Senior Quality Engineer – BigQuery & Python

Contract | Melbourne | 3 Days Onsite | CloudMarc

CloudMarc is looking for an experienced Senior Quality Engineer with strong BigQuery, Python and data testing experience to join a major enterprise program in Melbourne.

This is a hands-on Quality Engineering role focused on validating complex data solutions, building automated testing capability and ensuring data quality across large-scale platforms.

The Role

You’ll be responsible for:
Testing complex data pipelines, transformations and integrations.
Performing data validation and reconciliation using BigQuery.
Developing automated data testing solutions using Python.
Writing and executing complex SQL queries for data validation.
Testing data across source, transformation and target layers.
Validating data accuracy, completeness, integrity and quality.
Building reusable automated test scripts and frameworks.
Performing functional, integration, regression and end-to-end data testing.
Identifying data quality issues and investigating root causes.
Working closely with Data Engineers, Developers, BAs and delivery teams.
Supporting automated testing within CI/CD pipelines.

What We're Looking For




Strong experience as a Senior Quality Engineer / Data Test Engineer / Senior Test Automation Engineer.
Solid hands-on Google BigQuery experience – essential.
Strong Python experience – essential.
Advanced SQL and data validation skills.
Solid experience testing complex data pipelines and transformations.
Experience with ETL/ELT and data integration testing.
Experience developing automated data testing solutions.
Robust understanding of data quality and reconciliation.
Experience working with cloud-based data platforms.
CI/CD and Agile delivery experience.
Strong analytical and problem-solving skills.

About CloudMarc

CloudMarc is a specialist technology consultancy delivering Quality Engineering, Development and Cloud Services across major enterprise organisations.

Location: Melbourne – 3 days onsite

Engagement: Contract

Key Skills: BigQuery | Python | SQL | Data Testing | Automation | ETL/ELT | Quality Engineering

If you’re a Senior Quality Engineer with strong BigQuery and Python experience, we’d like to hear from you!

📌 Senior Quality Engineer – Bigquery & Python Melbourne
🏢 CloudMarc
📍 Melbourne