying scalable data processing solutions in a containerised environment, emphasising maintainable, configurable, and test-driven code delivery.
Key Responsibilities

Develop and maintain data ingestion, transformation, and validation pipelines using Python and PySpark.
Implement unit and behavior-driven testing with Behave, ensuring robust mocking and patching of dependencies.
Design and maintain Delta Lake tables for optimised query performance, ACID compliance, and incremental data loads.
Build and manage containerised environments using Docker for consistent development, testing, and deployment.
Develop configurable, parameter-driven codebases to support modular and reusable data solutions.
Integrate Azure services, including:
Azure Functions for serverless transformation logic
Azure Key Vault for secure credential management
Azure Blob Storage for data lake operationsWhat We're Looking For

Proven experience in Python, PySpark, and Delta Lake.
SC Cleared
Strong knowledge of Behave for test-driven development.
Experience with Docker and containerised deployments.
Familiarity with Azure cloud services and data engineering best practices.
Ability to deliver scalable, maintainable, and testable solutions in a fast-paced environment.

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