CUBE

Senior Database Engineer

CUBE

full-time

Posted on:

Location Type: Hybrid

Location: London • United Kingdom

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Job Level

Senior

Tech Stack

AzureCloudPostgresSQL

About the role

  • Act as a key technical contributor supporting production and non-production SQL Server databases that underpin business-critical applications.
  • Perform hands-on production DBA activities, including operational support, troubleshooting, and performance investigation.
  • Support the operation of AlwaysOn Availability Groups.
  • Investigate and resolve database-related issues such as performance degradation, blocking, deadlocks, resource contention, and application-impacting incidents.
  • Ensure databases meet agreed standards for availability, performance, security, and recoverability.
  • Support stable day-to-day operation of database services while identifying opportunities for improvement.
  • Support and operate Azure SQL workloads in line with platform and security standards.
  • Provide hands-on support for PostgreSQL and Cosmos DB environments as part of the wider data estate.
  • Work with platform and infrastructure teams in all areas impacting database services.
  • Provide application-focused database support across the wider data estate where required.
  • Automate database provisioning, configuration, maintenance, and deployments using T-SQL, PowerShell, or equivalent tooling.
  • Use version control and CI/CD pipelines to manage database scripts and operational changes.
  • Contribute to reusable database patterns, standards, and operational tooling.
  • Reduce manual effort and operational risk through engineering-led improvements.
  • Monitor database health, performance, and capacity, responding to alerts and incidents as required.
  • Take ownership of complex incidents, contributing to investigation, root cause analysis, and remediation.
  • Validate backup, recovery, and resilience mechanisms through regular testing.
  • Work closely with developers and engineering teams to support effective database access patterns, query design, and schema changes.
  • Act as a bridge between development and production operations, helping reduce production risk through early engagement and guidance.
  • Maintain clear documentation for systems, changes, known issues, and operational procedures.
  • Provide peer support within the DBA team and actively develop expertise across database engineering and operations disciplines.

Requirements

  • Practical experience administering and supporting SQL Server platforms.
  • Strong hands-on experience in performance tuning, query optimisation, stored procedure development, and troubleshooting.
  • Hands-on experience designing, supporting, and troubleshooting AlwaysOn Availability Groups and HA/DR solutions.
  • Experience working closely with application development teams.
  • Exposure to supporting databases in cloud or hybrid environments.
  • Advanced T-SQL skills for diagnostics analysis and development support.
  • Experience in supporting databases in cloud or hybrid environments.
  • Understanding of operational disciplines: monitoring, change control, incident management.
  • Clear communication skills, able to explain system risks, impacts, and trade-offs to non-specialists.
  • Ability to work independently within a defined scope, exercising sound judgement and accountability.
  • Working experience with PostgreSQL and Cosmos DB.
  • Experience with Azure SQL and Azure-hosted database services.
  • Automation and scripting experience (PowerShell, T-SQL, or similar).
  • Familiarity with Agile or DevOps delivery models.
  • Exposure to CI/CD practices for database changes.
  • Knowledge of Change Data Capture (CDC) concepts and data change tracking mechanisms.
Benefits
  • Diversity, collaboration, and purpose are the heartbeat of our success.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
SQL ServerT-SQLPostgreSQLCosmos DBAlwaysOn Availability Groupsperformance tuningquery optimizationstored procedure developmentautomationCI/CD
Soft Skills
clear communicationindependent workjudgmentaccountabilitycollaborationtroubleshootingdocumentationincident managementchange controlproblem-solving