Principal Data Engineer

The Very Group

full-time

Posted on: 9/24/2025

Origin: • 🇬🇧 United Kingdom

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Lead

Amazon RedshiftApacheAWSEC2ETLGradleHadoopJavaJenkinsJUnitLinuxMavenMockitoMySQLOraclePostgresPythonScalaSparkSQLTerraform

About the role

This Principal Data Engineer role will work exclusively within our AdTech business unit whilst ensuring alignment to best practices, standards, and policies.
Work within the AdTech squad focusing on priorities to enable consistent, efficient, effective use of the Data Lake, Enterprise Data Warehouse, and marketing tools.
Oversee impact assessments, discovery, technical design, delivery, and release into production, often working cross functionally and collaboratively.
Technically manage AdTech priorities across various technologies and collaborate with architecture, product owners and delivery lead to ensure timely, efficient solution creation/maintenance.
Interact with the core Data Engineering team, and collaborate and align with agreed solutions, policies, and delivery mechanisms.
Lead daily stand ups and help lead resolutions to development or support challenges, consulting with Architects, Product Owners, and Delivery Managers for prioritisation.
Build and maintain strong business relationships with Third Party vendors ensuring cost effective and performant technology use and ensure new solutions comply with regulatory legislation such as GDPR.
Provide out of hours support for applications to ensure the shop stays open and fully functional.

Proficient in Python or Scala
Familiarity in Java
Experience in a Marketing technical stack and 3rd party tools
Broad experience of working within AWS; including infrastructure (VPC, EC2, Security groups, S3 etc) to AWS data platforms (Redshift, RDS, Glue etc).
Working Knowledge of infrastructure automation with Terraform.
Working knowledge of test tools and frameworks such as Junit, Mockito, ScalaTest, pytest.
Working knowledge of build tools– Maven, Gradle, SBT or equivalent.
Understanding of source control management and associated tools such as Git/Bitbucket.
Experience in the use of CI /CD tools such as Jenkins or an understanding of their role.
Experience with Apache Spark or Hadoop.
Experience in building data pipelines.
Experience of designing warehouses, ETL pipelines and data modelling.
Good knowledge in designing, building, using, and maintaining REST APIs.
Good SQL skills with any mainstream database – Teradata, Oracle, MySQL, Postgres.
Proficient Linux skills.
Agile exposure with Scrum using tools such as Jira and Confluence.
Strong analytical, technical, organizational and communication skills.
Flexible in learning and being exposed to innovative technologies.
A Team player with experience of line management and strong soft skills.