1 to 25 of 341 High Availability Jobs in England

Senior Backend Engineer (Application & AI Orchestration) Overview We are seeking a deeply technical and security-minded Senior Backend Engineer to join a newly-founded, high-impact AI joint venture. Backed by five of the world's leading telecommunications giants, our mission is to restore trust in global voice communication. Our mission is to restore trust in voice communication by … from the moment a caller stops speaking to the moment our AI begins its response. You won't just be integrating APIs; you will be architecting the real-time, high-throughput nervous system of our core AI product. Key Responsibilities AI Orchestration & Core Logic Own the end-to-end backend architecture for the Personal Welcome Manager, our flagship conversational … application logic for all Welcome Manager features, including intent-capture, post-call summarization with entity extraction, and error handling. API & Application Development Design, build, and scale the mission-critical, high-availability RESTful APIs that serve our mobile clients (Android-first). Architect and manage the real-time streaming data flows (audio and text) required for the live transcription More ❯

Senior Backend Engineer (Application & AI Orchestration) Overview We are seeking a deeply technical and security-minded Senior Backend Engineer to join a newly-founded, high-impact AI joint venture. Backed by five of the world's leading telecommunications giants, our mission is to restore trust in global voice communication. Our mission is to restore trust in voice communication by … from the moment a caller stops speaking to the moment our AI begins its response. You won't just be integrating APIs; you will be architecting the real-time, high-throughput nervous system of our core AI product. Key Responsibilities AI Orchestration & Core Logic Own the end-to-end backend architecture for the Personal Welcome Manager, our flagship conversational … application logic for all Welcome Manager features, including intent-capture, post-call summarization with entity extraction, and error handling. API & Application Development Design, build, and scale the mission-critical, high-availability RESTful APIs that serve our mobile clients (Android-first). Architect and manage the real-time streaming data flows (audio and text) required for the live transcription More ❯

Type: Permanent About the Role: Our employer-partner is seeking a Senior Software Engineer with deep experience in Rust and/or C++ to design and build high-performance, distributed, and mission-critical systems. You will play a key role in shaping next-generation telecom and real-time communication platforms used in high-availability environments. Key Responsibilities … Architect scalable distributed systems with a strong focus on low-latency and high throughput. Build and optimise systems-level components using Rust, C++, C, or Java . Design and implement APIs and real-time communication protocols (SIP, VoIP, 5G, RTC). Improve platform reliability, stability, and performance (99.99%+ uptime environments). Lead performance tuning, fault-tolerance engineering, and … high-availability architecture reviews. Implement CI/CD workflows, containerisation, and systems monitoring (Docker, Kubernetes). Troubleshoot complex system bottlenecks in high-pressure environments. Provide mentorship, code reviews, and knowledge sharing within engineering teams. Required Skills & Experience: 5+ years in systems programming (Rust, C++, C ). Strong background in telecoms , VoIP, SIP, real-time protocols, or distributed More ❯

for overseeing, maintaining, and securing their backend databases ensuring colleagues have the reliable tools and data they need to deliver exceptional service every day. What You’ll Be Doing: High Availability & Disaster Recovery: Configure and maintain high availability solutions such as SQL Server Always On, database mirroring, and clustering to minimise downtime and ensure business continuity. … solutions. Communicate technical information clearly and effectively. What they’re Looking For: Proven experience in database administration and data engineering. Strong understanding of proactive monitoring, backup and recovery, and high availability solutions. Hands-on experience with ETL tools and processes (e.g. SSIS, Azure Data Factory, Informatica, Talend). Working knowledge of open-source RDBMS (PostgreSQL, MySQL, MongoDB). More ❯

transmission systems, ensuring the highest standards of broadcast excellence. This is a key position where you will guarantee seamless content delivery for a prestigious client base by ensuring the high availability, scalability, and robust security of all systems. What's In It For You? Lead Critical Projects: You will take the lead on technical systems projects from concept … with cutting-edge broadcast technology and ensuring projects are delivered on schedule and within budget. Drive Technical Innovation: This role offers the chance to design, develop, and implement complex, high-availability distributed systems, giving you a platform to solve advanced challenges and shape the infrastructure of a growing company. High-Impact Environment: As a key member of … a start-up, you will have the opportunity to mentor and collaborate with technology teams, directly influencing the engineering culture and resolving high-level technical issues in a dynamic environment. Responsibilities: Take full ownership of the core infrastructure, administering and maintaining primarily Linux-based environments through configuration, deployment, upgrades, and patching. Drive the end-to-end delivery of technical More ❯

to our customers. Responsibilities Become part of an established team adept at collaboration and task allocation. A team which can focus on generating direct impact. Make key contributions to high availability solutions in close collaboration with your team through your ability and willingness to take ownership and assist where needed. Your contributions will be thorough and result in … Spring-based backend services. Experience in the full lifecycle of service management, from initial development to continuous operation. A deep understanding of the critical aspects of service scalability and high availability as well as monitoring and maintaining deployed features and services ensuring optimal performance and reliability. Database management systems experience including replication, high availability, performance tuning More ❯

DevSecOps best practices, providing mentorship and technical leadership to other engineers. Monitoring and Operational Excellence: Implement and manage monitoring, logging, and alerting solutions (e.g., Prometheus, Grafana, Stackdriver) to ensure high availability and proactive incident response for all hybrid infrastructure. Required Skills & Qualifications Experience: 5+ years of experience in a DevOps, SRE, or Platform Engineering role. GCVE Expertise: Strong … security groups, transit gateways, and private links. Ensure seamless, secure connectivity between on-premises data centers, branch offices, and cloud environments. Network Load Balancing (NLB): Design, configure, and troubleshoot high-availability and high-performance application delivery and server load balancing solutions using technologies such as Citrix NetScaler (ADC) . Hands-On Implementation & Troubleshooting: Provide expert-level, hands … experience and practical operational skills with all specified technologies; this role is not purely conceptual." "Candidates must possess significant hands-on implementation and expert-level troubleshooting experience, moving beyond high-level architecture to operational excellence." "This role demands a 'doer' who can not only design but also implement, configure, and troubleshoot complex solutions across our hybrid IT landscape." "Proven More ❯

Senior Backend Engineer (Platform & Security) We are seeking a deeply technical and security-minded Senior Backend Engineer to join a newly-founded, high-impact AI joint venture. Backed by five of the world's leading telecommunications giants, our mission is to restore trust in global voice communication. We are building a new category of network-native B2C security, moving … and entitlements system that powers our freemium business model, targeting a 30% premium conversion rate. Architect and manage our core database solutions (eg, PostgreSQL for user data, Redis for high-speed caching), ensuring high availability, scalability, and security for call logs and user-profiles. Develop core, non-feature-specific Back End services such as user account management … KPIs. Required Qualifications Education & Experience Bachelor's degree in Computer Science or a related technical field. 5+ years of hands-on experience in Back End engineering, building and maintaining high-availability, scalable services in a production environment. Technical & Platform Skills Deep proficiency and hands-on production experience in Go (Golang our stack). Go is the required language More ❯

About the Role Are you passionate about building resilient systems and eliminating operational toil through automation? We’re looking for a Site Reliability Engineer (SRE) to join our high-impact team and help shape the future of our digital infrastructure. As an SRE, you’ll blend software engineering with systems engineering to ensure the reliability, availability, and performance … work on mission-critical systems, drive automation at scale, and collaborate across teams to embed reliability into every layer of our technology stack. What You’ll Do Ensure the availability, scalability, and performance of systems through proactive monitoring and capacity planning. Lead incident response, root cause analysis, and implement preventive measures to avoid recurrence. Develop automation tools and scripts … metrics. Stay current with industry trends and contribute to our internal engineering communities. What You Bring Proven experience as an SRE, DevOps Engineer, or Systems Engineer in a complex, high-availability environment. Deep expertise in Microsoft SQL Server (2016–2022), including performance tuning, high availability, and architecture. Strong scripting skills (e.g., PowerShell) and experience with automation More ❯

and maintain scalable observability and cloud infrastructure. The successful candidate will embed reliability, performance, and automation into our systems, champion GitOps practices, and provide technical leadership to deliver robust, high-availability solutions. Key Responsibilities Architect and maintain observability platforms using Datadog and Geneos for comprehensive monitoring and alerting. Design and manage scalable cloud infrastructure using Terraform and IaC … equivalent). Familiarity with SLOs, SLIs, and error budgets. Experience with multi-cloud or hybrid cloud environments. Knowledge of ITIL or SRE frameworks and methodologies. Experience in regulated or high-availability environments (fintech, financial services, or capital markets). More ❯

for OpenShift, including cluster topology, networking, and storage solutions. Define and implement best practices for OpenShift cluster setup, including multi-zone and multi-region deployments. Ensure the architecture supports high availability, fault tolerance, and disaster recovery. Migration Design and Optimization: Assess existing infrastructure, applications, and workloads to determine migration readiness. Develop detailed migration plans, including strategies for containerization … that integrate seamlessly with VMware virtualized environments. Leverage VMware tools (e.g., vSphere, vCenter, NSX) to optimize OpenShift deployments. Configure and manage Pure Storage solutions (e.g., FlashArray, FlashBlade) to provide high-performance, scalable storage for OpenShift workloads. Ensure compatibility and performance optimization between OpenShift, VMware, and Pure Storage. CI/CD Pipelines and DevOps Workflows: Design and implement CI/… balancing, DNS) and storage solutions (e.g., persistent volumes, dynamic provisioning). Hands-on experience with CI/CD tools (e.g., Jenkins, Github, ArgoCD) and DevOps workflows. Strong understanding of high availability, scalability, and security principles in cloud-native environments. Proven experience in workload and application migration to OpenShift or similar platforms. Proficiency in scripting and automation (e.g., Bash More ❯

London or Remote What’s on offer 💷 £70,000 – £85,000 + bonus & equity options 🏥 Comprehensive benefits package (healthcare, pension, life assurance) 🧑 💻 Hybrid working (London-based or remote) A high-growth fintech is seeking a DevOps Engineer to help build and operate the infrastructure powering the next generation of post-trade systems across Europe. This is a fantastic opportunity … work on secure, scalable, and low-latency platforms that underpin real-time financial operations. You’ll play a key role in designing cloud-native infrastructure , automating deployments, and ensuring high availability in a performance-critical environment. What you’ll do Design, implement, and maintain AWS-based distributed infrastructure supporting real-time services. Automate workflows and deployments using Terraform … Familiarity with monitoring, logging, and tracing tools. ✅ Security-conscious mindset and automation-first approach . Nice to have Experience in fintech, trading, or distributed ledger systems . Exposure to high-availability and latency-sensitive architectures . Familiarity with ISO 27001 or FCA-regulated environments . More ❯

London or Remote What’s on offer 💷 £70,000 – £85,000 + bonus & equity options 🏥 Comprehensive benefits package (healthcare, pension, life assurance) 🧑 💻 Hybrid working (London-based or remote) A high-growth fintech is seeking a DevOps Engineer to help build and operate the infrastructure powering the next generation of post-trade systems across Europe. This is a fantastic opportunity … work on secure, scalable, and low-latency platforms that underpin real-time financial operations. You’ll play a key role in designing cloud-native infrastructure , automating deployments, and ensuring high availability in a performance-critical environment. What you’ll do Design, implement, and maintain AWS-based distributed infrastructure supporting real-time services. Automate workflows and deployments using Terraform … Familiarity with monitoring, logging, and tracing tools. ✅ Security-conscious mindset and automation-first approach . Nice to have Experience in fintech, trading, or distributed ledger systems . Exposure to high-availability and latency-sensitive architectures . Familiarity with ISO 27001 or FCA-regulated environments . More ❯

for both transactional and analytical workloads across Cloud SQL (MySQL) and BigQuery, ensuring performance, reliability, security, and cost-efficiency. This is a hands-on role where you'll manage high availability setups, performance tuning, disaster recovery planning, automation, and observability. You'll also mentor engineers, maintain documentation, and manage third-party relationships. What you'll need to succeed … other scripting/IaC tools. Familiarity with monitoring tools like Cloud Monitoring or New Relic. Solid understanding of database security, IAM, encryption, and audit logging. Proven operational experience with high availability, backups, disaster recovery, and change management. Excellent documentation and stakeholder communication skills. Bonus points for experience with Couchbase, Redis, Kubernetes, Airbyte, Laravel, and Agile methodologies. GCP certifications More ❯

patching to maintain system stability. Database Logging & Monitoring: Configure and manage database logs for integration into a SIEM (Security information and event management) solution for monitoring and security compliance. High Availability & Failover Management: Monitor, maintain and orchestrate manual failover and failback procedures to maintain uptime. Automation & Scripting: Develop scripts using SQL, Bash, or Python to automate database maintenance … with the ability to work independently and as part of a team. Desirable Skills: Familiarity with security frameworks such as CIS benchmarks or ISO 27001. Hands-on experience with high availability clustering and replication. Familiarity with virtualization technologies. Experience with automated patch management in database environments. ServiceNow environment experience is desirable. Experience of transitioning systems to service. WHAT 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 ❯

Administrator Annual Salary: £51,250 Location: Sunderland, Hybrid (3 days minimum per week based in our Sunderland head office) Job Type: Full-time Day-to-day of the role: High Availability and Disaster Recovery: Configure and maintain solutions like SQL Server Always On Availability Groups to ensure business continuity. Develop and test database backup and recovery procedures. … technical support, troubleshoot database-related issues, and conduct root cause analysis to prevent future occurrences. Required Skills & Qualifications: Proven experience in Database Administration, particularly with SQL databases. Familiarity with high availability solutions and disaster recovery techniques. Experience with ETL tools and processes (e.g., Informatica, Talend, SSIS, Azure Data Factory). Proficiency in version control systems (GitHub, Bitbucket). More ❯

PER WEEK IN LONDON OFFICE - St James/Green Park AZ-104/AZ-700, Juniper, Palo Alto firewalls, Azure Cloud Networking Scripting - either Terraform or Powershell Network monitoring, high availability hybrid Cloud environment (Azure) Global Investment Fund Manager 4 days in the London office, 1 day WFH This impressive, privately owned Investment Fund Manager is seeking an … experienced Network Engineer to join their small IT team in London. Reporting to the Head of Infrastructure, you will take ownership of ensuring high availability of a complex hybrid Cloud environment working with Juniper, Palo Alto firewalls, routers, switches, load balancing and WiFi access points. They have a Azure Cloud environment so experience with networking in this setup More ❯

maintaining Microsoft SQL Server databases as a SQL Database Administrator Supporting Azure PaaS databases, including Azure SQL and Managed Instances Managing backups, restores, and recovery models Implementing and maintaining High Availability (HA) and Disaster Recovery (DR) solutions Troubleshooting database connection issues, including server firewall, proxy, and networking challenges Performing performance tuning and optimisation (PTO) to keep systems running … Warehouse and ETL/data pipelines (ADF) Proficiency in Database Access Management Expertise in SQL Server Administration, Performance Tuning & Optimisation Experience with backups, restores, and recovery models Knowledge of High Availability (HA) and Disaster Recovery (DR) solutions Ability to support Azure PaaS databases (Azure SQL, Managed Instances) SQL data migration experience Strong troubleshooting skills and networking understanding Scripting More ❯

maintaining Microsoft SQL Server databases as a SQL Database Administrator Supporting Azure PaaS databases, including Azure SQL and Managed Instances Managing backups, restores, and recovery models Implementing and maintaining High Availability (HA) and Disaster Recovery (DR) solutions Troubleshooting database connection issues, including server firewall, proxy, and networking challenges Performing performance tuning and optimisation (PTO) to keep systems running … Warehouse and ETL/data pipelines (ADF) Proficiency in Database Access Management Expertise in SQL Server Administration, Performance Tuning & Optimisation Experience with backups, restores, and recovery models Knowledge of High Availability (HA) and Disaster Recovery (DR) solutions Ability to support Azure PaaS databases (Azure SQL, Managed Instances) SQL data migration experience Strong troubleshooting skills and networking understanding Scripting More ❯

maintaining Microsoft SQL Server databases as a SQL Database Administrator Supporting Azure PaaS databases, including Azure SQL and Managed Instances Managing backups, restores, and recovery models Implementing and maintaining High Availability (HA) and Disaster Recovery (DR) solutions Troubleshooting database connection issues, including server firewall, proxy, and networking challenges Performing performance tuning and optimisation (PTO) to keep systems running … Warehouse and ETL/data pipelines (ADF) Proficiency in Database Access Management Expertise in SQL Server Administration, Performance Tuning & Optimisation Experience with backups, restores, and recovery models Knowledge of High Availability (HA) and Disaster Recovery (DR) solutions Ability to support Azure PaaS databases (Azure SQL, Managed Instances) SQL data migration experience Strong troubleshooting skills and networking understanding Scripting More ❯

RISE with SAP and Private Cloud environments. The ideal candidate will be responsible for the administration, migration, and optimization of SAP systems hosted on SAP Private Cloud (RISE), ensuring high availability, performance, and security. This role involves working closely with SAP, infrastructure teams, and business stakeholders to manage cloud-based SAP landscapes efficiently. Role and Responsibilities Manage and … networking, security, and identity management in cloud-hosted SAP landscapes. Ability to coordinate with SAP, cloud providers, and internal IT teams for issue resolution. Experience with disaster recovery and high-availability configurations for SAP systems. Strong analytical and problem-solving skills, with the ability to work under pressure. Location Slough UK More ❯

uptime of our AI cloud systems across AWS. I need a JSON/AWS/Lambda Developer to bridge software engineering , DevOps , and cloud operations , ensuring secure, compliant, and high-availability environments for our AI workloads. You’ll lead a small cross-functional team, manage deployment pipelines, automate processes, and enforce defence-grade reliability and observability standards. Key … Responsibilities Lead and manage a small team (developers + DevOps engineers) delivering secure, scalable, and high-availability AI systems. Own AWS-based infrastructure : Lambda, EC2, S3, CloudFormation/Terraform, CloudWatch, and VPC security. Oversee JSON-based API integrations , data pipelines, and serverless event-driven architectures. Implement continuous integration and deployment (CI/CD) pipelines for code, models, and More ❯

bonus 4 DAYS PER WEEK IN LONDON OFFICE - St James/Green Park AZ-700, Juniper, Palo Alto firewalls, Azure Cloud Networking Scripting - either Terraform or Powershell Network monitoring, high availability hybrid Cloud environment (Azure) Global Investment Fund Manager 4 days in the London office, 1 day WFH This impressive, privately owned Investment Fund Manager is seeking an … experienced Network Engineer to join their small IT team in London. Reporting to the Head of Infrastructure, you will take ownership of ensuring high availability of a complex hybrid Cloud environment working with Juniper, Palo Alto firewalls, routers, switches, load balancing and WiFi access points. They have a Azure Cloud environment so experience with networking in this setup More ❯

network services, supporting mission-critical operations and enabling digital transformation across the organization. What you’ll be doing: Leadership & Strategy Lead and develop the Network Operations team, fostering a high-performance culture across Tier 1, Tier 2, and Tier 3 support levels. Define and execute the operational strategy for network services, aligned with Capita’s broader technology and business … goals. Drive continuous improvement initiatives, including automation, monitoring, and proactive incident management. Operational Excellence Oversee 24/7 network operations, ensuring high availability, performance, and security of all network services. Manage major incidents and escalations, ensuring timely resolution and effective communication with stakeholders. Own the operational KPIs and SLAs, ensuring compliance and reporting against agreed metrics. Collaboration & Stakeholder … managed services environments. Familiarity with cloud platforms (Azure, AWS) and hybrid networking models. What you’ll be doing: Leadership & Strategy Lead and develop the Network Operations team, fostering a high-performance culture across Tier 1, Tier 2, and Tier 3 support levels. Define and execute the operational strategy for network services, aligned with Capita’s broader technology and business More ❯