Principal Data Architect

IO

Full-time management
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Location
Fenham, Tyne & Wear, United Kingdom
Posted
July 06, 2026

Job Description

Principal Data Architect (AWS / Snowflake) | London | Hybrid Working | Β£1XX,000 (doe)

iO Associates are hiring a Principal Data Architect to lead the design and delivery of an enterprise cloud data platform, with a strong focus on AWS and Snowflake. You’ll shape data strategy and standards, modernise legacy platforms, and drive scalable, governed data solutions across the business.

Key responsibilities

Define scalable enterprise data architecture (ingestion, transformation, analytics, governance)
Architect and optimise Snowflake (warehousing, sharing, performance)
Lead cloud modernisation/migration to AWS and automation of data pipelines
Set best practice around modelling, security, compliance and cost control
Partner with senior stakeholders and mentor delivery teams
What we’re looking for

Senior/Principal-level data architecture experience in enterprise environments
Strong track record delivering enterprise data architecture and scalable ...