1 to 25 of 173 High Availability Jobs in the South East

You will lead a team of skilled network engineers, define the enterprise networking roadmap, and collaborate with cross-functional teams — including Security, Infrastructure, and IT Operations — to deliver a high-performance, high-availability network platform that underpins mission-critical business and customer operations. Key Responsibilities Strategic Leadership Define and execute the strategic vision for enterprise and customer … approach to incident response, monitoring, and continuous threat detection . Oversee audit readiness and maintain comprehensive network documentation and asset inventories. People & Stakeholder Leadership Build, develop, and mentor a high-performing network engineering team , fostering a culture of excellence, accountability, and continuous learning. Set clear objectives, manage performance, and align team skills with evolving business and technology needs. Act … technical depth and business acumen . Exceptional stakeholder management and communication skills, capable of influencing at C-suite level. Proven ability to lead teams , develop talent, and build a high-performance culture. Commercially aware, with experience managing budgets, vendors, and service contracts Qualifications Bachelor’s degree in Computer Science, Network Engineering, or related discipline (or equivalent experience). Professional More ❯

You will lead a team of skilled network engineers, define the enterprise networking roadmap, and collaborate with cross-functional teams — including Security, Infrastructure, and IT Operations — to deliver a high-performance, high-availability network platform that underpins mission-critical business and customer operations. Key Responsibilities Strategic Leadership Define and execute the strategic vision for enterprise and customer … approach to incident response, monitoring, and continuous threat detection . Oversee audit readiness and maintain comprehensive network documentation and asset inventories. People & Stakeholder Leadership Build, develop, and mentor a high-performing network engineering team , fostering a culture of excellence, accountability, and continuous learning. Set clear objectives, manage performance, and align team skills with evolving business and technology needs. Act … technical depth and business acumen . Exceptional stakeholder management and communication skills, capable of influencing at C-suite level. Proven ability to lead teams , develop talent, and build a high-performance culture. Commercially aware, with experience managing budgets, vendors, and service contracts Qualifications Bachelor’s degree in Computer Science, Network Engineering, or related discipline (or equivalent experience). Professional More ❯

You will lead a team of skilled network engineers, define the enterprise networking roadmap, and collaborate with cross-functional teams — including Security, Infrastructure, and IT Operations — to deliver a high-performance, high-availability network platform that underpins mission-critical business and customer operations. Key Responsibilities Strategic Leadership Define and execute the strategic vision for enterprise and customer … approach to incident response, monitoring, and continuous threat detection . Oversee audit readiness and maintain comprehensive network documentation and asset inventories. People & Stakeholder Leadership Build, develop, and mentor a high-performing network engineering team , fostering a culture of excellence, accountability, and continuous learning. Set clear objectives, manage performance, and align team skills with evolving business and technology needs. Act … technical depth and business acumen . Exceptional stakeholder management and communication skills, capable of influencing at C-suite level. Proven ability to lead teams , develop talent, and build a high-performance culture. Commercially aware, with experience managing budgets, vendors, and service contracts Qualifications Bachelor’s degree in Computer Science, Network Engineering, or related discipline (or equivalent experience). Professional More ❯

systems. Lead VMware infrastructure operations including provisioning, performance tuning, snapshot management, and lifecycle maintenance across ESXi hosts and vCenter environments. Ensure effective VMware resource allocation and cluster health, supporting high availability and fault tolerance. Drive data center organisation and restructuring initiatives, including rack layout optimisation, cable management, hardware lifecycle planning, and environmental monitoring. Participate in capacity planning and … performance tuning to support business growth and infrastructure scalability. Reliability & Monitoring Ensure high availability, security, and observability of systems through best practices in reliability and recoverability. Develop and maintain monitoring systems to ensure compliance with service level objectives. Lead and contribute to incident response, root cause analysis, and resolution of infrastructure issues. Project Delivery & Innovation Collaborate on infrastructure More ❯

a complex and evolving infrastructure environment. The post holder will be responsible for ensuring the stability, performance, and security of critical Linux-based systems, while supporting automation, monitoring, and high-availability environments. Salary: £43,482-£44,746 Contract type: Permanent Working hours: Full time Hybrid 60% Location: Central London (Hybrid working) Job responsibilities include: Maintain high availability More ❯

a focus on routers, switches, firewalls, and advanced data networking solutions. The candidate will also play a strategic role in cloud connectivity, hybrid solutions, and SD-WAN deployments, ensuring high availability, reliability, and performance across global network infrastructure. Key Responsibilities: 1. Network Infrastructure Management: Manage, configure, and troubleshoot routers, switches, and firewalls to ensure secure and reliable connectivity. … hybrid and multi-cloud integrations. Ensure network reliability and scalability through proactive planning and implementation. 4. Network Monitoring and Management: Administer over 6K+ network devices across 550+ circuits, maintaining high availability and performance. Implement automation and monitoring tools to reduce manual intervention and optimize network efficiency. Perform capacity planning, monitoring, and regular audits of network infrastructure. 5. Incident More ❯

leader, we are the driven professionals and technology experts that companies trust most to solve their IT challenges. As a Senior Software Engineer Manager, you’ll take on a high-profile, high-impact role for internal stakeholders and customers. Your experience in building and managing high-performance teams will help accelerate our growing business further. You will … large-scale digital transformation initiatives Hybrid Work Pattern - 2 days in office, based in Central London What you will do Lead and mentor a team of Software engineers, ensuring high-quality software development and delivery. Mentoring and coaching a team of 15+ coworkers on the execution of optimal solution roadmaps while maintaining consistently high levels of customer satisfaction. … platforms. Lead end-to-end digital transformation initiatives, modernizing legacy systems and migrating critical business applications to cloud platforms. Ensure seamless data migration, system integrations, and performance tuning for high availability environments. Ensure we build solutions that leverage our cross-practice expertise and drive client value and CDW differentiation What we expect of you Minimum basic requirements 10+ More ❯

leader, we are the driven professionals and technology experts that companies trust most to solve their IT challenges. As a Senior Software Engineer Manager, you’ll take on a high-profile, high-impact role for internal stakeholders and customers. Your experience in building and managing high-performance teams will help accelerate our growing business further. You will … large-scale digital transformation initiatives Hybrid Work Pattern - 2 days in office, based in Central London What you will do Lead and mentor a team of Software engineers, ensuring high-quality software development and delivery. Mentoring and coaching a team of 15+ coworkers on the execution of optimal solution roadmaps while maintaining consistently high levels of customer satisfaction. … platforms. Lead end-to-end digital transformation initiatives, modernizing legacy systems and migrating critical business applications to cloud platforms. Ensure seamless data migration, system integrations, and performance tuning for high availability environments. Ensure we build solutions that leverage our cross-practice expertise and drive client value and CDW differentiation What we expect of you Minimum basic requirements 10+ More ❯

the design, implementation, and maintenance of critical IT infrastructure within a dynamic technology team. Your role includes strategic planning, hands-on engineering, and nurturing cross-functional collaboration to ensure high availability, scalability, and security of systems. You will lead and mentor a team of infrastructure engineers, support complex escalations, and drive continual service improvement. Key Responsibilities Lead design …/Linux servers, virtualization platforms, firewalls, disaster recovery). Deploy and administer cloud platforms (AWS, Azure, GCP) and virtualization technologies (VMware, Hyper-V). Ensure 24/7 system availability, monitor performance, and contribute to disaster recovery and business continuity planning. Implement infrastructure automation using tools like Terraform and Ansible. Maintain monitoring and alerting systems such as Zabbix, Prometheus … automation (PowerShell, Bash, Python). Familiarity with containerization technologies (Docker, Kubernetes) is an advantage. Excellent problem-solving, communication, and documentation skills. Proven experience in team leadership, project management, and high-pressure environments. Sponsorship not available, candidate must be eligible for SC Clearance (5+ years UK Residency) What You Will Receive Competitive salary reflecting your experience and skills. Permanent contract More ❯

Lead IT Infrastructure Engineer to join our Marine Systems client. In this pivotal role, you will be responsible for the design, implementation, and management of our IT infrastructure, ensuring high availability, scalability, and security of our systems. You will also provide leadership to a team of infrastructure engineers and contribute to key strategic decisions in the development of More ❯

and Subscriptions to Azure Landing Zone management group and subscriptions. Deliver Server using CIS hardened image for 2019/2022, App Services, SQL Managed Instance, SQL Database Server. Ensure high availability of services. Deliver secure way of network routing using Application Gateway, Azure Firewall, Network Security Group. Design and Configuration of point-to-site and site-to-site … for high secure VPN connectivity from end user’s device and Sizewell C various offices and sites. Configuration of Data Lake storage, ensuring security hardening. Compliance of backup and restoration. Integration of IAAS, PAAS and SAAS application with Microsoft Entra ID (AAD) for secure access through SAML SSO. Maintain the lifecycle of Enterprise Application and App registration certificate. Closely … understanding of competitive technologies to properly assess feasibility to integrate with customer solutions and understanding of Agile life-cycle Should be Core On premises, Azure Solution Architect and have high experience in solution designing. Should have excellent communication skills, the role is to work along with customer, understand their business/technical requirement and design Domain Merger, Identity management More ❯

and Subscriptions to Azure Landing Zone management group and subscriptions. Deliver Server using CIS hardened image for 2019/2022, App Services, SQL Managed Instance, SQL Database Server. Ensure high availability of services. Deliver secure way of network routing using Application Gateway, Azure Firewall, Network Security Group. Design and Configuration of point-to-site and site-to-site … for high secure VPN connectivity from end user’s device and Sizewell C various offices and sites. Configuration of Data Lake storage, ensuring security hardening. Compliance of backup and restoration. Integration of IAAS, PAAS and SAAS application with Microsoft Entra ID (AAD) for secure access through SAML SSO. Maintain the lifecycle of Enterprise Application and App registration certificate. Closely … understanding of competitive technologies to properly assess feasibility to integrate with customer solutions and understanding of Agile life-cycle Should be Core On premises, Azure Solution Architect and have high experience in solution designing. Should have excellent communication skills, the role is to work along with customer, understand their business/technical requirement and design Domain Merger, Identity management More ❯

and Subscriptions to Azure Landing Zone management group and subscriptions. Deliver Server using CIS hardened image for 2019/2022, App Services, SQL Managed Instance, SQL Database Server. Ensure high availability of services. Deliver secure way of network routing using Application Gateway, Azure Firewall, Network Security Group. Design and Configuration of point-to-site and site-to-site … for high secure VPN connectivity from end user’s device and Sizewell C various offices and sites. Configuration of Data Lake storage, ensuring security hardening. Compliance of backup and restoration. Integration of IAAS, PAAS and SAAS application with Microsoft Entra ID (AAD) for secure access through SAML SSO. Maintain the lifecycle of Enterprise Application and App registration certificate. Closely … understanding of competitive technologies to properly assess feasibility to integrate with customer solutions and understanding of Agile life-cycle Should be Core On premises, Azure Solution Architect and have high experience in solution designing. Should have excellent communication skills, the role is to work along with customer, understand their business/technical requirement and design Domain Merger, Identity management More ❯

infrastructure upgrade projects and assist in developing new solutions. Manage and monitor servers, storage systems (SAN/NAS), and network equipment including switches, firewalls, and wireless access points. Ensure high system performance, availability, and data integrity through proactive monitoring, backups, and disaster recovery testing. Support and enhance business continuity plans. Maintain accurate and comprehensive technical documentation; contribute to … Proficiency in networking protocols such as TCP/IP, DNS, DHCP, and VLANs. Hands-on experience with virtualization platforms like VMware vSphere and Microsoft Hyper-V (VM provisioning, optimization, high availability, troubleshooting). Skilled in configuring and managing routers, switches, and firewalls. Experience with SAN and NAS technologies including provisioning, tuning, and backup strategies. Familiarity with LogicMonitor or More ❯

infrastructure upgrade projects and assist in developing new solutions. Manage and monitor servers, storage systems (SAN/NAS), and network equipment including switches, firewalls, and wireless access points. Ensure high system performance, availability, and data integrity through proactive monitoring, backups, and disaster recovery testing. Support and enhance business continuity plans. Maintain accurate and comprehensive technical documentation; contribute to … Proficiency in networking protocols such as TCP/IP, DNS, DHCP, and VLANs. Hands-on experience with virtualization platforms like VMware vSphere and Microsoft Hyper-V (VM provisioning, optimization, high availability, troubleshooting). Skilled in configuring and managing routers, switches, and firewalls. Experience with SAN and NAS technologies including provisioning, tuning, and backup strategies. Familiarity with LogicMonitor or More ❯

a skilled and proactive Solace Messaging Administrator to join our Messaging team. You will be responsible for managing and supporting our enterprise messaging infrastructure built on Solace PubSub+, ensuring high availability, optimal performance, and reliability across production and non-production environments. This includes working on incident response, capacity planning, WAN optimization, and system observability using tools like Prometheus … of cloud environments (AWS, Azure, GCP) and cloud-native Solace deployments. Why Join Us? Join a multi-discipline team, delivering advanced Messaging APIs, developing tools, administering , supporting low latency, high throughput messaging system for prices, orders, trades, and mission critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your programming skills while More ❯

a skilled and proactive Solace Messaging Administrator to join our Messaging team. You will be responsible for managing and supporting our enterprise messaging infrastructure built on Solace PubSub+, ensuring high availability, optimal performance, and reliability across production and non-production environments. This includes working on incident response, capacity planning, WAN optimization, and system observability using tools like Prometheus … of cloud environments (AWS, Azure, GCP) and cloud-native Solace deployments. Why Join Us? Join a multi-discipline team, delivering advanced Messaging APIs, developing tools, administering , supporting low latency, high throughput messaging system for prices, orders, trades, and mission critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your programming skills while More ❯

a skilled and proactive Solace Messaging Administrator to join our Messaging team. You will be responsible for managing and supporting our enterprise messaging infrastructure built on Solace PubSub+, ensuring high availability, optimal performance, and reliability across production and non-production environments. This includes working on incident response, capacity planning, WAN optimization, and system observability using tools like Prometheus … of cloud environments (AWS, Azure, GCP) and cloud-native Solace deployments. Why Join Us? Join a multi-discipline team, delivering advanced Messaging APIs, developing tools, administering , supporting low latency, high throughput messaging system for prices, orders, trades, and mission critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your programming skills while More ❯

Senior Network Engineer Bedford £50,169 per annum Permanent Full Time (will consider Part-Time Applications) Design, implement, and maintain robust, secure, and scalable network infrastructure solutions. Ensure high availability, performance, and security of bphas network systems while mentoring junior staff and collaborating across IT teams. Key Responsibilities Design and develop network architecture strategies aligned with business needs … and industry standards. Implement and manage network security measures (firewalls, VPNs, IDS/IPS). Configure and maintain routers, switches, wireless systems, and firewalls. Deploy scalable, high-performance network solutions with minimal downtime. Conduct regular network maintenance, updates, and upgrades. Perform security audits and vulnerability assessments. Respond to and mitigate network security incidents. Automate network tasks and processes using … IT teams and third-party vendors on network-related projects. Provide technical guidance and mentorship to team members. Stay current with emerging network technologies and trends. Key Performance Indicators High network uptime and minimal downtime. Successful delivery of network projects on time and within budget. Zero or minimal security breaches. Positive stakeholder feedback on network performance and documentation. Effective More ❯

Food Security, and AI & Robotics. The Role: Cloud Engineer Oracle Fusion & Cloud Infrastructure This is a critical technical role focused on the design, implementation, and maintenance of our secure, high-availability cloud environments, directly supporting the operation and integration of our Oracle Fusion Cloud (ERP/HCM/SCM) applications. You will be instrumental in managing the Oracle More ❯

Docker, Kubernetes) and cloud platforms (AWS, GCP or Azure) Skilled in cross-functional collaboration and stakeholder communication Strong analytical skills with a proactive, problem-solving mindset Desirable Experience in high-availability systems, cybersecurity frameworks (ISO, SOC), or Elixir development Background in fast-paced, start-up or scale-up environments Interest in stepping into or growing towards an Engineering More ❯

data pipelines, and backend components (primarily Python, FastAPI, or Flask) Engineer robust, containerised architectures using Docker and Kubernetes Work with ElasticSearch, Weaviate, Pinecone, and other vector databases Help deliver high-availability, fault-tolerant systems for mission-critical workloads What Were Looking For Degree in Computer Science, AI, or related field, or equivalent hands-on experience Experience with LLMs … an SME environment Security Check (SC) cleared, British nationals only (no dual nationality) Why Join? Shape a pioneering AI platform with nationwide significance Mentorship and growth within a collaborative, high-performing team Work that genuinely matters with high-impact and real-world outcomes Hybrid working environment Competitive salary £40k£90k + performance bonuses More ❯

integrating with global banking partners to powering real-time transaction flows, your work will directly impact the operational stability and financial accuracy of the entire business. This is a high-impact role ideal for someone who thrives in complex domains, values precision, and is motivated by the challenge of building systems that underpin the company’s trust and reliability. … and grow a team of engineers responsible for building and maintaining bank integrations, payment pipelines, and financial APIs. Own the architecture and operational excellence of business-critical systems with high reliability and availability requirements. Collaborate with stakeholders in Product, Finance, and Compliance to prioritize features, support audits, and ensure alignment with business goals. Drive strategic decisions around vendor … understanding of distributed systems, secure data processing, and transactional consistency. Strong background in backend development using languages such as Java, Go, Python, or similar. Experience managing production systems with high availability and performance requirements. Excellent communication and stakeholder management skills. Comfortable working in regulated or compliance-heavy environments (e.g., SOC2, PCI, GDPR). WHO WE ARE: Do Your More ❯

integrating with global banking partners to powering real-time transaction flows, your work will directly impact the operational stability and financial accuracy of the entire business. This is a high-impact role ideal for someone who thrives in complex domains, values precision, and is motivated by the challenge of building systems that underpin the company’s trust and reliability. … and grow a team of engineers responsible for building and maintaining bank integrations, payment pipelines, and financial APIs. Own the architecture and operational excellence of business-critical systems with high reliability and availability requirements. Collaborate with stakeholders in Product, Finance, and Compliance to prioritize features, support audits, and ensure alignment with business goals. Drive strategic decisions around vendor … understanding of distributed systems, secure data processing, and transactional consistency. Strong background in backend development using languages such as Java, Go, Python, or similar. Experience managing production systems with high availability and performance requirements. Excellent communication and stakeholder management skills. Comfortable working in regulated or compliance-heavy environments (e.g., SOC2, PCI, GDPR). WHO WE ARE: Do Your More ❯

proxies, and DDoS protections. Support a Zero Trust model through segmentation and ZTNA policies. Performance & Low-Latency Optimisation Engineer networks for speed, efficiency, and resilience—particularly in support of high-performance financial systems. Monitor and analyse performance, recommend improvements, and ensure systems meet demanding SLAs. Support colocation near exchanges and manage high-throughput, low-latency routes. Monitoring & Observability … and support root-cause analysis. Collaboration & Project Leadership Act as a key stakeholder in cross-functional teams, working with Infrastructure, Security, DevOps, and Application teams to deliver secure and high-performance systems. Document design standards and mentor others in networking best practices. Lead major infrastructure initiatives from design through to implementation. Support & Innovation Continuously assess the evolving needs of … Security Groups, etc.) Experience designing and managing enterprise-grade LAN, WAN, VPN, and SASE networks Familiarity with Azure networking and hybrid cloud deployments Deep understanding of low-latency and high-availability network design Hands-on experience with network security (Firewalls, Proxies, Remote Access, DDoS, ZTNA) Proficient in Terraform, Ansible, and scripting for infrastructure automation Knowledge of GitOps, CI More ❯