Full job descriptionPrincipal Data Engineer
£90,000 - £110,000
London, Harmondsworth (3 days a week in office)
This is an opportunity to join a large-scale organisation undergoing an exciting transformation of its data capabilities. You’ll play a key role in shaping engineering standards, influencing technical direction, and leading the delivery of business-critical data products within a modern cloud environment.
THE COMPANY
They are a well-established UK organisation investing heavily in their data and technology landscape. Operating within a federated data model, they have embedded data teams across the business to drive innovation and commercial impact. Their engineering teams work with complex, high-volume datasets that directly support key business decisions and outcomes. You’ll join a collaborative environment where technical excellence, continuous improvement, and knowledge sharing are actively encouraged. This is a role with genuine influence and visibility across the wider organisation.
THE ROLE
As a Principal Data Engineer, you will combine hands-on engineering with technical leadership, people management, and stakeholder engagement.
Specifically, you can expect to be involved in the following:
*Providing technical leadership across Data Engineering, Software Engineering, and DevOps practices
*Building, improving, and maintaining scalable data platforms and pipelines
*Working closely with engineering teams to establish best practices, standards, and delivery frameworks
*Troubleshooting complex technical challenges and helping unblock delivery teams
*Leading, coaching, and mentoring engineers to support their professional development
*Driving continuous improvement across data products, tooling, and engineering processes
*Collaborating with senior stakeholders to align technical solutions with business objectives
*Supporting the ongoing evolution of a modern cloud-based data ecosystem using AWS, Snowflake, and dbt
*Contributing to the operation, monitoring, optimisation, and reliability of production data systems
SKILLS AND EXPERIENCE
The successful Principal Data Engineer will have the following skills and experience:
*Strong commercial experience in Data Engineering and modern software engineering practices
*Expertise working with AWS cloud services
*Experience building and scaling solutions within Snowflake
*Strong knowledge of dbt and modern data transformation methodologies
*Excellent SQL and data modelling capabilities
*Experience with CI/CD, DevOps practices, testing, monitoring, and operational support
*Ability to lead technical discussions and influence engineering decisions across teams
*Experience managing, coaching, or mentoring engineers
*Strong stakeholder management and communication skills
*Ability to thrive within large, complex organisational environments
BENEFITS
The successful Principal Data Engineer will receive the following benefits:
*Salary between £90,000 - £110,000 - depending on experience
HOW TO APPLY
Please register your interest by sending your resume to Majid Latif via the Apply link on this page.