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

6 months to
4 Jul 2026
Same period 2025 Same period 2024
Rank 160 138 251
Rank change year-on-year -22 +113 -16
Contract jobs citing High Availability 333 276 149
As % of all contract jobs in London 1.72% 2.09% 0.85%
As % of the Processes & Methodologies category 1.94% 2.26% 0.96%
Number of daily rates quoted 237 194 108
10th Percentile £350 £409 £262
25th Percentile £425 £466 £384
Median daily rate (50th Percentile) £520 £575 £550
Median % change year-on-year -9.57% +4.55% -8.33%
75th Percentile £638 £700 £652
90th Percentile £743 £775 £726
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 5 4 3
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% -68.27%
75th Percentile £97.50 £26.84 -
90th Percentile - £27.54 -
England median hourly rate £55.50 £48.50 £58.30
% change year-on-year +14.43% -16.81% -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 17,207 12,190 15,592
As % of all contract IT jobs advertised in London 88.94% 92.22% 88.49%
Number of daily rates quoted 11,434 8,142 11,106
10th Percentile £360 £331 £340
25th Percentile £438 £425 £445
Median daily rate (50th Percentile) £538 £550 £550
Median % change year-on-year -2.27% - -5.98%
75th Percentile £650 £675 £675
90th Percentile £763 £800 £800
England median daily rate £523 £515 £525
% change year-on-year +1.46% -1.90% -4.55%
Number of hourly rates quoted 265 227 296
10th Percentile £17.60 £16.50 £15.97
25th Percentile £23.16 £24.66 £20.02
Median hourly rate £37.00 £32.50 £30.00
Median % change year-on-year +13.85% +8.33% -25.47%
75th Percentile £59.00 £50.25 £48.75
90th Percentile £81.25 £63.45 £68.75
England median hourly rate £47.00 £25.15 £38.12
% change year-on-year +86.88% -34.02% +1.65%

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 July 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 July 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 July 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 -22 38 £475 -26.92% 20
South London -12 6 £661 +5.80%
East London -2 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 17 (5.11%) Microsoft Exchange
2 15 (4.50%) SharePoint
3 10 (3.00%) 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%) JBoss
6 2 (0.60%) SharePoint Server
6 2 (0.60%) WordPress
7 1 (0.30%) Apache
7 1 (0.30%) Apache Airflow
7 1 (0.30%) Camunda
7 1 (0.30%) CICS
7 1 (0.30%) CloudStack
7 1 (0.30%) HCL Domino
7 1 (0.30%) HCL Notes
7 1 (0.30%) MTS
7 1 (0.30%) WebSphere
Applications
1 6 (1.80%) Microsoft Office
2 2 (0.60%) Microsoft Excel
Business Applications
1 4 (1.20%) Oracle Applications
1 4 (1.20%) Oracle EBS
2 3 (0.90%) Distributed Ledger
2 3 (0.90%) Payment Gateway
3 2 (0.60%) BASE24
3 2 (0.60%) Remedy ITSM
3 2 (0.60%) Temenos T24
4 1 (0.30%) Bloomberg TOMS
4 1 (0.30%) Eikon
4 1 (0.30%) ION MarketView
4 1 (0.30%) Oracle EBS R12
4 1 (0.30%) SAP S/4HANA
4 1 (0.30%) Veritas eDiscovery
Cloud Services
1 123 (36.94%) Azure
2 107 (32.13%) AWS
3 44 (13.21%) Entra ID
4 40 (12.01%) GCP
5 29 (8.71%) Azure DevOps
6 27 (8.11%) GitHub
7 24 (7.21%) AWS CloudFormation
8 23 (6.91%) Microsoft 365
9 19 (5.71%) Serverless
10 17 (5.11%) Azure Data Factory
11 16 (4.80%) Azure Monitor
12 14 (4.20%) Amazon EKS
13 13 (3.90%) Amazon S3
14 12 (3.60%) Amazon CloudWatch
14 12 (3.60%) GitHub Actions
15 11 (3.30%) AWS Lambda
15 11 (3.30%) Azure Synapse Analytics
16 10 (3.00%) Azure AKS
16 10 (3.00%) Virtual Private Cloud
17 7 (2.10%) IaaS
Communications & Networking
1 45 (13.51%) DNS
2 34 (10.21%) Firewall
3 28 (8.41%) DHCP
4 27 (8.11%) Network Security
5 21 (6.31%) VPN
6 15 (4.50%) TCP/IP
6 15 (4.50%) WAN
7 13 (3.90%) Kerberos
8 10 (3.00%) SSL
9 9 (2.70%) HTTP
10 8 (2.40%) BGP
10 8 (2.40%) NAS
10 8 (2.40%) SAN
11 7 (2.10%) Internet
11 7 (2.10%) LAN
11 7 (2.10%) OSPF
12 6 (1.80%) 5G
12 6 (1.80%) Multicast
13 5 (1.50%) F5 BIG-IP LTM
13 5 (1.50%) WebEx
Database & Business Intelligence
1 31 (9.31%) SQL Server
2 25 (7.51%) PostgreSQL
3 18 (5.41%) Data Lake
4 17 (5.11%) Delta Lake
5 15 (4.50%) Azure SQL Database
6 12 (3.60%) Oracle Database
7 8 (2.40%) MongoDB
8 7 (2.10%) NoSQL
9 6 (1.80%) Amazon RDS
9 6 (1.80%) Metadata
9 6 (1.80%) Relational Database
10 5 (1.50%) MySQL
11 4 (1.20%) Power BI
11 4 (1.20%) SQL Server Analysis Services
11 4 (1.20%) SQL Server Integration Services
12 3 (0.90%) Big Data
12 3 (0.90%) KDB
12 3 (0.90%) SQL Server Reporting Services
13 2 (0.60%) NonStop SQL
13 2 (0.60%) Oracle Exadata
Development Applications
1 34 (10.21%) Git
2 22 (6.61%) Jenkins
3 12 (3.60%) GitLab
3 12 (3.60%) JIRA
4 7 (2.10%) JUnit
5 2 (0.60%) Artifactory
5 2 (0.60%) Cucumber
5 2 (0.60%) Gradle
5 2 (0.60%) IBM UrbanCode
5 2 (0.60%) Maven
5 2 (0.60%) SQL Server Management Studio (SSMS)
5 2 (0.60%) Team Foundation Server
6 1 (0.30%) ER Studio
6 1 (0.30%) IntelliJ
6 1 (0.30%) MLflow
6 1 (0.30%) Mockito
6 1 (0.30%) Sonatype Nexus
6 1 (0.30%) Subversion
General
1 92 (27.63%) Finance
2 75 (22.52%) Social Skills
3 44 (13.21%) Banking
4 27 (8.11%) Analytical Skills
5 26 (7.81%) Public Sector
6 15 (4.50%) Telecoms
7 11 (3.30%) Front Office
8 10 (3.00%) Documentation Skills
9 9 (2.70%) Investment Banking
10 7 (2.10%) Financial Institution
11 6 (1.80%) Inclusion and Diversity
11 6 (1.80%) Retail
12 3 (0.90%) Corporate Banking
12 3 (0.90%) Games
12 3 (0.90%) Influencing Skills
12 3 (0.90%) Legal
12 3 (0.90%) Manufacturing
12 3 (0.90%) Presentation Skills
12 3 (0.90%) Publishing
13 2 (0.60%) Law
Job Titles
1 46 (13.81%) Architect
2 42 (12.61%) Senior
3 37 (11.11%) Developer
4 33 (9.91%) DevOps Engineer
5 21 (6.31%) DBA
6 18 (5.41%) AWS Engineer
7 17 (5.11%) Lead
8 16 (4.80%) Data Engineer
9 15 (4.50%) Platform Engineer
10 12 (3.60%) AWS DevOps
10 12 (3.60%) AWS DevOps Engineer
10 12 (3.60%) Azure Engineer
11 11 (3.30%) Java Engineer
12 10 (3.00%) Infrastructure Engineer
12 10 (3.00%) SQL DBA
12 10 (3.00%) Support Engineer
13 9 (2.70%) Java Developer
13 9 (2.70%) Site Reliability Engineer
13 9 (2.70%) Solutions Architect
13 9 (2.70%) Technical Architect
Libraries, Frameworks & Software Standards
1 26 (7.81%) Kafka
2 24 (7.21%) Spring
3 23 (6.91%) OAuth
4 22 (6.61%) LDAP
4 22 (6.61%) REST
5 20 (6.01%) Spring Boot
6 19 (5.71%) SAML
7 14 (4.20%) .NET
8 10 (3.00%) PySpark
8 10 (3.00%) RESTful
9 8 (2.40%) AngularJS
9 8 (2.40%) Elastic Stack
9 8 (2.40%) Middleware
9 8 (2.40%) Node.js
9 8 (2.40%) OAuth2
10 7 (2.10%) OpenID
11 6 (1.80%) RabbitMQ
12 5 (1.50%) ARM Templates
12 5 (1.50%) OpenTelemetry
12 5 (1.50%) XML
Miscellaneous
1 64 (19.22%) Cloud Native
2 29 (8.71%) Replication
3 26 (7.81%) Distributed Systems
4 19 (5.71%) Onboarding
5 17 (5.11%) Data Centre
6 13 (3.90%) Clustering
7 12 (3.60%) Video Conferencing
8 11 (3.30%) Hybrid Cloud
9 10 (3.00%) Data Protection Act
10 9 (2.70%) PKI
10 9 (2.70%) Virtual Team
11 8 (2.40%) Enterprise Software
11 8 (2.40%) Legacy Systems
12 6 (1.80%) SWIFT Messaging Network
13 5 (1.50%) Fixed Income
13 5 (1.50%) SCADA
14 4 (1.20%) EMV
14 4 (1.20%) Foreign Exchange (FX)
14 4 (1.20%) Management Information System
14 4 (1.20%) NHS
Operating Systems
1 55 (16.52%) Windows
2 51 (15.32%) Linux
3 28 (8.41%) Windows Server
4 12 (3.60%) Unix
5 9 (2.70%) Red Hat Enterprise Linux
6 7 (2.10%) Mac OS
6 7 (2.10%) VMS
7 5 (1.50%) Ubuntu
8 4 (1.20%) SUSE
9 2 (0.60%) Solaris
10 1 (0.30%) 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%) zOS
Processes & Methodologies
1 130 (39.04%) CI/CD
2 118 (35.44%) DevOps
3 97 (29.13%) Infrastructure as Code
4 86 (25.83%) Disaster Recovery
5 53 (15.92%) Problem-Solving
6 49 (14.71%) Agile
7 48 (14.41%) Containerisation
7 48 (14.41%) Migration
8 44 (13.21%) Continuous Improvement
8 44 (13.21%) Observability
9 43 (12.91%) Performance Tuning
10 41 (12.31%) Microservices
11 36 (10.81%) Root Cause Analysis
12 34 (10.21%) Platform Engineering
13 32 (9.61%) Analytics
14 31 (9.31%) Technical Leadership
15 29 (8.71%) Test Automation
16 28 (8.41%) Roadmaps
16 28 (8.41%) Stakeholder Management
17 27 (8.11%) RBAC
Programming Languages
1 81 (24.32%) Python
2 61 (18.32%) SQL
3 56 (16.82%) PowerShell
4 51 (15.32%) Java
5 25 (7.51%) Bash
6 13 (3.90%) Scala
7 12 (3.60%) C#
8 11 (3.30%) Bicep
8 11 (3.30%) TypeScript
9 7 (2.10%) C++
9 7 (2.10%) Go
10 6 (1.80%) C
10 6 (1.80%) JavaScript
10 6 (1.80%) Kotlin
11 5 (1.50%) Shell Script
12 4 (1.20%) Groovy
13 3 (0.90%) Perl
13 3 (0.90%) PL/SQL
13 3 (0.90%) Ruby
13 3 (0.90%) T-SQL
Qualifications
1 92 (27.63%) Security Cleared
2 79 (23.72%) SC Cleared
3 26 (7.81%) Azure Certification
4 20 (6.01%) Degree
5 15 (4.50%) Cisco Certification
6 14 (4.20%) AWS Certification
6 14 (4.20%) CCNP
7 9 (2.70%) Computer Science Degree
7 9 (2.70%) Microsoft Certification
8 8 (2.40%) DV Cleared
9 6 (1.80%) AWS Certified Solutions Architect
9 6 (1.80%) BPSS Clearance
10 5 (1.50%) CCNA
10 5 (1.50%) TOGAF Certification
11 4 (1.20%) CompTIA Security+
11 4 (1.20%) MCITP
11 4 (1.20%) MCTS
12 3 (0.90%) CISSP
13 2 (0.60%) CISM
13 2 (0.60%) MCSE
Quality Assurance & Compliance
1 24 (7.21%) GDPR
2 20 (6.01%) Data Quality
3 14 (4.20%) QA
4 13 (3.90%) Sarbanes-Oxley
5 7 (2.10%) SLA
6 6 (1.80%) GRC
7 5 (1.50%) NIST
7 5 (1.50%) PCI DSS
8 4 (1.20%) ISO 20022
8 4 (1.20%) ISO/IEC 27001
8 4 (1.20%) SEPA
9 3 (0.90%) DICOM
9 3 (0.90%) HL7
9 3 (0.90%) NCSC
10 2 (0.60%) Accessibility
10 2 (0.60%) Government Security Classifications
10 2 (0.60%) ISO 8583
11 1 (0.30%) HIPAA
11 1 (0.30%) ISO 22301
11 1 (0.30%) NIST 800
System Software
1 58 (17.42%) Active Directory
2 39 (11.71%) Docker
3 17 (5.11%) VMware Infrastructure
4 8 (2.40%) Virtual Machines
4 8 (2.40%) vSphere
5 7 (2.10%) Hyper-V
5 7 (2.10%) VMware ESXi
6 5 (1.50%) Firmware
7 3 (0.90%) VMware NSX
8 2 (0.60%) NFS
8 2 (0.60%) Oracle RAC
9 1 (0.30%) HDFS
9 1 (0.30%) RACF
9 1 (0.30%) Samba
9 1 (0.30%) UAG
9 1 (0.30%) Virtual Desktop
Systems Management
1 95 (28.53%) Terraform
2 72 (21.62%) Kubernetes
3 29 (8.71%) Ansible
4 22 (6.61%) Prometheus
5 21 (6.31%) Grafana
6 19 (5.71%) Active Directory Federation Services
7 17 (5.11%) Single Sign-On
8 10 (3.00%) Microsoft Intune
9 9 (2.70%) vCenter Server
10 6 (1.80%) ITRS Geneos
11 5 (1.50%) Argo
11 5 (1.50%) Cisco CUCM
11 5 (1.50%) Microsoft Clustering
11 5 (1.50%) Puppet
12 4 (1.20%) CA Single Sign-On
12 4 (1.20%) Failover Clustering
12 4 (1.20%) PingFederate
12 4 (1.20%) VxRail
13 3 (0.90%) FortiGate
13 3 (0.90%) Kustomize
Vendors
1 76 (22.82%) Microsoft
2 32 (9.61%) Oracle
3 23 (6.91%) Databricks
4 22 (6.61%) VMware
5 18 (5.41%) Splunk
6 15 (4.50%) Cisco
7 14 (4.20%) ServiceNow
8 13 (3.90%) Okta
9 9 (2.70%) Ericsson
9 9 (2.70%) Nokia
10 7 (2.10%) Apple
10 7 (2.10%) IBM
11 6 (1.80%) F5
11 6 (1.80%) Solace
12 5 (1.50%) Dell
12 5 (1.50%) Infoblox
12 5 (1.50%) Red Box
12 5 (1.50%) Red Hat
12 5 (1.50%) SAP
13 4 (1.20%) Huawei