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

6 months to
4 Aug 2026
Same period 2025 Same period 2024
Rank 169 139 228
Rank change year-on-year -30 +89 -6
Contract jobs citing High Availability 332 287 162
As % of all contract jobs in London 1.66% 2.11% 1.00%
As % of the Processes & Methodologies category 1.86% 2.28% 1.12%
Number of daily rates quoted 230 203 118
10th Percentile £346 £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 £636 £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 5 5 6
10th Percentile £56.18 - -
25th Percentile £56.75 £26.00 -
Median hourly rate £74.50 £26.45 £23.80
Median % change year-on-year +181.66% +11.13% -69.84%
75th Percentile £97.50 - -
90th Percentile - £27.38 £61.90
England median hourly rate £56.63 £27.00 £43.15
% change year-on-year +109.75% -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 17,809 12,563 14,469
As % of all contract IT jobs advertised in London 89.02% 92.23% 88.88%
Number of daily rates quoted 11,743 8,414 10,214
10th Percentile £363 £325 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £550 £541 £550
Median % change year-on-year +1.62% -1.59% -4.35%
75th Percentile £660 £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 294 248 196
10th Percentile £17.60 £16.50 £16.97
25th Percentile £20.02 £24.62 £22.00
Median hourly rate £35.86 £29.50 £35.25
Median % change year-on-year +21.54% -16.31% -14.59%
75th Percentile £57.50 £49.56 £55.00
90th Percentile £81.25 £63.25 £71.88
England median hourly rate £45.00 £25.15 £42.50
% change year-on-year +78.93% -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 4 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 4 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 4 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 -14 42 £475 -26.92% 27
South London -20 7 £661 +5.80% 3
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 (5.42%) Microsoft Exchange
2 15 (4.52%) Confluence
2 15 (4.52%) SharePoint
3 6 (1.81%) OpenStack
4 3 (0.90%) Apache Spark
4 3 (0.90%) JBoss
4 3 (0.90%) Oracle Workflow
5 2 (0.60%) Apache Airflow
5 2 (0.60%) SharePoint Server
6 1 (0.30%) Anypoint
6 1 (0.30%) Apache
6 1 (0.30%) Camunda
6 1 (0.30%) CICS
6 1 (0.30%) CloudStack
6 1 (0.30%) HCL Domino
6 1 (0.30%) HCL Notes
6 1 (0.30%) MTS
6 1 (0.30%) Mule
6 1 (0.30%) nginx
6 1 (0.30%) WebSphere
Applications
1 6 (1.81%) Microsoft Office
2 2 (0.60%) Microsoft Excel
3 1 (0.30%) Chatbot
Business Applications
1 8 (2.41%) Remedy ITSM
2 4 (1.20%) Oracle Applications
2 4 (1.20%) Oracle EBS
3 3 (0.90%) Distributed Ledger
4 2 (0.60%) Temenos T24
5 1 (0.30%) Bloomberg TOMS
5 1 (0.30%) Eikon
5 1 (0.30%) ION MarketView
5 1 (0.30%) Oracle BRM
5 1 (0.30%) Oracle EBS R12
5 1 (0.30%) Payment Gateway
5 1 (0.30%) SAP BRIM
5 1 (0.30%) SAP FI
5 1 (0.30%) SAP FI-CA
5 1 (0.30%) SAP FS
5 1 (0.30%) SAP IS-U
5 1 (0.30%) SAP S/4HANA
5 1 (0.30%) Veritas eDiscovery
Cloud Services
1 115 (34.64%) Azure
2 97 (29.22%) AWS
3 38 (11.45%) GCP
4 34 (10.24%) Azure DevOps
4 34 (10.24%) Entra ID
5 31 (9.34%) GitHub
6 25 (7.53%) Microsoft 365
7 17 (5.12%) GitHub Actions
8 16 (4.82%) AWS CloudFormation
9 15 (4.52%) Serverless
10 14 (4.22%) Azure Monitor
11 13 (3.92%) Amazon EKS
11 13 (3.92%) Azure AKS
12 12 (3.61%) Amazon CloudWatch
13 11 (3.31%) Azure Data Factory
14 10 (3.01%) Amazon S3
14 10 (3.01%) OpenShift
15 9 (2.71%) Power Platform
16 8 (2.41%) AWS Lambda
16 8 (2.41%) Virtual Private Cloud
Communications & Networking
1 37 (11.14%) DNS
2 34 (10.24%) Firewall
3 24 (7.23%) Network Security
4 23 (6.93%) VPN
5 20 (6.02%) DHCP
6 18 (5.42%) TCP/IP
7 13 (3.92%) WAN
8 12 (3.61%) SSL
9 9 (2.71%) HTTP
9 9 (2.71%) LAN
10 8 (2.41%) BGP
10 8 (2.41%) NAS
10 8 (2.41%) SAN
11 7 (2.11%) 4G
11 7 (2.11%) 5G
11 7 (2.11%) Internet
11 7 (2.11%) LTE
11 7 (2.11%) Multicast
11 7 (2.11%) OSPF
11 7 (2.11%) Wireless
Database & Business Intelligence
1 35 (10.54%) SQL Server
2 20 (6.02%) PostgreSQL
3 14 (4.22%) Data Lake
4 12 (3.61%) Azure SQL Database
4 12 (3.61%) Delta Lake
5 9 (2.71%) MongoDB
5 9 (2.71%) Oracle Database
5 9 (2.71%) SQL Server Integration Services
6 8 (2.41%) SQL Server Analysis Services
6 8 (2.41%) SQL Server Reporting Services
7 7 (2.11%) Amazon RDS
7 7 (2.11%) NoSQL
7 7 (2.11%) Power BI
8 5 (1.51%) Big Data
8 5 (1.51%) Metadata
8 5 (1.51%) MySQL
9 4 (1.20%) Amazon Aurora
9 4 (1.20%) Relational Database
10 3 (0.90%) Elasticsearch
10 3 (0.90%) Hadoop
Development Applications
1 28 (8.43%) Git
2 27 (8.13%) Jenkins
3 17 (5.12%) JIRA
4 16 (4.82%) GitLab
5 5 (1.51%) JUnit
6 4 (1.20%) Maven
7 2 (0.60%) Artifactory
7 2 (0.60%) Cucumber
7 2 (0.60%) Gradle
7 2 (0.60%) IBM UrbanCode
7 2 (0.60%) SonarQube
7 2 (0.60%) Team Foundation Server
8 1 (0.30%) ER Studio
8 1 (0.30%) Flyway
8 1 (0.30%) IntelliJ
8 1 (0.30%) Liquibase
8 1 (0.30%) MLflow
8 1 (0.30%) Mockito
8 1 (0.30%) Sonatype Nexus
8 1 (0.30%) Subversion
General
1 91 (27.41%) Finance
2 79 (23.80%) Social Skills
3 45 (13.55%) Banking
4 27 (8.13%) Analytical Skills
5 25 (7.53%) Public Sector
6 17 (5.12%) Telecoms
7 12 (3.61%) Front Office
8 10 (3.01%) Documentation Skills
9 9 (2.71%) Investment Banking
10 6 (1.81%) Financial Institution
10 6 (1.81%) Inclusion and Diversity
10 6 (1.81%) Retail
11 4 (1.20%) Billing
11 4 (1.20%) Legal
12 3 (0.90%) Corporate Banking
12 3 (0.90%) Influencing Skills
12 3 (0.90%) Manufacturing
12 3 (0.90%) Presentation Skills
12 3 (0.90%) Publishing
13 2 (0.60%) Organisational Skills
Job Titles
1 47 (14.16%) Senior
2 45 (13.55%) Architect
3 39 (11.75%) DevOps Engineer
4 34 (10.24%) Developer
5 28 (8.43%) DBA
6 18 (5.42%) Platform Engineer
7 17 (5.12%) AWS Engineer
8 16 (4.82%) Azure Engineer
8 16 (4.82%) Infrastructure Engineer
8 16 (4.82%) SQL DBA
9 14 (4.22%) Lead
10 12 (3.61%) AWS DevOps
10 12 (3.61%) AWS DevOps Engineer
10 12 (3.61%) Data Engineer
10 12 (3.61%) Support Engineer
11 10 (3.01%) Administrator
11 10 (3.01%) Technical Architect
12 9 (2.71%) Solutions Architect
13 8 (2.41%) Java Developer
13 8 (2.41%) Java Engineer
Libraries, Frameworks & Software Standards
1 24 (7.23%) Kafka
2 22 (6.63%) REST
3 19 (5.72%) Spring
4 15 (4.52%) Spring Boot
5 14 (4.22%) .NET
6 10 (3.01%) Elastic Stack
6 10 (3.01%) OAuth
7 9 (2.71%) LDAP
7 9 (2.71%) Middleware
8 8 (2.41%) Node.js
8 8 (2.41%) OAuth2
9 7 (2.11%) AngularJS
9 7 (2.11%) OpenID
9 7 (2.11%) RESTful
10 6 (1.81%) ARM Templates
10 6 (1.81%) RabbitMQ
10 6 (1.81%) SAML
11 5 (1.51%) OpenTelemetry
11 5 (1.51%) PySpark
11 5 (1.51%) XML
Miscellaneous
1 61 (18.37%) Cloud Native
2 25 (7.53%) Distributed Systems
3 24 (7.23%) Clustering
4 21 (6.33%) Replication
5 20 (6.02%) Onboarding
6 19 (5.72%) Data Centre
7 15 (4.52%) Hybrid Cloud
8 13 (3.92%) Data Protection Act
9 12 (3.61%) Video Conferencing
10 10 (3.01%) Legacy Systems
10 10 (3.01%) PKI
10 10 (3.01%) Virtual Team
11 8 (2.41%) Enterprise Software
12 6 (1.81%) Fixed Income
12 6 (1.81%) SWIFT Messaging Network
13 5 (1.51%) Foreign Exchange (FX)
13 5 (1.51%) Product Ownership
14 4 (1.20%) Mainframe
14 4 (1.20%) Management Information System
14 4 (1.20%) Public Cloud
Operating Systems
1 58 (17.47%) Windows
2 56 (16.87%) Linux
3 20 (6.02%) Windows Server
4 11 (3.31%) Red Hat Enterprise Linux
4 11 (3.31%) Unix
5 8 (2.41%) VMS
6 7 (2.11%) Mac OS
7 5 (1.51%) Ubuntu
8 4 (1.20%) SUSE
9 2 (0.60%) Amazon Linux
10 1 (0.30%) Android
10 1 (0.30%) Data ONTAP
10 1 (0.30%) Debian
10 1 (0.30%) Oracle Linux
10 1 (0.30%) Rocky
10 1 (0.30%) Solaris
10 1 (0.30%) Windows 10
10 1 (0.30%) Windows Server 2016
10 1 (0.30%) Windows Server 2019
10 1 (0.30%) zOS
Processes & Methodologies
1 131 (39.46%) CI/CD
2 120 (36.14%) DevOps
3 98 (29.52%) Infrastructure as Code
4 85 (25.60%) Disaster Recovery
5 57 (17.17%) Migration
6 54 (16.27%) Continuous Improvement
7 50 (15.06%) Problem-Solving
8 48 (14.46%) Observability
9 46 (13.86%) Agile
9 46 (13.86%) Containerisation
10 45 (13.55%) Performance Tuning
11 40 (12.05%) Root Cause Analysis
12 38 (11.45%) Microservices
13 36 (10.84%) Platform Engineering
13 36 (10.84%) Stakeholder Management
14 32 (9.64%) Technical Leadership
15 31 (9.34%) Test Automation
16 30 (9.04%) Analytics
17 29 (8.73%) Incident Management
18 28 (8.43%) Infrastructure Engineering
Programming Languages
1 77 (23.19%) Python
2 62 (18.67%) SQL
3 56 (16.87%) PowerShell
4 47 (14.16%) Java
5 25 (7.53%) Bash
6 16 (4.82%) Bicep
7 11 (3.31%) TypeScript
8 9 (2.71%) C#
9 8 (2.41%) C++
9 8 (2.41%) Go
9 8 (2.41%) Scala
10 6 (1.81%) Kotlin
10 6 (1.81%) Shell Script
11 5 (1.51%) C
11 5 (1.51%) Groovy
12 4 (1.20%) Perl
12 4 (1.20%) Rust
13 3 (0.90%) JavaScript
13 3 (0.90%) Ruby
13 3 (0.90%) T-SQL
Qualifications
1 94 (28.31%) Security Cleared
2 83 (25.00%) SC Cleared
3 30 (9.04%) Azure Certification
4 20 (6.02%) Degree
5 15 (4.52%) Cisco Certification
6 14 (4.22%) CCNP
7 13 (3.92%) AWS Certification
8 10 (3.01%) Microsoft Certification
9 8 (2.41%) Computer Science Degree
9 8 (2.41%) DV Cleared
10 6 (1.81%) AWS Certified Solutions Architect
10 6 (1.81%) CCNA
11 5 (1.51%) TOGAF Certification
12 4 (1.20%) BPSS Clearance
12 4 (1.20%) CompTIA Security+
12 4 (1.20%) MCITP
12 4 (1.20%) MCTS
13 3 (0.90%) CISSP
14 2 (0.60%) CISM
14 2 (0.60%) MCSE
Quality Assurance & Compliance
1 16 (4.82%) Data Quality
1 16 (4.82%) QA
2 9 (2.71%) GDPR
3 7 (2.11%) SLA
4 6 (1.81%) GRC
4 6 (1.81%) SEPA
5 5 (1.51%) ISO 20022
5 5 (1.51%) ISO/IEC 27001
5 5 (1.51%) NIST
6 3 (0.90%) DICOM
6 3 (0.90%) HL7
6 3 (0.90%) NCSC
6 3 (0.90%) PCI DSS
7 2 (0.60%) Accessibility
7 2 (0.60%) Government Security Classifications
7 2 (0.60%) PSD2
System Software
1 58 (17.47%) Active Directory
2 42 (12.65%) Docker
3 31 (9.34%) VMware Infrastructure
4 14 (4.22%) vSphere
5 10 (3.01%) Hyper-V
5 10 (3.01%) Virtual Machines
5 10 (3.01%) VMware ESXi
6 6 (1.81%) Firmware
7 4 (1.20%) VMware NSX
8 2 (0.60%) HDFS
8 2 (0.60%) KVM
8 2 (0.60%) NFS
8 2 (0.60%) Oracle RAC
8 2 (0.60%) UAG
8 2 (0.60%) Virtual Servers
9 1 (0.30%) Ceph
9 1 (0.30%) RACF
9 1 (0.30%) Samba
9 1 (0.30%) Virtual Desktop
Systems Management
1 96 (28.92%) Terraform
2 75 (22.59%) Kubernetes
3 28 (8.43%) Ansible
4 25 (7.53%) Prometheus
5 23 (6.93%) Grafana
6 13 (3.92%) Microsoft Intune
7 11 (3.31%) Microsoft Clustering
8 10 (3.01%) vCenter Server
9 7 (2.11%) ITRS Geneos
9 7 (2.11%) Puppet
10 6 (1.81%) Active Directory Federation Services
10 6 (1.81%) Argo
11 5 (1.51%) Cisco CUCM
11 5 (1.51%) Failover Clustering
11 5 (1.51%) SCCM
12 4 (1.20%) CA Single Sign-On
12 4 (1.20%) FortiGate
12 4 (1.20%) PingFederate
12 4 (1.20%) SCOM
12 4 (1.20%) VxRail
Vendors
1 71 (21.39%) Microsoft
2 38 (11.45%) VMware
3 29 (8.73%) Oracle
4 19 (5.72%) Splunk
5 16 (4.82%) Cisco
5 16 (4.82%) ServiceNow
6 15 (4.52%) Databricks
7 9 (2.71%) Ericsson
7 9 (2.71%) IBM
7 9 (2.71%) Nokia
7 9 (2.71%) Remedy
8 7 (2.11%) Apple
8 7 (2.11%) F5
9 6 (1.81%) BMC
9 6 (1.81%) Red Hat
10 5 (1.51%) Dell
10 5 (1.51%) Infoblox
10 5 (1.51%) Red Box
10 5 (1.51%) Solace
10 5 (1.51%) SolarWinds