Senior SQL Server DBA (Contract) – Hybrid (London)
SQL Server, Performance Tuning, Cloud
What You’ll Be Doing
* Managing and optimising SQL Server environments across on‑prem and cloud platforms
* Investigating and resolving database performance bottlenecks
* Tuning queries, indexing strategies, and database structures for optimal performance
* Reviewing and improving server configurations, including memory, storage, and I/O performance
* Monitoring database health, availability, and reliability across production systems
* Supporting live environments with root‑cause analysis, incident response, and long‑term remediation
* Collaborating with internal teams and external vendors on database‑related initiatives
First 3 Months Focus
* Assess current SQL Server estate, including configurations, workloads, and dependencies
* Identify and prioritise performance bottlenecks across databases, queries, and infrastructure
* Analyse high‑impact queries and implement performance tuning strategies
* Review and optimise indexing, execution plans, and maintenance routines
* Provide clear recommendations to improve performance, stability, and scalability
* Support capacity planning, monitoring improvements, and performance testing
What We’re Looking For
* Strong experience as a SQL Server DBA in complex, high‑availability environments
* Deep expertise in SQL Server performance tuning and optimisation
* Solid understanding of database architecture, indexing, and query execution plans
* Experience managing production environments, including backup, recovery, and HA/DR
* Exposure to cloud platforms (e.g. Azure, AWS) is desirable
* Ability to work autonomously and deliver measurable performance improvements
Details
* Location: Hybrid (North London)
* Length: 3 months initially, with view to extend
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