26 to 50 of 91 High Availability Jobs in London

Optimization (PTO) Must have in-depth experienced, Manage SQL Server databases, Configure and maintain database servers and processes, Backups, restores and recovery models. High Availability (HA) and Disaster Recovery (DR) options for SQL Server and experience with Windows server, including Active Directory Monitor system’s health and performance … including ensure high levels of performance, availability, sustainability and security Analyze, solve, and correct issues in real time and Refine and automate regular processes, track issues, and document changes Assist developers with query tuning and schema refinement Provide 24×7 support for critical production systems Perform scheduled maintenance ...

Team & People Management Lead multidisciplinary agile teams including cloud engineers, DevOps specialists, analysts, and testers Mentor, coach, and support performance development to build a high-performing delivery culture Ensure effective resource planning to support sprint velocity and long-term delivery capacity Cloud Architecture & Engineering Oversight Oversee delivery of cloud … architectures, container platforms, and hybrid infrastructure solutions Guide adoption of Infrastructure as Code (IaC) and automation practices Collaborate on designs for scalability, resilience, and high availability across platforms Delivery Operations & Agile Governance Manage sprint planning, backlog prioritisation, and iterative delivery using agile methodologies Track and report delivery metrics ...

Plan and execute migrations, including tenant-to-tenant Microsoft 365 and Active Directory consolidations * Collaborate with managed service providers and internal teams to maintain high availability, security and compliance * Support business continuity through proactive monitoring, incident management and disaster recovery planning * Mentor and provide technical guidance to team ...

microservices architectures to design, build, and scale backend systems in a cloud-native environment. The role requires a hands-on engineer who can deliver high-quality services, collaborate across teams, and contribute to architectural and design decisions. Roles & Responsibilities Design, develop, and maintain scalable backend services using Java … Spring Boot Build and support microservices-based architectures with high availability and performance Develop and consume RESTful APIs and event-driven services Collaborate with frontend, DevOps, and product teams to deliver end-to-end solutions Participate in design discussions, code reviews, and technical decision-making Ensure code quality ...

core Production Engineering team, who are accountable for the reliability, operability and performance of the firm’s trading-critical systems, in an environment where availability, correctness and latency directly impact outcomes. The successful hire will own the reliability of business-critical systems, from observability design through to incident resolution … systemic improvement; lead high-severity incident management; and reduce toil with software engineering, primarily in Python but also with Golang, TypeScript, SQL and/or PowerShell. The role requires someone who can evidence outstanding problem-solving and the ability to solve problems on their own initiative. Requirements Debugging distributed ...

using Bash, Python, or Perl scripts. • Design, deploy, and manage Linux workloads in Azure. • Implement and manage virtual networks, storage, and Azure resources. • Ensure high availability and disaster recovery of critical systems. • Use Azure DevOps for CI/CD pipeline automation and infrastructure as code (IaC). • Collaborate ...

modernized virtual machine environments as part of our one-system initiative. Develop monitoring, alerting, and observability solutions to track system performance and ensure high availability of database clusters. Integrate with configuration management systems such as Salt and Puppet to enable scalable infrastructure automation. Contribute to on-call rotation ...

modernized virtual machine environments as part of our one-system initiative. Develop monitoring, alerting, and observability solutions to track system performance and ensure high availability of database clusters. Integrate with configuration management systems such as Salt and Puppet to enable scalable infrastructure automation. Contribute to on-call rotation ...

with cutting-edge technologies, including GCP, Kubernetes, Terraform/OpenTofu, and modern CI/CD pipelines, while helping define best practices for a regulated, high-impact platform. What You’ll Do: Infrastructure & Automation: Build and maintain cloud infrastructure, CI/CD pipelines, and automated deployment workflows. Security & Compliance: Implement … securely. Incident Response: Contribute to operational and security incident handling to minimize downtime and risk. What You Bring: Strong experience designing, managing, and securing high-availability cloud infrastructure (GCP preferred). Expertise with Kubernetes (GKE), container runtime security, and cluster hardening. Solid skills in Infrastructure as Code (Terraform ...

secure AWS architectures for market data and pricing platforms Architect and govern API layers (REST/event-driven) for internal and external consumers Ensure high availability, performance, and resilience across critical financial systems Solutioning & DevOps Lead solution design across multiple delivery teams Define and embed DevOps and Infrastructure ...

modernized virtual machine environments as part of our one-system initiative. Develop monitoring, alerting, and observability solutions to track system performance and ensure high availability of database clusters. Integrate with configuration management systems such as Salt and Puppet to enable scalable infrastructure automation. Contribute to on-call rotation ...

modernized virtual machine environments as part of our one-system initiative. Develop monitoring, alerting, and observability solutions to track system performance and ensure high availability of database clusters. Integrate with configuration management systems such as Salt and Puppet to enable scalable infrastructure automation. Contribute to on-call rotation ...

engineering data, AI-driven simulations, and seamless user interactions. Prioritise maintainability, testability, and extensibility in design choices. Data Pipeline Engineering : Design and build robust, high-throughput data pipelines to manage large volumes of engineering data. Ensure efficient data ingestion, transformation, storage, and retrieval from both internal simulations and external … partner tools. Cloud-Based Scalability, Reliability, and Security : Leverage cloud technologies (AWS) to achieve system scalability, ensuring high availability, fault tolerance, and data security. Implement best practices for cloud infrastructure management and cost optimization. Simulation Tool Integration : Develop APIs and interfaces to seamlessly integrate with a variety ...

Required: SC Clearance UK Passport holders only Dual nationality not supported Location: Hybrid - 60% onsite/40% remote (Central London) Overview: design and validate High Availability (HA) and Disaster Recovery (DR) solutions for SQL Server in AWS, supporting a mission-critical SharePoint environment. Key Activities Define PoV success ...

most technically advanced teams in the country Heavy investment in cutting-edge and next-gen tech Flat structure, low ego, high talent Startup-style ownership backed by major resources Real autonomy to build, improve and automate The Role You’ll sit within an elite Linux-focused infrastructure team responsible … designing and running large-scale, high-availability systems. This is hands-on engineering. You’ll be: Building and evolving resilient, multi-petabyte infrastructure Writing Python to automate anything manual or repetitive Improving CI/CD pipelines and deployment workflows Working closely with engineers across the business to improve ...

London-based environment. This is a hands-on, technically led role where the Network and Security Specialist will be responsible for protecting systems, ensuring high availability, and strengthening security posture while supporting day-to-day operations and future growth. Key Responsibilities: • Design, implement, and maintain secure network … incidents using SIEM tools, Sophos MDR, and threat-hunting techniques. • Configure and manage firewalls, VPNs, IDS/IPS, web and email security solutions. • Maintain high patching and vulnerability remediation standards, including CVE management. • Coordinate annual third-party penetration testing and lead remediation based on risk and CVSS scoring. • Investigate ...

Programming capability in Python with Git based workflows and CI/CD pipelines • Hands on experience with observability platforms and monitoring systems • Experience operating high availability infrastructure and improving system resilience Exposure to technologies such as Kubernetes, Prometheus, Grafana, ELK, Kafka, PostgreSQL, Redis, Terraform, or Ansible would ...

office based Monday to Friday Design, deploy, and manage IT infrastructure systems, including servers, networks, and storage solutions. Monitor and maintain system performance, ensuring high availability and reliability. Implement and manage security measures to protect data and systems. Troubleshoot and resolve hardware and software issues. Collaborate with other ...

office based Monday to Friday Design, deploy, and manage IT infrastructure systems, including servers, networks, and storage solutions. Monitor and maintain system performance, ensuring high availability and reliability. Implement and manage security measures to protect data and systems. Troubleshoot and resolve hardware and software issues. Collaborate with other ...

secure AWS architectures for market data and pricing platforms Architect and govern API layers (REST/event-driven) for internal and external consumers Ensure high availability, performance and resilience across critical financial systems Solutioning & DevOps Lead solution design across multiple delivery teams Define and embed DevOps and Infrastructure ...

secure AWS architectures for market data and pricing platforms Architect and govern API layers (REST/event-driven) for internal and external consumers Ensure high availability, performance and resilience across critical financial systems Solutioning & DevOps Lead solution design across multiple delivery teams Define and embed DevOps and Infrastructure ...

. Take ownership of code reviews and actively participate in peer reviews. Configure and maintain SQL Server Databases Performance tuning and optimization Experience with High Availability and Disaster Recovery processes Support the full data lifecycle, contributing to an agile working environment Provide coaching and mentoring to colleagues when ...

Azure. Your responsibilities include: Architecture and Design: Craft end-to-end technical solutions that meet user needs. Cloud and Infrastructure: utilise Azure services for high availability and disaster recovery. Security and Compliance: Ensure adherence to NCSC Cloud Security Principles and data protection regulations. Governance and Assurance: Participate ...

focused environments) Kubernetes, containerisation, and distributed systems Terraform/Infrastructure-as-Code CI/CD, automation, and platform reliability Running production workloads with high availability requirements Plus, experience with one or more of the following: MLOps or ML platform engineering RAG architectures, embeddings, or vector search Model serving ...

role sits at the heart of Verifone’s global payment gateway platform. You will help shape the technical direction of systems responsible for processing high‐volume, mission‐critical financial transactions worldwide. At this level, the role goes beyond feature delivery. You will drive architectural decisions, set engineering standards … work closely with senior engineering, platform, product, and infrastructure partners to ensure our systems scale globally, remain secure, and meet the highest standards for availability and performance. Required Skills and Experience Needed Programming Languages Java 17 or higher Frameworks and Libraries Spring Boot Spring Web (REST APIs) Spring Data ...