1 to 25 of 65 High Availability Jobs in the South East

Senior Network Engineer

Hiring Organisation
Jobleads-UK
Location
Portsmouth, England, United Kingdom
infrastructure across our UK data center and office environments. This role is focused on data center networking, load balancing, and core network services, ensuring high availability, performance, and security across all platforms.**Job Description:****Exciting Opportunity: Senior Network Engineer**Are you a seasoned network professional ready to lead … infrastructure across our UK data center and office environments. This role is focused on data center networking, load balancing, and core network services, ensuring high availability, performance, and security across all platforms.**What You’ll Do:*** **Strategic Support & Risk Awareness*** Proactively identify operational risks, performance issues, and security ...

Service Delivery Manager

Hiring Organisation
Hays Technology
Location
Eastleigh, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £47000/annum £45,000 - £47,000
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 return In return, you will join a forward-thinking organisation where technology underpins ...

Infrastructure Platform Architect

Hiring Organisation
Jobleads-UK
Location
Farnborough, England, United Kingdom
Azure, or private cloud) supporting mission-critical workloadsArchitect virtualisation solutions, containerisation strategies and orchestration platformsDesign disaster recovery, business continuity and resilience architectures meeting MOD availability requirementsGuide infrastructure modernisation programmes, legacy system migrations and technology refresh initiativesEnsure infrastructure designs comply with MOD security requirements, Classification Guides and defence standardsTechnical Leadership … designing and implementing enterprise-scale infrastructure platformsStrong background in cloud architecture (AWS, Azure, or equivalent) and hybrid infrastructure modelsDemonstrated experience with virtualisation, storage and high-availability infrastructure designTrack record of leading infrastructure modernisation programmes and technology transformationExperience in defence, aerospace or government IT environmentsTechnical KnowledgeDeep expertise in infrastructure ...

Infrastructure/Platform Architect

Hiring Organisation
Jobleads-UK
Location
Farnborough, England, United Kingdom
private cloud) supporting mission-critical workloads Architect virtualisation solutions, containerisation strategies and orchestration platforms Design disaster recovery, business continuity and resilience architectures meeting MOD availability requirements Guide infrastructure modernisation programmes, legacy system migrations and technology refresh initiatives Ensure infrastructure designs comply with MOD security requirements, Classification Guides and defence … implementing enterprise-scale infrastructure platforms Strong background in cloud architecture (AWS, Azure, or equivalent) and hybrid infrastructure models Demonstrated experience with virtualisation, storage and high-availability infrastructure design Track record of leading infrastructure modernisation programmes and technology transformation Experience in defence, aerospace or government IT environments Technical Knowledge ...

Infrastructure Platform Architect

Hiring Organisation
Hackajob Ltd
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
private cloud) supporting mission-critical workloads Architect virtualisation solutions, containerisation strategies and orchestration platforms Design disaster recovery, business continuity and resilience architectures meeting MOD availability requirements Guide infrastructure modernisation programmes, legacy system migrations and technology refresh initiatives Ensure infrastructure designs comply with MOD security requirements, Classification Guides and defence … implementing enterprise-scale infrastructure platforms Strong background in cloud architecture (AWS, Azure, or equivalent) and hybrid infrastructure models Demonstrated experience with virtualisation, storage and high-availability infrastructure design Track record of leading infrastructure modernisation programmes and technology transformation Experience in defence, aerospace or government IT environments Technical Knowledge ...

Senior Full Stack .NET Engineer (React / APIs)

Hiring Organisation
Computer Futures
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£68000 - £87000/annum equity package
collaborative development team working on a complex, integration-focused platform. This is a product-focused role where you will design, build, and maintain scalable, high-performance web applications that support real-time operational workflows. You will play a key role in shaping system architecture, delivering robust solutions, and supporting … evaluating technical solutions and trade-offs Collaborate with cross-functional teams to enable system interoperability Troubleshoot development and production issues across multiple environments Support high-availability systems with ongoing maintenance and monitoring Participate in Agile development processes and team discussions Maintain high standards through code reviews, testing ...

Lead Oracle Applications Engineer

Hiring Organisation
SSCL
Location
Gosport, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
. You'll lead the development, support, and enhancement of the Equiniti application suite, ensuring stability, performance, and continuous improvement across a complex, high-availability environment. This is an opportunity to combine hands-on technical leadership with modern DevOps practices while making a real impact on systems that … upgrades and environment management. Working with complex datasets to deliver reporting, analysis and data fixes. Enhancing monitoring, logging and automation capabilities. Ensuring system stability, availability and performance across multiple environments. Providing technical leadership and mentoring within the engineering team What you will bring: Strong Oracle Applications experience. Extensive knowledge ...

DataComms Technician

Hiring Organisation
Tank Recruitment
Location
Surrey, United Kingdom
Employment Type
Permanent
Salary
£32000/annum
clients. We are seeking a Data Communications Technician to join their Enterprise Engineering team to assist in the design, deployment, and support of complex, high-availability systems. Key Responsibilities Technical Support: Act as a key escalation point for service issues, delivering timely, accurate technical analysis. Deployment & Integration: Support … build, commissioning, and on-site installation of complex client networks. System Maintenance: Assist in the management of VoIP, virtualization, and high-availability infrastructure. Documentation: Maintain rigorous project records and assist in the evaluation of new service solutions. Support Rota: Participate in the technical support rota to ensure service ...

Senior Software Engineer Reading, United Kingdom

Hiring Organisation
Jobleads-UK
Location
Reading, England, United Kingdom
compliance across diverse geographies and network conditions. The Network Capabilities Squad ensures Wireless Logic can meet the demands of global IoT customers through intelligent, high-availability services. We’re building a unified, next-generation connectivity platform anchored by a Tier 1-grade mobile core, eUICC-compliant SIMs … connectivity monitoring , network intelligence , and compliance enforcement Contribute to platform automation and internal tooling for streamlined SIM, MNO, and network operations Support and maintain high-availability infrastructure and disaster recovery solutions Lead technical discussions, participate in architectural decisions, and conduct code reviews Ensure observability, performance, and security ...

NOC Operations Manager

Hiring Organisation
Spectrum IT Recruitment
Location
Slough, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum Bonus and Benefits
smooth operation of business-critical systems while driving continuous improvement across our managed services. From overseeing Linux and Windows environments to managing VMware, networking, high availability, security and automation, you'll be at the heart of delivering exceptional service to our customers. You'll prioritise workloads, manage incidents … VMware ESXi Expert knowledge of Windows 10/11 Own Car and Clean Driving License. Experience in Operations, Infrastructure or Systems Engineering Solid networking, high availability and security knowledge Experience with technologies such as Veeam, Intune, NGINX, HAProxy, Apache and scripting/automation A proactive, customer-focused approach ...

Mechanical and Electrical Technician

Hiring Organisation
Custodian Data Centres
Location
Dartford, Kent, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
Technical Director, you'll carry out planned and reactive maintenance on critical electrical and mechanical infrastructure, ensuring maximum uptime and reliability within a high-availability environment. Key Responsibilities: Respond to reactive breakdown calls within agreed SLA timescales, minimising any risk to uptime. Maintain, fault-find, and repair modular … Senior Facilities Manager. What We're Looking For Essential: 18th Edition Wiring Regulations qualification. Experience working within a data centre, critical environment or other high-availability facility. Desirable: Working knowledge of BMS, HVAC systems, chilled water circuits, CRAC/CRAH units, and chilled beams. A good grasp ...

Senior Network Infrastructure Manager

Hiring Organisation
Sterling Bridge Limited
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Role: Senior Network Infrastructure Engineer Location: Southampton (Hybrid Role) Salary: £80,000 £100,000 Carrier-Grade Networking | High-Level Infrastructure Ownership | Progression Toward CTO Were recruiting for a Senior Network Infrastructure Engineer to join a highly technical telecoms and communications environment where network performance, resilience, and uptime are absolutely … point while helping to drive standards, performance, and operational stability across the environment. The role offers the chance to work across carrier-grade networking, high-availability telecoms platforms, on-prem infrastructure, and network architecture , making it a strong move for someone looking to continue progressing into a broader ...

Devops Engineer - SC Cleared

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Role We're seeking an experienced Senior DevOps Engineer to join a highly skilled engineering team responsible for supporting and enhancing a business-critical, high-availability platform that operates as part of the UK's essential financial infrastructure. This is an exciting opportunity to work within a complex ...

Solution Architect (Azure Cloud)

Hiring Organisation
Jobleads-UK
Location
Milton Keynes, England, United Kingdom
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 ...

Senior Platform Engineer

Hiring Organisation
Talent Locker
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
efficient software delivery. Implementing monitoring, observability and operational tooling to improve platform reliability. Working closely with Site Reliability Engineering and Operations teams to ensure high availability and resilience. Supporting incident response, root cause analysis and continuous improvement initiatives. Acting as a technical mentor, promoting engineering standards and best ...

Database Administrator (DBA)

Hiring Organisation
Technify Talent Limited
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum
shape the data platform behind a mission-critical technology solution. We're looking for an experienced Database Administrator to take ownership of a complex, high-availability database environment that supports a sophisticated operational software platform. This is an opportunity to join an innovative engineering team where reliability, performance …/MySQL databases. Develop and manage robust database schema migrations with safe deployment, validation and rollback processes. Monitor, analyse and optimise database performance in high-volume, write-intensive environments. Design and maintain backup, recovery and data retention strategies, regularly validating restore processes. Implement and maintain database security, permissions ...

Frontend/Microservices Architect

Hiring Organisation
FBI &TMT
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£90,000
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 ...

Lead Engineer

Hiring Organisation
Jobleads-UK
Location
Hook, England, United Kingdom
team’s efforts are always aligned with delivering tangible outcomes for Elanco’s customers. Oversee "build and run" responsibilities for Enterprise AI products, ensuring high availability and robust support through mature incident processes. Provide architectural oversight and hands‐on technical guidance for the development of AI‐driven applications. … Lead Scrum ceremonies from a technical perspective, ensuring the team delivers high‐quality increments and meets sprint goals. Mentor and coach Senior and Software Engineers, as well as members of our student program, to cultivate a high‐performing and connected engineering organisation. Drive CI/CD maturity, continually ...

Infrastructure Engineer (Need Banking or Financial Services Background)

Hiring Organisation
2MRW GROUP LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£70,000 - £75,000 per annum
across the organisation's core technology platforms while supporting wider transformation initiatives. Your responsibilities will include: Managing Windows Server and Linux environments to ensure high availability and operational stability. Supporting and optimising VMware virtual infrastructure across production environments. Maintaining enterprise backup, recovery and disaster recovery capabilities using industry … leading technologies. Monitoring infrastructure performance and proactively resolving capacity, availability and resilience issues. Administering Microsoft 365 services and supporting hybrid infrastructure technologies. Managing Active Directory, Group Policy, identity administration and user access management. Supporting desktop operating systems, laptops, mobile devices and collaboration technologies across multiple office locations. Maintaining endpoint ...

Database Administrator

Hiring Organisation
17918
Location
Woodstock, Oxfordshire, United Kingdom
with our global service desk, regional support teams and the global IT department. You will provide technical database expertise on projects when required. Provide availability, scalability and performance of all application database systems through data metrics Capture, analyse database metrics and bring forward improvements of database systems Identify, design … database capacity metrics on all server infrastructure Provide expertise for database engineering to optimise database migrations, queries and performance Management and monitoring of SQL availability groups and clustered SQL servers Lead in database related projects and ensure timely delivery. Analyse and use data to identify and prioritise operations ...

Infrastructure Associate

Hiring Organisation
Apex Techno Limited
Location
Worthing, West Sussex, South East, United Kingdom
Employment Type
Contract
Contract Rate
£325 per day
/WAN/Firewalls/VPN) Storage, backup, and recovery systems Cloud infrastructure (Azure/AWS/GCP) Patching, configuration, and hardening validation High availability and failover testing Monitoring, logging, and alert systems (Splunk, Dynatrace, etc.) Validate operational aspects: Maintainability Scalability Supportability Logging & monitoring Runbook readiness Access & security … will eventually be migrated (where possible) to the cloud (Azure). VCF is almost infrastructure as a service. The systems run on a high-performance network - the IDCC is 20Gbps. There is a lot of data base and application migration work being carried out or scheduled. The main data ...

Infrastructure Engineer (Azure)

Hiring Organisation
Hays Technology
Location
Windsor, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum £45,000 - £50,000
Infrastructure Engineer to join its technology team, supporting and developing a modern Microsoft cloud and hybrid environment. The IT function delivers secure, resilient and high-performing services that underpin core operational and user-facing systems. This is a hands-on technical role with a strong focus on Azure, Microsoft … processes, alongside core networking concepts such as DNS, DHCP, firewalls and secure connectivity. PowerShell or automation skills will be advantageous, as will experience supporting high availability and performance optimisation in cloud platforms. Strong communication skills and experience operating at second or third line support level within an enterprise ...

NOC Operations Manager

Hiring Organisation
Spectrum It Recruitment Limited
Location
Slough, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
smooth operation of business-critical systems while driving continuous improvement across our managed services. From overseeing Linux and Windows environments to managing VMware, networking, high availability, security and automation, you'll be at the heart of delivering exceptional service to our customers. You'll prioritise workloads, manage incidents ...

Senior Infrastructure Engineer

Hiring Organisation
Nextech Group Limited
Location
Abingdon, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£55,000
projects, manage infrastructure, and provide remote and on-site support. You'll work closely with customers and internal teams to deliver secure, scalable, and high-quality IT solutions. Key Responsibilities Design, implement, and support secure, scalable network solutions across multi-site customer environments. Lead the delivery of network … core infrastructure projects, including new installations, upgrades, and migrations. Manage and maintain on-prem and cloud infrastructure, ensuring high availability, performance, and security. Provide senior-level support for routing, switching, firewalls, VPNs, and WAN connectivity. Administer and support Windows Server environments, virtualised platforms (Hyper-V), and associated services. ...

Senior Systems Engineer (Server and Cloud Technologies Specialist)

Hiring Organisation
Trusted Technology Partnership
Location
Ringwood, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
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 ...