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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior BI Developer - **Company:** 17918 - **Location:** Broughton, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Databases, Data Architecture, Data Dictionary, Information Engineering, Data Governance, Extract Transform Load (ETL), Data Mart, Data Systems, Data Visualization, Digital Data, Google Analytics, Meta-Data Management, Performance Tuning, Power BI, SQL Stored Procedures, Snowflake, Data Strategy, Powerquery, Atlassian Tools, Data Analytics, Star Schema, Data Pipelines - **Published:** July 25, 2026 - **Apply:** https://www.apply4u.co.uk/jobs/x/42052078/ ## About the Role development, security, and process optimisation Advanced SQL development including query development and optimisation, stored procedures, and performance tuning Expert knowledge of end-to-end enterprise BI using Power BI including semantic modelling, DAX, Power Query, data visualisation best practice, report development, and performance optimisation Advanced data modelling including dimensional modelling, star schema design, database layers, and data mart development Knowledge of BI solution delivery methodologies including requirements and discovery, Agile delivery, testing, deployment, and post-production support Strong understanding of data governance and security frameworks including data quality, metadata management, lineage, user and permission management, compliance, and access controls Excellent documentation skills with the ability to create and maintain solution designs, data dictionaries, business glossaries and technical standards Strong stakeholder management, communication and business partnering skills with the ability to translate business requirements into data solutions Experience of marketing orchestration platforms (e.g. Bloomreach) or reverse ETL tools (e.g. HighTouch) is desirable Knowledge of marketing and digital data (e.g. Google Analytics, BiqQuery) would be advantageous Change management using JIRA and Confluence would be an advantage Experience using and implementing AI agents for code creation and process efficiency would be advantageous About AJ Bell At AJ Bell, we believe investing should feel good. Whether you're looking for an ISA, pension or dealing account, whether you want to invest with the help of a financial adviser or do it yourself, we have easy-to-use solutions to suit people from all walks of life. We're one of the UK's fastest-growing investment platform businesses, trusted by everyone from professional financial advisers to first-time investors. Today, over 723,000 customers trust us ## Description hackajob is collaborating with AJ Bell to connect them with exceptional professionals for this role. Job Description As part of our continued growth and investment in our data and analytics capabilities, we re recruiting for an experienced Senior BI Developer to join our dynamic direct-to-consumer (D2C) business. This is a key opportunity to play a central role in shaping how data is leveraged to drive insight, inform decisions, and support ongoing business success. As the Senior BI Developer, you will play a pivotal role in designing, building, and maintaining the data assets that underpin our reporting, analytics, and customer marketing capabilities. You ll work closely with stakeholders to define requirements, develop best-in-class data products, and produce engaging and accurate reporting used by our teams and senior managers to track performance and make strategic decisions. You ll also form a key part of our wider data community, ensuring that our organisational data supports our ambitious growth targets. And most importantly you will contribute to our company data strategy by supporting colleagues to become even more data literate and ensuring they have reliable and relevant data and reporting at their fingertips. What you ll be doing Working closely with internal stakeholders to define and deliver the data products and reports which meet their needs Collaborating with data engineers and integration specialists within the team and across the wider business to deliver data pipelines, ETL processes and data models that meet requirements Developing and maintaining a suite of engaging Power BI dashboards including enterprise level semantic models along with user and data permissions management Owning and continuously improving the data models including data and KPI definitions ensuring consistency of use Supporting analysts and researchers in the team with data-driven initiatives, ensuring they have the data at hand to complete projects Developing, maintaining, and adhering to robust data and delivery processes including testing, monitoring, documentation, and issue resolution. Contributing to the overall data literacy of the business by ensuring data and dashboards are understood and adopted Supporting our wider company data strategy by contributing and adhering to our data development frameworks, and engaging with Data Governance to resolve quality and integrity issues What we re looking for We're looking for someone with a broad range of competence, knowledge and skills which would help you succeed in this role, but it is not critical to meet every single criteria listed below. We encourage a wide range of applicants. Proven mid to senior level experience in data engineering, data architecture design and delivery, and BI within a data-intensive environment Working with data from multiple systems and structures and at different velocities including near real time Strong knowledge of data architecture (Snowflake is preferred), SQL ## Related Videos - [Enjoying SQL data pipelines with dbt](https://www.wearedevelopers.com/videos/823-enjoying-sql-data-pipelines-with-dbt) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [REST, GraphQL, gRPC, and more: A comparison of modern API styles](https://www.wearedevelopers.com/videos/100247-rest-graphql-grpc-and-more-a-comparison-of-modern-api-styles) - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [Data Analytics with Microsoft Fabric: End-to-End Use Case with Data Agents](https://www.wearedevelopers.com/videos/1547-data-analytics-with-microsoft-fabric-end-to-end-use-case-with-data-agents) ## Related Articles - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Coffee with Developers - Maria Apazoglou - Making AI understandable for all in production](https://www.wearedevelopers.com/magazine/475-coffee-with-developers-maria-apazoglou-making-ai-understandable-for-all-in-production) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story)