26 to 50 of 62 High Availability Jobs in the South East

Intune. Strong experience in managing Windows Server environments (2016, 2019, 2022, 2025). Proficiency in automation and scripting using PowerShell. Experience with virtualisation and high availability solutions, including Hyper-V (clustered and standalone), Windows Admin Centre, and Failover Clustering. Working knowledge of SQL Server in both clustered … troubleshooting and problem-solving skills, with the ability to diagnose and resolve complex technical issues. Excellent communication skills, including the ability to produce clear, high-quality documentation such as processes, procedures, and technical designs. Positive, proactive attitude with a strong sense of ownership. Desirable: Experience designing and deploying highly ...

supporting and developing the Clients Microsoft infrastructure across Azure, Microsoft 365 and hybrid environments. You will help ensure our systems remain secure, resilient and high performing, while contributing to the continued development of our cloud services. Key tasks and responsibilities You will: Design, implement and support Azure infrastructure … processes. Good understanding of core networking concepts (DNS, DHCP, firewalls, secure connectivity). PowerShell or automation experience to improve efficiency and consistency. Experience supporting high availability, resilience and performance optimisation within cloud environments. Experience operating at 2nd/3rd line support level within an enterprise infrastructure environment. Strong ...

assurance and handover into live service. What You'll Be Doing Lead the design and delivery of Oracle Linux KVM/OLVM platforms Produce high-quality HLD & LLD documentation Architect and implement: KVM hosts, clusters & virtualisation environments Storage domains (NFS, iSCSI, FC) Logical networks, VLANs & VM standards Deliver build … configuration, migration and platform validation Design for high availability, resilience & disaster recovery Define standards across: Security hardening & compliance Performance & capacity optimisation Backup, monitoring & automation Work closely with infra, network, security & application teams Provide technical leadership and mentoring What You'll Bring Deep, hands-on expertise in Oracle Linux ...

Oracle Linux KVM and Oracle Linux Virtualization Manager (OLVM) * Own architecture and design across virtualisation platforms, including clusters, hosts and networking * Produce high-quality HLD and LLD documentation covering architecture, security, and operational models * Lead build, configuration, and deployment of KVM/OLVM environments * Define standards across security hardening … patching, monitoring and resilience * Design and implement high availability, disaster recovery, and live migration solutions * Collaborate with infrastructure, security and application teams to ensure integration and supportability * Support governance, assurance and technical design reviews * Drive implementation, migration, and operational readiness planning Key Skills & Experience * Strong hands-on experience ...

Platform Engineer (Data Platforms) Location: London We're looking for a Platform Engineer to build and maintain scalable, secure and high-performance data platforms . You'll play a key role in ensuring reliable data services while working closely with data scientists, analysts and engineering teams. What … doing Building and maintaining scalable data platform infrastructure Ensuring high availability, performance and security of data services Developing and maintaining data pipelines Collaborating with data teams to integrate tools and services Troubleshooting complex platform and data infrastructure issues Supporting cross-team integration with wider systems and applications Driving ...

seeking a talented Java Backend Engineer to join a dynamic team. This role is focused on building high-performance, scalable software within a distributed enterprise environment. Location: Burgess Hill, UK (On-site 3 days per week is mandatory) Employment Type: Permanent/FTE The Role You will contribute … development lifecycle-from design and debugging to deployment and monitoring. You will be responsible for building world-class applications that meet the needs of high-transaction business and customer-facing environments. Key Responsibilities Develop & Scale: Build high-quality software using distributed enterprise frameworks and scale applications based ...

pipelines (Azure DevOps, GitHub Actions), networking patterns, and compute/storage design. Evaluate platform changes including major provider upgrades (AzureRM/Cloudflare), DR and high availability improvements, cost optimisation strategies, and observability frameworks. Lead technical designs for large-scale refactoring and provider upgrades, environment creation pipelines, secure container ...

Work with architects, security, and cloud teams to implement integrated, secure, and scalable solutions. Optimization: Identify and resolve network bottlenecks, enhance efficiency, and ensure high availability. Documentation: Maintain detailed network diagrams, runbooks, and configuration standards. Security & Compliance: Support enforcement of security protocols, patch management, and compliance with global frameworks. ...

Infrastructure Specialist TechNest are looking for an Infrastructure Specialist with responsibility supporting and maintaining enterprise datacentre and cloud environments. Focused on ensuring the availability, security, performance, and scalability of hybrid infrastructure, while supporting business-critical systems and technology transformation initiatives. Key Responsibilities Managed datacentre operations, including power, cooling, colocation … facilities, and critical infrastructure to ensure high availability and operational resilience. Administered and supported Active Directory, Remote Desktop Services (RDS), Azure AD, and identity management solutions, including MFA and federation technologies. Developed and maintained PowerShell automation scripts for provisioning, configuration management, reporting, and operational efficiency. Supported Windows Server ...

time We are currently partnering with a prominent, independent specialist in complex systems integration and bespoke engineering. Our client provides mission-critical technology for high-stakes environments globally, focusing on large-scale infrastructure and operational network design. Due to continued growth, they are seeking a skilled Systems Engineer … solutions for demanding, complex environments. The Role You will serve as a subject matter expert for key systems and applications, bridging the gap between high-level engineering design and practical, client-focused deployments. You will be responsible for the full engineering lifecycle, from initial requirements capture to the deployment ...

traders and sales teams globally. This is a hands-on technical leadership role where you'll shape architecture and drive the development of scalable, high-performance trading applications. What you'll do: Lead the technical design and architecture and support a front-office FX trading platform. Build and enhance … banking or capital markets environment. Strong hands-on experience with Java, Spring/Spring Boot, Hibernate and REST APIs. Experience designing scalable, distributed, high-availability systems. Strong understanding of software architecture, design patterns and engineering best practices. Experience with Oracle SQL, messaging technologies (MQ/REST ...

desirable) Designing and evolving production platforms Platform engineering and microservices Infrastructure as Code, CI/CD and automation Hybrid cloud and on-prem infrastructure High availability, resilience and disaster recovery Working within complex enterprise or regulated environments This role would suit someone who has moved beyond implementation ...

covering scalability, reliability, resilience, security, and performance. Work with engineering teams to introduce new platform capabilities and improve existing services. Design solutions that support high availability, disaster recovery, and operational resilience. Assess architectural risks and identify opportunities for continual improvement. Provide architectural governance, technical leadership, and guidance across ...

infrastructure requirements Manage third-party requests and change processes, maintaining the integrity of architectural solutions Ensure infrastructure designs meet security standards and support resilient, high-availability environments Support the deployment of production implementations, overseeing service transition activities Work closely with various teams to foster collaboration and continuous improvement. ...

Directory and enterprise storage environments. The successful candidate will play a key role in maintaining and supporting critical infrastructure services across multiple sites, ensuring high availability, security and performance of core systems. Due to the nature of the role, candidates must be based in Essex , possess a full ...

testing of new products, software and technologies. Providing technical support for routing, switching, firewall and network infrastructure. Supporting VoIP, virtualisation, email, web filtering and high-availability systems. Travelling to customer sites when required to carry out surveys, installations and network configuration. Working closely with internal engineering teams, customers ...

Work with architects, security, and cloud teams to implement integrated, secure, and scalable solutions. Optimization: Identify and resolve network bottlenecks, enhance efficiency, and ensure high availability. Documentation: Maintain detailed network diagrams, runbooks, and configuration standards. Security & Compliance: Support enforcement of security protocols, patch management, and compliance with global frameworks. ...

. Key Responsibilities Own day‐to‐day administration of VMware and Nutanix environments, ensuring security, resilience and optimal performance. Maintain platform health, performance and availability through proactive patching, lifecycle management and firmware upgrades. Plan and implement upgrades for VMware, Nutanix, firmware and associated infrastructure. Troubleshoot complex infrastructure issues … vCenter. Experience supporting Nutanix AHV environments. Knowledge of hyper–converged infrastructure technologies. Experience with firmware upgrades, lifecycle management and patching. Deep understanding of high availability, clustering and disaster recovery. Windows Server infrastructure experience. PowerShell scripting and automation experience advantageous. Excellent troubleshooting, documentation and communication skills. Desirable Experience Nutanix ...

VMware and Nutanix environments, ensuring they remain secure, resilient and performing at their best. Alongside platform administration, you'll provide technical leadership, produce high-quality documentation and support the wider infrastructure team through knowledge sharing and best practice. Key Responsibilities Take ownership of the VMware and Nutanix infrastructure. Maintain … vCenter. Experience supporting Nutanix AHV environments. Knowledge of hyper-converged infrastructure technologies. Experience with firmware upgrades, lifecycle management and patching. Strong understanding of high availability, clustering and disaster recovery. Windows Server infrastructure experience. PowerShell scripting and automation experience would be advantageous. Excellent troubleshooting, documentation and communication skills. Desirable ...

digital platforms used by millions of customers. This role will focus on driving engineering excellence, defining technical standards and leading the design of scalable, high-availability systems across a modern cloud-native environment. Responsibilities for the Principal Java Engineer: Define and evolve engineering strategy, standards and best practices … Boot, Microservices, Kafka and AWS Experience managing on and offshore teams Strong understanding of software architecture and scalable system design Experience leading development of high-performance distributed systems Experience defining and governing technical standards and engineering practices Strong leadership, mentoring and stakeholder engagement skills Desirable Skills for the Principal ...

Inside IR35 - £530 p/d The Role: Were hiring a security-focused Fullstack Java Engineer (Java + Angular) to support the modernisation of high-availability, cloud-native digital services operating at scale. This role is centred around secure coding, scalable architecture, relational database design, and strong cross ...

technical decisions, and have genuine autonomy to build the platform the right way. ** What you’ll be doing: • Leading backend development across event-driven, high-availability systems • Owning cloud infrastructure across AWS & GCP • Building with Python (FastAPI or similar), Postgres, and Redis • Designing clean, versioned, backwards-compatible APIs ...

Linux-based server environments and enterprise network infrastructure. Designing and supporting routing, switching, firewall and network security solutions. Contributing to systems integration, virtualisation and high-availability projects. Participating in engineering support rotas when required. Maintaining technical expertise across emerging communications, networking and satellite technologies. HSB Technical's client ...

building modern, cloud-native systems using .NET/C#, Azure SQL, and Vue.js, with a strong focus on automation-first development, security, and high availability. If you have experience in the payments domain... #J-18808-Ljbffr ...

driving the right decisions from both an architecture and delivery standpoint. Alongside project delivery, the role is responsible for maintaining a resilient and high-performing IT environment. This includes oversight of connectivity and cloud services, ensuring high availability, strong security and effective incident and change management processes. … also be beneficial, as would experience working within a structured or shared services model. Ultimately, this role suits someone who takes pride in delivering high-quality, secure and reliable IT services, with a strong customer focus and a genuine drive to improve how technology supports the wider business. What ...