High Availability Contract Job Trends in London

High Availability
England > London

The table below provides summary statistics and contractor rates for jobs advertised in London requiring High Availability skills. It covers contract job vacancies from the 6 months leading up to 18 May 2026, with comparisons to the same periods in the previous two years.

6 months to
18 May 2026
Same period 2025 Same period 2024
Rank 155 128 240
Rank change year-on-year -27 +112 -30
Contract jobs citing High Availability 299 275 161
As % of all contract jobs in London 1.67% 2.20% 0.92%
As % of the Processes & Methodologies category 1.89% 2.38% 1.04%
Number of daily rates quoted 207 190 121
10th Percentile £375 £406 £300
25th Percentile £435 £466 £460
Median daily rate (50th Percentile) £525 £593 £550
Median % change year-on-year -11.39% +7.73% -8.33%
75th Percentile £638 £700 £663
90th Percentile £750 £752 £715
England median daily rate £500 £550 £550
% change year-on-year -9.09% - -
Number of hourly rates quoted 4 4 2
10th Percentile £56.09 £24.46 -
25th Percentile £56.51 £25.45 -
Median hourly rate £66.50 £26.45 £23.80
Median % change year-on-year +151.42% +11.13% -68.27%
75th Percentile £81.94 £26.84 -
90th Percentile £91.28 £27.54 -
England median hourly rate £57.77 £26.73 £61.60
% change year-on-year +116.15% -56.62% -12.00%

All Process & Methodology Skills
London

High Availability falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in London.

Contract vacancies with a requirement for process or methodology skills 15,848 11,538 15,497
As % of all contract IT jobs advertised in London 88.29% 92.22% 88.67%
Number of daily rates quoted 10,602 7,808 11,112
10th Percentile £356 £350 £343
25th Percentile £431 £435 £450
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - -7.17%
75th Percentile £650 £688 £680
90th Percentile £756 £813 £800
England median daily rate £513 £525 £525
% change year-on-year -2.38% - -4.55%
Number of hourly rates quoted 239 178 307
10th Percentile £18.75 £16.30 £15.77
25th Percentile £25.25 £23.11 £20.00
Median hourly rate £36.50 £34.00 £27.84
Median % change year-on-year +7.35% +22.13% -27.22%
75th Percentile £57.50 £50.69 £48.75
90th Percentile £75.00 £63.75 £66.85
England median hourly rate £47.00 £29.00 £36.50
% change year-on-year +62.07% -20.55% +0.69%

High Availability
Job Vacancy Trend in London

Historical trend showing the proportion of contract IT job postings citing High Availability relative to all contract IT jobs advertised in London.

High Availability job vacancy trend in London

High Availability
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing High Availability.

Contractor daily rate distribution trend for jobs in London citing High Availability

High Availability
Daily Rate Histogram in London

Daily rate distribution for jobs citing High Availability in London over the 6 months to 18 May 2026.

Daily rate histogram for High Availability in London

High Availability
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing High Availability.

Contractor hourly rate distribution trend for jobs in London citing High Availability

High Availability
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing High Availability in London over the 6 months to 18 May 2026.

Hourly rate histogram for High Availability in London

High Availability
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing High Availability within the London region over the 6 months to 18 May 2026. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London -26 28 £600 +4.35% 28
South London -7 9 £300 -36.51% 1
West London -26 3 £375 -38.78% 5
East London -7 1 £432 -21.45% 5
High Availability
England

High Availability
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 20 (6.69%) Microsoft Exchange
2 12 (4.01%) SharePoint
3 5 (1.67%) Confluence
4 4 (1.34%) OpenStack
5 2 (0.67%) Apache Spark
5 2 (0.67%) Drupal
5 2 (0.67%) Oracle Workflow
5 2 (0.67%) WordPress
6 1 (0.33%) Camunda
6 1 (0.33%) CICS
6 1 (0.33%) MTS
6 1 (0.33%) SharePoint Server
6 1 (0.33%) WebSphere
Applications
1 9 (3.01%) Microsoft Office
2 2 (0.67%) Microsoft Excel
Business Applications
1 8 (2.68%) Veritas eDiscovery
2 6 (2.01%) Payment Gateway
3 5 (1.67%) BASE24
4 3 (1.00%) Distributed Ledger
4 3 (1.00%) Oracle Applications
4 3 (1.00%) Oracle EBS
5 2 (0.67%) DELMIA
5 2 (0.67%) Remedy ITSM
6 1 (0.33%) ION MarketView
6 1 (0.33%) SAP S/4HANA
Cloud Services
1 119 (39.80%) Azure
2 103 (34.45%) AWS
3 36 (12.04%) GCP
4 35 (11.71%) Entra ID
5 31 (10.37%) Azure DevOps
6 29 (9.70%) AWS CloudFormation
7 26 (8.70%) GitHub
8 22 (7.36%) Microsoft 365
9 17 (5.69%) Azure Data Factory
9 17 (5.69%) Serverless
10 16 (5.35%) Azure Monitor
11 15 (5.02%) Amazon S3
12 12 (4.01%) AWS Lambda
12 12 (4.01%) GitHub Actions
13 11 (3.68%) Azure Synapse Analytics
14 9 (3.01%) Amazon EKS
14 9 (3.01%) Azure AKS
15 8 (2.68%) Amazon CloudWatch
15 8 (2.68%) SaaS
16 7 (2.34%) Amazon ECS
Communications & Networking
1 38 (12.71%) DNS
2 29 (9.70%) Firewall
3 24 (8.03%) DHCP
4 23 (7.69%) Network Security
5 16 (5.35%) VPN
6 15 (5.02%) Kerberos
7 14 (4.68%) WAN
8 10 (3.34%) TCP/IP
9 9 (3.01%) HTTP
9 9 (3.01%) SSL
10 8 (2.68%) BGP
10 8 (2.68%) LAN
10 8 (2.68%) OSPF
11 7 (2.34%) NAS
11 7 (2.34%) SAN
11 7 (2.34%) VLAN
12 6 (2.01%) SD-WAN
13 5 (1.67%) 5G
14 4 (1.34%) F5 BIG-IP LTM
14 4 (1.34%) VSAN
Database & Business Intelligence
1 26 (8.70%) SQL Server
2 20 (6.69%) PostgreSQL
3 19 (6.35%) Azure SQL Database
4 17 (5.69%) Data Lake
4 17 (5.69%) Delta Lake
5 16 (5.35%) Oracle Database
6 8 (2.68%) MongoDB
7 7 (2.34%) NoSQL
7 7 (2.34%) Relational Database
7 7 (2.34%) SQL Server Integration Services
8 6 (2.01%) Amazon RDS
8 6 (2.01%) SQL Server Analysis Services
9 5 (1.67%) Metadata
9 5 (1.67%) NonStop SQL
9 5 (1.67%) SQL Server Reporting Services
10 4 (1.34%) MySQL
10 4 (1.34%) OLTP
11 3 (1.00%) Big Data
11 3 (1.00%) DynamoDB
11 3 (1.00%) Oracle Reports
Development Applications
1 31 (10.37%) Git
2 16 (5.35%) Jenkins
3 10 (3.34%) JIRA
4 5 (1.67%) GitLab
5 3 (1.00%) JUnit
5 3 (1.00%) MLflow
5 3 (1.00%) SQL Server Management Studio (SSMS)
6 2 (0.67%) Cucumber
6 2 (0.67%) IBM UrbanCode
6 2 (0.67%) Team Foundation Server
7 1 (0.33%) Artifactory
7 1 (0.33%) IntelliJ
7 1 (0.33%) Jaeger
7 1 (0.33%) Mockito
7 1 (0.33%) Sonatype Nexus
General
1 80 (26.76%) Social Skills
2 73 (24.41%) Finance
3 36 (12.04%) Banking
4 23 (7.69%) Public Sector
5 19 (6.35%) Analytical Skills
6 14 (4.68%) Documentation Skills
7 12 (4.01%) Telecoms
8 7 (2.34%) Financial Institution
9 6 (2.01%) Presentation Skills
10 5 (1.67%) Inclusion and Diversity
10 5 (1.67%) Legal
10 5 (1.67%) Retail
11 4 (1.34%) Games
11 4 (1.34%) Investment Banking
11 4 (1.34%) Manufacturing
12 3 (1.00%) Corporate Banking
12 3 (1.00%) Influencing Skills
12 3 (1.00%) Organisational Skills
12 3 (1.00%) Publishing
13 2 (0.67%) Law
Job Titles
1 39 (13.04%) Architect
2 34 (11.37%) Senior
3 32 (10.70%) Developer
4 23 (7.69%) DBA
5 21 (7.02%) DevOps Engineer
6 18 (6.02%) Data Engineer
6 18 (6.02%) Lead
7 14 (4.68%) Administrator
8 13 (4.35%) SQL DBA
9 12 (4.01%) AWS Engineer
9 12 (4.01%) Microsoft 365 Engineer
9 12 (4.01%) Platform Engineer
10 11 (3.68%) Azure Engineer
10 11 (3.68%) Java Engineer
11 10 (3.34%) Cloud Engineer
11 10 (3.34%) Oracle DBA
11 10 (3.34%) Site Reliability Engineer
12 8 (2.68%) AWS DevOps
12 8 (2.68%) AWS DevOps Engineer
13 7 (2.34%) Consultant
Libraries, Frameworks & Software Standards
1 22 (7.36%) LDAP
1 22 (7.36%) OAuth
2 21 (7.02%) Kafka
2 21 (7.02%) Spring
3 19 (6.35%) REST
3 19 (6.35%) Spring Boot
4 18 (6.02%) SAML
5 14 (4.68%) RESTful
6 10 (3.34%) .NET
6 10 (3.34%) PySpark
7 9 (3.01%) Node.js
8 8 (2.68%) AngularJS
9 6 (2.01%) AWS CDK
9 6 (2.01%) OAuth2
9 6 (2.01%) OpenTelemetry
10 5 (1.67%) ARM Templates
10 5 (1.67%) Middleware
10 5 (1.67%) OpenID
10 5 (1.67%) RabbitMQ
10 5 (1.67%) React
Miscellaneous
1 54 (18.06%) Cloud Native
2 29 (9.70%) Replication
3 21 (7.02%) Distributed Systems
4 17 (5.69%) Data Centre
5 13 (4.35%) Clustering
6 11 (3.68%) BYOD
7 10 (3.34%) Data Protection Act
8 9 (3.01%) Hybrid Cloud
8 9 (3.01%) Onboarding
9 7 (2.34%) EMV
9 7 (2.34%) Legacy Systems
10 6 (2.01%) Tandem
10 6 (2.01%) Virtual Team
11 5 (1.67%) Enterprise Software
11 5 (1.67%) Mainframe
11 5 (1.67%) PKI
12 4 (1.34%) Algorithms
12 4 (1.34%) Enterprise Storage
12 4 (1.34%) Foreign Exchange (FX)
12 4 (1.34%) NHS
Operating Systems
1 38 (12.71%) Linux
2 36 (12.04%) Windows
3 25 (8.36%) Windows Server
4 9 (3.01%) Unix
5 8 (2.68%) Red Hat Enterprise Linux
5 8 (2.68%) VMS
6 4 (1.34%) SUSE
6 4 (1.34%) Ubuntu
7 2 (0.67%) Solaris
8 1 (0.33%) Amazon Linux
8 1 (0.33%) CentOS
8 1 (0.33%) Data ONTAP
8 1 (0.33%) Debian
8 1 (0.33%) Oracle Linux
8 1 (0.33%) Rocky
8 1 (0.33%) zOS
Processes & Methodologies
1 106 (35.45%) CI/CD
1 106 (35.45%) DevOps
2 84 (28.09%) Infrastructure as Code
3 82 (27.42%) Disaster Recovery
4 50 (16.72%) Performance Tuning
4 50 (16.72%) Problem-Solving
5 44 (14.72%) Migration
6 42 (14.05%) Agile
7 41 (13.71%) Containerisation
8 39 (13.04%) Observability
9 38 (12.71%) Microservices
10 33 (11.04%) Analytics
10 33 (11.04%) Root Cause Analysis
11 30 (10.03%) Roadmaps
12 26 (8.70%) RBAC
13 25 (8.36%) Data Pipeline
13 25 (8.36%) Platform Engineering
14 24 (8.03%) Continuous Improvement
14 24 (8.03%) Task Automation
14 24 (8.03%) Technical Leadership
Programming Languages
1 67 (22.41%) Python
2 65 (21.74%) SQL
3 55 (18.39%) PowerShell
4 41 (13.71%) Java
5 14 (4.68%) Bash
6 12 (4.01%) Scala
7 11 (3.68%) C#
8 9 (3.01%) TypeScript
9 8 (2.68%) Bicep
9 8 (2.68%) JavaScript
10 7 (2.34%) Shell Script
11 6 (2.01%) C
11 6 (2.01%) Go
12 5 (1.67%) C++
12 5 (1.67%) COBOL
12 5 (1.67%) Perl
13 4 (1.34%) PL/SQL
14 3 (1.00%) Groovy
14 3 (1.00%) PHP
14 3 (1.00%) Ruby
Qualifications
1 78 (26.09%) Security Cleared
2 65 (21.74%) SC Cleared
3 27 (9.03%) Azure Certification
4 20 (6.69%) Degree
5 16 (5.35%) Microsoft Certification
6 13 (4.35%) AWS Certification
7 12 (4.01%) Cisco Certification
8 9 (3.01%) MCSE
9 8 (2.68%) CCNP
9 8 (2.68%) MCSA
10 7 (2.34%) CCNA
11 6 (2.01%) Computer Science Degree
11 6 (2.01%) DV Cleared
12 5 (1.67%) BPSS Clearance
12 5 (1.67%) TOGAF Certification
13 4 (1.34%) CompTIA Security+
13 4 (1.34%) MCITP
13 4 (1.34%) MCTS
14 3 (1.00%) CISSP
14 3 (1.00%) PMP
Quality Assurance & Compliance
1 25 (8.36%) GDPR
2 19 (6.35%) Data Quality
3 14 (4.68%) Sarbanes-Oxley
4 10 (3.34%) QA
4 10 (3.34%) SLA
5 7 (2.34%) PCI DSS
6 5 (1.67%) ISO 8583
7 4 (1.34%) NCSC
8 3 (1.00%) DICOM
8 3 (1.00%) GRC
8 3 (1.00%) HL7
8 3 (1.00%) ISO 20022
8 3 (1.00%) SEPA
9 2 (0.67%) Accessibility
9 2 (0.67%) NIST
10 1 (0.33%) California Consumer Privacy Act
10 1 (0.33%) HIPAA
10 1 (0.33%) ISO 22301
10 1 (0.33%) ISO/IEC 27001
10 1 (0.33%) NIST 800
System Software
1 53 (17.73%) Active Directory
2 35 (11.71%) Docker
3 13 (4.35%) VMware Infrastructure
4 9 (3.01%) Virtual Machines
5 7 (2.34%) Hyper-V
5 7 (2.34%) vSphere
6 6 (2.01%) VMware ESXi
7 5 (1.67%) Firmware
8 3 (1.00%) Virtual Desktop
9 2 (0.67%) Oracle RAC
10 1 (0.33%) Apache ZooKeeper
10 1 (0.33%) HDFS
10 1 (0.33%) NFS
10 1 (0.33%) RACF
10 1 (0.33%) VMware NSX
Systems Management
1 79 (26.42%) Terraform
2 63 (21.07%) Kubernetes
3 27 (9.03%) Active Directory Federation Services
4 24 (8.03%) Ansible
5 18 (6.02%) Single Sign-On
6 16 (5.35%) Grafana
7 14 (4.68%) Prometheus
8 10 (3.34%) Microsoft Intune
9 8 (2.68%) vCenter Server
10 6 (2.01%) Microsoft Clustering
11 4 (1.34%) CA Single Sign-On
11 4 (1.34%) Failover Clustering
11 4 (1.34%) ITRS Geneos
11 4 (1.34%) PingFederate
11 4 (1.34%) VxRail
12 3 (1.00%) Argo
12 3 (1.00%) FortiGate
13 2 (0.67%) PowerCLI
13 2 (0.67%) Progress Chef
13 2 (0.67%) Rancher
Vendors
1 66 (22.07%) Microsoft
2 30 (10.03%) Oracle
3 23 (7.69%) Databricks
4 17 (5.69%) VMware
5 14 (4.68%) Okta
5 14 (4.68%) Splunk
6 10 (3.34%) ServiceNow
7 9 (3.01%) Cisco
8 6 (2.01%) Ericsson
8 6 (2.01%) Nokia
8 6 (2.01%) Palo Alto
8 6 (2.01%) Red Hat
9 5 (1.67%) F5
9 5 (1.67%) HP
10 4 (1.34%) AppDynamics
10 4 (1.34%) Dell
10 4 (1.34%) Huawei
10 4 (1.34%) Infoblox
10 4 (1.34%) Ping Identity
10 4 (1.34%) SAP