Principal Data Engineer

Company: nasstar
Location: London, UK
Type: remote
Posted: Aug 19, 2026
Views: 0
As a Principal Data Engineer, you will serve as the bridge between complex technical architecture and strategic business value. This is a high-impact, client-facing leadership role designed for an expert who can navigate deep technical challenges while maintaining a "customer-first" mindset. You will be the primary technical authority for our clients, ensuring their data platforms are resilient, scalable, and aligned with their long-term business goals.
  • Customer Excellence & Stakeholder Management: Act as the primary strategic partner to client business owners, aligning technical data solutions with corporate goals while championing reliability and "clean data" for all consumers.
  • Solution Architecture & Tech Strategy: Drive the development of complex, large-scale data architectures and multi-year technology roadmaps, balancing technical innovation with cost efficiency and operational stability.
  • Delivery & Execution: Oversee "team-of-teams" delivery performance, ensuring the quality and resilience of high-impact data pipelines while managing capacity planning and team velocity.
  • Incident Management & Resilience: Lead the triage and resolution of critical platform incidents, taking full ownership of root-cause prevention and maintaining transparent communication with clients during recovery.
  • Governance, Risk & Compliance: Implement robust governance frameworks and compliance controls, acting as the authoritative lead on risk mitigation and the primary technical contact for regulatory matters.
  • Knowledge Management & Mentorship: Champion an organisational culture of knowledge sharing, representing the firm at industry events and establishing best practices across communities of practice.
  • Business Strategy: Influence long-term organizational health by driving platform efficiency, managing engineering budgets, and leading strategic hiring and retention initiatives.
Essential:
  • Proven experience in a principal engineering role.
  • Extensive experience with cloud data platforms such as Azure or AWS, with a focus on Databricks.
  • Highly skilled with Pythonic data processing tools such as Pyspark and SparkSQL.
  • Strong understanding of data modelling concepts relational and non-relational databases.
  • Proficiency in SQL and experience with data integration and ETL tools.
  • Excellent knowledge of big data technologies and frameworks.
  • Strong knowledge of data governance and data security best practices.
  • Strong analytical mindset with attention to detail and a consultative approach.
  • Excellent communication and stakeholder management skills.
  • Remote-first working with flexibility around client needs.
  • Private health insurance.
  • Projects with global brands & public sector leaders, working on real-world impact.
  • Exclusive access to AWS & Databricks certifications, training, and partner tools.
  • A collaborative culture of technical excellence and continuous learning.
  • A lead role in shaping delivery standards and future Data & Consulting practices within the firm.
  • Competitive salary, bonus structure, and long-term growth opportunities.
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About the Company

Name: nasstar
Website: https://www.nasstar.com

Nasstar is a cloud service specialist. With an integrated suite of services, we design, implement, and manage multi-cloud solutions, innovative communication tools and high-performance networking to help our customers transform and modernise. Our impressive portfolio of customers in every industry across the globe, are supported by a talented team of technical leads, consultants, Project Managers and everything in between.

As an organisation that is continually evolving to keep up with the ever-changing advances in the tech industry we are continually looking for new talent, so if you’re an enthusiastic, driven and passionate individual looking to make a difference, then we want to hear from you!

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