376 to 400 of 1,147 High Availability Jobs in the UK

state management, responsive design, and accessibility standards; Comprehensive testing experience (unit, integration, E2E, security) and performance optimization; Scalable system design patterns, load balancing, and high-availability architectures; Database design and optimization (both relational and NoSQL); API development (REST, GraphQL, gRPC) and event-driven architectures; Caching strategies and message ...

connectivity such as AWS PrivateLink/Azure Private Link/GCP Private Service Connect), network routing, performance optimisation, and large-scale deployment managementPlatform Administration: High availability, disaster recovery, cluster orchestration, observability and audit (e.g. Amazon CloudWatch/CloudTrail, Azure Monitor, Google Cloud Operations Suite), and cloud cost managementInfrastructure ...

such as AWS PrivateLink/Azure Private Link/GCP Private Service Connect), network routing, performance optimisation, and large-scale deployment management Platform Administration: High availability, disaster recovery, cluster orchestration, observability and audit (e.g. Amazon CloudWatch/CloudTrail, Azure Monitor, Google Cloud Operations Suite), and cloud cost management ...

architecture, design patterns, and engineering best practicesExperience working with cloud platforms such as Azure or AWSExperience developing and deploying microservices-based applicationsStrong understanding of high-availability, scalability, and performance optimization conceptsExperience working within Agile software development environmentsNice to haveExperience with Swift and the Vapor framework for server-side ...

OpenShift, showing understanding of container orchestration platforms. Experience designing hot‐hot, active‐active, multi‐region, or cross‐datacenter deployment architectures, denoting knowledge of high‐availability systems. Experience with resilience testing, disaster recovery, controlled failover, and production‐recovery exercises, highlighting skills in system reliability and continuity planning. Experience with ...

OpenShift, showing understanding of container orchestration platforms. Experience designing hot‐hot, active‐active, multi‐region, or cross‐datacenter deployment architectures, denoting knowledge of high‐availability systems. Experience with resilience testing, disaster recovery, controlled failover, and production‐recovery exercises, highlighting skills in system reliability and continuity planning. Experience with ...

hosted platform Competent in Git and the GitOps philosophy Familiarity with concepts for managing very large application load (e.g. CDNs, load balancers) and providing high availability services Keen interest/experience in leveraging AI and agentic approaches in an Ops or Developer Platform context Experience of working ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

platforms that support business operations. You will be responsible for the installation, configuration, maintenance, optimisation, and security of a range of database technologies, ensuring high levels of performance, availability, resilience, and compliance. Working closely with Systems Applications, Infrastructure, and Technology teams, you will also lead database-related projects … Microsoft SQL Server, MySQL, PostgreSQL, MongoDB, or cloud database technologies. Experience with database monitoring, performance tuning, optimisation, and troubleshooting. Strong understanding of backup, recovery, high availability, and disaster recovery solutions. Experience implementing database security and access control best practices. Knowledge of incident management, problem management, and root cause ...

platforms that support business operations. You will be responsible for the installation, configuration, maintenance, optimisation, and security of a range of database technologies, ensuring high levels of performance, availability, resilience, and compliance. Working closely with Systems Applications, Infrastructure, and Technology teams, you will also lead database-related projects … Microsoft SQL Server, MySQL, PostgreSQL, MongoDB, or cloud database technologies. Experience with database monitoring, performance tuning, optimisation, and troubleshooting. Strong understanding of backup, recovery, high availability, and disaster recovery solutions. Experience implementing database security and access control best practices. Knowledge of incident management, problem management, and root cause ...

service guardrails that accelerate experimentation and turn ideas into results - faster, at scale, and with confidence. Your Responsibilities: Build,operate, and continuously optimise our high-performance GPU training and inference clusters, focusing on robust, high-availability scheduling, isolation, and automated lifecycle management. Drive systems design and implementation … high-throughput data paths, optimising I/O, caching, and data locality across compute and storage (including our current Lustre implementation). Proactively benchmark, profile, and resolve performance bottlenecks across the compute, network, and orchestration layers to maximise efficiency for distributed training and inference. Establish comprehensive observability, resilience ...

solutions to ensure a seamless user experience.As a Technology Support I team member in Commercial and Investment bank, you will ensure the operational stability, availability, and performance of our production application flows. Be part of the team responsible for troubleshooting, maintaining, identifying, escalating, and resolving production service interruptions … logs/symptoms into hypotheses), validating outputs and handling operational data according to sensitivity and security requirements.Assist in the improvement of operational stability and availability through participation in problem management.Identify and document basic issues and potential solutions and support the management of incidents, problems, and changes in technology applications ...

strong troubleshooting ability, and a passion for providing excellent support and service. This role involves maintaining, troubleshooting, and optimizing Citrix environments to ensure the availability and performance of virtualized applications and desktops for end users.Essential RESPONSIBILITIES and ACCOUNTABILITIES1. Maintaining, troubleshooting, and optimizing Citrix environments to ensure the availability … closely with EUS and EUX teams to identify, troubleshoot, and resolve issues.4. Monitor system performance, identify potential issues, and perform proactive maintenance to ensure high availability and reliability of Citrix platforms.5. Provide advanced support to end users and internal teams by resolving issues with Citrix applications and virtual ...

electronic trading environments Lead performance tuning, optimisation, and refactoring of low‐latency trading components Investigate and resolve production issues, ensuring system stability and high availability Collaborate with global teams, including Architecture, DevOps, and Product Mentor and guide engineers to improve technical capability and engineering standards Experience/Competences … Essential Strong experience designing and building high‐performance, low‐latency Java services within electronic trading Strong experience with distributed messaging technologies (Solace/Kafka) and real‐time systems Strong experience designing and building event-driven systems deployed to cloud environments (AWS, EC2, EKS, Kubernetes) Experience with memory architectures ...

conducted on the LME’s three trading platforms totalling $21 trillion, 191 million lots and 4 billion tonnes notional with a market open interest high of 2.1 million lots in 2025.The metals community uses the LME, an HKEX Group company, as a venue to transfer or take on price … Overall Purpose of Role**As a Senior Network Security Specialist, you will design, implement and govern the network security controls that protect our modern, high‐performance enterprise network. You will take a hands‐on lead role in shaping the network security roadmap, defining policies and standards and driving ...

cloud-native solutions using modern engineering practices. You'll influence architecture, drive engineering excellence and help develop the next generation of engineering talent.Due to high interest, this role may close earlier than advertised. We recommend applying as soon as possible.What you'll doYour key accountabilities will include:Lead … development and delivery of scalable software solutions, distributed systems and modernisation initiatives that support critical store operations across M&S.Provide technical leadership on complex, high-impact projects, tackling challenging technical problems while driving engineering excellence through code reviews, deployment optimisation and best practice adoption.Collaborate with stakeholders across product, delivery ...

hands‐on technical oversight. You will own day‐to‐day IT support operations, oversee maintenance and incident resolution for GPU clusters, and ensure high service levels across hardware, network, and field support activities. You will act as a key escalation point, drive operational improvements, and align support execution with … Lead and manage L1, L2, IT infrastructure and Field Network Engineers supporting data center IT infrastructure and GPU clusters and region IX colocations. Ensure high availability and reliability of GPU clusters and IT infrastructure Act as the primary escalation point for complex hardware, network, and operational incidents Monitor ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15–20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...

administration and automation. Required Technical Skills Exchange Exchange Online Exchange Server 2016/2019/SE Exchange Hybrid Hybrid Configuration Wizard (HCW) Database Availability Groups (DAG) Mail Flow/SMTP Autodiscover Exchange Connectors Exchange Online Protection Microsoft Defender for Office 365 SPF/DKIM/DMARC Exchange Migration PowerShell … Identity & Infrastructure Active Directory Microsoft Entra ID/Azure AD Azure AD Connect Hybrid Identity High Availability Disaster Recovery Candidate Requirements 15-20 years of overall IT experience Solid Exchange Online and Exchange On-Premises experience Proven experience with Exchange Hybrid environments Active SC Security Clearance Excellent English ...