1 to 25 of 172 High Availability Jobs in England

Server Architect - Cloud Resilience & High Availability (AWS Focus) London/Hybrid - 3 to 4 days per week onsite £620 per day inside ir35 6 months initial contract - Active SC or DV clearance We are seeking an experienced SQL Server Architect to support a major cloud transformation programme, migrating … premises infrastructure to AWS. The initial engagement will involve an eight-week Proof of Value (PoV), focused on designing, testing and validating SQL Server high availability (HA) and disaster recovery (DR) solutions within AWS. This will include assessing different resilience patterns, failover capabilities, performance and cloud-native services. ...

across the UK and internationally. The successful candidate will play a key role in maintaining, optimising and supporting critical database and infrastructure environments, ensuring high availability and performance across both internal systems and customer platforms. The Role As a Database Infrastructure Engineer, you will be responsible … database environments, alongside wider infrastructure and virtualisation technologies. Working within a collaborative technical team, you will support systems that operate 24/7, implementing high availability, replication and backup strategies whilst contributing to ongoing infrastructure improvements and customer projects. Key responsibilities include: Administering and performance tuning Microsoft ...

across the UK and internationally. The successful candidate will play a key role in maintaining, optimising and supporting critical database and infrastructure environments, ensuring high availability and performance across both internal systems and customer platforms. The Role As a Database Infrastructure Engineer, you will be responsible … database environments, alongside wider infrastructure and virtualisation technologies. Working within a collaborative technical team, you will support systems that operate 24/7, implementing high availability, replication and backup strategies whilst contributing to ongoing infrastructure improvements and customer projects. Key responsibilities include: Administering and performance tuning Microsoft ...

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 ...

Umbrella Job Description: Maintenance & Optimization: Perform regular database maintenance activities and optimize database resources to ensure stability and efficiency. Observability & Reporting: Monitor database health, availability, and capacity, and provide regular operational and performance reports. Disaster Recovery & High Availability: Manage and validate disaster recovery and high availability ...

Server environments hosted on AWS, including EC2 and/or RDS. Evaluate database sizing, storage, infrastructure performance and cost efficiency. Maintain backup, recovery, high availability and disaster recovery processes. Support SQL Server Always On Availability Groups and relevant AWS resilience configurations. Lead technical investigations during database performance … environments, ideally EC2 and/or RDS. Understanding of AWS infrastructure, storage and networking considerations affecting database performance. Experience with database backup and recovery, high availability and disaster recovery. Familiarity with Always On Availability Groups and/or AWS Multi-AZ configurations. Experience planning for database scalability ...

stability, scalability, and automation of our cloud-based production environments and play a key role in ensuring our services are reliable and high-performing. You’ll support system availability, monitoring, alerting, SLOs/SLIs and incident response; deploy and manage containerised applications, contribute to CI/… return to work, and a contributory pension scheme with a generous employer contribution.In this role you’ll:Maintain and support production systems to ensure high availability, reliability and scalability.Implement SRE practices, including monitoring, alerting, SLOs, SLIs and incident response.Deploy, configure and manage containerised applications using Docker and Kubernetes.Develop ...

WebLogic, Oracle HTTP Server (OHS), Forms, Reports, Concurrent Managers, and Workflow. Oversee context file management, AutoConfig maintenance, and system integration points. 2. Database Administration & High Availability Configure, maintain, and tune high-availability Oracle Databases supporting EBS (including Oracle RAC). Execute database cloning, upgrades, patching ...

error budgets across critical services. Apply resilient design patterns, including multi-region failover, active-active architectures, circuit breakers and bulkheads. Ensure platforms support high availability, fault tolerance and disaster recovery in line with financial market uptime requirements. Investigate platform failures, performance bottlenecks and systemic issues across complex, multi … solving mindset and a focus on reliability and continuous improvement. Preferred Experience Financial services or other data-intensive, regulated industries. Multi-region AWS architecture, high availability and mission-critical applications. Chaos engineering practices and resilience testing. AIOps and intelligent automation frameworks. ...

virtualisation, backup, networking, monitoring, and security. The successful candidate will act as a senior technical escalation point, lead technical discovery and solution delivery, maintain high-quality documentation, and drive service reliability and continuous improvement. Due to the nature of the customer environments supported, candidates must be eligible to obtain … monitoring, and cloud-related incidents and service requests. Support, administer, troubleshoot, and improve Microsoft Exchange Server, hybrid Exchange, Exchange Online, migrations, mail flow, security, availability, and disaster recovery. Support and optimise Citrix environments, including Virtual Apps and Desktops, StoreFront, Delivery Controllers, Citrix Gateway or ADC, profile management, application delivery ...

virtualisation, backup, networking, monitoring, and security. The successful candidate will act as a senior technical escalation point, lead technical discovery and solution delivery, maintain high-quality documentation, and drive service reliability and continuous improvement. Due to the nature of the customer environments supported, candidates must be eligible to obtain … monitoring, and cloud-related incidents and service requests. Support, administer, troubleshoot, and improve Microsoft Exchange Server, hybrid Exchange, Exchange Online, migrations, mail flow, security, availability, and disaster recovery. Support and optimise Citrix environments, including Virtual Apps and Desktops, StoreFront, Delivery Controllers, Citrix Gateway or ADC, profile management, application delivery ...

this role, you will act as the technical authority across compute, storage, networking, automation, and virtualization platforms. You will be responsible for translating high-level business objectives into resilient, secure, and scalable technical solutions, ensuring all architectural blueprints comply with rigorous government security frameworks and long-term IT roadmaps. … design governance, operational delivery, and team mentorship. Key Responsibilities Architectural Governance & Technical Authority: Lead the end-to-end authoring, validation, and review of robust High-Level Designs (HLDs) and Low-Level Designs (LLDs) for high-stakes, mission-critical services. Requirements Translation: Bridge the gap between non-technical stakeholders ...

development teams to review T-SQL, stored procedures and database design decisions. Provide practical guidance to developers on writing efficient T-SQL and implementing high-performing database solutions. Performance Tuning and Optimisation Proactively monitor database workloads, identify performance bottlenecks and resolve complex database issues. Analyse execution plans and optimise … health and performance of the SQL Server estate. Manage day-to-day operational activities, monitoring, patching and database lifecycle management. Maintain the reliability and availability of business-critical production systems operating 24/7/365. Azure and Hybrid Cloud Infrastructure Administer and optimise SQL Server workloads across Azure ...

Factory Edge hosting service. Define the edge reference architecture, solution designs, technical standards and architectural guardrails. Develop repeatable site configurations covering standard, small-scale, high-availability and AI/GPU-enabled edge deployments. Evaluate and recommend technologies across edge computing, hyper-converged infrastructure, virtualisation, storage and container platforms. … business-critical workloads. Knowledge of observability, infrastructure automation/IaC, platform lifecycle management and cloud integration. Proven ability to create enterprise reference architectures, high-level designs (HLDs), architecture decision records and technical standards. Experience evaluating technology options and translating business requirements, non-functional requirements and operational constraints into clear ...

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 ...

client is a global defence and technology company. Senior Network Engineer Location: Huntingdon, Cambridgeshire Security Clearance Level - High DV Required UNLEASH YOUR POTENTIAL We deliver innovative technology and engineering solutions through the expertise of our diverse and talented people. We work with our customers to solve some … problems, develop robust network solutions and provide engineering assurance throughout the lifecycle of network services. The role offers significant technical variety, covering network architecture, high-availability infrastructure, security, technical refresh, service improvement, troubleshooting and the introduction of new technologies. You will work closely with customers, architects, engineers, service ...

vSphere environments, including ESXi, vCenter, clusters, virtual machines and templates. Manage VMware HA, DRS, vMotion, Storage vMotion, resource pools and lifecycle management. Maintain platform availability, performance, security, upgrades and patching. Support VDI environments built on vSAN. Compute & Storage Support physical compute infrastructure and hardware lifecycle management. Manage server firmware … Recovery & Resilience Ensure virtual infrastructure is recoverable, resilient and appropriately protected. Support backup platform integration, snapshot governance, disaster recovery testing and recovery exercises. Maintain high-availability and business continuity requirements. Monitoring, Capacity & Automation Monitor infrastructure health, performance, utilisation and capacity. Develop monitoring, alerting and operational dashboards. Automate infrastructure ...

with similar or alternative technologies. Ability to work in a fast-paced environment. Experienced in mentoring and coaching a team. Good technical documentation skills. High standards of work and attention to detail. Proven track record in high availability multi browser compatible development. Experience of working with high availability, multiuser, service-based systems. Bachelors degree in computer science or a relevant discipline, or relevant professional experience. Additional Information Applying active governance around overall solution design, code quality and coding standards with the team. Assisting in driving the provision of scalable, maintainable, and performant systems. Acting ...

development teams throughout technical projects from delivery to successful completion. Ability to mentor and coach. Strong technical documentation skills. Proven record of accomplishment in high availability multi browser compatible development. Experience of working with high availability, multiuser and service-based systems. Additional Information Acting ...

contributing to wider data platform modernisation initiatives. Key responsibilities include: Managing SQL Server databases across on-premise, Azure SQL and managed database services. Ensuring high availability, performance optimisation, backup, recovery and disaster recovery. Supporting database upgrades, migrations and cloud modernisation projects. Investigating complex database issues and implementing sustainable … someone with: Strong SQL Server DBA experience supporting business-critical production environments. Excellent SQL skills, including performance tuning, troubleshooting and optimisation. Solid understanding of high availability, replication, backup and disaster recovery. Experience with Azure SQL or cloud-managed database services. Scripting and automation skills, ideally PowerShell. Exposure ...

peak. Job Description As a Technical Lead, you will spearhead a ground-up re-architecture of our core platforms, turning complex challenges into elegant, high-performance solutions. The Risk & Regulatory department develops, enhances, and supports business-critical platforms. This full-stack team is currently undertaking a ground … development solutions Knowledge of Kafka, SQL, .Net, Golang or TypeScript Effective mentoring and coaching of team members Technical documentation skills Proven track record in high availability, multi-browser compatible development Experience working with high availability, multiuser, service-based systems Bachelors degree in Computer Science ...

working on platform modernisation or re-architecture programmes Experience within public sector, compliance, enforcement, or regulated technology environments Experience testing customer-facing applications with high availability requirements Knowledge of modern DevOps practices and engineering metrics Strong understanding of quality engineering principles and continuous improvement practices Experience helping define … application codebase alongside software engineers Support CI/CD pipelines, release processes, and deployment activities Participate in code reviews and quality assurance activities Ensure high levels of software quality throughout the development lifecycle Support the successful delivery of large-scale product transformation initiatives SDET (Software Development Engineer in Test ...

systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis, and GCP to ensure high-performance delivery. This role is eligible for inclusion in the Companys hybrid work from home policy. Qualifications Knowledge of Golang, Redis and GCP, thoughexpertisein … similar or alternative technologies such as .NET are welcome. Experiencedelivering robust software solutions that adhere to industry best practice. Proven record of accomplishment in high availability multi-client compatible development. Experience of working with high availability,multiuserand service-basedsystems. Additional Information Developingscalable, maintainable, and performant systems. ...

systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis, and GCP to ensure high-performance delivery. This role is eligible for inclusion in the Companys hybrid work from home policy. Qualifications Knowledge of Golang, Redis and GCP, thoughexpertisein … similar or alternative technologies such as .NET are welcome. Experiencedelivering robust software solutions that adhere to industry best practice. Proven record of accomplishment in high availability multi-client compatible development. Experience of working with high availability,multiuserand service-basedsystems. Additional Information Developingscalable, maintainable, and performant systems. ...

systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis, and GCP to ensure high-performance delivery. This role is eligible for inclusion in the Company's hybrid work from home policy. Qualifications Knowledge of Golang, Redis … alternative technologies such as .NET are welcome. Experience delivering robust software solutions that adhere to industry best practice. Proven record of accomplishment in high availability multi-client compatible development. Experience of working with high availability, multiuser and service-based systems. Additional Information Developing scalable, maintainable ...