Senior Database Engineer

Job Title: Senior Data Engineer / Database Engineer (DBA) Location: Burgess Hill, UK or London, UK Onsite Requirement: Hybrid (3 days onsite a week) Employment Type: Contract (Inside IR35) Industry: Financial Services / Capital Markets / Banking Key Responsibilities Configure, deploy, administer and support enterprise relational and NoSQL database platforms.Build and maintain database environments across development, test, staging and production.Automate database provisioning, configuration and deployment activities.Implement Infrastructure as Code and configuration management practices.Integrate database deployments into CI/CD pipelines.Manage database schemas, users, roles, permissions and access controls.Monitor database availability, performance, capacity and operational health.Troubleshoot query performance, indexing, execution plans, locking, replication and connectivity issues.Support high availability, resilience, replication and disaster recovery.Participate in production incident management and root-cause analysis.Support database migrations, upgrades and technology modernisation initiatives.Work closely with application engineers, Data Architects and infrastructure teams.Develop reusable database engineering standards, automation and operational procedures.Essential Skills & Experience Strong hands-on database engineering / DBA experience in enterprise environments.Strong production experience with Oracle and PostgreSQL.Hands-on experience with at least one enterprise NoSQL platform such as Cassandra, MongoDB or Couchbase.Strong database performance tuning and troubleshooting experience.Experience with database provisioning, configuration, upgrades and deployment.Strong automation and scripting skills using technologies such as Python, Shell, Ansible or Terraform.Experience with Infrastructure as Code and configuration management.Experience integrating database deployments into CI/CD pipelines.Strong understanding of database security, access control and vulnerability remediation.Experience supporting highly available, business-critical production environments.Strong understanding of backup/recovery, replication, resilience and disaster recovery.Excellent analytical and problem-solving skills.Strong communication skills and ability to work with application teams, architects and engineering functions.Ability to work onsite a minimum of 3 days per week in London or Burgess Hill.Desirable Financial Services, Banking, Capital Markets or Investment Banking experience.Experience with large Cassandra clusters or distributed database platforms.Kubernetes/containerised database environments.Cloud or hybrid database platforms.Database migration and modernisation programmes.Relevant database, cloud or DevOps certifications.