151 to 175 of 276 High Availability Jobs in the UK

carers, and system integrations Collaborating with frontend engineers in building new APIs and data contracts to support new functionality Maintaining and evolving our cloud infrastructure (GCP, Kubernetes) to ensure high availability, security, and performance Managing service observability and reliability, including logging, metrics and alerting (we use Prometheus and Grafana) Handling database and service upgrades (e.g. MySQL, Kubernetes), secrets … achieve your personal and career goals Macbook + any particular extras you require Cycle-to-work scheme AND a genuine opportunity to be a very key part of a high-growth business Do something you genuinely care about. Join a diverse team of skilled, passionate and progressive people who like to get on with each other. Work at one More ❯

Replication & Streaming including IBM CDC replication technologies, Confluent Kafka & IBM Voltage encryption. NoSQL expertise to include strong skills in Couchbase cluster management, Version upgrades, security patching & performance tuning and high availability via node scaling and rebalancing. Experience of programming & automation including Python & Shell scripting and Jenkins-based CI/CD pipelines. You must have experience of Linux/ More ❯

enterprise-scale systems. Key Responsibilities Lead the management, maintenance, and optimisation of IT infrastructure (Windows, Linux, networking, and security). Oversee infrastructure projects, including upgrades, migrations, and integrations. Ensure high availability, scalability, and security of systems and networks. Collaborate with stakeholders to align infrastructure strategy with business objectives. Mentor and support junior team members, providing technical leadership. Drive More ❯

Job Title: Lead Cloud Engineer Location: London (Hybrid) Job Description: Role Summary: Lead the design, deployment, and management of AWS-based infrastructure, ensuring high availability, scalability, and security. Architect, deploy, and maintain secure cloud-based applications and solutions on AWS services such as EC2, S3, RDS, Lambda, CloudFormation, and VPC. Collaborate with development, operations, and security teams to More ❯

migrating from v6 to v8 or higher), ensuring minimal disruption and full compliance. - Troubleshoot and resolve technical issues related to ACBS applications, interfaces, and overall system performance to maintain high availability and user satisfaction. - Collaborate with cross-functional teams to deliver seamless project execution and continuous improvement of ACBS solutions. - Maintain comprehensive technical documentation for developed solutions, integrations More ❯

migrating from v6 to v8 or higher), ensuring minimal disruption and full compliance. - Troubleshoot and resolve technical issues related to ACBS applications, interfaces, and overall system performance to maintain high availability and user satisfaction. - Collaborate with cross-functional teams to deliver seamless project execution and continuous improvement of ACBS solutions. - Maintain comprehensive technical documentation for developed solutions, integrations More ❯

migrating from v6 to v8 or higher), ensuring minimal disruption and full compliance. - Troubleshoot and resolve technical issues related to ACBS applications, interfaces, and overall system performance to maintain high availability and user satisfaction. - Collaborate with cross-functional teams to deliver seamless project execution and continuous improvement of ACBS solutions. - Maintain comprehensive technical documentation for developed solutions, integrations More ❯

migrating from v6 to v8 or higher), ensuring minimal disruption and full compliance. - Troubleshoot and resolve technical issues related to ACBS applications, interfaces, and overall system performance to maintain high availability and user satisfaction. - Collaborate with cross-functional teams to deliver seamless project execution and continuous improvement of ACBS solutions. - Maintain comprehensive technical documentation for developed solutions, integrations More ❯

migrating from v6 to v8 or higher), ensuring minimal disruption and full compliance. - Troubleshoot and resolve technical issues related to ACBS applications, interfaces, and overall system performance to maintain high availability and user satisfaction. - Collaborate with cross-functional teams to deliver seamless project execution and continuous improvement of ACBS solutions. - Maintain comprehensive technical documentation for developed solutions, integrations More ❯

premises network infrastructure Configure, manage, and troubleshoot Cisco switches/routers , Palo Alto firewalls , Fortigate firewalls , and NSX-T Build and maintain both physical and virtualised network environments Support high availability, scalability, and performance across the network estate Prepare and deliver detailed technical design documentation and knowledge management Collaborate with cross-functional teams to integrate new solutions and More ❯

deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that govern all integration activities to prevent "API sprawl" and maintain a cohesive More ❯

deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that govern all integration activities to prevent "API sprawl" and maintain a cohesive More ❯

deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that govern all integration activities to prevent "API sprawl" and maintain a cohesive More ❯

deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that govern all integration activities to prevent "API sprawl" and maintain a cohesive More ❯

deploying APIs using API gateways and management platforms. This involves establishing proper authentication, authorization, and versioning protocols. Performance Optimization: Monitoring and tuning existing integration processes and APIs to ensure high availability, performance, and reliability. 3. GOVERNANCE & STANDARDS The architect establishes the rules and best practices that govern all integration activities to prevent "API sprawl" and maintain a cohesive More ❯

a builder role rather than a maintainer, and take full ownership of your deliverables. Exhibit excellent written and verbal communication skills in English. Desired Extras: Experience with low-latency, high-availability, and efficient GraphQL APIs. Experience with event-driven architectures. Familiarity with system and application monitoring, software distribution, patching, and maintaining CI/CD pipelines. Experience with relational More ❯

ensure integrated risk management and incident response. Promote stakeholder engagement and cross-functional collaboration to embed a culture of security awareness and ownership across the organisation. Operational Oversight Ensure high availability, performance, and security of all technology systems and infrastructure. Monitor and improve service levels, incident resolution times, and system reliability metrics. Lead cross-functional coordination for escalations More ❯

and performance across both front-end and back-end systems. Key Responsibilities: Lead the full software development lifecycle, from requirements gathering and system design to implementation and deployment. Develop high-quality, scalable, and maintainable code using TypeScript, React, Next.JS, Node.js, and Python. Architect and build cloud-based solutions on AWS, ensuring high availability, security, and performance. Collaborate More ❯

and performance across both front-end and back-end systems. Key Responsibilities: Lead the full software development lifecycle, from requirements gathering and system design to implementation and deployment. Develop high-quality, scalable, and maintainable code using TypeScript, React, Next.JS, Node.js, and Python. Architect and build cloud-based solutions on AWS, ensuring high availability, security, and performance. Collaborate More ❯

and performance across both front-end and back-end systems. Key Responsibilities: Lead the full software development lifecycle, from requirements gathering and system design to implementation and deployment. Develop high-quality, scalable, and maintainable code using TypeScript, React, Next.JS, Node.js, and Python. Architect and build cloud-based solutions on AWS, ensuring high availability, security, and performance. Collaborate More ❯

and operations. This includes overseeing on-premises systems, cloud platforms, networking, storage, security, and disaster recovery. You will play a pivotal role in ensuring low-latency connectivity for trading, high availability for mission-critical systems, and compliance with regulatory requirements. This role demands a balance of strategic leadership, hands-on technical expertise, and operational excellence, as well as … uptime, and security. Infrastructure & Cloud Management Oversee the design, implementation, and support of on-premises infrastructure, private cloud, and public cloud platforms (Azure). Ensure ultra-low latency and high-throughput networking for trading systems, including co-location environments and market connectivity. Manage enterprise storage, backup, and disaster recovery solutions with near-zero downtime objectives. Operational Excellence Lead a … high-performing infrastructure and DevOps team; mentor engineers and ensure career development. Implement Infrastructure as Code (IaC) and automation to optimise provisioning, monitoring, and scaling. Proactively monitor systems to detect, prevent, and resolve issues before they impact trading or operations. Security & Compliance Partner with the CISO to ensure all systems meet cybersecurity best practices and comply with FCA and More ❯

culture are achieved and maintained. Main duties of the job Reporting to the Lead Technical Architect joining a technical architecture team, you will be responsible for the infrastructure implementation, availability and development of servers, cloud infrastructure and end user complete architecture. Assist on designing, documenting and implementing the architecture setup for the trust's server, cloud and end-user … compute infrastructure. Diagnose, investigate, plan and implement infrastructure projects to improve uptime, system availability and resilience. To role model compassionate and inclusive leadership in order to shape the creation of a collective leadership culture within the trust. This means demonstrating a consistent leadership style which (a) engages, enables and empowers others (b) uses coaching to promote ownership of learning … documentation, including SOPs and knowledge base articles for internal use. Departmental responsibility for outage escalations across on-premises Infrastructure, cloud-based infrastructure and end-user compute technology. To ensure high availability, security and usability of the infrastructure in place that is transparent to users and ensure Service Level Agreements are in place Part of the CITI 24/ More ❯

company for an experienced Network Engineer. The Network Engineer will be responsible for the design, implementation, maintenance, and support of the organization's network infrastructure. This includes ensuring network availability, performance, security, and scalability to meet the organization's needs. Role and Responsibilities: Design and implement network infrastructure including LANs, WANs, WLANs, VPNs, and other network devices. Configure and … maintain network equipment such as routers, switches, firewalls, and load balancers. Monitor network performance and troubleshoot network issues, ensuring high availability and reliability. Implement network security measures to protect data, systems, and networks from unauthorized access or breaches. Collaborate with other IT teams to integrate network infrastructure with other systems and applications. Evaluate and recommend new network technologies More ❯

Conduct regular performance reviews and provide ongoing feedback to foster growth and development within the team. Operational Oversight: Oversee the daily operations of digital systems, applications, and infrastructure. Ensure high availability and performance of all IT services and applications. Implement and maintain monitoring systems to proactively identify and resolve issues. Application Support: Manage application support activities to ensure … digital products and services. Work with the End-to-End QA Specialist to develop comprehensive test plans and ensure thorough testing. Ensure quality assurance processes are followed to maintain high standards. Strategic Planning and Improvement: Develop and implement strategies to enhance digital operations and IT service delivery. Identify opportunities for process optimisation and efficiency gains. Stakeholder Communication: Act as … senior management on the status of projects, operational performance, and security compliance. Facilitate effective communication between IT teams and business units. Problem Solving and Incident Management: Manage and resolve high-priority incidents and critical issues. Conduct root cause analysis and implement corrective actions to prevent recurrence. Develop and maintain incident response plans and procedures. Requirements: Proven experience as a More ❯

defence in maintaining a seamless customer experience across our tech estate. You'll monitor live systems, respond to critical alerts, and work collaboratively to ensure we continue to deliver high availability, resilience, and performance. This is a great opportunity for someone with a technical mindset who thrives on solving problems and is looking to grow in a supportive … Contributing to weekly feedback loops, identifying recurring issues and continuous improvement opportunities. Acting as the single point of IT support out-of-hours, including handling user access requests and high-priority incidents. Collaborating with Duty Managers to ensure timely, effective communication on live issues. Still interested? Great News! We are looking for: Degree qualified or equivalent experience in an More ❯