251 to 275 of 332 High Availability Jobs

Active Directory Specialist (on-site Aldermaston) (Open)

Hiring Organisation
DXC
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
enhancing a complex hybrid identity services environment that spans both On-Prem Active Directory and Entra (Azure Active Directory). Operating within a high-security, fast-paced public-sector setting, the role requires delivering expert 2nd/3rd line technical support while also contributing to long-term service transformation … secure configuration baselines. Manage core AD infrastructure components such as Domain Controllers, FSMO roles, DNS, DHCP, Sites & Services, ensuring resilience, correct topology, and high availability. Implement and enforce Azure AD security controls, including RBAC, Conditional Access, MFA, Identity Protection, PIM, and other Zero Trust aligned safeguards. Support Azure-based ...

Technology Infrastructure Manager

Hiring Organisation
ICAEW
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£76,000 - £85,000 per annum
Technology Infrastructure Manager leads the design, implementation, and support of the ICAEW's core technology platforms, ensuring they meet business requirements for performance, availability, and security. This role oversees infrastructure strategy, operations, and team capability. Responsibilities include:* Define and deliver the infrastructure roadmap in line with organisational goals.* Lead … develop the infrastructure team to ensure capability and performance.* Ensure high availability and performance of core systems, networks, and platforms.* Oversee delivery of infrastructure projects, ensuring quality and alignment with architecture * standards.* Ensure compliance with security, regulatory, and operational standards. Candidate Profile Requirements include:* Proven experience managing infrastructure ...

Sr. Distinguished Machine Learning Engineer

Hiring Organisation
Capital One
Location
Plano, Texas, United States
Employment Type
Any
Salary
GBP Annual
serve as a technical domain expert in machine learning, guiding machine learning architectural design decisions, developing and reviewing model and application code, and ensuring high availability and performance of our machine learning applications. You'll have the opportunity to continuously learn and apply the latest innovations and best … years of experience designing, implementing, and scaling production-ready data pipelines that feed ML models 3+ years of experience using Dask, RAPIDS, or in High Performance Computing 3+ years of experience with the PyData ecosystem (NumPy, Pandas, and Scikit-learn) Ability to communicate complex technical concepts clearly ...

Enterprise Cyber Security Architect

Hiring Organisation
IBEX RECRUITMENT LTD
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
pragmatic remediation roadmaps. Align enterprise security architecture to recognised frameworks and regulatory requirements. Collaborate with enterprise architects, business stakeholders, and cyber teams to balance availability, compliance, and security. Provide architectural guidance across cloud migration and digital transformation programmes. What were looking for Proven experience securing enterprise IT environments … protocols and technologies such as SAML/OAuth, API security, and associated risks in cloud-native environments. Experience operating in regulated, business-critical, or high-availability enterprise settings. Ability to translate technical risk into clear architectural decisions for engineering and business audiences. We welcome candidates from any industry ...

IT Database and Web Platform Engineer

Hiring Organisation
DGH Recruitment
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
Birmingham based law firm on a 6 Month Fixed Term Contract basis. Key Responsibilities * Provide third-line support to a rich array of high profile legal and information systems which are fundamental to the firm. * Proactive management and analysis of the global server estate which encompasses web, SSO, SharePoint … infrastructure meets the underlying service level targets. Key Experience * Extensive administration and understanding of SharePoint, Web, SQL, and SSO. * Applied knowledge of native SQL high-availability and disaster recovery options including Always-On, Mirroring, Replication, Log Shipping and Clustering. * Experience in migrations to Azure SQL Paas services desirable. ...

Backend Engineer

Hiring Organisation
Albert Bow
Location
London Area, United Kingdom
work on mission‐critical backend systems used by millions of customers worldwide — where scale, performance, and security genuinely matter. If you thrive in highavailability environments, love clean backend architecture, and enjoy solving real‐world scalability problems, this role will stretch and reward you. As a Backend Engineer … security — not buzzwords, but non‐negotiables. Responsibilities: Designing, building, and maintaining backend services and APIs Delivering new platform features and continuous enhancements Building high‐performance, scalable microservices Integrating with web and mobile applications Working across the full SDLC: planning → design → implementation → deployment → support Writing high‐quality, production‐ready ...

Database Administrator

Hiring Organisation
Impact Search
Location
Belfast, Northern Ireland, United Kingdom
implementing database changes Advising clients on best practice, not only writing code Working on client sites for extended periods when required Supporting secure, high-availability systems in regulated environments What They’re Looking For 2+ years DBA experience in enterprise environments (SQL Server or Oracle) Strong understanding … prefer theory over doing, it won’t suit What’s On Offer Strong, collaborative team with deep technical experience Exposure to complex, high-value projects Ongoing learning and development Medical cover 25 days holiday + bank holidays Regular team events Requirements Full right to work in the UK Willingness ...

Freelance SRE / CDN Engineer – 3-month contract – Hybrid near London

Hiring Organisation
RED Global
Location
London Area, United Kingdom
Reliability Engineering, Infrastructure, Platform Engineering or DevOps Experience with performance optimisation, caching, traffic routing, edge delivery, DNS, monitoring and incident response Comfortable working in high-availability, production-critical environments Able to work 2–3 days per week on-site near London Freelance availability for an initial ...

Network and Security Engineer

Hiring Organisation
Hays
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
support pastoral and safeguarding teams. Maintain accurate documentation of network topology, security configurations and standards. Work with external partners and service providers to maintain high levels of security and availability. Support disaster recovery and business continuity planning from a security and network perspective. Promote cyber security awareness across … security alerts or anomalous network activity. Strong troubleshooting skills and the ability to analyse complex network or security issues. Experience designing or implementing resilient, high-availability network architectures. Experience operating at 2nd/3rd line support level within a network or security focused environment. Clear written and verbal ...

Network Engineer

Hiring Organisation
Morgan Hunt Recruitment
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£46,000 per annum
organisation based to recruit an IT Network Manager/Engineer. You'll play a key role in designing, delivering, and maintaining robust, secure, and high-performing network infrastructure. Acting as a subject matter expert, you'll shape technical standards, contribute to strategic direction, and ensure operational stability across … Secure Systems design, Public, Private and Hybrid Cloud hosting experience, Desktop & Server OS, Database, OS Support, Virtualisation, Storage/SANs & Backup/Recovery, Security, High Availability/Business Continuity Expert technical understanding of Microsoft on-premise and cloud technologies (including Azure, SharePoint, Dynamics, and Office 365). Cisco ...

Server Virtualization Engineer III

Hiring Organisation
VCU Health
Location
Richmond, Virginia, United States
Employment Type
Permanent
Salary
USD Annual
Oversee the management and maintenance of the V irtual server environment, including ESXi hosts and vCenter Server. Monitor and troubleshoot complex server issues, ensuring high availability and performance. Implement and manage virtualization solutions to ensure efficient resource utilization . Collaborate with other IT teams to integrate VMware server … practices. Expertise in VMware technologies, including ESXi and vCenter Server. Combination of education and experience in lieu of a degree. Working Conditions: Periods of high stress and fluctuating workloads may occur. General office environment. Required to car travel to off-site locations, occasionally in adverse weather conditions. May have ...

IMS Core Engineer- SC Eligible

Hiring Organisation
Flint UK Technology Services
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Title: IMS Engineer Location: Reading (Hybrid) Role Overview Responsible for design, integration, and support of IMS core networks enabling VoLTE/VoWiFi services, ensuring high availability and service performance. Key Responsibilities Manage and support IMS nodes (CSCF, HSS/UDM, SBC, TAS) Troubleshoot SIP/Diameter call flows ...

Oracle DBA

Hiring Organisation
Experis
Location
Bristol, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum
Oracle Enterpise Manager Solid foundation in sizing, capacity planning, backup, cloning and disaster recovery planning for multi-terabyte databases Excellent understanding of Oracle High Availability and Failover (Dataguard, GRID) Thorough understanding of optimisation and performance tuning Excellent understanding of Oracle Objects (including PL/SQL, packages, procedures, functions ...

Network and Security Engineer

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
EIGRP-based solutions OSPF-based solutions, BGP-based solutions, Layer 2 switching Cisco NX-OS, IOS Cisco ACI Cisco ISE Cisco Meraki VLAN's, High availability Multicast Firewalls (Palo Alto, CheckPoint and Cisco ASA) F5 BigIP Tetration If this is of interest and you have the required skills ...

.NET Developer

Hiring Organisation
Noir
Location
Bradford, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
seeking .NET Developer to work out of their plush offices in the heart of Bradford. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. ...

.NET Developer

Hiring Organisation
Noir
Location
Hertford, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
seeking .NET Developer to work out of their plush offices in the heart of Hertford, Hertfordshire. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £60,000 per annum
Developer to work out of their plush offices in the heart of London's West End. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. ...

.NET Developer

Hiring Organisation
Noir
Location
Old Trafford, Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
seeking .NET Developer to work out of their plush offices in the heart of Salford. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. ...

.NET Developer

Hiring Organisation
Noir
Location
Stoke D'Abernon, Cobham, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £50,000 per annum
seeking .NET Developer to work out of their plush offices in the heart of Leatherhead. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. ...

Full-Stack Web Software Engineer - React, ASP.NET & C#

Hiring Organisation
Computer Futures
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
Nice to have Experience working with cloud environments Exposure to CI/CD pipelines Knowledge of modern testing practices Experience working on scalable or high-availability systems Why consider this role? Genuine full-stack work with balanced exposure across front end and back end Opportunity to work ...

Siebel Developer (Security Cleared) £700 per day Inside IR35

Hiring Organisation
Exalto Consulting ltd
Location
South East, United Kingdom
Employment Type
Contract
Contract Rate
To £700 per day
role in the design, development and support of a bespoke Siebel CRM implementation. Responsibilities include: Enhancing and maintaining Siebel applications within a secure, high-availability environment Designing and implementing solutions aligned to established engineering standards and best practice Configuring Siebel components using Siebel Tools Developing and maintaining Siebel ...

Solace Middleware Engineer

Hiring Organisation
Reed
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £720 per day, Inc benefits
patterns optimized for low-latency trading. Configure and tune Solace brokers, message VPNs, queues, topic endpoints, and client profiles for optimal performance. Manage Solace high-availability configurations including primary/backup broker pairs and replication. Implement Solace DMR (Dynamic Message Routing) for inter-datacenter message distribution. Define ...

Electrification - Product Owner

Hiring Organisation
Expleo Group
Location
Warwickshire, England, United Kingdom
market and operational landscape (markets, CRC, engineering operations) Experience managing third-party service providers and technical vendors in a high-availability digital service environment. Excellent analytical and problem-solving skills, with the ability to interpret operational data and drive performance improvements. Strong stakeholder management and communication skills, with ...

experienced Electrification Services Product Owner

Hiring Organisation
Expleo Group
Location
Warwick, Warwickshire, West Midlands, United Kingdom
Employment Type
Contract
market and operational landscape (markets, CRC, engineering operations) Experience managing third-party service providers and technical vendors in a high-availability digital service environment. Excellent analytical and problem-solving skills, with the ability to interpret operational data and drive performance improvements. Strong stakeholder management and communication skills, with ...

Electrification Services Product Owner - 37124957

Hiring Organisation
Emotiv Technical Recruitment
Location
Gaydon, Warwickshire, United Kingdom
Employment Type
Contract
Contract Rate
£30 - £33/hour Inside IR35
systems. Strong understanding of the market and operational landscape (markets, CRC, engineering operations) Experience managing third-party service providers and technical vendors in a high-availability digital service environment. Excellent analytical and problem-solving skills, with the ability to interpret operational data and drive performance improvements. Strong stakeholder ...