12 of 12 Star Schema Jobs in London

Data architecture (Data Lakes, Data Warehouses) and distributed processing concepts (e.g., MapReduce). ETL/ELT Basic knowledge of ETL principles and data modeling (star schema, snowflake schema). Version Control Practical experience with Git (branching, merging, pull requests). Preferred Qualifications (A Plus) Experience with ...

Hands-on expertise with Azure Data Factory, Azure Databricks, Azure Storage and Azure DevOps Advanced Python and SQL skills Experience designing data models (including star schema) for Power BI or similar reporting tools Experience within insurance, MGA or financial services environments is highly desirable Excellent communication skills with ...

well-structured queries Experience building dashboards reports using modern BI tools (Power BI Tableau Looker or similar) Solid understanding of data modelling concepts including star schemas analytical datasets Experience working with cloud-based data platforms modern data stacks Ability to communicate insights clearly to both technical non-technical stakeholders ...

Power BI (report building, dashboards, DAX, data modelling) Proficiency in SQL for querying, validating, and analysing data Solid understanding of data modelling concepts (e.g. star schema, facts and dimensions) Experience working with data warehouses and/or data lakes Ability to create and maintain data dictionaries and metrics ...

Strong experience designing and delivering large-scale data migrations Expert-level Python and SQL Infrastructure-as-Code using Terraform Data modelling and warehouse design (star schema, performance tuning) Strong experience with dbt and modern ELT patterns Excellent stakeholder communication and technical leadership skills ...

Preparation Strong SQL and data transformation skills Power BI (DAX & Power Query) experience Familiarity with dbt or ELT tools (desirable) Knowledge of data modelling (star schema, slowly changing dimensions) Awareness of data governance and compliance (GDPR/GMP) Manufacturing or regulated industry experience is an advantage Ability ...

Preparation Strong SQL and data transformation skills Power BI (DAX & Power Query) experience Familiarity with dbt or ELT tools (desirable) Knowledge of data modelling (star schema, slowly changing dimensions) Awareness of data governance and compliance (GDPR/GMP) Manufacturing or regulated industry experience is an advantage Ability ...

requirements and deliver practical solutions. Ensure data quality and consistency across reporting pipelines. What We’re Looking For Power BI Expertise: Advanced data modelling (STAR schema, relationships, filter direction). Strong DAX skills for measures and calculations. Experience optimizing performance for large datasets. Excel Mastery: Advanced formulas (SUMIFS ...

requirements and deliver practical solutions. Ensure data quality and consistency across reporting pipelines. What We’re Looking For Power BI Expertise: Advanced data modelling (STAR schema, relationships, filter direction). Strong DAX skills for measures and calculations. Experience optimizing performance for large datasets. Excel Mastery: Advanced formulas (SUMIFS ...

requirements and deliver practical solutions. Ensure data quality and consistency across reporting pipelines. What We’re Looking For Power BI Expertise: Advanced data modelling (STAR schema, relationships, filter direction). Strong DAX skills for measures and calculations. Experience optimizing performance for large datasets. Excel Mastery: Advanced formulas (SUMIFS ...

have Databricks experience Strong experience with relational and big data engines Knowledge of good data pipeline implementation and design (Concepts such as Kimball/Star Schema) Strong understanding Data warehousing concepts and modelling Proper documentation Good understanding of Agile ways of working Data Engineer, Azure, Databricks, ADF Reasonable ...

strategies. Handle complex data encoding transformations, such as EBCDIC to UTF-8 and packed decimal conversions, with validation test suites. Utilize migration tooling for schema conversion and downstream analytics (Glue, Athena, Redshift), with infrastructure-as-code (Terraform) and CI/CD (GitLab). Plan and execute cutovers with dual … analytics. Normalization & design: Normalize to 3NF/BCNF for transactional systems; understand when to denormalize for queries; trade-offs between 3NF, Data Vault, and star schemas. Domain-Driven Design: Bounded contexts and subdomains; aggregates and aggregate roots; entities vs. value objects; repository patterns; ubiquitous language. Event-driven architecture: Domain ...