3 of 3 Temporary High Availability Jobs in the City of London

that underpin large-scale, mission-critical enterprise applications hosted within AWS cloud environments. Initially, you will lead an intensive proof-of-value phase, evaluating high availability and disaster recovery (HA/DR) patterns for SQL Server on AWS. Following successful completion, the role will transition into a longer … complex enterprise environment. Key Responsibilities Design and own SQL Server architecture supporting business-critical enterprise platforms hosted on AWS. Develop and validate High Availability and Disaster Recovery (HA/DR) strategies. Design and implement SQL Server Always On Availability Groups, Failover Cluster Instances (FCI), and other resilience ...

Oracle Apps DBA to manage, maintain, and optimise mission-critical Oracle E-Business Suite (EBS R12) environments and underlying databases. In this hands-on, high-impact technical role, you will take ownership of cross-layer troubleshooting spanning application, database, operating systems, and infrastructure. You will play a key part … maintaining system performance, security, and high availability, while actively contributing to major cloud migration initiatives (OCI/Azure). Key responsibilities EBS & Database Lifecycle: Maintain, update, copy, and refresh core Oracle systems across test, development, and live 24/7 production environments. Core Apps Administration: Manage key system ...

RDS. Define and maintain resilient, secure, and scalable database architectures supporting critical services and operational workloads. Oversee database performance tuning, optimisation, capacity planning, and availability management. Design and maintain robust backup, recovery, disaster recovery, and business continuity capabilities. Provide expert-level operational support, troubleshooting, and root cause analysis … CloudFormation . Champion automation and modern engineering practices, including integration with CI/CD pipelines and DevOps delivery models. Produce and maintain high-quality technical documentation, architectural designs, operational procedures, and support artefacts. Ensure database services are delivered in line with security, audit, compliance, and operational requirements expected within ...