Salary: £55,000 - 60,000 per year Requirements: Strong hands-on experience with SQL Server and T-SQL in live environments Demonstrated success improving query performance on large datasets In-depth knowledge of indexing techniques and execution plan analysis Proven ability to troubleshoot performance issues including locking and deadlocks Good understanding of transactions and isolation levels Solid experience in data modelling and schema design Background working with high-impact, business-critical systems Experience with high-volume or large-scale database systems (desirable) Knowledge of ETL pipelines or batch processing workflows (desirable) Familiarity with tools like Query Store, Extended Events, and DMVs (desirable) Exposure to cloud-based SQL platforms such as Azure SQL (desirable) Responsibilities: Tune and optimise complex T-SQL queries working with large volumes of data Develop and maintain robust indexing strategies Review execution plans to identify and eliminate performance issues Diagnose and resolve production challenges such as blocking, deadlocks, and slow-running queries Enhance database schemas to support data quality and integrity Assist with controlled and reliable database releases and changes Work closely with developers to promote efficient data usage and access patterns Technologies: Azure Cloud ETL Support SQL ASP.NET C# More: We are a leading tech consultancy within the automotive industry, partnering with many global businesses to provide consultancy services, bespoke solutions, analytical platforms, and reporting tools. We are currently seeking a SQL Developer to join our growing team in Maidstone, offering a hybrid working model of 3 days in the office. We offer a competitive salary of £55,000-£60,000 along with benefits including pension, healthcare, and 25 days of holiday. last updated 13 week of 2026