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

6 months to
24 Jun 2026
Same period 2025 Same period 2024
Rank 156 131 266
Rank change year-on-year -25 +135 -44
Contract jobs citing High Availability 332 268 139
As % of all contract jobs in London 1.74% 2.13% 0.79%
As % of the Processes & Methodologies category 1.95% 2.30% 0.90%
Number of daily rates quoted 234 191 100
10th Percentile £350 £406 £300
25th Percentile £425 £463 £421
Median daily rate (50th Percentile) £525 £575 £550
Median % change year-on-year -8.74% +4.55% -8.33%
75th Percentile £630 £700 £661
90th Percentile £744 £760 £750
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 £55.50 £70.00 £58.30
% change year-on-year -20.71% +20.07% -12.99%

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 17,007 11,628 15,522
As % of all contract IT jobs advertised in London 88.90% 92.40% 88.35%
Number of daily rates quoted 11,350 7,788 11,072
10th Percentile £360 £338 £343
25th Percentile £438 £425 £450
Median daily rate (50th Percentile) £530 £550 £550
Median % change year-on-year -3.64% - -6.38%
75th Percentile £650 £675 £675
90th Percentile £763 £800 £800
England median daily rate £520 £515 £525
% change year-on-year +0.97% -1.90% -4.55%
Number of hourly rates quoted 261 214 309
10th Percentile £18.00 £16.50 £15.50
25th Percentile £25.25 £24.66 £20.00
Median hourly rate £37.50 £33.45 £28.50
Median % change year-on-year +12.12% +17.35% -28.75%
75th Percentile £60.25 £49.94 £48.75
90th Percentile £81.25 £63.75 £68.15
England median hourly rate £47.00 £26.50 £38.00
% change year-on-year +77.36% -30.26% +8.14%

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 24 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 24 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 24 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 37 £563 -13.46% 12
South London -13 9 £300 -52.00%
East London -3 2 £511 +73.96% 2
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 24 (7.23%) Microsoft Exchange
2 13 (3.92%) SharePoint
3 8 (2.41%) Confluence
4 4 (1.20%) OpenStack
5 3 (0.90%) Oracle Workflow
6 2 (0.60%) Apache Spark
6 2 (0.60%) Drupal
6 2 (0.60%) SharePoint Server
6 2 (0.60%) WordPress
7 1 (0.30%) Apache Airflow
7 1 (0.30%) Camunda
7 1 (0.30%) CICS
7 1 (0.30%) HCL Domino
7 1 (0.30%) HCL Notes
7 1 (0.30%) MTS
7 1 (0.30%) WebSphere
Applications
1 11 (3.31%) Microsoft Office
2 2 (0.60%) Microsoft Excel
Business Applications
1 8 (2.41%) Veritas eDiscovery
2 4 (1.20%) Oracle Applications
2 4 (1.20%) Oracle EBS
3 3 (0.90%) Distributed Ledger
3 3 (0.90%) Payment Gateway
4 2 (0.60%) BASE24
4 2 (0.60%) DELMIA
4 2 (0.60%) Remedy ITSM
5 1 (0.30%) ION MarketView
5 1 (0.30%) Oracle EBS R12
5 1 (0.30%) SAP S/4HANA
Cloud Services
1 125 (37.65%) Azure
2 114 (34.34%) AWS
3 41 (12.35%) Entra ID
4 39 (11.75%) GCP
5 33 (9.94%) Azure DevOps
6 30 (9.04%) GitHub
7 28 (8.43%) AWS CloudFormation
7 28 (8.43%) Microsoft 365
8 19 (5.72%) Serverless
9 17 (5.12%) Azure Data Factory
10 16 (4.82%) Amazon S3
10 16 (4.82%) Azure Monitor
10 16 (4.82%) GitHub Actions
11 14 (4.22%) Amazon EKS
12 12 (3.61%) Amazon CloudWatch
13 11 (3.31%) AWS Lambda
13 11 (3.31%) Azure Synapse Analytics
14 10 (3.01%) Azure AKS
14 10 (3.01%) Virtual Private Cloud
15 7 (2.11%) Amazon ECS
Communications & Networking
1 44 (13.25%) DNS
2 33 (9.94%) Firewall
3 28 (8.43%) DHCP
3 28 (8.43%) Network Security
4 19 (5.72%) VPN
5 16 (4.82%) WAN
6 15 (4.52%) TCP/IP
7 13 (3.92%) Kerberos
8 9 (2.71%) HTTP
8 9 (2.71%) LAN
8 9 (2.71%) SSL
9 8 (2.41%) BGP
10 7 (2.11%) NAS
10 7 (2.11%) OSPF
10 7 (2.11%) SAN
10 7 (2.11%) VLAN
11 6 (1.81%) Internet
11 6 (1.81%) Unified Communications
12 5 (1.51%) HTTPS
12 5 (1.51%) VoIP
Database & Business Intelligence
1 30 (9.04%) SQL Server
2 25 (7.53%) PostgreSQL
3 18 (5.42%) Data Lake
4 17 (5.12%) Azure SQL Database
4 17 (5.12%) Delta Lake
5 14 (4.22%) Oracle Database
6 9 (2.71%) Amazon RDS
7 8 (2.41%) MongoDB
8 7 (2.11%) NoSQL
9 6 (1.81%) Metadata
9 6 (1.81%) Relational Database
9 6 (1.81%) SQL Server Integration Services
10 5 (1.51%) MySQL
11 4 (1.20%) Power BI
12 3 (0.90%) Big Data
12 3 (0.90%) KDB
12 3 (0.90%) Oracle Reports
12 3 (0.90%) SQL Server Analysis Services
13 2 (0.60%) Elasticsearch
13 2 (0.60%) Oracle Exadata
Development Applications
1 32 (9.64%) Git
2 19 (5.72%) Jenkins
3 13 (3.92%) JIRA
4 12 (3.61%) GitLab
5 5 (1.51%) JUnit
6 2 (0.60%) Artifactory
6 2 (0.60%) Cucumber
6 2 (0.60%) IBM UrbanCode
6 2 (0.60%) SQL Server Management Studio (SSMS)
6 2 (0.60%) Team Foundation Server
7 1 (0.30%) ER Studio
7 1 (0.30%) Gradle
7 1 (0.30%) IntelliJ
7 1 (0.30%) Maven
7 1 (0.30%) MLflow
7 1 (0.30%) Mockito
7 1 (0.30%) Sonatype Nexus
General
1 84 (25.30%) Social Skills
2 83 (25.00%) Finance
3 41 (12.35%) Banking
4 25 (7.53%) Public Sector
5 22 (6.63%) Analytical Skills
6 14 (4.22%) Documentation Skills
6 14 (4.22%) Telecoms
7 8 (2.41%) Front Office
8 7 (2.11%) Financial Institution
8 7 (2.11%) Investment Banking
9 6 (1.81%) Inclusion and Diversity
10 5 (1.51%) Manufacturing
10 5 (1.51%) Presentation Skills
10 5 (1.51%) Retail
11 4 (1.20%) Law
11 4 (1.20%) Legal
12 3 (0.90%) Corporate Banking
12 3 (0.90%) Games
12 3 (0.90%) Influencing Skills
12 3 (0.90%) Publishing
Job Titles
1 46 (13.86%) Architect
2 39 (11.75%) Senior
3 34 (10.24%) Developer
4 32 (9.64%) DevOps Engineer
5 24 (7.23%) DBA
6 21 (6.33%) Lead
7 18 (5.42%) AWS Engineer
8 16 (4.82%) Data Engineer
9 14 (4.22%) Platform Engineer
10 13 (3.92%) Administrator
11 12 (3.61%) AWS DevOps
11 12 (3.61%) AWS DevOps Engineer
11 12 (3.61%) Azure Engineer
12 11 (3.31%) Cloud Engineer
12 11 (3.31%) Microsoft 365 Engineer
13 10 (3.01%) Infrastructure Engineer
13 10 (3.01%) Java Engineer
13 10 (3.01%) Oracle DBA
13 10 (3.01%) SQL DBA
14 9 (2.71%) Solutions Architect
Libraries, Frameworks & Software Standards
1 25 (7.53%) Kafka
2 23 (6.93%) OAuth
3 22 (6.63%) LDAP
3 22 (6.63%) REST
4 20 (6.02%) Spring
5 19 (5.72%) SAML
6 18 (5.42%) Spring Boot
7 13 (3.92%) .NET
8 10 (3.01%) PySpark
8 10 (3.01%) RESTful
9 8 (2.41%) AngularJS
9 8 (2.41%) Node.js
9 8 (2.41%) OAuth2
10 7 (2.11%) OpenID
11 6 (1.81%) RabbitMQ
12 5 (1.51%) ARM Templates
12 5 (1.51%) AWS CDK
12 5 (1.51%) Middleware
12 5 (1.51%) XML
13 4 (1.20%) OpenTelemetry
Miscellaneous
1 65 (19.58%) Cloud Native
2 28 (8.43%) Replication
3 22 (6.63%) Distributed Systems
4 17 (5.12%) Data Centre
5 16 (4.82%) Onboarding
6 13 (3.92%) Clustering
7 11 (3.31%) BYOD
8 10 (3.01%) Data Protection Act
8 10 (3.01%) Hybrid Cloud
8 10 (3.01%) Video Conferencing
9 9 (2.71%) Virtual Team
10 8 (2.41%) Enterprise Software
10 8 (2.41%) Legacy Systems
10 8 (2.41%) PKI
11 5 (1.51%) Operational Technology
11 5 (1.51%) SCADA
12 4 (1.20%) Algorithms
12 4 (1.20%) Low-Code
12 4 (1.20%) Product Ownership
12 4 (1.20%) SWIFT Messaging Network
Operating Systems
1 50 (15.06%) Windows
2 44 (13.25%) Linux
3 27 (8.13%) Windows Server
4 9 (2.71%) Red Hat Enterprise Linux
4 9 (2.71%) Unix
5 7 (2.11%) VMS
6 5 (1.51%) Mac OS
7 4 (1.20%) SUSE
7 4 (1.20%) Ubuntu
8 2 (0.60%) Solaris
9 1 (0.30%) Amazon Linux
9 1 (0.30%) Data ONTAP
9 1 (0.30%) Debian
9 1 (0.30%) Oracle Linux
9 1 (0.30%) Rocky
9 1 (0.30%) zOS
Processes & Methodologies
1 125 (37.65%) CI/CD
2 118 (35.54%) DevOps
3 99 (29.82%) Infrastructure as Code
4 92 (27.71%) Disaster Recovery
5 58 (17.47%) Problem-Solving
6 50 (15.06%) Migration
7 45 (13.55%) Containerisation
8 44 (13.25%) Agile
9 43 (12.95%) Performance Tuning
10 41 (12.35%) Continuous Improvement
11 39 (11.75%) Microservices
11 39 (11.75%) Root Cause Analysis
12 38 (11.45%) Observability
13 32 (9.64%) Analytics
13 32 (9.64%) Platform Engineering
14 31 (9.34%) Roadmaps
15 30 (9.04%) Technical Leadership
16 28 (8.43%) Stakeholder Management
17 27 (8.13%) RBAC
17 27 (8.13%) Test Automation
Programming Languages
1 75 (22.59%) Python
2 65 (19.58%) SQL
3 63 (18.98%) PowerShell
4 43 (12.95%) Java
5 24 (7.23%) Bash
6 13 (3.92%) Scala
7 11 (3.31%) Bicep
7 11 (3.31%) C#
8 10 (3.01%) TypeScript
9 6 (1.81%) C++
9 6 (1.81%) Go
9 6 (1.81%) JavaScript
10 5 (1.51%) C
10 5 (1.51%) Kotlin
10 5 (1.51%) PL/SQL
11 4 (1.20%) Groovy
11 4 (1.20%) Shell Script
12 3 (0.90%) Perl
12 3 (0.90%) Ruby
12 3 (0.90%) T-SQL
Qualifications
1 85 (25.60%) Security Cleared
2 73 (21.99%) SC Cleared
3 29 (8.73%) Azure Certification
4 26 (7.83%) Degree
5 18 (5.42%) Microsoft Certification
6 16 (4.82%) Cisco Certification
7 15 (4.52%) AWS Certification
8 13 (3.92%) CCNP
9 9 (2.71%) Computer Science Degree
9 9 (2.71%) MCSE
10 8 (2.41%) MCSA
11 7 (2.11%) CCNA
11 7 (2.11%) DV Cleared
12 5 (1.51%) AWS Certified Solutions Architect
12 5 (1.51%) BPSS Clearance
12 5 (1.51%) TOGAF Certification
13 4 (1.20%) CompTIA Security+
13 4 (1.20%) MCITP
13 4 (1.20%) MCTS
14 3 (0.90%) CISSP
Quality Assurance & Compliance
1 24 (7.23%) GDPR
2 19 (5.72%) Data Quality
3 13 (3.92%) QA
3 13 (3.92%) Sarbanes-Oxley
4 10 (3.01%) SLA
5 6 (1.81%) GRC
6 5 (1.51%) PCI DSS
7 4 (1.20%) ISO 20022
7 4 (1.20%) NIST
7 4 (1.20%) SEPA
8 3 (0.90%) DICOM
8 3 (0.90%) HL7
8 3 (0.90%) ISO/IEC 27001
8 3 (0.90%) NCSC
9 2 (0.60%) Accessibility
9 2 (0.60%) Government Security Classifications
9 2 (0.60%) ISO 8583
10 1 (0.30%) HIPAA
10 1 (0.30%) ISO 22301
10 1 (0.30%) NIST 800
System Software
1 61 (18.37%) Active Directory
2 37 (11.14%) Docker
3 15 (4.52%) VMware Infrastructure
4 8 (2.41%) Virtual Machines
5 7 (2.11%) Hyper-V
6 6 (1.81%) vSphere
7 5 (1.51%) Firmware
7 5 (1.51%) VMware ESXi
8 3 (0.90%) Virtual Desktop
9 2 (0.60%) Oracle RAC
10 1 (0.30%) HDFS
10 1 (0.30%) NFS
10 1 (0.30%) RACF
10 1 (0.30%) VMware NSX
Systems Management
1 91 (27.41%) Terraform
2 64 (19.28%) Kubernetes
3 28 (8.43%) Ansible
4 26 (7.83%) Active Directory Federation Services
5 17 (5.12%) Grafana
5 17 (5.12%) Prometheus
5 17 (5.12%) Single Sign-On
6 15 (4.52%) Microsoft Intune
7 7 (2.11%) vCenter Server
8 5 (1.51%) Argo
8 5 (1.51%) Cisco CUCM
8 5 (1.51%) Microsoft Clustering
9 4 (1.20%) CA Single Sign-On
9 4 (1.20%) Failover Clustering
9 4 (1.20%) PingFederate
9 4 (1.20%) Puppet
9 4 (1.20%) VxRail
10 3 (0.90%) FortiGate
10 3 (0.90%) ITRS Geneos
10 3 (0.90%) Kustomize
Vendors
1 78 (23.49%) Microsoft
2 34 (10.24%) Oracle
3 23 (6.93%) Databricks
4 19 (5.72%) VMware
5 14 (4.22%) Cisco
5 14 (4.22%) Splunk
6 13 (3.92%) Okta
6 13 (3.92%) ServiceNow
7 8 (2.41%) Ericsson
7 8 (2.41%) Nokia
8 6 (1.81%) F5
8 6 (1.81%) Palo Alto
9 5 (1.51%) Apple
9 5 (1.51%) Infoblox
9 5 (1.51%) Red Box
9 5 (1.51%) Red Hat
9 5 (1.51%) SAP
10 4 (1.20%) Dell
10 4 (1.20%) Huawei
10 4 (1.20%) IBM