201 to 225 of 331 High Availability Jobs in the UK

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
United Kingdom
Have you built low-latency, high-performance systems and want to work at the cutting edge of crypto trading infrastructure? Senior Software Engineer (C++) – Crypto Trading 💸💹 Salary: up to £185k + bonus + RSUs Location: Fully Remote We are delighted to be continuing our partnership with a globally established … mission to accelerate global crypto adoption, and are looking for experienced C++ Engineers to help build one of the most scalable, secure, and high-performance trading platforms in the market. You’ll join a globally distributed Trading Technology team, working on critical backend services including matching engines, market data ...

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£165,000 - £185,000 per annum
Have you built low-latency, high-performance systems and want to work at the cutting edge of crypto trading infrastructure? Senior Software Engineer (C++) - Crypto Trading Salary: up to £185k + bonus + RSUs Location: Fully Remote We are delighted to be continuing our partnership with a globally established … mission to accelerate global crypto adoption, and are looking for experienced C++ Engineers to help build one of the most scalable, secure, and high-performance trading platforms in the market. You'll join a globally distributed Trading Technology team, working on critical backend services including matching engines, market data ...

Azure DevOps Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
monitoring & logging (Log Analytics, Application Insights) Manage security & identity (Azure AD, Key Vault, certificates) Configure networking (VNets, NSGs, Firewalls) Support backup, regional setup, and high availability Key Requirements 2–3+ years’ DevOps experience Strong hands-on Azure experience (essential) Azure DevOps (ADO) & CI/CD pipelines PowerShell scripting ...

IT Infrastructure Engineer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 35,000 - 45,000 Annual
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 ...

IT Infrastructure Engineer

Hiring Organisation
Adecco
Location
Rainham, London, United Kingdom
Employment Type
Permanent
Salary
£35000 - £45000/annum
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 ...

Senior Infrastructure / Server Engineer

Hiring Organisation
VIQU IT Recruitment
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
e.g. Dell EMC, HPE, vSAN) Writing and enhancing scripts to automate routine tasks and improve efficiency Contributing to resilient infrastructure design, including clustering and high-availability solutions Following established IT service management practices (incident, change, and problem management) Partnering with internal teams to deliver upgrades, enhancements, and infrastructure ...

Network Engineer (Fortinet) - London, Hybrid - £55,000

Hiring Organisation
Ashdown Group
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
responsibilities Lead network & security projects: design, implement, test and handover FortiGate firewall and Fortinet platform deployments. Configure and manage FortiGate (physical & virtual) firewall policies, high availability, routing and VPNs. Deploy and maintain FortiEMS/FortiClient endpoint security and integrate endpoint telemetry into security operations. Integrate and operate Fortinet ...

Network Engineer (Fortinet) - London - Hybrid - £55,000 plus bonus

Hiring Organisation
Ashdown Group
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
responsibilities Lead network & security projects: design, implement, test and handover FortiGate firewall and Fortinet platform deployments. Configure and manage FortiGate (physical & virtual) firewall policies, high availability, routing and VPNs. Deploy and maintain FortiEMS/FortiClient endpoint security and integrate endpoint telemetry into security operations. Integrate and operate Fortinet ...

Senior Infrastructure Engineer

Hiring Organisation
Context Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £600 per day
setups * Support business continuity through proactive incident management * Rapid deployment of site connectivity solutions, including 4G routers * Monitor network health and performance, ensuring high availability and resilience * Maintain inventory and configuration records for infrastructure and software * Collaborate with the Security Operations Center on network security * Support software licensing ...

Security Engineer (Splunk)

Hiring Organisation
Searchability NS&D
Location
Watford, England, United Kingdom
detection engineering Experience with automation, scripting or Infrastructure as Code in SIEM environments Understanding of MITRE ATT&CK and threat detection techniques Experience with high availability, disaster recovery and SIEM performance optimisation TO BE CONSIDERED Please either apply through this advert or email me directly at robin.muirhead@searchability.com ...

IT Systems Engineer - MS Cloud - Applications - Datacentre

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65,000
This role will act as a senior escalation point within the support function, working closely with internal teams, vendors and project stakeholders to ensure high availability, security and performance of core IT services. PLEASE NOTE: Additional Requirements: Candidates ' MUST HAVE' relevant experience working in a Cloud Datacentre Environment ...

AWS Solution Architect

Hiring Organisation
Anson Mccade
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
centre exits and legacy modernisations. Drive data/AI innovation, security best practices, cost optimisation, and compliance; mentor teams and engage senior stakeholders. Ensure high availability, scalability, and resilience; produce documentation and support CICD/DevOps pipelines. Candidate Profile Proven hands-on AWS experience (Solutions Architect Professional/ ...

Trading Data Engineer

Hiring Organisation
Frossell Recruitment
Location
Abingdon, Oxfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 per annum
taking ownership of systems, working autonomously and continuously improving processes to make data pipelines more efficient, reliable and scalable. Key Responsibilities: Build and maintain high-availability data pipelines for energy market data using Python, SQL and Spark. Support data flows ensuring generation and storage assets deliver the correct ...

Progress OpenEdge Database Administrator

Hiring Organisation
Riverside Group
Location
Liverpool, Merseyside, England, United Kingdom
Employment Type
Full-Time
Salary
£47,596 - £52,606 per annum
analytics, integration, and reporting. You will be the subject-matter expert for OpenEdge database internals, after-imaging, backup/recovery, and replication patterns, enabling high availability, business continuity, and secure-by-design operations. About you We are looking for someone with • Proven experience, including proutil, rfutil, dbanalys ...

Server Specialist

Hiring Organisation
Torbay and South Devon NHS Foundation Trust
Location
Torquay, TQ2 7AN, United Kingdom
Salary
£32073.00 to £39043.00
hours support as required ensuring business continuity Ensure quality documentation for areas of responsibility Work with the Service Desk team to provide a high technical level of fault diagnosis support for all server equipment and peripheral devices. Report problems to third party maintenance companies where necessary. Ensure maximum availability … Desirable Experience of working with Microsoft Certificate Services Experience of working with Microsoft SQL Server Experience of supporting a VMware vSphere environment Knowledge of high availability storage systems including SANS/RAID Requirements due to work environment/conditions Essential Ability to deal with demanding users ...

NOC L2 Shift Service Engineer (SC Cleared)

Hiring Organisation
ARM
Location
Newport, Gwent, United Kingdom
Employment Type
Contract
Contract Rate
£55/hour Inside IR35
must have ACTIVE SC Clearance and be a Sole British citizen*** This role sits within a 24/7 operational support function, focused on high-quality technical service delivery, infrastructure support, and continuous improvement. You'll work closely with internal teams and external stakeholders to maintain service performance … ability in incident investigation and resolution Strong communication skills across technical and non-technical audiences Experience working within a NOC or service operations environment High level of security awareness Desirable CCNA or equivalent networking certification Experience with enterprise-scale infrastructure Background in secure or regulated environments Additional Information Must ...

Weekend Network Engineer

Hiring Organisation
VIQU IT
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Salary
£47000 - £65000/annum
line support, owning critical network infrastructure across WAN and LAN environments, and ensuring stability during weekend operations. You’ll operate in a high availability, security focused environment, supporting both BAU and project delivery across a global estate. It’s a hands on position suited to someone confident working … line support, troubleshooting and resolving network incidents via ticketing systems • Own and maintain global WAN and LAN infrastructure during weekend coverage • Ensure network availability, performance, and reliability across the estate • Support and implement new network technologies and project initiatives • Work closely with 3rd party vendors for root cause analysis ...

Network Engineer, Zscaler

Hiring Organisation
ARC IT Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
London Competitive + bonus + benefits We're seeking a highly motivated Network Engineer to join a financial services organisation operating in a secure, high-availability, enterprise environment. This role is ideal for a networking professional with a strong foundation in core infrastructure and hands-on, production experience … network services Administer and support Zscaler as a core security platform, ensuring secure access and alignment with Zero Trust principles Monitor network performance and availability; diagnose and resolve issues to ensure optimal uptime Assist with the design and implementation of secure, scalable network solutions Collaborate with infrastructure, security ...

Principal Engineer (Java) - up to £100,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £100,000 per annum
digital platforms used by millions of customers. This role will focus on driving engineering excellence, defining technical standards and leading the design of scalable, high-availability systems across a modern cloud-native environment. Responsibilities for the Principal Java Engineer: Define and evolve engineering strategy, standards and best practices … hands-on expertise in Java, Spring Boot, Microservices, Kafka and AWS Strong understanding of software architecture and scalable system design Experience leading development of high-performance distributed systems Proven experience in a Principal, Lead or Senior Engineering role Experience defining and governing technical standards and engineering practices Experience influencing ...

Principal Engineer (Java) - up to £100,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
Coventry, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £100,000 per annum
digital platforms used by millions of customers. This role will focus on driving engineering excellence, defining technical standards and leading the design of scalable, high-availability systems across a modern cloud-native environment. Responsibilities for the Principal Java Engineer: Define and evolve engineering strategy, standards and best practices … hands-on expertise in Java, Spring Boot, Microservices, Kafka and AWS Strong understanding of software architecture and scalable system design Experience leading development of high-performance distributed systems Proven experience in a Principal, Lead or Senior Engineering role Experience defining and governing technical standards and engineering practices Experience influencing ...

Senior Network Security Engineer

Hiring Organisation
Randstad Digital
Location
London Area, United Kingdom
City) Hybrid: 3 Days in Office Type: Permanent/Full-time Are you ready for your actions to count? We are currently seeking a high-caliber Senior Network and Security Engineer to join our EMEA team in London. In this critical role, you will take ownership of our data … strong grasp of network security principles. Load Balancing & Analytics : Experience with F5 BigIP and Cisco Tetration. Operations: Mastery of IP addressing, subnetting, VLANs, High Availability, and Multicast. Shift & Flexibility The role operates on a shift pattern (approximately 2 in 6 shifts) to cover support and project delivery. Early ...

Azure Integration Engineer

Hiring Organisation
McCabe & Barton
Location
London Area, United Kingdom
Management (APIM) as the gateway for APIs. A strong emphasis is placed on Azure Service Bus for reliable messaging, decoupling systems, and handling high-volume asynchronous communication. You will apply SRE practices of automation, monitoring, error budgeting, and reliability engineering to reduce toil, ensure high availability … Service Bus Expertise Design and implement messaging architectures with Azure Service Bus (queues, topics/subscriptions, sessions, partitioning, duplicate detection, dead-lettering). Handle high-throughput, reliable asynchronous communication: decoupling microservices, order processing, event sourcing, and fan-out patterns. Troubleshoot and optimize messaging: monitoring queues/topics, handling poison ...

Infrastructure Engineer

Hiring Organisation
VIQU IT
Location
United Kingdom
Employment Type
Permanent
Salary
GBP Annual
migrations to Entra ID Administer VMware environments and enterprise storage ( Dell EMC, HPE, vSAN ) Develop automation using PowerShell and other scripting tools Ensure high availability through clustering and best practice design Operate within ITIL processes, including change and incident management Collaborate with cross-functional teams to deliver infrastructure ...

Infrastructure Engineer

Hiring Organisation
VIQU IT
Location
Glasgow, Stobcross (historical), City of Glasgow, United Kingdom
Employment Type
Permanent
migrations to Entra ID Administer VMware environments and enterprise storage ( Dell EMC, HPE, vSAN ) Develop automation using PowerShell and other scripting tools Ensure high availability through clustering and best practice design Operate within ITIL processes, including change and incident management Collaborate with cross-functional teams to deliver infrastructure ...

Lead NSX Engineer - Security Cleared

Hiring Organisation
NSD
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
components Design and implement logical networking, distributed firewalling, load balancing, and VPN services Drive network virtualisation and micro-segmentation strategies Ensure high availability, performance, and security across network services Design and maintain identity and access management solutions Collaborate with infrastructure, security, and automation teams Key Skills & Experience Strong ...