226 to 250 of 331 High Availability Jobs in the UK

components Design and implement logical networking, distributed firewalling, load balancing, and VPN services Drive network virtualisation and micro-segmentation strategies Ensure high availability, performance, and security across network services Design and maintain identity and access management solutions Collaborate with infrastructure, security, and automation teams Key Skills & Experience Strong ...

with Microsoft Azure Background in 3rd line/senior infrastructure/cloud engineering Solid understanding of: Azure networking, identity, and compute Backup, DR, and high availability Experience with automation (PowerShell, Terraform, Bicep, etc.) Ability to troubleshoot complex issues under pressure Confident communicator with both technical teams and stakeholders ...

including Virtual Machines, Networking, Storage, Backup, and Monitoring. Maintain and secure Active Directory, Group Policy, DNS, DHCP, and Azure AD (Entra ID) synchronisation. Ensure high availability and resilience across all servers, networks, and databases supporting business-critical applications. Deliver advanced troubleshooting and root cause analysis for complex infrastructure ...

Required Skills & Experience Essential Strong BC/DR and systems recovery experience from a solution architecture perspective Proven Azure experience , including: Cloud recovery patterns High availability design Backup and immutable backup concepts Experience in regulated environments with awareness of: Internal policies ISO standards (e.g. ISO 22301) Experience reviewing ...

support complex infrastructure projects across servers, storage, virtualisation and VDI. The role covers design, implementation, optimisation and support of secure, contained environments, ensuring high availability, performance and compliance across critical IT systems. Client Details The employer is a well-established organisation within the financial services sector. Description Design ...

corporate firewall and perimeter security platforms Liaise with customers and appropriate IT staff Follow technical and security standards to ensure cost-effective, secure and high availability of systems. Support, install and implement IT infrastructure solutions Configure, test and install operating systems and hardware using supplier recommendations and best ...

aligned to organisational goals Build a multi-year roadmap covering systems, infrastructure, and digital services Operational Excellence Oversee day-to-day ICT operations, ensuring high availability, performance, and user satisfaction Lead IT service management, monitoring performance and driving continuous improvement Ensure systems and services meet the needs ...

management, systems optimisation, and cyber security maturity. This role combines hands-on senior-level support, infrastructure ownership, and security leadership, ensuring secure, resilient, and high-performing IT services across the organisation. You will act as a technical escalation point, a Microsoft subject matter expert, and a key contributor … level technical support and escalation across Microsoft-based infrastructure, acting as the final point of resolution. Lead infrastructure management, integration, automation, and optimisation, ensuring high availability and performance. Own and maintain core Microsoft platforms, including Microsoft 365, Entra ID (Azure AD), Intune, Exchange, and endpoint environments. Recommend ...

will work on the core infrastructure that connects internal trading systems directly to global exchanges and liquidity venues. You will design, build, and enhance high-performance market access gateways and market data systems where precision, speed, and reliability are critical. You will take ownership of end-to-end exchange … connectivity, including onboarding new brokers and venues, implementing protocol changes, and ensuring production stability of mission-critical trading flows. The work spans high-performance systems engineering, real-time optimisation, and hands-on production support in a fast-moving environment. This is a highly collaborative role working closely with traders ...

technology professionals who recognised an opportunity to provide highly secure enterprise data platforms to large organisations. We build and operate ground-breaking, ultra-secure, high performance, cloud-based data infrastructure for the enterprise. Our proprietary technology solutions drive performance and reduce costs while helping our clients to improve … also recognised at the Thames Valley Tech Awards 2020; winning the Thames Valley Tech Company of the year, the Emerging Tech Company and High Growth Tech Business categories. We encourage people of all different backgrounds and identities to apply. We are committed to maintaining an inclusive, and supportive place ...

optimisation for a key enterprise data management platform underpinning critical investment operations. The Opportunity: This is a fantastic opportunity to be part of a high-impact data programme modernising and simplifying how investment-related data is sourced, mastered, and distributed. Youll work closely with stakeholders across IT and investment … managed data service that replaces a legacy in-house system. What Youll Be Doing: Maintain and monitor an enterprise EDM platform to ensure high availability and performance Troubleshoot issues and support end-users, including investment analysts and portfolio managers Implement enhancements driven by business and regulatory needs Deliver ...

management of Solaris systems, working with virtualised environments and contributing to critical migration and upgrade projects. The role has a strong focus on availability and resilience, including the design and support of clustered solutions. You'll work closely with infrastructure and application teams, taking ownership of performance, stability … background in UNIX migrations, upgrades and system support Solid understanding of UNIX networking, storage and security Desirable skills and experience: Experience designing or supporting high-availability or resilience clusters Exposure to disaster recovery and failover solutions Background working in large, regulated or mission-critical environments Reasonable Adjustments: Respect ...

trusted as a senior technical authority, taking ownership of routing architecture, contributing to strategic decisions, and ensuring the network can support real-time, high-throughput workloads. Key Responsibilities: • Design and operate resilient network architectures across LAN, WAN, data centre, and cloud environments • Own and optimise routing and traffic flows … improve network resilience, throughput, and operational efficiency What We’re Looking For: You will be an experienced network engineer who has worked in demanding, high-availability environments where routing stability and performance are critical. Strong practical experience with BGP, OSPF, and multicast networking is essential, alongside confidence working ...

technical strategy with business objectives and customer value. Product & Platform Ownership Own the architecture, scalability, and reliability of the AI‐driven customer platform. Ensure high availability, performance, and accuracy of ML models in production. Balance experimentation with production stability. Engineering & AI Execution Lead cross‐functional teams across engineering … with Legal and Compliance on data usage and model accountability. Maintain robust security practices across data and infrastructure layers. Leadership & Collaboration Build and scale high‐performing teams in engineering, AI, and data. Act as a bridge between technical and non‐technical stakeholders. Collaborate closely with Group CTO, other divisions ...

Infrastructure Engineer (Nutanix) Ready to build infrastructure that actually matters? We’re looking for a Nutanix-focused Infrastructure Engineer to join a high-performing team delivering secure, mission-critical platforms into high security environments. This is a hands-on role where you’ll take ownership of building … deploying Nutanix HCI clusters (AHV, AOS, Prism), turning technical designs into secure, resilient, high-performance infrastructure. You’ll work in complex environments where quality, security, and engineering excellence truly matter. You’ll be responsible for building and configuring enterprise-grade Nutanix platforms, supporting upgrades, migrations, and lifecycle management, while ...

Rate: £450.00 per day Umbrella 20% onsite in Bristol Responsibilities: Configure and maintain Red Hat Enterprise Linux (RHEL) for SAP workloads Design and implement High Availability clusters using: Pacemaker/Corosync Configure, and maintain Red Hat Enterprise Linux (RHEL) for SAP workloads Configure HA for SAP HANA ...

banking client as they move away from restrictive legacy "black-box" engines toward a flexible, cloud-native architecture. Your focus will be on delivering high-availability systems capable of handling millions of requests while ensuring strict compliance with ISO 20022 standards. Essential Skills 5 + years of hands ...

banking client as they move away from restrictive legacy "black-box" engines toward a flexible, cloud-native architecture. Your focus will be on delivering high-availability systems capable of handling millions of requests while ensuring strict compliance with ISO 20022 standards. Essential Skills 5 + years of hands ...

migrations, upgrades and integration activities across complex, secure environments. Provide expert guidance to stakeholders, engineers and end- Troubleshoot and resolve advanced SharePoint issues, ensuring high availability and performance. Contribute to continuous improvement across collaboration and knowledge-management platforms. What We're Looking For Proven experience as a SharePoint ...

Support Engineer to join them on a contract basis. You’ll play a key role in maintaining, troubleshooting, and improving critical web applications, ensuring high availability and performance for end users. For this role, the key essential skills are: JavaScript, SQL & Unix/Linux 6 Months + Inside ...

play a key role in designing, building, and maintaining secure infrastructure across complex environments. Working across both IT and OT systems, you will support high availability platforms, ensuring performance, compliance, and security standards are consistently met. You will also contribute to virtualisation, system optimisation, and ongoing monitoring across ...

maintaining and optimising the Data Platform , using Microsoft Fabric to support analytics and data workloads, while deploying infrastructure through Terraform . You will ensure high availability across Cloud (Azure/AWS/GCP) environments, undertaking incident management and root cause analysis in line with SLAs. The Data Platform ...

working (3 days office/2 days remote) \n You will focus on the operational support and continuous improvement of enterprise application environments, ensuring high availability, security, and performance. Key responsibilities include day-to-day maintenance, patching, monitoring, and user support across critical systems, while also contributing ...

migrations, upgrades and integration activities across complex, secure environments. Provide expert guidance to stakeholders, engineers and end- Troubleshoot and resolve advanced SharePoint issues, ensuring high availability and performance. Contribute to continuous improvement across collaboration and knowledge-management platforms. What We're Looking For Proven experience as a SharePoint ...

business rather than a support function. Theyre now hiring a Nutanix Engineer to help run and improve the hosting platform that underpins regulated, high-availability customer services. This is a production environment where reliability matters. Youll be involved in day-to-day platform operations, upgrades, performance tuning, incident ...