> Markdown version of [/jobs/ext/3721364-bi-engineer](https://www.wearedevelopers.com/jobs/ext/3721364-bi-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # BI Engineer - **Company:** Proactive.IT Appointments Ltd. - **Location:** London, UK - **Salary:** £52,000.0 - £65,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Computer Programming, Databases, Continuous Integration, Data Architecture, Information Engineering, Data Integration, Extract Transform Load (ETL), Data Warehousing, DevOps, Python (Programming Language), Power BI, SQL Server Analysis Services, Data Processing, Sql Optimization, Pyspark, Data Management, Software Version Control, Data Pipelines - **Published:** October 14, 2026 - **Apply:** https://www.careerboard.com/gb/en/find-jobs-in-United-Kingdom/-420D24B10651F81B81/ ## About the Role * Strong experience in data engineering, including ETL/ELT, data pipelines and modern cloud data platforms * Strong understanding of data warehousing, dimensional modelling, Kimball principles and data architecture * Advanced SQL/T-SQL skills, including query development, optimisation and troubleshooting * Strong Python, PySpark or similar programming skills for data manipulation and automation * Experience integrating data from APIs, databases, files and other sources * Experience with data quality, pipeline monitoring and troubleshooting * Experience working with CI/CD, source control and DevOps practices * Experience developing and maintaining semantic models using Power BI, SSAS or similar * Hands-on experience with modern BI tools, preferably Power BI * Experience working in an Agile development environment ## Description Proactive IT Appointments have partnered with a leading British brand in their search for a BI Engineer to join the team on a permanent basis. This is a key role in the Business responsible for the delivery and development of the organisation wide BI infrastructure, bringing together data from our core systems to provide a single view of the business and its strategic partners.