Looker Developer / BI Analyst

Salary: £49,000 - 89,000 per year

Requirements:

• Strong experience with Looker and LookML development
• Advanced SQL skills with several years of hands-on experience
• Experience building scalable semantic layers in a BI tool, with Looker preferred
• Solid understanding of data modelling principles, such as star schema and dimensional modelling
• Experience with ETL/ELT tools, such as dbt, Fivetran, or similar
• Knowledge of data governance and metric standardisation practices
• Experience delivering high-quality dashboards and data visualisations
• Strong analytical and problem-solving skills
• Ability to translate business requirements into technical solutions
• Excellent stakeholder engagement skills and the ability to influence decision-making
• A curious mindset with a passion for continuous learning
• Beneficial experience or knowledge in advanced Looker capabilities, cloud data platforms, analytics engineering practices, Python or R, modern data stack implementations, or supporting organisation-wide BI adoption initiatives

Responsibilities:

• Act as a subject matter expert for Looker, advocating best practices in semantic modelling, governance, and self-service analytics
• Design, develop, and maintain LookML models, including views, explores, and dashboards
• Build scalable and reusable semantic layers to ensure consistency and trust in business metrics
• Partner with Sales, Marketing, Product, and Finance teams to understand reporting needs and translate them into robust Looker solutions
• Develop and maintain data pipelines and transformations in collaboration with analytics engineering teams to support Looker models
• Optimise Looker performance through efficient modelling, caching strategies, and query design
• Enable and promote self-service analytics by creating intuitive dashboards and curated explores
• Enforce data governance standards, ensuring accuracy, consistency, and proper documentation of metrics
• Analyse datasets to identify trends, patterns, and insights, and clearly communicate findings to stakeholders
• Support business users in adopting Looker, including training, documentation, and best practice guidance
• Collaborate cross-functionally to align on KPIs, definitions, and data strategy
• Contribute to continuous improvement of the data platform, tooling, and processes

Technologies:

• Cloud
• ETL
• Fivetran
• Support
• Looker
• Marketing
• Python
• SQL
• dbt
• API
• AWS
• Redshift
• BigQuery
• CI/CD
• Embedded
• Snowflake

More:

We are Tes, a global EdTech leader on a mission to power schools and enable great teaching worldwide by delivering software and services that support safeguarding, compliance, staff and pupil management, and more. We work with more than 13 million educators and 25,000 schools in over 100 countries, and our role is based in our Data & Insights department with a hybrid working pattern, including three days each week in the office in Sheffield or London. We offer a full-time, permanent position with a salary of up to £50,000 per annum, plus benefits including 25 days annual leave rising to 30, a 5% pension after probation, state-of-the-art offices, access to My Benefits World, free eye care cover, life assurance, a cycle to work scheme, an employee assistance programme, quarterly socials, and an extensive learning and development menu.

last updated 36 week of 2026