1 to 25 of 41 High Availability Jobs in the South East

cloud, and hybrid environments while translating business needs into clear technical roadmaps and delivery plans. The role also carries accountability for critical systems, ensuring high availability, performance, and recoverability in a demanding operational setting. In addition, you will lead and develop a team of senior engineers, providing direction … ITIL. A proactive approach to continuous improvement, resilience planning, and service delivery will be key, along with the ability to operate effectively in a high-availability, high-pressure environment. What you'll get in returnIn return, you will join a forward-thinking organisation where technology underpins critical ...

DevOps, Jenkins and GitLab, ensuring reliable, secure and repeatable platform deployments across multiple environments. Assess and implement platform improvements including provider upgrades, disaster recovery, high availability, resilience, monitoring, observability and cost optimisation. Lead technical design activities for platform refactoring, environment creation, container platform access, identity integration and secure … GitHub Actions. Experience with container platforms and Kubernetes-based architectures, ideally including Azure Kubernetes Service. Strong understanding of cloud networking, security architecture, disaster recovery, high availability, monitoring, logging, autoscaling and observability using tools such as Grafana and Prometheus. Proficient in scripting and automation using PowerShell, Python, Shell ...

ideally with experience working in regulated or secure environments. You will take ownership of DNS strategy across on-premises, cloud, and hybrid infrastructures, ensuring high availability, resilience, and strong security controls. The role requires close collaboration with network, security, and cloud engineering teams, along with the ability … provide technical leadership and mentorship. Key Responsibilities Design and architect scalable and resilient DNS solutions across enterprise environments Define DNS strategy including high availability, redundancy, and disaster recovery Manage and optimise enterprise DNS platforms such as Infoblox, BIND, BlueCat, or Microsoft DNS Implement DNS security controls including DNSSEC ...

ingestion, enrichment and schema standardisation. Develop and tune security detection content, translating threat intelligence and TTPs aligned to MITRE ATT&CK into actionable, high-value alerts. Manage the full detection content lifecycle: design, test, deploy, monitor, tune and retire, using version control and rollback processes. Automate workflows and platform …/CD, SOAR, scripting and Infrastructure as Code tools such as Terraform and Ansible. Ensure platform performance, stability and resilience through capacity planning, high availability, disaster recovery and proactive monitoring. Provide technical leadership and guidance to internal teams and clients on security monitoring strategy and best practice. What ...

gates, kiosks, and other passenger-facing devices that are critical to daily service delivery. You will lead a multi-disciplinary team responsible for ensuring high availability, rapid incident response, and seamless customer experience across all front office technology. Key Responsibilities Lead the end-to-end support and operation … client on: System performance Incident trends Service improvements Operational risks and mitigation Ensure systems meet contractual SLAs/KPIs , particularly those linked to customer availability and revenue protection . Identify and deliver continuous improvement initiatives , including system optimisation, reliability improvements, and operational efficiencies. Provide leadership and direction ...

usable in the real world. If you enjoy owning backend services end to end, care deeply about reliability and API quality in a high-impact environment, this role offers both autonomy and real impact. Requirements Backend Architecture & APIs (Primary Focus) Design and evolve scalable backend services in Python using … FastAPI for high-availability, high-throughput workloads. Build well-versioned RESTful APIs aligned to OpenAPI/Swagger, with strong conventions for consistency, idempotency, and backward compatibility. Implement authentication and authorization using OAuth2/OIDC, session management, and fine-grained permissions. Design and maintain event-driven architectures ...

MUST BE SC CLEARED (ACTIVE) My client is seeking an experienced and highly skilled DNS Architect to design, implement, and maintain scalable, secure, and high-performance Domain Name System (DNS) solutions. This role is critical in ensuring the reliability and efficiency of network naming services across enterprise and cloud … across enterprise and cloud platforms Manage and optimise DNS platforms (BIND, Microsoft DNS, Infoblox, AWS Route 53, Azure DNS) Lead DNS strategy including scalability, high availability, and performance optimisation Oversee DNS migrations, upgrades, and transformations Implement and maintain DNS security (DNSSEC, DDoS protection, threat mitigation) Monitor performance, availability ...

About the Opportunity We are looking for an experienced NOC Operations Manager to lead our Network Operations Centre team and support the delivery of high-quality managed services across a complex, multi-platform infrastructure environment. This is a hands-on leadership role, combining team management with deep technical expertise … across Linux, Windows Server, networking, virtualisation, security, and business-critical infrastructure. You'll play a key role in maintaining service availability, driving operational excellence, and supporting customers across a range of industries. Key Responsibilities Lead and develop the NOC team, ensuring operational excellence and customer satisfaction. Manage and optimise ...

Ansible. Monitor application and infrastructure performance across AWS environments. Troubleshoot incidents, perform root cause analysis, and drive service improvements. Support production systems in a high-availability, SLA-driven environment. Collaborate with engineering, QA, and product teams to deliver reliable software releases. Participate in an on-call support rota. ...

Youll work across hybrid and multi-cloud environments, ensuring platforms are secure, highly available , and fit for future growth. This is a hands-on, high-impact role for an experienced infrastructure engineer who enjoys shaping platforms, solving complex problems, and building resilient systems at scale. Youllbe trusted to make … operational excellence, including monitoring, maintenance, incident resolution, and root cause analysis. Driving resilience and reliability through proactive capacity management, disaster recovery planning, and high-availability design. Working closely with technical architects to turn high-level designs into reliable, production-ready solutions. Collaborating with development, operations, and security ...

work in a purpose-driven company! Requirements: Proven experience (5+ years) in a DevOps or similar role, ideally within a cloud-first, SaaS, or high-availability environment. Strong expertise with Azure (preferred), AWS, or Google Cloud and familiarity with cloud-native tools and services. DevOps experience ...

their Infrastructure & Platform Services team. This is an excellent opportunity for a hands-on technical leader with a strong Linux background and experience managing high-performance, mission-critical environments. The successful candidate will combine deep technical expertise with strong leadership skills, driving operational excellence while mentoring and developing … improvement initiatives. This position offers a blend of people leadership, technical strategy and hands-on involvement across Linux systems, cloud platforms, automation tooling and high-availability infrastructure. Key Responsibilities • Lead, mentor and develop a team of Linux and Infrastructure Engineers. • Foster a collaborative, high-performing team culture ...

ensuring the smooth operation of their applications, resolving issues, and providing support to end-users. This role is crucial for maintaining the integrity and availability of their critical business applications in a timely manner to ensure FO and MO users have required data to performing their … architecture for Windows-based and SQL-Server environments that support the Official PNL platform. Define standards for server sizing, storage, high-availability, disaster-recovery and security (firewall). European Support Coverage - Official PNL Provide Tier-2/3 support for the Official PNL application across all EMEA locations ...

projects Collaborate with stakeholders, including customers, to develop and maintain software Assist the software engineering manager in requirements management, estimation, and planning Focus on high-level architecture and long-term technical strategy Innovate solutions to improve software processes and quality Integrate software with hardware to deliver complete systems Optimise … application architectures for scalability and performance Monitor system performance and troubleshoot issues to ensure high availability and reliability Design, implement, and maintain CI/CD pipelines to automate software delivery processes Supervisory Responsibilities: Technical mentoring of engineers across the organisation Sprint board management Required Skills: Ability to make ...

management Cloud administration Identity and security management Containerisation & Orchestration Docker fundamentals Container deployment Kubernetes administration Container orchestration best practices Cloud Architecture Designing scalable systems High availability environments Load balancing Disaster recovery planning Cloud migration strategies Serverless Computing Event-driven architecture Serverless application deployment Cloud-native solutions DevOps Practices … Cloud Operations Analyst Junior Cloud Engineer Cloud Administrator Infrastructure Engineer DevOps Technician Systems Administrator Platform Support Engineer Technical Operations Specialist Why Study Cloud Computing? High Demand Skills Cloud adoption continues to grow across businesses of all sizes, creating strong demand for skilled professionals. Industry-Relevant Technologies Develop experience with ...

robotics. The Role: Cloud Engineer - Oracle Fusion & Cloud Infrastructure This is a critical technical role focused on the design, implementation, and maintenance of secure, high-availability cloud environments, directly supporting the operation and integration of Oracle Fusion Cloud ERP, HCM, and SCM applications. You will be instrumental ...

solution architectures across applications, data, integrations, and infrastructure within Microsoft Azure environments Define architectural patterns for cloud-native, hybrid, and distributed systems Develop high-level and low-level designs (HLD/LLD), ensuring clarity for delivery teams Ensure solutions are scalable, resilient, secure, and cost-optimised Azure Cloud Architecture … Synapse Analytics Integration: Azure API Management, Logic Apps, Service Bus, Event Grid Security: Azure Active Directory (Entra ID), Key Vault, Managed Identities Design for high availability, disaster recovery, and business continuity using Azure-native capabilities Ensure effective use of Infrastructure as Code (IaC) using Bicep, ARM templates ...

times per year if needed) Are you a Cloud Engineer who enjoys the "sharp end" of tech? Do you love the challenge of managing high-availability environments where stability and performance are the top priorities? I am currently partnering with a global technology provider that builds and operates ...

existing services. Work closely with development teams, business analysts, architects, all infrastructure teams to design and setup new systems, improve existing platforms (resilience, high availability, performance, low latency) Coordinate and organise changes with external vendors, markets, ECNs. Plan, schedule, implement and document the release/change activities. Improve ...

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 ...

development of business-critical systems. You will have the chance to contribute to meaningful technical improvements, work closely with experienced colleagues, and help shape high-quality database solutions that support the wider business. SQL Server Database Developer - Key Responsibilities: - Design, develop and maintain high-quality T-SQL including … database structures to support application and integration requirements - Proactively analyse and resolve database performance bottlenecks using execution plans, indexing strategies, and query refactoring - Optimise high-volume transactional queries and reporting workloads within SQL Server, using T-SQL and SQL Server Management Studio - Design and support scalable database patterns suitable ...

will be accountable for the design and ownership, and continuous improvement of the organisation's network solutions, ensuring secure, resilient, and high-performing connectivity across 1,000 sites and corporate environments. Responsible for leading the network engineering team, mentoring two network engineers, and managing the delivery and lifecycle … mentor, and develop a team of network engineers, managing their workload, performance, and professional growth. Allocate tasks, set priorities, and ensure the team delivers high-quality support and project outcomes within agreed SLAs. Operational Excellence Accountable for the operational integrity of WAN, LAN, Wi-Fi, and cloud-based network ...

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 ...

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 itself. What you'll be doing Managing and maintaining Azure SQL and SQL Server environments Monitoring database health, performance, capacity, and availability Managing backup, recovery, and disaster recovery processes Supporting incidents and troubleshooting platform issues Performing maintenance, patching, upgrades, and change activities Working within ITIL-led service management … Strong experience administering SQL Server and/or Azure SQL environments Experience supporting production database platforms in live operational environments Knowledge of backup, recovery, high availability, and disaster recovery principles Understanding of performance monitoring and capacity management Experience working within managed services, support, or service-led environments Familiarity ...