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 6 June 2026, with comparisons to the same periods in the previous two years.

6 months to
6 Jun 2026
Same period 2025 Same period 2024
Rank 160 137 249
Rank change year-on-year -23 +112 -36
Contract jobs citing High Availability 317 257 158
As % of all contract jobs in London 1.71% 2.12% 0.90%
As % of the Processes & Methodologies category 1.92% 2.29% 1.02%
Number of daily rates quoted 222 177 113
10th Percentile £375 £400 £300
25th Percentile £430 £455 £410
Median daily rate (50th Percentile) £525 £575 £550
Median % change year-on-year -8.70% +4.55% -8.33%
75th Percentile £630 £700 £650
90th Percentile £750 £750 £700
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 5 3 3
10th Percentile £56.18 £26.09 -
25th Percentile £56.75 £26.23 -
Median hourly rate £74.50 £26.45 £23.80
Median % change year-on-year +181.66% +11.13% -68.27%
75th Percentile £97.50 £27.23 -
90th Percentile - £27.69 -
England median hourly rate £57.77 £48.50 £44.80
% change year-on-year +19.10% +8.26% -33.13%

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 16,474 11,204 15,470
As % of all contract IT jobs advertised in London 88.70% 92.30% 88.31%
Number of daily rates quoted 10,987 7,490 11,076
10th Percentile £358 £350 £340
25th Percentile £435 £425 £445
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - -6.78%
75th Percentile £650 £683 £675
90th Percentile £763 £800 £800
England median daily rate £515 £520 £525
% change year-on-year -0.96% -0.95% -4.55%
Number of hourly rates quoted 247 196 317
10th Percentile £18.48 £16.50 £15.50
25th Percentile £25.22 £24.66 £20.00
Median hourly rate £37.50 £32.25 £28.00
Median % change year-on-year +16.28% +15.18% -28.21%
75th Percentile £58.96 £49.75 £48.75
90th Percentile £79.25 £63.50 £68.30
England median hourly rate £47.50 £28.53 £37.50
% change year-on-year +66.52% -23.93% +1.99%

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 6 June 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 6 June 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 6 June 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 -16 31 £563 -6.25% 31
South London -13 9 £300 -52.00% 1
East London -7 2 £511 +73.96% 4
West London -25 1 £375 -38.78% 1
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 21 (6.62%) Microsoft Exchange
2 11 (3.47%) SharePoint
3 8 (2.52%) Confluence
4 4 (1.26%) OpenStack
5 2 (0.63%) Apache Spark
5 2 (0.63%) Drupal
5 2 (0.63%) Oracle Workflow
5 2 (0.63%) WordPress
6 1 (0.32%) Camunda
6 1 (0.32%) CICS
6 1 (0.32%) MTS
6 1 (0.32%) SharePoint Server
6 1 (0.32%) WebSphere
Applications
1 11 (3.47%) Microsoft Office
2 2 (0.63%) Microsoft Excel
Business Applications
1 8 (2.52%) Veritas eDiscovery
2 6 (1.89%) Payment Gateway
3 5 (1.58%) BASE24
4 4 (1.26%) Oracle Applications
4 4 (1.26%) Oracle EBS
5 3 (0.95%) Distributed Ledger
6 2 (0.63%) DELMIA
6 2 (0.63%) Remedy ITSM
7 1 (0.32%) ION MarketView
7 1 (0.32%) Oracle EBS R12
7 1 (0.32%) SAP S/4HANA
Cloud Services
1 122 (38.49%) Azure
2 110 (34.70%) AWS
3 37 (11.67%) Entra ID
3 37 (11.67%) GCP
4 31 (9.78%) Azure DevOps
5 28 (8.83%) AWS CloudFormation
5 28 (8.83%) GitHub
6 25 (7.89%) Microsoft 365
7 18 (5.68%) Serverless
8 17 (5.36%) Azure Data Factory
9 16 (5.05%) Amazon S3
9 16 (5.05%) Azure Monitor
10 14 (4.42%) GitHub Actions
11 13 (4.10%) Amazon EKS
12 11 (3.47%) Amazon CloudWatch
12 11 (3.47%) Azure Synapse Analytics
13 10 (3.15%) AWS Lambda
14 9 (2.84%) Azure AKS
14 9 (2.84%) Virtual Private Cloud
15 7 (2.21%) Amazon ECS
Communications & Networking
1 43 (13.56%) DNS
2 32 (10.09%) Firewall
3 28 (8.83%) DHCP
4 27 (8.52%) Network Security
5 18 (5.68%) VPN
6 16 (5.05%) WAN
7 15 (4.73%) Kerberos
8 14 (4.42%) TCP/IP
9 10 (3.15%) LAN
10 9 (2.84%) HTTP
10 9 (2.84%) SSL
11 8 (2.52%) BGP
11 8 (2.52%) NAS
11 8 (2.52%) OSPF
11 8 (2.52%) SAN
12 7 (2.21%) VLAN
13 6 (1.89%) Internet
13 6 (1.89%) SD-WAN
14 5 (1.58%) 5G
14 5 (1.58%) F5 BIG-IP LTM
Database & Business Intelligence
1 27 (8.52%) SQL Server
2 21 (6.62%) PostgreSQL
3 19 (5.99%) Azure SQL Database
4 17 (5.36%) Data Lake
4 17 (5.36%) Delta Lake
5 16 (5.05%) Oracle Database
6 8 (2.52%) Amazon RDS
7 7 (2.21%) MongoDB
8 6 (1.89%) NoSQL
8 6 (1.89%) SQL Server Integration Services
9 5 (1.58%) Metadata
9 5 (1.58%) NonStop SQL
9 5 (1.58%) Relational Database
9 5 (1.58%) SQL Server Analysis Services
10 4 (1.26%) OLTP
10 4 (1.26%) Power BI
10 4 (1.26%) SQL Server Reporting Services
11 3 (0.95%) MySQL
11 3 (0.95%) Oracle Reports
12 2 (0.63%) Data Warehouse
Development Applications
1 31 (9.78%) Git
2 17 (5.36%) Jenkins
3 13 (4.10%) JIRA
4 10 (3.15%) GitLab
5 3 (0.95%) JUnit
6 2 (0.63%) Cucumber
6 2 (0.63%) IBM UrbanCode
6 2 (0.63%) SQL Server Management Studio (SSMS)
6 2 (0.63%) Team Foundation Server
7 1 (0.32%) Artifactory
7 1 (0.32%) IntelliJ
7 1 (0.32%) MLflow
7 1 (0.32%) Mockito
7 1 (0.32%) Sonatype Nexus
General
1 83 (26.18%) Social Skills
2 80 (25.24%) Finance
3 42 (13.25%) Banking
4 27 (8.52%) Public Sector
5 22 (6.94%) Analytical Skills
6 14 (4.42%) Documentation Skills
6 14 (4.42%) Telecoms
7 7 (2.21%) Financial Institution
8 6 (1.89%) Inclusion and Diversity
8 6 (1.89%) Presentation Skills
9 5 (1.58%) Front Office
9 5 (1.58%) Investment Banking
9 5 (1.58%) Manufacturing
9 5 (1.58%) Retail
10 4 (1.26%) Law
10 4 (1.26%) Legal
11 3 (0.95%) Corporate Banking
11 3 (0.95%) Games
11 3 (0.95%) Organisational Skills
11 3 (0.95%) Publishing
Job Titles
1 42 (13.25%) Architect
2 37 (11.67%) Senior
3 32 (10.09%) Developer
4 29 (9.15%) DevOps Engineer
5 23 (7.26%) DBA
6 21 (6.62%) Lead
7 17 (5.36%) AWS Engineer
8 16 (5.05%) Administrator
8 16 (5.05%) Data Engineer
9 13 (4.10%) Platform Engineer
10 12 (3.79%) AWS DevOps
10 12 (3.79%) AWS DevOps Engineer
10 12 (3.79%) Azure Engineer
10 12 (3.79%) SQL DBA
11 11 (3.47%) Cloud Engineer
11 11 (3.47%) Microsoft 365 Engineer
12 10 (3.15%) Oracle DBA
13 9 (2.84%) Infrastructure Engineer
13 9 (2.84%) Java Engineer
13 9 (2.84%) Technical Architect
Libraries, Frameworks & Software Standards
1 25 (7.89%) Kafka
2 24 (7.57%) OAuth
3 23 (7.26%) LDAP
4 20 (6.31%) SAML
5 19 (5.99%) REST
6 18 (5.68%) Spring
7 16 (5.05%) Spring Boot
8 13 (4.10%) .NET
9 10 (3.15%) PySpark
10 9 (2.84%) RESTful
11 8 (2.52%) AngularJS
11 8 (2.52%) Node.js
11 8 (2.52%) OAuth2
12 7 (2.21%) OpenID
13 6 (1.89%) AWS CDK
13 6 (1.89%) RabbitMQ
14 5 (1.58%) ARM Templates
14 5 (1.58%) Middleware
15 4 (1.26%) Django
15 4 (1.26%) OpenTelemetry
Miscellaneous
1 63 (19.87%) Cloud Native
2 28 (8.83%) Replication
3 21 (6.62%) Distributed Systems
4 17 (5.36%) Data Centre
5 13 (4.10%) Clustering
5 13 (4.10%) Onboarding
6 11 (3.47%) BYOD
7 10 (3.15%) Data Protection Act
7 10 (3.15%) Hybrid Cloud
8 8 (2.52%) Legacy Systems
8 8 (2.52%) PKI
8 8 (2.52%) Virtual Team
9 7 (2.21%) EMV
10 6 (1.89%) Enterprise Software
10 6 (1.89%) Tandem
10 6 (1.89%) Video Conferencing
11 4 (1.26%) Enterprise Storage
11 4 (1.26%) Management Information System
11 4 (1.26%) NHS
11 4 (1.26%) SWIFT Messaging Network
Operating Systems
1 46 (14.51%) Windows
2 43 (13.56%) Linux
3 28 (8.83%) Windows Server
4 9 (2.84%) Red Hat Enterprise Linux
5 8 (2.52%) Unix
6 7 (2.21%) VMS
7 5 (1.58%) Ubuntu
8 4 (1.26%) SUSE
9 2 (0.63%) Mac OS
9 2 (0.63%) Solaris
10 1 (0.32%) Amazon Linux
10 1 (0.32%) CentOS
10 1 (0.32%) Data ONTAP
10 1 (0.32%) Debian
10 1 (0.32%) Oracle Linux
10 1 (0.32%) Rocky
10 1 (0.32%) zOS
Processes & Methodologies
1 118 (37.22%) CI/CD
2 112 (35.33%) DevOps
3 97 (30.60%) Infrastructure as Code
4 86 (27.13%) Disaster Recovery
5 53 (16.72%) Problem-Solving
6 46 (14.51%) Performance Tuning
7 45 (14.20%) Migration
8 44 (13.88%) Agile
8 44 (13.88%) Containerisation
9 38 (11.99%) Observability
9 38 (11.99%) Root Cause Analysis
10 36 (11.36%) Microservices
11 35 (11.04%) Continuous Improvement
12 33 (10.41%) Analytics
13 29 (9.15%) Platform Engineering
13 29 (9.15%) Roadmaps
14 28 (8.83%) Technical Leadership
15 27 (8.52%) RBAC
16 26 (8.20%) Identity Access Management
17 25 (7.89%) Task Automation
Programming Languages
1 71 (22.40%) Python
2 65 (20.50%) SQL
3 59 (18.61%) PowerShell
4 39 (12.30%) Java
5 21 (6.62%) Bash
6 13 (4.10%) Scala
7 12 (3.79%) C#
8 10 (3.15%) TypeScript
9 9 (2.84%) Bicep
10 8 (2.52%) C
11 6 (1.89%) JavaScript
12 5 (1.58%) C++
12 5 (1.58%) COBOL
12 5 (1.58%) Go
12 5 (1.58%) PL/SQL
12 5 (1.58%) Shell Script
13 4 (1.26%) Groovy
13 4 (1.26%) Kotlin
14 3 (0.95%) Perl
14 3 (0.95%) Ruby
Qualifications
1 84 (26.50%) Security Cleared
2 71 (22.40%) SC Cleared
3 29 (9.15%) Azure Certification
4 26 (8.20%) Degree
5 18 (5.68%) Microsoft Certification
6 15 (4.73%) Cisco Certification
7 14 (4.42%) AWS Certification
8 12 (3.79%) CCNP
9 9 (2.84%) Computer Science Degree
9 9 (2.84%) MCSE
10 8 (2.52%) MCSA
11 7 (2.21%) CCNA
12 6 (1.89%) DV Cleared
13 5 (1.58%) AWS Certified Solutions Architect
13 5 (1.58%) BPSS Clearance
13 5 (1.58%) TOGAF Certification
14 4 (1.26%) CompTIA Security+
14 4 (1.26%) MCITP
14 4 (1.26%) MCTS
15 3 (0.95%) CISSP
Quality Assurance & Compliance
1 25 (7.89%) GDPR
2 19 (5.99%) Data Quality
3 14 (4.42%) Sarbanes-Oxley
4 11 (3.47%) QA
5 10 (3.15%) SLA
6 7 (2.21%) PCI DSS
7 6 (1.89%) GRC
8 5 (1.58%) ISO 8583
9 4 (1.26%) ISO 20022
9 4 (1.26%) NCSC
9 4 (1.26%) SEPA
10 3 (0.95%) DICOM
10 3 (0.95%) HL7
11 2 (0.63%) Accessibility
11 2 (0.63%) Government Security Classifications
11 2 (0.63%) NIST
12 1 (0.32%) HIPAA
12 1 (0.32%) ISO 22301
12 1 (0.32%) ISO/IEC 27001
12 1 (0.32%) NIST 800
System Software
1 57 (17.98%) Active Directory
2 38 (11.99%) Docker
3 15 (4.73%) VMware Infrastructure
4 8 (2.52%) Virtual Machines
5 7 (2.21%) Hyper-V
6 6 (1.89%) vSphere
7 5 (1.58%) Firmware
7 5 (1.58%) VMware ESXi
8 3 (0.95%) Virtual Desktop
9 2 (0.63%) Oracle RAC
10 1 (0.32%) Apache ZooKeeper
10 1 (0.32%) HDFS
10 1 (0.32%) NFS
10 1 (0.32%) RACF
10 1 (0.32%) VMware NSX
Systems Management
1 89 (28.08%) Terraform
2 63 (19.87%) Kubernetes
3 27 (8.52%) Active Directory Federation Services
4 26 (8.20%) Ansible
5 18 (5.68%) Single Sign-On
6 17 (5.36%) Grafana
6 17 (5.36%) Prometheus
7 12 (3.79%) Microsoft Intune
8 7 (2.21%) vCenter Server
9 5 (1.58%) Microsoft Clustering
10 4 (1.26%) Argo
10 4 (1.26%) CA Single Sign-On
10 4 (1.26%) Cisco CUCM
10 4 (1.26%) Failover Clustering
10 4 (1.26%) FortiGate
10 4 (1.26%) PingFederate
10 4 (1.26%) VxRail
11 3 (0.95%) Kustomize
11 3 (0.95%) Puppet
12 2 (0.63%) PowerCLI
Vendors
1 73 (23.03%) Microsoft
2 32 (10.09%) Oracle
3 23 (7.26%) Databricks
4 19 (5.99%) VMware
5 14 (4.42%) Cisco
5 14 (4.42%) Okta
6 13 (4.10%) ServiceNow
7 11 (3.47%) Splunk
8 8 (2.52%) Ericsson
8 8 (2.52%) Nokia
9 6 (1.89%) F5
9 6 (1.89%) Palo Alto
9 6 (1.89%) Red Hat
10 5 (1.58%) HP
10 5 (1.58%) Infoblox
11 4 (1.26%) Dell
11 4 (1.26%) Huawei
11 4 (1.26%) Ping Identity
11 4 (1.26%) Red Box
11 4 (1.26%) SAP