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Principal Software Engineer - Data

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Oxford Economics

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Location:
United Kingdom , London

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

Oxford Economics’ data platform is entering a new phase of growth, with increased scale, visibility, and business importance. We are investing to improve resilience, scalability, and operational simplicity so teams across the business can innovate and deliver client value with confidence. We are seeking an ambitious, self-motivated Principal Software Engineer to provide technical and strategic leadership for the Data team and shape the platform’s evolution. This role exists to bridge technology and business priorities, set architectural direction, define reliability standards, and scale delivery practices to match our expanding data needs.

Job Responsibility:

  • Partner with product, business, and executive stakeholders to align platform strategy with business goals
  • Design, build, and evolve resilient data flows from internal and external sources through to client-facing products
  • Establish platform observability as a first-class concern
  • Introduce and maintain data quality controls
  • Lead and de-risk migrations
  • Own platform performance and cost efficiency
  • Build and maintain backend services and APIs that power Databank products and internal workflows
  • Collaborate on security and access control patterns
  • Improve developer experience and delivery practices
  • Contribute to frontend systems where needed

Requirements:

  • Significant professional experience delivering and evolving business-critical production systems end-to-end
  • Expert-level proficiency in C#/.NET and TypeScript
  • Deep, hands-on SQL and analytical data platform experience
  • Proven track record of improving reliability and operability at scale
  • Strong experience with cloud infrastructure and modern engineering practices

Nice to have:

  • Azure experience
  • Experience integrating external data providers and handling evolving schemas/contracts
  • Familiarity with data quality frameworks/patterns and/or orchestration tools
  • Exposure to ISO27001-aligned practices or working in security-conscious environments
What we offer:
  • Private Healthcare
  • Employee Assistance Program
  • Enhanced Maternity and Paternity Leave
  • Workplace Nursery Scheme
  • Cycle to Work Scheme
  • Hybrid/Flexible Working
  • Team Gatherings and Connection Boost

Additional Information:

Job Posted:
January 03, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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