726 to 750 of 885 High Availability Jobs

Senior Service Transition Lead — Hybrid IT

Location
United Kingdom
join the Home Office Digital and Data family. You will ensure designs for new or changed IT services are supported by required resources, achieve high availability and performance, and align with government standards. You will lead and coach teams, manage stakeholders, and help define standards for service transition ...

Senior SRE - Enterprise Infrastructure & Hybrid Cloud

Location
United Kingdom
will automate infrastructure using Ansible and scripts, mentor engineers, and collaborate with Engineering, Security, and Cloud teams. This role centers on proactive resilience and high-availability operations. #J-18808-Ljbffr ...

Senior Virtualisation Engineer: VMware & Automation

Location
Greater London, England, United Kingdom
work across architecture, storage, network, security and operations teams to drive automation and resiliency. You will engineer and support VMware vSphere environments, manage high availability, vMotion, storage vMotion and lifecycle updates while supporting #J-18808-Ljbffr ...

Senior Network Platform & Reliability Engineer (Hybrid)

Location
Salford, England, United Kingdom
Connectivity (Network) team to continually improve service delivery across M&S sites. You will bridge engineering with strategy and vendor management to ensure high availability, security and performance of connectivity services. Lead from the front, supporting engineers and partners during escalations while driving service quality and continuous improvement. ...

Senior Network Tech Lead - Financial Services, Hybrid London

Location
Greater London, England, United Kingdom
Barnes Associates Limited is seeking a Senior Network Technical Lead to join a major financial services customer environment in London. The role focuses on high-availability data centre networking, EVPN/VXLAN, and complex enterprise transformations, with hybrid working in London. You will lead technical discussions, drive network ...

DV-Cleared Linux Infrastructure Engineer (Onsite)

Location
Reading, England, United Kingdom
RHEL and Solaris, with extensive storage, patching and lifecycle management. Automation and collaboration with networking, security, databases and applications teams are essential to deliver high-availability services in a #J-18808-Ljbffr ...

Senior Network Engineer — Firewalls, VPN & Cloud Architect

Location
Birmingham, England, United Kingdom
design, implement and operate complex LAN and WAN networks for multi client deployments. The role emphasizes firewall configuration, VPNs, security policy management and high availability, with hands‐on experience on Cisco, Fortinet or Juniper gear. You will work in a multi vendor environment, improve network stability, document changes ...

SC Cleared Backup & Storage Specialist (Hybrid)

Location
Warwick, England, United Kingdom
6+ month contract. The candidate will manage and monitor enterprise backup, recovery, and storage infrastructure to ensure data protection, DR readiness and high availability while meeting SLAs and security standards. #J-18808-Ljbffr ...

Senior SRE – Risk Intelligence Data Platforms

Location
Nottingham, England, United Kingdom
RIDP Product Line to lead reliability across data platforms. You will shape strategy, drive incident response, and mentor teams in a cloud-native, high-availability environment. You will partner with product, engineering and business stakeholders to improve resilience and delivery while championing automation and best-practice SRE processes. ...

Senior Linux & HPC Systems Engineer

Location
Leatherhead, England, United Kingdom
users to diagnose issues spanning compute, storage, and networking. The role emphasizes hands-on ownership, patching, security hardening, and on-call support to maintain high availability across complex systems. #J-18808-Ljbffr ...

Senior Backend Engineer – Scale Global Payin Platform

Location
Greater London, England, United Kingdom
Senior Backend Engineer to join the Payin Platform team. You will help build and scale the systems powering our global payin infrastructure, ensuring high availability, performance, and security. You will collaborate with cross-functional teams in a fast-paced, mission-driven environment to deliver reliable financial products ...

Hybrid Channel Product Definition Analyst

Location
Greater London, England, United Kingdom
product improvements in a cloud-native, scalable environment. The role combines technical leadership with operational excellence, stakeholder engagement, and continuous improvement across a high-availability platform used by hotels and OTAs globally. #J-18808-Ljbffr ...

Senior Network SRE: Automation, Reliability & Observability

Location
Greater London, England, United Kingdom
seeking a Senior Network Site Reliability Engineer (SRE) with extensive experience in network engineering and automation. The ideal candidate will design and maintain high-availability network solutions while employing SRE principles for improved reliability and performance. A strong background in multi-vendor infrastructure and excellent communication skills ...

Senior Lead Mainframe Infrastructure Engineer

Location
Lower Blandford St Mary, England, United Kingdom
will apply deep knowledge of software, applications, and technical processes within the infrastructure discipline and lead cross-functional teams. This role focuses on high availability, GDPS-based disaster recovery on IBM Z, automation, and collaboration with clients and platform teams to modernize, secure, and optimize our global mainframe ...

Air Traffic Engineer — On-Call MOD ATM Systems

Location
East Lindsey, England, United Kingdom
Communications, Navigation and Surveillance systems at MOD sites in Lincolnshire, based at RAF Coningsby. You will provide hands-on electronic engineering expertise to ensure high availability of ATM equipment across RAF Coningsby, Waddington, Cranwell, Barkston Heath and AWR Holbeach. The role requires UK SC clearance eligibility, capability ...

Senior Backend Engineer for Frontier AI (Hybrid)

Location
Oxford, England, United Kingdom
Oxford Dynamics is seeking a Senior Software Engineer to design and deliver high-availability backend services, primarily in Python. You will own APIs, work on event-driven architectures, and integrate AI pipelines, delivering reliable systems in a hybrid, flexible work environment. You will contribute to Docker-based deployments ...

Client-Facing Tech Team Lead (Java/AWS)

Location
Greater London, England, United Kingdom
product managers and operations to ensure scalable, secure production systems on AWS using FIX and modern DevOps practices. You will drive delivery, maintain high availability, and collaborate across stakeholders to meet business objectives in a #J-18808-Ljbffr ...

Manufacturing IT Manager UK - Hybrid IT Ops & Security

Location
Hull and East Yorkshire, England, United Kingdom
multi-site food manufacturer in the East Yorkshire region. The role focuses on IT operations, cyber security, and ERP reliability in a high-availability production environment. You’ll own day-to-day IT service delivery, lead site-based IT support, and manage a mixed estate spanning Microsoft ...

Senior VMware Engineer — Hybrid Cloud & Automation

Location
Greater London, England, United Kingdom
platforms. The role requires strong hands-on VMware expertise, networking, storage, automation skills, and the ability to work with cross-functional teams to ensure high availability and scalable infrastructure. Candidates should have at least 5 years of VMware experience, VCP/VCAP desirable, and UK residency. #J ...

Senior GitLab Platform Engineer (HA/CI)

Location
Greater London, England, United Kingdom
secure, resilient, and scalable, as the platform grows with the business. You will build and maintain automated backups, run shared CI runners, and ensure high availability, routing changes through staging before production. #J-18808-Ljbffr ...

TIBCO Middleware Engineer – L2/L3 AMS, Stevenage

Location
Stevenage, England, United Kingdom
advanced application support, incident resolution and platform administration for TIBCO and related interfaces. You will coordinate with vendors, security, and operations to maintain high availability and SLA compliance. Experience with JMS/JDBC/SFTP/SOAP/REST/JSON, SAP interfaces, and web/app servers ...

Senior Backend Engineer – Global Payments & Yield Engine

Location
Greater London, England, United Kingdom
global financial platform and build a new frontier from scratch, working with cross-functional teams to define ambitious technical outcomes. You’ll design high-availability systems, including a Yield Engine and brokerage foundations, tackle zero-to-one challenges, and shape the technical roadmap for a world-class money ...

Senior Cloud & Observability Engineer

Location
Greater London, England, United Kingdom
uptime for audience products. You will migrate legacy systems to open-source stacks (Mimir, Prometheus, Grafana) and work across AWS to deliver scalable, high-availability services. You will mentor junior engineers, drive engineering practices, and contribute to long-term observability roadmaps while collaborating with product and operations teams ...

Senior SQL Server DBA – Onsite Reading (DV Clearance)

Location
England, United Kingdom
starting December 2026, with active DV clearance required. You will provide 2nd/3rd-line support across production, pre-production and development environments, ensuring high availability, security and performance of SQL Server platforms from 2012 to 2022. Strong monitoring and ITIL-aligned processes are essential. #J-18808-Ljbffr ...