1 to 25 of 53 Contract High Availability Jobs

Required Technical Skills Site Reliability Engineering Strong understanding of Site Reliability Engineering principles and operational excellence. Experience with infrastructure reliability, service availability, resiliency, and performance optimization. Storage Space Direct a nd failover clustering technical expertise . (Storage Spaces Direct enables you to build highly available, software-defined storage … external SAN, S2D uses the servers' local storage to create a resilient shared storage pool) Experience managing production-critical infrastructure environments with high availability requirements. Experience with incident management, problem management, RCA, and continuous operational improvement. Knowledge of monitoring, observability, alerting, and performance management. Microsoft Hyper-V (Core ...

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, monitoring … 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 ...

Senior Software Engineer - AWS/Microservices Location: Manchester (Hybrid, 1 day per week in office) Contract (Initial 6 Months, high extension potential) | £500-600pd inside IR35 We are seeking an experienced Senior Software Engineer to join a fast-paced, high-growth technology division focused on third-party … ticketing, integrations and high-availability booking systems. This contract balances greenfield pipeline engineering with the modernisation of legacy cloud infrastructure. You will work closely with cross-functional teams to lead major cloud migration efforts while designing robust, highly scalable backend systems. Key Responsibilities & Deliverables Over the initial ...

standardisation. Support infrastructure transformation planning and migration activities. Ensure business continuity and operational stability throughout transition and implementation phases. Solution Design & Assurance Produce high-level and detailed infrastructure designs. Develop infrastructure standards, architectural patterns, and reference architectures. Review and assure solution designs delivered by internal teams, suppliers, and technical … partners. Ensure designs meet security, availability, resilience, performance, and operational support requirements. Provide architecture governance and technical assurance across the programme. Platform & Service Alignment Define architectural requirements for hosting, connectivity, workplace technology, and platform services. Ensure infrastructure services support future operational and service management requirements. Align infrastructure architecture with ...

Support Engineer to join their Technology Services team. This role will focus on maintaining and supporting critical enterprise and data centre network infrastructure, ensuring high availability, operational stability, and rapid incident resolution across a complex technology estate. You will support a large-scale infrastructure consolidation programme and work … experience using Python, Ansible, APIs, or Infrastructure Automation tooling. Nice to Have Financial Services or other highly regulated industry experience. Experience supporting low-latency, high-availability production environments. Experience working within Cisco-based enterprise networks. Experience supporting network transformation, migration, or modernisation initiatives. The successful candidate will ...

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 ...

Responsibilities will include: Supporting and maintaining enterprise Citrix Virtual Apps & Desktops environments Designing, building, upgrading and optimising Citrix infrastructure Performance tuning and troubleshooting within high-availability environments Supporting BAU operations alongside infrastructure project delivery Integrating Citrix with Active Directory and secure access solutions Driving automation and continuous improvement … Apps & Desktops Enterprise Citrix administration, deployment and support Infrastructure design, upgrades and migrations Performance optimisation and complex troubleshooting Active Directory integration Secure access technologies High-availability infrastructure Infrastructure automation Working within ITIL or service-managed environments Experience working within secure or Government environments would be highly advantageous. Certifications ...

technical authority across multiple workstreams, ensuring architectural consistency, integration and alignment with the enterprise target state. In this role, you will: Produce High Level Designs (HLDs) and Low Level Designs (LLDs) for identity capabilities. Define end-to-end solution architecture across business, application, data and infrastructure domains. Translate business … Policy Enforcement Point (PEP) architectures using Policy-as-Code. Define secrets management, certificate lifecycle and PKI integration patterns. Design resilience, disaster recovery and high availability architectures. Ensure solutions meet non-functional requirements for security, scalability, resilience and performance. Produce architecture decision records (ADRs) and design documentation. Support governance ...

Equities London (100% office) 12 months (initial) Competitive (Via Umbrella) Overview We are seeking an experienced Application Support Engineer (AVP level) to join a high-performing Application Production Support (APS) team within a leading global investment bank in London. You will play a critical role supporting a low-latency … developers to ensure stability, performance, and continuous improvement of a mission-critical execution environment. This is an excellent opportunity to gain exposure to high-frequency trading systems, global markets, and cutting-edge real-time technologies in a fast-paced environment. Key Responsibilities Provide hands-on Level 1/ ...

design, build and deliver secure digital solutions supporting critical operations. Your responsibilities will include: Configuring and hardening Cisco Nexus Leaf/Spine architectures for high-throughput, low-latency traffic. Initialising and presenting NetApp storage arrays, ensuring data-at-rest encryption is enforced. Building and hardening Hyper-V clusters supporting … enablement and integration of VMware Cloud Foundation (VCF) private cloud environments. Initialising and managing HSM/KMS appliances, including leading key ceremonies within high-assurance environments. Carrying out professional rack-and-stack and secure cabling in accordance with high physical-security standards. What We're Looking ...

week) Key Responsibilities Build, configure, deploy, maintain, and decommission both physical and virtual Windows Servers. Manage and support enterprise Microsoft Windows Server environments, ensuring high availability, security, and performance. Develop and maintain PowerShell scripts to automate server administration and improve operational efficiency. Administer core Microsoft technologies including Active ...

lead the day-to-day operations of a mission-critical data centre environment in a pre-production environment. You will be responsible for ensuring high availability, operational excellence, infrastructure reliability, and the effective management of technical teams. This role requires strong experience with VMware technologies and hands … support infrastructure validation, proof of concepts, and operational readiness. Key Responsibilities Manage the daily operations of enterprise data centre facilities. Ensure maximum uptime and availability of compute, storage, network, and virtual infrastructure. Lead infrastructure projects including upgrades, migrations, capacity planning, and technology refreshes. Manage VMware virtualisation platforms including installation ...

Cleared DevOps Engineer, you will join a collaborative multi disciplinary team who are fundamental to the maintaining the security, reliability of the high performing services that underpin core business activity. Joining as an SC Cleared DevOps Engineer your core tasks will include but not limited to: * Supporting, maintaining … prem Kubernetes/OpenShift deployments. * Hands-on contribution to DevOps tooling upgrades, issue resolution, and roadmap-driven improvements. * Linux systems administration experience in high-availability production environments. * Infrastructure-as-Code using Terraform, integrated with CI/CD pipelines (Jenkins). * Automation-first mindset across build, deployment, CI/ ...

leading technology organisation delivering critical digital services into the UK Public Sector. They are seeking an experienced Senior Database Administrator (DBA) to join a high-profile programme supporting the design, operation and optimisation of enterprise database platforms hosted within AWS. This is an excellent opportunity to join a highly … architecture, design and implementation of enterprise AWS database solutions Design and maintain database schemas, indexing strategies and data models Deliver resilient database platforms with high availability and disaster recovery capabilities Develop and test backup, recovery, failover and business continuity processes Participate in architecture reviews, governance boards and technical ...

experience - provisioning, deploying, and operating workloads on Virtual Server Instances alongside container orchestration platforms Load balancing - L4/L7 load balancers, traffic distribution, and high-availability patterns Serverless technologies (e.g., AWS Lambda) and event-driven architectures Networking and scaling - DNS, routing, auto-scaling, horizontal/vertical scaling ...

preferred) Container networking and storage technologies Monitoring and observability platforms Load balancing and web technologies Git and scripting (Bash and/or Python) High availability and disaster recovery solutions Infrastructure migrations and platform modernisation projects Any experience with CI/CD pipelines, enterprise networking, database technologies or systems ...

design, and implementation of enterprise database solutions on AWS. Design and maintain database schemas, data models, indexing strategies, and database standards. Drive database resilience, high availability, disaster recovery, and business continuity capabilities. Define, implement, and test backup, recovery, failover, and disaster recovery processes. Actively participate in architecture reviews ...

critical SQL Server environments performing at their best. What they're looking for: Strong Production SQL Server Administration experience Performance tuning and troubleshooting expertise High Availability & Disaster Recovery experience Always On Availability Groups (a real priority for the hiring manager) Experience supporting large, business-critical SQL Server ...

across the organisation's core technology platforms while supporting wider transformation initiatives. Your responsibilities will include: Managing Windows Server and Linux environments to ensure high availability and operational stability. Supporting and optimising VMware virtual infrastructure across production environments. Maintaining enterprise backup, recovery and disaster recovery capabilities using industry … leading technologies. Monitoring infrastructure performance and proactively resolving capacity, availability and resilience issues. Administering Microsoft 365 services and supporting hybrid infrastructure technologies. Managing Active Directory, Group Policy, identity administration and user access management. Supporting desktop operating systems, laptops, mobile devices and collaboration technologies across multiple office locations. Maintaining endpoint ...

across the organisation's core technology platforms while supporting wider transformation initiatives. Your responsibilities will include: Managing Windows Server and Linux environments to ensure high availability and operational stability. Supporting and optimising VMware virtual infrastructure across production environments. Maintaining enterprise backup, recovery and disaster recovery capabilities using industry … leading technologies. Monitoring infrastructure performance and proactively resolving capacity, availability and resilience issues. Administering Microsoft 365 services and supporting hybrid infrastructure technologies. Managing Active Directory, Group Policy, identity administration and user access management. Supporting desktop operating systems, laptops, mobile devices and collaboration technologies across multiple office locations. Maintaining endpoint ...

experience - provisioning, deploying, and operating workloads on Virtual Server Instances alongside container orchestration platforms Load balancing - L4/L7 load balancers, traffic distribution, and high-availability patterns Serverless technologies (eg, AWS Lambda) and event-driven architectures Networking and scaling - DNS, routing, auto-scaling, horizontal/vertical scaling ...

service mesh technologies and secure service-to-service communication. Manage ingress, API gateways and network routing components. Implement platform resilience, backup, disaster recovery and high availability capabilities. Support workload identity and platform authentication mechanisms. Ensure platform compliance with enterprise security, governance and regulatory requirements. Optimise platform performance, scalability ...

Engineer - Python London - Hybrid Contract £550 - £650 per day insideIR35 Financial Services Firm is hiring for an experienced Application DevOps Engineer to join a high-performing engineering team supporting critical technology platforms. This is a hands-on role focused on Python automation, production stability, application resilience and continuous improvement … within a complex, high-volume technology environment. You will work across application, infrastructure and engineering teams to improve the reliability, scalability and operational performance of business-critical platforms. Responsibilities: * Develop Python-based automation and tooling to improve operational efficiency. * Support and enhance critical production applications and services. * Drive improvements ...

Operational Acceptance Testing (OAT), Operational Readiness Testing (ORT), and Non-Functional Testing. Knowledge of cloud platforms such as Azure, AWS, or GCP. Experience testing high availability, resilience, backup and recovery, monitoring, and security. Experience using Jira for test planning, execution, and defect management. Strong stakeholder management, leadership ...

/WAN/Firewalls/VPN) Storage, backup, and recovery systems Cloud infrastructure (Azure/AWS/GCP) Patching, configuration, and hardening validation High availability and failover testing Monitoring, logging, and alert systems (Splunk, Dynatrace, etc.) Validate operational aspects: Maintainability Scalability Supportability Logging & monitoring Runbook readiness Access & security ...