Test Engineer (SQL / ETL / Python)- FTC

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View more categories View less categories Sector Engineering, Technology Role Professional Contract Type Permanent Hours Full Time

We are seeking an experienced Test Engineer to join our Data Democratisation team on a Fixed Term Contract until the end of 2025.

The role will oversee the validation of broadband data from our new billing system, ensuring data integrity and accuracy across both existing and new Finance data products.

You will play a critical role in ensuring the successful implementation and reliability of financial data processes within the programme. You will collaborate with multiple stakeholders, including third-party vendors, internal programme teams, and financial data product users.

Who we are

The UK's fastest broadband network. The nation's best-loved mobile brand. And one of the UK's biggest companies.

Diverse, high-performing teams with serious talent. We offer the UK more choice and better value through our boundary-pushing, customer-championing values and ambitions.

Together, we are Virgin Media O2, and we can't wait to see what you can do.

Accessible, inclusive and equitable for all

Virgin Media O2 is an equal opportunities employer committed to removing bias and barriers. We build equity and inclusion into everything we do and support you to be your authentic self throughout your application journey.

The must haves

In order to be considered, you must have the following experience:

• Extensive experience as a Test Engineer, with a strong background in hands-on testing of data pipelines and financial reporting systems. Must be comfortable conducting data reconciliation and accuracy testing independently.
• Proficiency in SQL (BigQuery preferred) to extract, validate, and compare data across systems. Experience testing dbt transformations and ensuring data integrity within cloud-based data environments.
• Experience supporting major migrations, such as moving PAYG and broadband customers onto Netcracker. Ability to validate data with no regression impact and ensure business processes function as expected.
• Experience working with third-party vendors (e.g., Cognizant, Accenture) and internal teams, providing clear test findings, and supporting key business users in measuring success. Must be able to engage senior stakeholders effectively.
• Strong understanding of data governance, SOX compliance, and financial reporting.

The other stuff we are looking for

We'd also love you to bring:

• Previous experience in telecommunications.

What's in it for you

Our goal is to celebrate our people and create a culture that empowers everyone. We believe diversity and inclusion make for a better business and a brighter world.

Working at Virgin Media O2, you get a comprehensive reward package with benefits and extras to support you and your loved ones.

Next steps

If you feel you belong here, we'd love to learn more about you. The application process may include a three-stage interview process. Please inform us of any adjustments needed to support your recruitment experience.

Note: Applications are reviewed continuously, and the closing date may be moved forward. We encourage early applications. Employment is conditional upon passing background checks, including criminal record and possibly financial probity checks.

Thank you for your interest in joining Virgin Media O2.