26 to 50 of 174 High Availability Jobs in the South East

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 ❯

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 ❯

closely with the application team to integrate cloud solutions seamlessly. Utilize technologies such as Azure, Kubernetes (AKS), Terraform, Azure DevOps. Develop, deploy, and manage containerized applications using AKS. Ensure high availability and scalability of microservices. Implement best practices for container orchestration and monitoring. Implement automated secrets management workflows. Design and maintain CI/CD pipelines using Azure DevOps. More ❯

Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale backend services using Java and Spring Boot Shape a modern microservices architecture for a high-availability More ❯

Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale backend services using Java and Spring Boot Shape a modern microservices architecture for a high-availability More ❯

Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale backend services using Java and Spring Boot Shape a modern microservices architecture for a high-availability More ❯

development frameworks (React, Node.js, Next.js, Python) Databases such as DynamoDB, MongoDB, or RDS CI/CD pipelines (GitHub Actions) Identity and access management (SSO, federated identity, Okta) Exposure to high-availability architectures, monitoring, and troubleshooting Strong communication skills, with the ability to engage both technical and non-technical stakeholders If you’re excited by the idea of leading More ❯

our network architecture. Key Responsibilities Design, implement, and maintain secure and efficient LAN and WAN infrastructure across multiple sites. Manage internet connectivity and work with service providers to ensure high availability and performance. Configure, monitor, and maintain enterprise-grade firewalls to protect internal assets and enforce security policies. Design and manage Azure networking , including virtual networks, subnets, and More ❯

our network architecture. Key Responsibilities Design, implement, and maintain secure and efficient LAN and WAN infrastructure across multiple sites. Manage internet connectivity and work with service providers to ensure high availability and performance. Configure, monitor, and maintain enterprise-grade firewalls to protect internal assets and enforce security policies. Design and manage Azure networking , including virtual networks, subnets, and More ❯

our network architecture. Key Responsibilities Design, implement, and maintain secure and efficient LAN and WAN infrastructure across multiple sites. Manage internet connectivity and work with service providers to ensure high availability and performance. Configure, monitor, and maintain enterprise-grade firewalls to protect internal assets and enforce security policies. Design and manage Azure networking , including virtual networks, subnets, and More ❯

implementation and rollout for upgrades of 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 change activities. Improve team documentation, keep it up More ❯

implementation and rollout for upgrades of 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 change activities. Improve team documentation, keep it up More ❯

implementation and rollout for upgrades of 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 change activities.  Improve team documentation, keep it up More ❯

network infrastructure aligns with our organization's strategic goals and technology initiatives. Key Responsibilities: Design, Implement, and Manage Network Infrastructure Lead the design and deployment of robust, scalable, and high-performing network architectures, including LAN, WAN, WiFi, and cloud networking solutions. Expertise in routing, switching, and network segmentation to support business operations across multiple sites and cloud environments. Design … needs of a hybrid cloud environment. Cloud Networking Expertise Architect and manage cloud-based network solutions (e.g., AWS, Azure, GCP) to support a range of applications and workloads. Ensure high availability and performance of network services in cloud environments, leveraging virtual network functions, VPNs, and direct connections. Design cloud-to-cloud and hybrid cloud architectures with a focus More ❯

We are seeking an experienced AWS Architect with valid eDV clearance/UK*C/UKIC to design, build, and maintain secure, scalable, and high-performing cloud infrastructure. This role involves working across development and operations teams to enable resilient platforms through modern cloud practices, automation, and container orchestration. You will be instrumental in shaping enterprise-ready cloud solutions … Implement strong security and access controls using IAM, Vault, and Secrets Manager Enhance platform observability using Prometheus, Grafana, and ELK Stack Collaborate with cross-functional teams to deliver robust, high-availability solutions Key Skills & Experience Extensive hands-on experience with AWS (Azure knowledge beneficial) Expertise in Terraform, CloudFormation, and automation tooling Strong containerisation skills with Kubernetes, Docker, and More ❯

We are seeking an experienced AWS Architect with valid eDV clearance/UK*C/UKIC to design, build, and maintain secure, scalable, and high-performing cloud infrastructure. This role involves working across development and operations teams to enable resilient platforms through modern cloud practices, automation, and container orchestration. You will be instrumental in shaping enterprise-ready cloud solutions … Implement strong security and access controls using IAM, Vault, and Secrets Manager Enhance platform observability using Prometheus, Grafana, and ELK Stack Collaborate with cross-functional teams to deliver robust, high-availability solutions Key Skills & Experience Extensive hands-on experience with AWS (Azure knowledge beneficial) Expertise in Terraform, CloudFormation, and automation tooling Strong containerisation skills with Kubernetes, Docker, and More ❯

We are seeking an experienced AWS Architect with valid eDV clearance/UK*C/UKIC to design, build, and maintain secure, scalable, and high-performing cloud infrastructure. This role involves working across development and operations teams to enable resilient platforms through modern cloud practices, automation, and container orchestration. You will be instrumental in shaping enterprise-ready cloud solutions … Implement strong security and access controls using IAM, Vault, and Secrets Manager Enhance platform observability using Prometheus, Grafana, and ELK Stack Collaborate with cross-functional teams to deliver robust, high-availability solutions Key Skills & Experience Extensive hands-on experience with AWS (Azure knowledge beneficial) Expertise in Terraform, CloudFormation, and automation tooling Strong containerisation skills with Kubernetes, Docker, and More ❯

annual, global championship – established in 2018 and now in its fourth season – features national teams battling in short, intense races at iconic stadium-style venues across the globe. The high-tech, high-speed action features the sailing's best athletes racing in identical hydrofoiling F50 catamarans, flying at speeds approaching 100 km/h who compete for the … project teams consisting of permanent, contract or volunteer staff. Sound understanding of IT and/or telecommunications. Experience of delivering production IT services to SLAs/OLAs within a high availability environment. Experience of managing third-party suppliers in a multi-vendor environment. Ability to operate both independently and in a collaborative, team environment. Superior organisation, prioritisation and More ❯

to the evolution of modern cloud-based data infrastructure , working with tools such as Airflow, Kafka, Spark, and AWS . Monitor and troubleshoot data workflows, ensuring continuous delivery of high-quality, analysis-ready datasets. Play a visible role in enhancing the firm’s broader data strategy and engineering culture. Candidate Profile 1–5 years’ experience in data engineering, analytics … proficiency with SQL . Confident working with ETL frameworks , data modelling principles, and modern data tools (Airflow, Kafka, Spark, AWS). Experience working with large, complex datasets from structured, high-quality environments — e.g. consulting, finance, or enterprise tech. STEM degree in Mathematics, Physics, Computer Science, Engineering, or a related field. Demonstrates curiosity, attention to detail, and a pragmatic, problem … solving mindset . Enjoys collaborating across technical and non-technical teams in fast-paced, high-performance settings. Why This Opportunity? Work at the intersection of data, technology, and finance , where clean engineering directly impacts business performance. Gain exposure to cutting-edge data stacks and high-availability systems . Collaborate with world-class technologists and quantitative researchers. Structured More ❯

to the evolution of modern cloud-based data infrastructure , working with tools such as Airflow, Kafka, Spark, and AWS . Monitor and troubleshoot data workflows, ensuring continuous delivery of high-quality, analysis-ready datasets. Play a visible role in enhancing the firm’s broader data strategy and engineering culture. Candidate Profile 1–5 years’ experience in data engineering, analytics … proficiency with SQL . Confident working with ETL frameworks , data modelling principles, and modern data tools (Airflow, Kafka, Spark, AWS). Experience working with large, complex datasets from structured, high-quality environments — e.g. consulting, finance, or enterprise tech. STEM degree in Mathematics, Physics, Computer Science, Engineering, or a related field. Demonstrates curiosity, attention to detail, and a pragmatic, problem … solving mindset . Enjoys collaborating across technical and non-technical teams in fast-paced, high-performance settings. Why This Opportunity? Work at the intersection of data, technology, and finance , where clean engineering directly impacts business performance. Gain exposure to cutting-edge data stacks and high-availability systems . Collaborate with world-class technologists and quantitative researchers. Structured More ❯

to the evolution of modern cloud-based data infrastructure , working with tools such as Airflow, Kafka, Spark, and AWS . Monitor and troubleshoot data workflows, ensuring continuous delivery of high-quality, analysis-ready datasets. Play a visible role in enhancing the firm’s broader data strategy and engineering culture. Candidate Profile 1–5 years’ experience in data engineering, analytics … proficiency with SQL . Confident working with ETL frameworks , data modelling principles, and modern data tools (Airflow, Kafka, Spark, AWS). Experience working with large, complex datasets from structured, high-quality environments — e.g. consulting, finance, or enterprise tech. STEM degree in Mathematics, Physics, Computer Science, Engineering, or a related field. Demonstrates curiosity, attention to detail, and a pragmatic, problem … solving mindset . Enjoys collaborating across technical and non-technical teams in fast-paced, high-performance settings. Why This Opportunity? Work at the intersection of data, technology, and finance , where clean engineering directly impacts business performance. Gain exposure to cutting-edge data stacks and high-availability systems . Collaborate with world-class technologists and quantitative researchers. Structured More ❯

respected financial institution is seeking a seasoned and driven Head of Infrastructure to lead their global IT strategy. This is a unique opportunity to spearhead significant transformation, build a high-performing team, and make a tangible impact on a large scale. This role demands a blend of strong technical expertise, proven leadership skills, and a forward-thinking vision for … vision for the organization's IT infrastructure, aligning it with overall business objectives. This includes developing and implementing a comprehensive cloud strategy. Team Management: Build, mentor, and motivate a high-performing team of infrastructure professionals across multiple global locations. Foster a collaborative and innovative work environment. Infrastructure Operations: Oversee the day-to-day operations, ensuring high availability … projects. Deep expertise in cloud technologies (AWS, Azure, GCP), virtualization, and network architecture. A strong understanding of security best practices and compliance regulations. Proven ability to lead and mentor high-performing teams, fostering a culture of collaboration and innovation. Excellent communication, interpersonal, and presentation skills. The ability to articulate complex technical concepts to both technical and non-technical audiences More ❯

and Spectrum Scale (GPFS) components. Develop and maintain automation scripts using Python and Bash to support storage operations and monitoring. Administer storage systems across Linux and Windows platforms. Ensure high availability, performance, and scalability of storage infrastructure. Maintain comprehensive documentation for storage configurations, procedures, and operational standards. Collaborate with cross-functional teams to support business and application requirements. … from the office two days a week with occasional travel to other sites in the UK Team overview Content technology and innovation Our Content Technology and Innovation team delivers high-quality content to homes, customer devices, businesses and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know More ❯

and Spectrum Scale (GPFS) components. Develop and maintain automation scripts using Python and Bash to support storage operations and monitoring. Administer storage systems across Linux and Windows platforms. Ensure high availability, performance, and scalability of storage infrastructure. Maintain comprehensive documentation for storage configurations, procedures, and operational standards. Collaborate with cross-functional teams to support business and application requirements. … from the office two days a week with occasional travel to other sites in the UK Team overview Content technology and innovation Our Content Technology and Innovation team delivers high-quality content to homes, customer devices, businesses and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know More ❯

and Spectrum Scale (GPFS) components. Develop and maintain automation scripts using Python and Bash to support storage operations and monitoring. Administer storage systems across Linux and Windows platforms. Ensure high availability, performance, and scalability of storage infrastructure. Maintain comprehensive documentation for storage configurations, procedures, and operational standards. Collaborate with cross-functional teams to support business and application requirements. … from the office two days a week with occasional travel to other sites in the UK Team overview Content technology and innovation Our Content Technology and Innovation team delivers high-quality content to homes, customer devices, businesses and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know More ❯