651 to 675 of 712 High Availability Jobs in England

Workplace Services Lead – Secure End-User Compute

Location
Basingstoke, England, United Kingdom
user workplace technologies on-site at a major Defence programme in the UK. The role requires MoD DV clearance and accountability for delivering secure, high-availability desktop and VDI services. You will lead technical teams, shape architecture, manage customer relationships and ensure delivery excellence in a highly secure ...

Senior Backend Engineer - Payments (Ruby/PHP/Scala) Hybrid

Location
Greater London, England, United Kingdom
hybrid role is based in London, United Kingdom, with collaboration across product and operations to ensure secure, scalable checkout experiences. You'll work on high-availability services, contribute to incident reviews, and mentor peers while integrating with third-party APIs. #J-18808-Ljbffr ...

AI Infrastructure Engineering Lead

Location
Greater London, England, United Kingdom
roadmap for scalable, secure infrastructure supporting AI-driven applications. You will manage a growing engineering team, align with product and security leadership, and ensure high-availability and robust developer experience. The role emphasizes cloud and on-prem hybrid environments, strong CI/CD practices, and leadership to mentor ...

Staff AI Reliability Engineer – Scale, Resilience & Observability

Location
Greater London, England, United Kingdom
lead incident response, design robust monitoring, and work with cross-team partners to ensure Claude’s reliability and performance. The role emphasizes building scalable, high-availability systems with global reach and a strong emphasis on safety commitments and observability tooling. #J-18808-Ljbffr ...

Lead IMS Core & VoLTE Engineer

Location
Reading, England, United Kingdom
network activities. You will coordinate across engineering, operations, customers and vendors, perform advanced troubleshooting on SIP, Diameter, and call flows, and drive service continuity, high availability and post-deployment #J-18808-Ljbffr ...

Senior Data Centre Ops & Reliability Engineer

Location
Newcastle upon Tyne, England, United Kingdom
Services Engineer to support critical infrastructure and mentor the Data Centre Services team. You will deputise for the Data Centre Manager and help ensure high-availability services that power digital workloads for clients. Based in Newcastle with on-call duties (one week in four) and a Monday–Friday ...

Senior Data Networking SME — Remote

Location
Greater London, England, United Kingdom
deliver reliable, scalable networking services. The successful candidate will lead modernization efforts, provide expert guidance on network protocols, and mentor engineers while ensuring high availability and security across enterprise environments. #J-18808-Ljbffr ...

Senior Software Engineer - AI-Driven Infra

Location
Cambridge, England, United Kingdom
Infrastructure Engineering group in Cambridge. You will own and deliver complex projects end-to-end, working across architecture, deployment, and optimization in a high-availability environment. You will use AI-assisted tooling, mentor engineers, and drive technical excellence while collaborating with cross-functional teams to innovate and improve ...

Observability SRE — Scale, Reliability & Automation

Location
Greater London, England, United Kingdom
seeking a Site Reliability Engineer focused on Observability to join the London team. You will work on the Apple Services Engineering stack, ensuring high availability, scalability, and robust monitoring across global data centers and cloud environments. As part of a collaborative team, you will design and run infrastructure ...

Database Administrator — Global IT for Elite Sports Tech

Location
Biggin Hill, England, United Kingdom
skilled Database Administrator to join our IT Systems team at Biggin Hill. You will install, configure, and maintain database platforms, ensuring security, performance, and high availability across on-premises and cloud services. Reporting to the IT Systems Manager, you will optimise queries, implement backups and disaster recovery, support ...

Remote SQL DBA & Developer – Performance & DR Expert

Location
Greater London, England, United Kingdom
travel to London for stakeholder meetings and workshops is expected. Ideal candidates will have strong experience in SQL Server environments, T-SQL development and high-availability solutions, with #J-18808-Ljbffr ...

Backend Ruby on Rails Engineer — Payments & Checkout

Location
Greater London, England, United Kingdom
Commerce, the parent of BigCommerce, is building a robust Ruby on Rails backend for payments on the BigCommerce platform. Join a team delivering high‐availability checkout services, APIs, and secure payment integrations that power merchants worldwide. We value production‐grade engineering, strong CI/CD, and thoughtful design ...

Hybrid Enterprise Systems Engineer - SaaS & Cloud

Location
Stoke-on-Trent, England, United Kingdom
primary escalation point, SME for key tools, and manage a wide range of on-premise, SaaS and cloud-hosted apps to ensure high availability and security. The role requires strong problem-solving, stakeholder management, and vendor coordination, with a focus on incident resolution and seamless platform performance. #J ...

Global IT Operations Leader – Network, Cloud & DBA

Location
Greater London, England, United Kingdom
across five regions from our London hub at MIU Campus, Chiswick Park. The role emphasizes service delivery, governance, and multi‐vendor coordination to sustain high availability and security. You will lead incident response, change management and continuous improvement, working with TechMahindra and other partners to meet SLAs/ ...

HPC Operations Engineer: Linux Infra & Automation

Location
Greater London, England, United Kingdom
maintain large-scale Linux infrastructure in a fast-paced, production environment in City of London. You will troubleshoot incidents, automate tasks, and contribute to high-availability compute platforms supporting trading operations. You will work on on-site systems, participate in on-call rotations, and collaborate with platform engineering ...

Site Reliability Engineer – Privacy‐First Cloud at Scale

Location
Greater London, England, United Kingdom
Inc. in London, England invites a hardworking SRE Engineer to join the Private Cloud Compute team. You will tackle challenging problems, own responsibilities for high-availability systems and contribute to global-scale infrastructure with privacy-centric principles. This role emphasizes automation, performance optimization and secure, scalable service delivery. ...

Senior Backend API Engineer - Global Connectivity Platform

Location
Greater London, England, United Kingdom
build scalable backend services for our connectivity platform. You’ll work across Ruby, Go, TypeScript, and Elixir, contributing to a distributed architecture and high-availability systems. You'll apply AI as a core part of the workflow, own end-to-end problems, and continuously learn new tools ...

Mainframe Developer

Location
Chester, England, United Kingdom
Participate in rewrite and migration projects, ensuring seamless transitions and minimal disruption to existing systems. Troubleshoot and resolve issues related to mainframe applications, ensuring high availability and performance. #J-18808-Ljbffr ...

Machine Learning Engineer

Location
Greater London, England, United Kingdom
feature engineering and model training utilising both structured and unstructured large-scale datasets. Production Deployment: Deploy and supervise ML models in production environments, ensuring high availability, optimal performance, and continued relevance. Experimentation: Lead the design and analysis of A/B tests and offline experiments to evaluate model ...

Machine Learning Engineer

Hiring Organisation
Investigo
Location
London, UK
Employment Type
Full-time
feature engineering and model training utilising both structured and unstructured large-scale datasets. Production Deployment: Deploy and supervise ML models in production environments, ensuring high availability, optimal performance, and continued relevance. Experimentation: Lead the design and analysis of A/B tests and offline experiments to evaluate model ...

Trading Systems Developer

Location
Greater London, England, United Kingdom
similar a strong plus). Knowledge of institutional encodings (FIX, SBE) and low latency messaging (e.g. Aeron, 29West). Familiarity with fault tolerant, high availability, distributed computing. A right to work in the UK without sponsorship. #J-18808-Ljbffr ...

QA Engineer

Hiring Organisation
RedCat Digital
Location
London, UK
Employment Type
Full-time
working in a fast-paced start-up environment, ideally within the Tech, SaaS or Healthcare sectorsKnowledge of architectural topics, such as event-based systems, high availability, and redundancyExcellent communication skills in English, in order to clearly explain design decisions and processes to stakeholdersA passion for technology ...

Senior Network Infrastructure Engineer – Hybrid Work

Location
Devizes, England, United Kingdom
across on‐premise, cloud and hybrid platforms. You will work with architects and security specialists to enable modern policing and frontline services while ensuring high availability. The role sits within the DDaT Services team and offers hybrid working with 3 days in the office, plus a salary ...

Field Security Engineer – CCTV, Access & Networks

Location
Greater London, England, United Kingdom
Reliance High-Tech Limited is seeking a Service Engineer to work across London and surrounding areas, providing fault finding and repairs for PC/Network CCTV and analogue security systems. The role involves handling fibre optic, LAN/WAN, and radio telemetry faults, with on-call responsibilities as part … rota. You will collaborate with teams to meet customer expectations, participate in training, and keep technical knowledge current to support high availability security solutions. #J-18808-Ljbffr ...