IT & Software

Data Modeller – Dimensional Modelling / 3NF / ERwin

GIOS Technology

London · England · United Kingdom

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Salary: $60 – $90 per year

Location: London, UK – Hybrid (2–3 days onsite)

  • Proven experience designing conceptual, logical and physical data models .
  • Strong hands-on experience with relational and dimensional data modelling , including 3NF, Star and Snowflake schemas.
  • Excellent knowledge of SQL and RDBMS , including SQL Server, Oracle and PostgreSQL.
  • Experience using data modelling tools such as ERwin and ER/Studio .
  • Strong understanding of data warehousing, ETL/ELT processes, data quality and data governance .
  • Ability to translate business requirements into efficient data structures and collaborate with architects, engineers and stakeholders.
  • Familiarity with Azure, AWS or GCP cloud platforms is an advantage.
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Reference: WJ-766_24114953 · Posted 09 Nov 2026, 09:52 PM

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