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 7 August 2026, with comparisons to the same periods in the previous two years.

6 months to
7 Aug 2026
Same period 2025 Same period 2024
Rank 170 136 225
Rank change year-on-year -34 +89 +1
Contract jobs citing High Availability 340 285 163
As % of all contract jobs in London 1.68% 2.10% 1.00%
As % of the Processes & Methodologies category 1.89% 2.28% 1.13%
Number of daily rates quoted 235 201 118
10th Percentile £350 £406 £300
25th Percentile £425 £475 £413
Median daily rate (50th Percentile) £500 £575 £550
Median % change year-on-year -13.04% +4.55% -8.33%
75th Percentile £630 £700 £625
90th Percentile £738 £775 £733
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 4 5 6
10th Percentile £61.40 - -
25th Percentile £68.38 £26.00 -
Median hourly rate £84.75 £26.45 £23.80
Median % change year-on-year +220.42% +11.13% -69.84%
75th Percentile £97.50 - -
90th Percentile - £27.38 £61.90
England median hourly rate £55.25 £27.00 £43.15
% change year-on-year +104.63% -37.43% -31.51%

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 18,001 12,519 14,410
As % of all contract IT jobs advertised in London 89.11% 92.32% 88.84%
Number of daily rates quoted 11,856 8,363 10,133
10th Percentile £363 £325 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £550 £543 £550
Median % change year-on-year +1.38% -1.36% -4.35%
75th Percentile £662 £675 £688
90th Percentile £775 £788 £800
England median daily rate £525 £513 £525
% change year-on-year +2.44% -2.38% -4.55%
Number of hourly rates quoted 297 250 198
10th Percentile £17.60 £16.50 £17.01
25th Percentile £19.85 £24.66 £22.00
Median hourly rate £35.71 £30.00 £35.25
Median % change year-on-year +19.03% -14.89% -14.11%
75th Percentile £57.00 £49.31 £54.69
90th Percentile £81.25 £63.03 £71.44
England median hourly rate £43.96 £25.15 £42.50
% change year-on-year +74.79% -40.82% -

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 7 August 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 7 August 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 7 August 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 -13 43 £475 -26.92% 26
South London -22 8 £600 -4.00% 2
East London -1 2 £511 +73.96% 3
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 18 (5.29%) Microsoft Exchange
2 16 (4.71%) Confluence
3 15 (4.41%) SharePoint
4 6 (1.76%) OpenStack
5 3 (0.88%) Apache Spark
5 3 (0.88%) JBoss
5 3 (0.88%) Oracle Workflow
6 2 (0.59%) Apache Airflow
6 2 (0.59%) SharePoint Server
7 1 (0.29%) Anypoint
7 1 (0.29%) Apache
7 1 (0.29%) Camunda
7 1 (0.29%) CICS
7 1 (0.29%) CloudStack
7 1 (0.29%) HCL Domino
7 1 (0.29%) HCL Notes
7 1 (0.29%) MTS
7 1 (0.29%) Mule
7 1 (0.29%) nginx
7 1 (0.29%) WebSphere
Applications
1 6 (1.76%) Microsoft Office
2 2 (0.59%) Microsoft Excel
3 1 (0.29%) Chatbot
Business Applications
1 8 (2.35%) Remedy ITSM
2 4 (1.18%) Oracle Applications
2 4 (1.18%) Oracle EBS
3 3 (0.88%) Distributed Ledger
4 2 (0.59%) Temenos T24
5 1 (0.29%) Bloomberg TOMS
5 1 (0.29%) Eikon
5 1 (0.29%) ION MarketView
5 1 (0.29%) Oracle BRM
5 1 (0.29%) Oracle EBS R12
5 1 (0.29%) Payment Gateway
5 1 (0.29%) SAP BRIM
5 1 (0.29%) SAP FI
5 1 (0.29%) SAP FI-CA
5 1 (0.29%) SAP FS
5 1 (0.29%) SAP IS-U
5 1 (0.29%) SAP S/4HANA
5 1 (0.29%) Veritas eDiscovery
Cloud Services
1 116 (34.12%) Azure
2 99 (29.12%) AWS
3 39 (11.47%) GCP
4 35 (10.29%) Entra ID
5 34 (10.00%) Azure DevOps
6 32 (9.41%) GitHub
7 26 (7.65%) Microsoft 365
8 18 (5.29%) AWS CloudFormation
9 17 (5.00%) GitHub Actions
10 15 (4.41%) Serverless
11 14 (4.12%) Amazon CloudWatch
11 14 (4.12%) Azure Monitor
12 13 (3.82%) Amazon EKS
12 13 (3.82%) Azure AKS
13 11 (3.24%) Azure Data Factory
14 10 (2.94%) Amazon S3
14 10 (2.94%) OpenShift
14 10 (2.94%) Virtual Private Cloud
15 9 (2.65%) Power Platform
16 8 (2.35%) AWS Lambda
Communications & Networking
1 38 (11.18%) DNS
2 35 (10.29%) Firewall
3 24 (7.06%) Network Security
4 23 (6.76%) VPN
5 21 (6.18%) DHCP
6 18 (5.29%) TCP/IP
7 13 (3.82%) WAN
8 12 (3.53%) SSL
9 10 (2.94%) BGP
9 10 (2.94%) LAN
10 9 (2.65%) HTTP
10 9 (2.65%) OSPF
11 8 (2.35%) NAS
11 8 (2.35%) SAN
12 7 (2.06%) 4G
12 7 (2.06%) Internet
12 7 (2.06%) LTE
12 7 (2.06%) Multicast
12 7 (2.06%) VLAN
12 7 (2.06%) Wireless
Database & Business Intelligence
1 38 (11.18%) SQL Server
2 22 (6.47%) PostgreSQL
3 14 (4.12%) Data Lake
4 12 (3.53%) Azure SQL Database
4 12 (3.53%) Delta Lake
5 11 (3.24%) MongoDB
6 9 (2.65%) Amazon RDS
6 9 (2.65%) Oracle Database
6 9 (2.65%) SQL Server Integration Services
7 8 (2.35%) SQL Server Analysis Services
7 8 (2.35%) SQL Server Reporting Services
8 7 (2.06%) MySQL
8 7 (2.06%) NoSQL
8 7 (2.06%) Power BI
9 6 (1.76%) Amazon Aurora
10 5 (1.47%) Big Data
10 5 (1.47%) Metadata
11 4 (1.18%) Relational Database
12 3 (0.88%) Elasticsearch
12 3 (0.88%) Redis
Development Applications
1 30 (8.82%) Git
2 27 (7.94%) Jenkins
3 18 (5.29%) JIRA
4 16 (4.71%) GitLab
5 5 (1.47%) JUnit
6 4 (1.18%) Maven
7 2 (0.59%) Artifactory
7 2 (0.59%) Cucumber
7 2 (0.59%) Gradle
7 2 (0.59%) IBM UrbanCode
7 2 (0.59%) SonarQube
7 2 (0.59%) Team Foundation Server
8 1 (0.29%) ER Studio
8 1 (0.29%) Flyway
8 1 (0.29%) IntelliJ
8 1 (0.29%) Liquibase
8 1 (0.29%) MLflow
8 1 (0.29%) Mockito
8 1 (0.29%) Sonatype Nexus
8 1 (0.29%) Subversion
General
1 94 (27.65%) Finance
2 84 (24.71%) Social Skills
3 47 (13.82%) Banking
4 27 (7.94%) Analytical Skills
4 27 (7.94%) Public Sector
5 17 (5.00%) Telecoms
6 12 (3.53%) Front Office
7 10 (2.94%) Documentation Skills
8 9 (2.65%) Investment Banking
9 6 (1.76%) Financial Institution
9 6 (1.76%) Inclusion and Diversity
9 6 (1.76%) Retail
10 4 (1.18%) Billing
10 4 (1.18%) Legal
11 3 (0.88%) Corporate Banking
11 3 (0.88%) Influencing Skills
11 3 (0.88%) Manufacturing
11 3 (0.88%) Presentation Skills
11 3 (0.88%) Publishing
12 2 (0.59%) Organisational Skills
Job Titles
1 48 (14.12%) Senior
2 45 (13.24%) Architect
3 39 (11.47%) DevOps Engineer
4 35 (10.29%) Developer
5 30 (8.82%) DBA
6 18 (5.29%) Platform Engineer
7 17 (5.00%) AWS Engineer
8 16 (4.71%) Azure Engineer
8 16 (4.71%) Infrastructure Engineer
8 16 (4.71%) SQL DBA
9 14 (4.12%) Lead
10 13 (3.82%) Data Engineer
11 12 (3.53%) Administrator
11 12 (3.53%) AWS DevOps
11 12 (3.53%) AWS DevOps Engineer
11 12 (3.53%) Support Engineer
12 10 (2.94%) Technical Architect
13 9 (2.65%) Solutions Architect
14 8 (2.35%) Applications Support
14 8 (2.35%) Network Engineer
Libraries, Frameworks & Software Standards
1 24 (7.06%) Kafka
2 23 (6.76%) REST
3 19 (5.59%) Spring
4 15 (4.41%) Spring Boot
5 14 (4.12%) .NET
6 10 (2.94%) Elastic Stack
6 10 (2.94%) OAuth
7 9 (2.65%) LDAP
7 9 (2.65%) Middleware
8 8 (2.35%) Node.js
8 8 (2.35%) OAuth2
8 8 (2.35%) RESTful
9 7 (2.06%) OpenID
10 6 (1.76%) AngularJS
10 6 (1.76%) ARM Templates
10 6 (1.76%) RabbitMQ
10 6 (1.76%) SAML
11 5 (1.47%) OpenTelemetry
11 5 (1.47%) PySpark
11 5 (1.47%) XML
Miscellaneous
1 62 (18.24%) Cloud Native
2 24 (7.06%) Clustering
2 24 (7.06%) Distributed Systems
3 23 (6.76%) Replication
4 21 (6.18%) Onboarding
5 20 (5.88%) Data Centre
6 16 (4.71%) Hybrid Cloud
7 14 (4.12%) Data Protection Act
8 12 (3.53%) Video Conferencing
9 11 (3.24%) PKI
10 10 (2.94%) Legacy Systems
10 10 (2.94%) Virtual Team
11 7 (2.06%) Enterprise Software
12 6 (1.76%) Fixed Income
12 6 (1.76%) SWIFT Messaging Network
13 5 (1.47%) Enterprise Storage
13 5 (1.47%) Foreign Exchange (FX)
13 5 (1.47%) Product Ownership
14 4 (1.18%) Mainframe
14 4 (1.18%) Management Information System
Operating Systems
1 59 (17.35%) Windows
2 56 (16.47%) Linux
3 21 (6.18%) Windows Server
4 11 (3.24%) Red Hat Enterprise Linux
4 11 (3.24%) Unix
5 8 (2.35%) VMS
6 7 (2.06%) Mac OS
7 5 (1.47%) Ubuntu
8 4 (1.18%) SUSE
9 2 (0.59%) Amazon Linux
10 1 (0.29%) Android
10 1 (0.29%) Data ONTAP
10 1 (0.29%) Debian
10 1 (0.29%) Oracle Linux
10 1 (0.29%) Rocky
10 1 (0.29%) Solaris
10 1 (0.29%) Windows 10
10 1 (0.29%) Windows Server 2016
10 1 (0.29%) Windows Server 2019
10 1 (0.29%) zOS
Processes & Methodologies
1 135 (39.71%) CI/CD
2 121 (35.59%) DevOps
3 101 (29.71%) Infrastructure as Code
4 89 (26.18%) Disaster Recovery
5 57 (16.76%) Migration
6 56 (16.47%) Continuous Improvement
7 51 (15.00%) Problem-Solving
8 49 (14.41%) Observability
9 47 (13.82%) Containerisation
9 47 (13.82%) Performance Tuning
10 46 (13.53%) Agile
11 42 (12.35%) Root Cause Analysis
12 40 (11.76%) Stakeholder Management
13 38 (11.18%) Microservices
14 37 (10.88%) Platform Engineering
15 34 (10.00%) Technical Leadership
16 32 (9.41%) Test Automation
17 30 (8.82%) Analytics
18 29 (8.53%) Incident Management
19 28 (8.24%) Infrastructure Engineering
Programming Languages
1 78 (22.94%) Python
2 63 (18.53%) SQL
3 58 (17.06%) PowerShell
4 47 (13.82%) Java
5 25 (7.35%) Bash
6 16 (4.71%) Bicep
7 11 (3.24%) TypeScript
8 9 (2.65%) C#
9 8 (2.35%) C++
9 8 (2.35%) Go
9 8 (2.35%) Scala
10 6 (1.76%) Kotlin
10 6 (1.76%) Shell Script
11 5 (1.47%) C
11 5 (1.47%) Groovy
12 4 (1.18%) Perl
12 4 (1.18%) Rust
13 3 (0.88%) JavaScript
13 3 (0.88%) Ruby
13 3 (0.88%) T-SQL
Qualifications
1 96 (28.24%) Security Cleared
2 85 (25.00%) SC Cleared
3 30 (8.82%) Azure Certification
4 21 (6.18%) Degree
5 15 (4.41%) AWS Certification
5 15 (4.41%) Cisco Certification
6 14 (4.12%) CCNP
7 10 (2.94%) Microsoft Certification
8 9 (2.65%) Computer Science Degree
9 8 (2.35%) AWS Certified Solutions Architect
9 8 (2.35%) DV Cleared
10 6 (1.76%) BPSS Clearance
10 6 (1.76%) CCNA
11 5 (1.47%) TOGAF Certification
12 4 (1.18%) CompTIA Security+
12 4 (1.18%) MCITP
12 4 (1.18%) MCTS
13 3 (0.88%) CISSP
14 2 (0.59%) CISM
14 2 (0.59%) MCSE
Quality Assurance & Compliance
1 17 (5.00%) Data Quality
2 16 (4.71%) QA
3 9 (2.65%) GDPR
4 7 (2.06%) SLA
5 6 (1.76%) GRC
5 6 (1.76%) SEPA
6 5 (1.47%) ISO 20022
6 5 (1.47%) ISO/IEC 27001
6 5 (1.47%) NIST
7 3 (0.88%) DICOM
7 3 (0.88%) HL7
7 3 (0.88%) NCSC
7 3 (0.88%) PCI DSS
8 2 (0.59%) Accessibility
8 2 (0.59%) Government Security Classifications
8 2 (0.59%) PSD2
System Software
1 59 (17.35%) Active Directory
2 42 (12.35%) Docker
3 32 (9.41%) VMware Infrastructure
4 15 (4.41%) vSphere
5 10 (2.94%) Hyper-V
5 10 (2.94%) Virtual Machines
5 10 (2.94%) VMware ESXi
6 6 (1.76%) Firmware
7 4 (1.18%) VMware NSX
8 2 (0.59%) HDFS
8 2 (0.59%) KVM
8 2 (0.59%) NFS
8 2 (0.59%) Oracle RAC
8 2 (0.59%) UAG
8 2 (0.59%) Virtual Servers
9 1 (0.29%) Ceph
9 1 (0.29%) RACF
9 1 (0.29%) Samba
9 1 (0.29%) Virtual Desktop
Systems Management
1 99 (29.12%) Terraform
2 74 (21.76%) Kubernetes
3 28 (8.24%) Ansible
4 25 (7.35%) Prometheus
5 23 (6.76%) Grafana
6 13 (3.82%) Microsoft Intune
7 11 (3.24%) Microsoft Clustering
8 10 (2.94%) vCenter Server
9 7 (2.06%) ITRS Geneos
9 7 (2.06%) Puppet
10 6 (1.76%) Active Directory Federation Services
10 6 (1.76%) Argo
11 5 (1.47%) Cisco CUCM
11 5 (1.47%) Failover Clustering
11 5 (1.47%) SCCM
12 4 (1.18%) CA Single Sign-On
12 4 (1.18%) FortiGate
12 4 (1.18%) SCOM
12 4 (1.18%) Single Sign-On
12 4 (1.18%) VxRail
Vendors
1 72 (21.18%) Microsoft
2 39 (11.47%) VMware
3 29 (8.53%) Oracle
4 19 (5.59%) Splunk
5 18 (5.29%) Cisco
6 16 (4.71%) ServiceNow
7 15 (4.41%) Databricks
8 10 (2.94%) IBM
9 9 (2.65%) Ericsson
9 9 (2.65%) Nokia
9 9 (2.65%) Remedy
10 7 (2.06%) Apple
10 7 (2.06%) F5
11 6 (1.76%) BMC
11 6 (1.76%) Dell
11 6 (1.76%) Red Hat
11 6 (1.76%) SolarWinds
12 5 (1.47%) Infoblox
12 5 (1.47%) Red Box
12 5 (1.47%) Solace