1 to 25 of 206 High Availability Jobs in England

ideal candidate will possess strong expertise in Oracle RAC (Real Application Clusters), Oracle Data Guard, Performance Tuning & Optimization, and RMAN (Backup & Recovery) , ensuring high availability, disaster recovery readiness, optimal performance, and operational excellence across enterprise database platforms. The successful candidate will be responsible for the installation, configuration, administration … Responsibilities Administer, maintain, and support Oracle database environments in production, testing, and development landscapes. Design, implement, and manage Oracle RAC configurations to ensure high availability, scalability, and failover capabilities. Configure, monitor, and support Oracle Data Guard environments, including physical and logical standby databases, switchover, and failover activities. Perform ...

support and optimise mission-critical Oracle database environments within a large-scale enterprise platform. This hands-on role will focus on maintaining high availability, performance and disaster recovery across Oracle database estates, with particular emphasis on Oracle RAC, Data Guard, Performance Tuning and RMAN. Key responsibilities Administer … tuning, SQL optimisation and health monitoring Design and maintain RMAN backup and recovery strategies Deliver database patching, upgrades, migrations and life cycle management Support high availability, disaster recovery and business continuity initiatives Collaborate with infrastructure and application teams to resolve complex database issues Key experience required Strong Oracle ...

database expert who thrives on performance, optimisation, and solving complex challenges? We're looking for a Database Engineer to take ownership of a modern, high-availability database environment and help shape its future. What you'll be doing - Own and manage MySQL environments as the primary subject matter … expert - Design and optimise database architecture, performance, and scalability - Implement and maintain high availability solutions - Handle backup, recovery, and disaster planning - Collaborate with development, infrastructure, and security teams - Troubleshoot complex issues and continuously improve performance - Contribute to documentation, standards, and best practices What you'll bring Essential experience ...

database expert who thrives on performance, optimisation, and solving complex challenges? We're looking for a Database Engineer to take ownership of a modern, high-availability database environment and help shape its future. What you'll be doing - Own and manage MySQL environments as the primary subject matter … expert - Design and optimise database architecture, performance, and scalability - Implement and maintain high availability solutions - Handle backup, recovery, and disaster planning - Collaborate with development, infrastructure, and security teams - Troubleshoot complex issues and continuously improve performance - Contribute to documentation, standards, and best practices What you'll bring Essential experience ...

database expert who thrives on performance, optimisation, and solving complex challenges? We're looking for a Database Engineer to take ownership of a modern, high-availability database environment and help shape its future. What you'll be doing - Own and manage MySQL environments as the primary subject matter … expert - Design and optimise database architecture, performance, and scalability - Implement and maintain high availability solutions - Handle backup, recovery, and disaster planning - Collaborate with development, infrastructure, and security teams - Troubleshoot complex issues and continuously improve performance - Contribute to documentation, standards, and best practices What you'll bring Essential experience ...

required Are you an experienced Database Administrator with strong Oracle and SQL Server expertise? We're looking for a skilled DBA to join a high-profile programme supporting business-critical database infrastructure within a secure enterprise environment. This is an exciting opportunity to work on complex, mission-critical systems … where reliability, performance and security are paramount. The Role You'll be responsible for ensuring the performance, availability and stability of Oracle and SQL Server databases, supporting BAU operations while maintaining high service standards in a secure environment. Working as part of an experienced infrastructure team ...

achievement of area goals and initiatives by contributing to solution development and improvements for existing products, services, and/or processes. Implement and maintain high-availability system solutions, ensuring stability, performance, and operational continuity. Evaluate operational requirements to develop effective technical solutions within existing frameworks. Lead automation … reliability. Cloud Computing and Infrastructure - Ability to design, deploy, and manage applications and infrastructure on cloud platforms (e.g., AWS, Azure, GCP), ensuring scalability, security, availability, and operational efficiency. Reliability and Scalability - Ability to design and operate systems for high availability, fault tolerance, and disaster recovery, while ensuring ...

performant while supporting future growth. Key Responsibilities Administration and support of PostgreSQL and Oracle databases, with a particular focus on PostgreSQL Monitoring database performance, availability and capacity Performance tuning, query optimisation and troubleshooting Managing backups, restores and disaster recovery processes Supporting database upgrades, patching and maintenance activities Implementing … maintaining high-availability and replication solutions Managing database security, user access and compliance requirements Supporting Oracle to PostgreSQL migration and modernisation projects Working with development teams to improve database design and application performance Creating and maintaining technical documentation and operational procedures Participating in an on-call rota when ...

private cloud) supporting mission-critical workloads Architect virtualisation solutions, containerisation strategies and orchestration platforms Design disaster recovery, business continuity and resilience architectures meeting MOD availability requirements Guide infrastructure modernisation programmes, legacy system migrations and technology refresh initiatives Ensure infrastructure designs comply with MOD security requirements, Classification Guides and defence … implementing enterprise-scale infrastructure platforms Strong background in cloud architecture (AWS, Azure, or equivalent) and hybrid infrastructure models Demonstrated experience with virtualisation, storage and high-availability infrastructure design Track record of leading infrastructure modernisation programmes and technology transformation Experience in defence, aerospace or government IT environments Technical Knowledge ...

collaborative development team working on a complex, integration-focused platform. This is a product-focused role where you will design, build, and maintain scalable, high-performance web applications that support real-time operational workflows. You will play a key role in shaping system architecture, delivering robust solutions, and supporting … evaluating technical solutions and trade-offs Collaborate with cross-functional teams to enable system interoperability Troubleshoot development and production issues across multiple environments Support high-availability systems with ongoing maintenance and monitoring Participate in Agile development processes and team discussions Maintain high standards through code reviews, testing ...

office-based and customer-facing work, with regular travel to client sites and opportunities to contribute to the delivery of large-scale, high-availability technology solutions. Key Responsibilities Design and maintain scalable, secure and resilient system architectures across internal platforms and customer deployments. Develop, implement and regularly test … networking expertise including TCP/IP, VLANs, routing and firewall technologies. Experience designing and supporting backup, recovery and disaster recovery solutions. Strong understanding of high-availability environments and business-critical operational systems. Experience managing databases, storage platforms and data reliability. Excellent troubleshooting skills across complex, integrated technical environments. ...

Monitor and tune database performance, identifying bottlenecks and implementing improvements. Develop and maintain database maintenance plans covering indexing, statistics, integrity checks and housekeeping. Ensure high availability and resilience across production database environments. Support database security through access management, permissions and least-privilege principles. Work closely with infrastructure … Server DBA. Strong administration experience across Microsoft SQL Server. Experience with Azure SQL Database or Azure-based SQL environments. Knowledge of backup, recovery, high availability and disaster recovery solutions. Experience with SQL performance tuning, optimisation and troubleshooting. Understanding of SQL Server security, permissions and database governance. Experience supporting ...

. You'll lead the development, support, and enhancement of the Equiniti application suite, ensuring stability, performance, and continuous improvement across a complex, high-availability environment. This is an opportunity to combine hands-on technical leadership with modern DevOps practices while making a real impact on systems that … upgrades and environment management. Working with complex datasets to deliver reporting, analysis and data fixes. Enhancing monitoring, logging and automation capabilities. Ensuring system stability, availability and performance across multiple environments. Providing technical leadership and mentoring within the engineering team Essential Skills & Experience: Strong Oracle Applications experience. Extensive knowledge ...

ingestion, enrichment and schema standardisation. Develop and tune security detection content, translating threat intelligence and TTPs aligned to MITRE ATT&CK into actionable, high-value alerts. Manage the full detection content lifecycle: design, test, deploy, monitor, tune and retire, using version control and rollback processes. Automate workflows and platform …/CD, SOAR, scripting and Infrastructure as Code tools such as Terraform and Ansible. Ensure platform performance, stability and resilience through capacity planning, high availability, disaster recovery and proactive monitoring. Provide technical leadership and guidance to internal teams and clients on security monitoring strategy and best practice. What ...

clients. We are seeking a Data Communications Technician to join their Enterprise Engineering team to assist in the design, deployment, and support of complex, high-availability systems. Key Responsibilities Technical Support: Act as a key escalation point for service issues, delivering timely, accurate technical analysis. Deployment & Integration: Support … build, commissioning, and on-site installation of complex client networks. System Maintenance: Assist in the management of VoIP, virtualization, and high-availability infrastructure. Documentation: Maintain rigorous project records and assist in the evaluation of new service solutions. Support Rota: Participate in the technical support rota to ensure service ...

expertise throughout the project lifecycle, from design through to BAU support Act as an escalation point for complex infrastructure issues Support disaster recovery and high-availability solutions Create and maintain technical documentation, test plans and recovery procedures Contribute to infrastructure projects and service improvement initiatives Participate … Essential Skills VMware administration Microsoft Azure, including Entra ID Windows Server 2016, 2019 & 2022 Active Directory, DNS, DHCP and Sites & Services Disaster Recovery and High Availability concepts Networking fundamentals, routing and troubleshooting SolarWinds, SNMP or similar monitoring tools Strong troubleshooting and problem-solving skills Desirable Skills Azure certifications ...

Telford 6 months initially My client is a well-known consultancy seeking an database administrator. You'll be responsible for ensuring the performance, integrity, availability, and security of our database environments while supporting critical business applications and services. Job Responsibilities: Install, configure, maintain, and upgrade database management systems. Monitor … procedures are tested and effective. Implement and maintain database security controls and access management. Optimise database structures, indexing, and queries for maximum performance. Support high-availability, replication, and disaster recovery solutions. Collaborate with development teams to improve application performance and database usage. Produce and maintain technical documentation, procedures ...

transformation projects, and play a key role in shaping an organisation's IT landscape We're looking for an Infrastructure Analyst to join a high performing IT Operations team, supporting both project delivery and the ongoing development of a complex enterprise infrastructure environment. This is an excellent opportunity … teams to ensure successful delivery of infrastructure and application projects Maintaining infrastructure documentation, recovery procedures and system designs Supporting business continuity, disaster recovery and high-availability initiatives Monitoring, troubleshooting and optimising infrastructure performance Contributing to technology roadmaps and identifying opportunities to improve service delivery What We're Looking ...

gates, kiosks, and other passenger-facing devices that are critical to daily service delivery. You will lead a multi-disciplinary team responsible for ensuring high availability, rapid incident response, and seamless customer experience across all front office technology. Key Responsibilities Lead the end-to-end support and operation … client on: System performance Incident trends Service improvements Operational risks and mitigation Ensure systems meet contractual SLAs/KPIs , particularly those linked to customer availability and revenue protection . Identify and deliver continuous improvement initiatives , including system optimisation, reliability improvements, and operational efficiencies. Provide leadership and direction ...

smooth operation of business-critical systems while driving continuous improvement across our managed services. From overseeing Linux and Windows environments to managing VMware, networking, high availability, security and automation, you'll be at the heart of delivering exceptional service to our customers. You'll prioritise workloads, manage incidents … VMware ESXi Expert knowledge of Windows 10/11 Own Car and Clean Driving License. Experience in Operations, Infrastructure or Systems Engineering Solid networking, high availability and security knowledge Experience with technologies such as Veeam, Intune, NGINX, HAProxy, Apache and scripting/automation A proactive, customer-focused approach ...

operates the UK's largest Public Wifi network. We need a systems administrator with strong Linux skills and experience of managing a large scale high availability platform to help support an existing legacy platform and play a part in defining the systems administration for a new platform. … customers. You will work closely with network and operational teams to ensure the existing platform is secure and maintained to ensure capacity requirements and availability targets are met. The systems administration work on the Wifi platform is varied and could include: Planning large scale operating system patching Planning ...

data. Our client is a tech-driven organisation operating at the heart of the UK digital ecosystem, supporting thousands of businesses through a complex, high-availability platform. Behind the scenes, robust data infrastructure is critical - and that's where you come in. We're looking for an experienced … improvement, this could be a great fit. What you'll be doing Install, configure, and maintain SQL Server (and some MySQL) environments Monitor performance, availability, and capacity Troubleshoot and resolve complex database incidents Remediate legacy SQL environments Maintain backup and recovery strategies Provide 2nd and 3rd line support Collaborate ...

data. Our client is a tech-driven organisation operating at the heart of the UK digital ecosystem, supporting thousands of businesses through a complex, high-availability platform. Behind the scenes, robust data infrastructure is critical - and that's where you come in. We're looking for an experienced … improvement, this could be a great fit. What you'll be doing Install, configure, and maintain SQL Server (and some MySQL) environments Monitor performance, availability, and capacity Troubleshoot and resolve complex database incidents Remediate legacy SQL environments Maintain backup and recovery strategies Provide 2nd and 3rd line support Collaborate ...

data. Our client is a tech-driven organisation operating at the heart of the UK digital ecosystem, supporting thousands of businesses through a complex, high-availability platform. Behind the scenes, robust data infrastructure is critical - and that's where you come in. We're looking for an experienced … improvement, this could be a great fit. What you'll be doing Install, configure, and maintain SQL Server (and some MySQL) environments Monitor performance, availability, and capacity Troubleshoot and resolve complex database incidents Remediate legacy SQL environments Maintain backup and recovery strategies Provide 2nd and 3rd line support Collaborate ...

Contract | Inside IR35 | Hybrid Working A leading telecommunications company is looking for an experienced Linux Platform Engineer to support and enhance a large-scale, high-availability customer platform. Working within an Agile operations team, you'll be responsible for Linux administration, platform maintenance, patching, deployments, capacity management, incident … resolution, and supporting the evolution of a next-generation platform. Essential Skills Linux Systems Administration Experience supporting large-scale, high-availability environments VMware Docker, Podman or container technologies Strong operational support and troubleshooting experience Security-focused approach to platform management Desirable Skills Bash scripting SQL Kafka, Cassandra ...