1 to 25 of 210 High Availability Jobs in the UK

SQL Server Architect

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £620/day
Server Architect - Cloud Resilience & High Availability (AWS Focus) London/Hybrid - 3 to 4 days per week onsite £620 per day inside ir35 6 months initial contract - Active SC or DV clearance We are seeking an experienced SQL Server Architect to support a major cloud transformation programme, migrating … premises infrastructure to AWS. The initial engagement will involve an eight-week Proof of Value (PoV), focused on designing, testing and validating SQL Server high availability (HA) and disaster recovery (DR) solutions within AWS. This will include assessing different resilience patterns, failover capabilities, performance and cloud-native services. ...

IBM i / AS400 Support Engineer – Junior Infrastructure Consultant

Hiring Organisation
Chapman Tate Associates
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £45,000 per annum
remote opportunity is ideal for someone with hands-on IBM i administration or technical support experience who wants to develop specialist expertise in MIMIX, high availability (HA), disaster recovery (DR), IBM Power Systems and VIOS virtualisation . Working alongside experienced IBM i consultants, you'll gain exposure … systems. Monitor, maintain and troubleshoot IBM Power Systems environments. Perform IBM i system administration, PTF updates, patching and operating system upgrades. Assist with MIMIX high availability, replication and disaster recovery solutions. Support IBM PowerVM, VIOS and virtualised IBM Power infrastructure. Assist with backup, recovery, BRMS and system resilience ...

Senior Systems Engineer

Hiring Organisation
Rise Technical Recruitment
Location
Basingstoke, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 75,000 - 85,000 Annual
Pension Healthcare 10% Bonus On-call supplement 450p/m Are you a Senior Systems Engineer with strong experience across Linux, Java, SQL and high-availability infrastructure? This is an opportunity to join a specialist technology and engineering business working on a large-scale communications network supporting Critical … reviews, change requests, releases and continual service improvement. Act as a technical SME, maintaining detailed defect records, knowledge documentation and supporting the delivery of high-availability, fault-tolerant systems operating in a 24/7 environment. The Person SC Clearance: Active SC Clearance or eligibility to obtain ...

Database Infrastructure Engineer

Hiring Organisation
Interaction - Northampton
Location
Northamptonshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£55,000
across the UK and internationally. The successful candidate will play a key role in maintaining, optimising and supporting critical database and infrastructure environments, ensuring high availability and performance across both internal systems and customer platforms. The Role As a Database Infrastructure Engineer, you will be responsible … database environments, alongside wider infrastructure and virtualisation technologies. Working within a collaborative technical team, you will support systems that operate 24/7, implementing high availability, replication and backup strategies whilst contributing to ongoing infrastructure improvements and customer projects. Key responsibilities include: Administering and performance tuning Microsoft ...

Engineering Manager

Hiring Organisation
Xero
Location
London, UK
Employment Type
Full-time
role & impactAs an Engineering Manager, you will drive the delivery of high-quality software by leading a high-performing inclusive team. You will act as the technical anchor, balancing predictable roadmap delivery with a relentless focus on team growth, technical excellence, and system health. Your work requires … business and customer goals. The team & how they connectYou will lead a results-driven team that operates with clear goals and ownership, fostering a high-trust environment where "blameless" problem-solving is the norm. The team works closely with Product and Design partners to shape solutions that truly matter ...

SQL Server Architect

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
that underpin large-scale, mission-critical enterprise applications hosted within AWS cloud environments. Initially, you will lead an intensive proof-of-value phase, evaluating high availability and disaster recovery (HA/DR) patterns for SQL Server on AWS. Following successful completion, the role will transition into a longer … complex enterprise environment. Key Responsibilities Design and own SQL Server architecture supporting business-critical enterprise platforms hosted on AWS. Develop and validate High Availability and Disaster Recovery (HA/DR) strategies. Design and implement SQL Server Always On Availability Groups, Failover Cluster Instances (FCI), and other resilience ...

Senior SQL Server DBA - Perm

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£65,000
Server environments hosted on AWS, including EC2 and/or RDS. Evaluate database sizing, storage, infrastructure performance and cost efficiency. Maintain backup, recovery, high availability and disaster recovery processes. Support SQL Server Always On Availability Groups and relevant AWS resilience configurations. Lead technical investigations during database performance … environments, ideally EC2 and/or RDS. Understanding of AWS infrastructure, storage and networking considerations affecting database performance. Experience with database backup and recovery, high availability and disaster recovery. Familiarity with Always On Availability Groups and/or AWS Multi-AZ configurations. Experience planning for database scalability ...

Oracle EBS EXA DBA

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450 per day + Inside IR35 via Umbrella
WebLogic, Oracle HTTP Server (OHS), Forms, Reports, Concurrent Managers, and Workflow. Oversee context file management, AutoConfig maintenance, and system integration points. 2. Database Administration & High Availability Configure, maintain, and tune high-availability Oracle Databases supporting EBS (including Oracle RAC). Execute database cloning, upgrades, patching ...

Oracle EBS EXA DBA

Location
United Kingdom
WebLogic, Oracle HTTP Server (OHS), Forms, Reports, Concurrent Managers, and Workflow. Oversee context file management, AutoConfig maintenance, and system integration points. 2. Database Administration & High Availability Configure, maintain, and tune high-availability Oracle Databases supporting EBS (including Oracle RAC). Execute database cloning, upgrades, patching ...

Oracle EBS EXA DBA

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £450.00 per day
WebLogic, Oracle HTTP Server (OHS), Forms, Reports, Concurrent Managers, and Workflow. Oversee context file management, AutoConfig maintenance, and system integration points. 2. Database Administration & High Availability Configure, maintain, and tune high-availability Oracle Databases supporting EBS (including Oracle RAC). Execute database cloning, upgrades, patching ...

Cloud Platform Engineer - AWS

Hiring Organisation
WTW
Location
Ipswich, Suffolk, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
rules, IAM and IAM Identity Center access models, tagging policies, account vending, and compliance controls. Ensure the resilience and recoverability of compute workloads through high-availability design, AWS Backup, and disaster recovery solutions such as AWS Elastic Disaster Recovery. Optimize cloud resources for performance, cost, and availability … Demonstrated expertise in cloud infrastructure, with practical experience building and operating production workloads within AWS. Strong understanding of IaaS server management on AWS, including high availability, monitoring, backup, and disaster recovery. Solid knowledge of Windows Server security baselines (e.g., CIS Benchmarks) and configuration management practices. Experience with Terraform ...

Cloud Platform Engineer – AWS

Hiring Organisation
WTW
Location
London, England, United Kingdom
rules, IAM and IAM Identity Center access models, tagging policies, account vending, and compliance controls. Ensure the resilience and recoverability of compute workloads through high-availability design, AWS Backup, and disaster recovery solutions such as AWS Elastic Disaster Recovery. Optimize cloud resources for performance, cost, and availability … Demonstrated expertise in cloud infrastructure, with practical experience building and operating production workloads within AWS. Strong understanding of IaaS server management on AWS, including high availability, monitoring, backup, and disaster recovery. Solid knowledge of Windows Server security baselines (e.g., CIS Benchmarks) and configuration management practices. Experience with Terraform ...

SC/DV SQL Server Architect CGEMJP00362235

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Role Title: SQL Server Architect - Cloud Resilience & High Availability (AWS Focus) Duration: 03/03/2027 - likely to be extended depending on the vetting checks Location: London. Hybrid, 3- 4 days per week onsite Rate: up to £662.40 p/d Umbrella inside IR35 Clearance required: Active … purpose/summary Our client previously delivered a large scale, on premises deployment of SharePoint for Hydrogen in 2017. This implementation was designed for high availability, incorporating full disaster recovery and resilience across the application, SQL Server, and storage layers. The client is now looking to transition ...

SC/DV SQL Server Architect CGEMJP

Hiring Organisation
Experis IT
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Role Title: SQL Server Architect - Cloud Resilience & High Availability (AWS Focus) Duration: 03/03/2027 - likely to be extended depending on the vetting checks Location: London. Hybrid, 3- 4 days per week onsite Rate: up to £662.40 p/d Umbrella inside IR35 Clearance required: Active … purpose/summary Our client previously delivered a large scale, on premises deployment of SharePoint for Hydrogen in 2017. This implementation was designed for high availability, incorporating full disaster recovery and resilience across the application, SQL Server, and storage layers. The client is now looking to transition ...

SC/DV SQL Server Architect CGEMJP00362235

Hiring Organisation
Experis
Location
South West London, London, United Kingdom
Role Title: SQL Server Architect - Cloud Resilience & High Availability (AWS Focus) Duration: 03/03/2027 - likely to be extended depending on the vetting checks Location: London. Hybrid, 3- 4 days per week onsite Rate: up to £662.40 p/d Umbrella inside IR35 Clearance required: Active … purpose/summary Our client previously delivered a large scale, on premises deployment of SharePoint for Hydrogen in 2017. This implementation was designed for high availability, incorporating full disaster recovery and resilience across the application, SQL Server, and storage layers. The client is now looking to transition ...

Senior Infrastructure Consultant

Hiring Organisation
Version 1
Location
London, UK
Employment Type
Full-time
virtualisation, backup, networking, monitoring, and security. The successful candidate will act as a senior technical escalation point, lead technical discovery and solution delivery, maintain high-quality documentation, and drive service reliability and continuous improvement. Due to the nature of the customer environments supported, candidates must be eligible to obtain … monitoring, and cloud-related incidents and service requests. Support, administer, troubleshoot, and improve Microsoft Exchange Server, hybrid Exchange, Exchange Online, migrations, mail flow, security, availability, and disaster recovery. Support and optimise Citrix environments, including Virtual Apps and Desktops, StoreFront, Delivery Controllers, Citrix Gateway or ADC, profile management, application delivery ...

Senior Infrastructure Consultant

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
virtualisation, backup, networking, monitoring, and security. The successful candidate will act as a senior technical escalation point, lead technical discovery and solution delivery, maintain high-quality documentation, and drive service reliability and continuous improvement. Due to the nature of the customer environments supported, candidates must be eligible to obtain … monitoring, and cloud-related incidents and service requests. Support, administer, troubleshoot, and improve Microsoft Exchange Server, hybrid Exchange, Exchange Online, migrations, mail flow, security, availability, and disaster recovery. Support and optimise Citrix environments, including Virtual Apps and Desktops, StoreFront, Delivery Controllers, Citrix Gateway or ADC, profile management, application delivery ...

SC/DV SQL Server Architect CGEMJP00362235

Hiring Organisation
Experis
Location
Westminster, Greater London, UK
Role Title: SQL Server Architect - Cloud Resilience & High Availability (AWS Focus) Are you the right applicant for this opportunity Find out by reading through the role overview below. Duration: 03/03/2027 - likely to be extended depending on the vetting checks Location: London. Hybrid … purpose/summary Our client previously delivered a large scale, on premises deployment of SharePoint for Hydrogen in 2017. This implementation was designed for high availability, incorporating full disaster recovery and resilience across the application, SQL Server, and storage layers. The client is now looking to transition ...

Infrastructure Engineering Design Lead - Active DV Mandatory

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day Inside IR35 via Umbrella
this role, you will act as the technical authority across compute, storage, networking, automation, and virtualization platforms. You will be responsible for translating high-level business objectives into resilient, secure, and scalable technical solutions, ensuring all architectural blueprints comply with rigorous government security frameworks and long-term IT roadmaps. … design governance, operational delivery, and team mentorship. Key Responsibilities Architectural Governance & Technical Authority: Lead the end-to-end authoring, validation, and review of robust High-Level Designs (HLDs) and Low-Level Designs (LLDs) for high-stakes, mission-critical services. Requirements Translation: Bridge the gap between non-technical stakeholders ...

Infrastructure Engineering Design Lead - Active DV Mandatory

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£650.00 - £700.00 per day
this role, you will act as the technical authority across compute, storage, networking, automation, and virtualization platforms. You will be responsible for translating high-level business objectives into resilient, secure, and scalable technical solutions, ensuring all architectural blueprints comply with rigorous government security frameworks and long-term IT roadmaps. … design governance, operational delivery, and team mentorship. Key Responsibilities Architectural Governance & Technical Authority: Lead the end-to-end authoring, validation, and review of robust High-Level Designs (HLDs) and Low-Level Designs (LLDs) for high-stakes, mission-critical services. Requirements Translation: Bridge the gap between non-technical stakeholders ...

SQL DBA - Kingston, Surrey - Hybrid - £85,000

Hiring Organisation
Ashdown Group
Location
Kingston Upon Thames, Surrey, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
development teams to review T-SQL, stored procedures and database design decisions. Provide practical guidance to developers on writing efficient T-SQL and implementing high-performing database solutions. Performance Tuning and Optimisation Proactively monitor database workloads, identify performance bottlenecks and resolve complex database issues. Analyse execution plans and optimise … health and performance of the SQL Server estate. Manage day-to-day operational activities, monitoring, patching and database lifecycle management. Maintain the reliability and availability of business-critical production systems operating 24/7/365. Azure and Hybrid Cloud Infrastructure Administer and optimise SQL Server workloads across Azure ...

Platform Engineer

Hiring Organisation
CGI
Location
Belfast, UK
Employment Type
Full-time
environments using Kubernetes and Linux. You'll take ownership of technical challenges, develop innovative automation solutions and collaborate with experienced teams to deliver resilient, high-performing platforms. Working on a secure programme in Belfast, you'll have the opportunity to make a tangible impact while developing your expertise … week onsite in Belfast. Your future duties and responsibilities In this role, you will design, manage and optimise secure cloud and Kubernetes infrastructure, ensuring high availability, scalability and performance. You'll take ownership of platform reliability, drive automation and work collaboratively with DevOps and development teams to deliver ...

Edge Architect

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Merseyside, United Kingdom
Employment Type
Contract
Contract Rate
£480 - £500/day
Factory Edge hosting service. Define the edge reference architecture, solution designs, technical standards and architectural guardrails. Develop repeatable site configurations covering standard, small-scale, high-availability and AI/GPU-enabled edge deployments. Evaluate and recommend technologies across edge computing, hyper-converged infrastructure, virtualisation, storage and container platforms. … business-critical workloads. Knowledge of observability, infrastructure automation/IaC, platform lifecycle management and cloud integration. Proven ability to create enterprise reference architectures, high-level designs (HLDs), architecture decision records and technical standards. Experience evaluating technology options and translating business requirements, non-functional requirements and operational constraints into clear ...

SQA DBA specialist

Hiring Organisation
Sanderson Government and Defence
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Contract
looking for an experienced SQL DBA to join a growing team supporting critical SQL Server environments. You'll be responsible for ensuring database availability, performance, security, and resilience across enterprise systems. Key Responsibilities: Administer and support Microsoft SQL Server environments. Manage backup, recovery, and disaster recovery processes. Optimise database … performance and resolve issues proactively. Maintain high availability solutions and ensure system resilience. Implement security best practices and database governance. Automate database administration tasks using T-SQL and PowerShell . Monitor database health, capacity, and performance. Provide operational support and incident resolution. Key Skills Required: Strong SQL Server ...

Oracle EBS DBA

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£400 - £500 per day
Oracle Apps DBA to manage, maintain, and optimise mission-critical Oracle E-Business Suite (EBS R12) environments and underlying databases. In this hands-on, high-impact technical role, you will take ownership of cross-layer troubleshooting spanning application, database, operating systems, and infrastructure. You will play a key part … maintaining system performance, security, and high availability, while actively contributing to major cloud migration initiatives (OCI/Azure). Key responsibilities EBS & Database Lifecycle: Maintain, update, copy, and refresh core Oracle systems across test, development, and live 24/7 production environments. Core Apps Administration: Manage key system ...