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

6 months to
2 Jul 2026
Same period 2025 Same period 2024
Rank 156 131 250
Rank change year-on-year -25 +119 -23
Contract jobs citing High Availability 339 273 148
As % of all contract jobs in London 1.76% 2.10% 0.84%
As % of the Processes & Methodologies category 1.98% 2.28% 0.95%
Number of daily rates quoted 241 192 108
10th Percentile £350 £408 £262
25th Percentile £425 £463 £384
Median daily rate (50th Percentile) £520 £575 £550
Median % change year-on-year -9.57% +4.55% -8.33%
75th Percentile £638 £700 £660
90th Percentile £738 £765 £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 £55.25 £48.50 £58.30
% change year-on-year +13.92% -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 17,155 11,979 15,595
As % of all contract IT jobs advertised in London 88.89% 92.25% 88.54%
Number of daily rates quoted 11,402 8,003 11,123
10th Percentile £358 £335 £343
25th Percentile £438 £425 £448
Median daily rate (50th Percentile) £537 £550 £550
Median % change year-on-year -2.36% - -6.38%
75th Percentile £650 £675 £680
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 267 225 302
10th Percentile £17.60 £16.50 £15.95
25th Percentile £23.33 £24.66 £20.02
Median hourly rate £37.50 £32.89 £30.00
Median % change year-on-year +14.02% +9.63% -26.90%
75th Percentile £59.00 £50.50 £48.75
90th Percentile £81.25 £63.55 £68.68
England median hourly rate £46.62 £25.15 £38.12
% change year-on-year +85.35% -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 2 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 2 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 2 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 -17 40 £515 -20.77% 20
South London -11 7 £600 -4.00%
East London -4 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 20 (5.90%) Microsoft Exchange
2 15 (4.42%) SharePoint
3 10 (2.95%) Confluence
4 4 (1.18%) OpenStack
5 3 (0.88%) Oracle Workflow
6 2 (0.59%) Apache Spark
6 2 (0.59%) Drupal
6 2 (0.59%) JBoss
6 2 (0.59%) SharePoint Server
6 2 (0.59%) WordPress
7 1 (0.29%) Apache
7 1 (0.29%) Apache Airflow
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%) WebSphere
Applications
1 8 (2.36%) Microsoft Office
2 2 (0.59%) Microsoft Excel
Business Applications
1 4 (1.18%) Oracle Applications
1 4 (1.18%) Oracle EBS
2 3 (0.88%) Distributed Ledger
2 3 (0.88%) Payment Gateway
2 3 (0.88%) Veritas eDiscovery
3 2 (0.59%) BASE24
3 2 (0.59%) Remedy ITSM
3 2 (0.59%) Temenos T24
4 1 (0.29%) Bloomberg TOMS
4 1 (0.29%) DELMIA
4 1 (0.29%) Eikon
4 1 (0.29%) ION MarketView
4 1 (0.29%) Oracle EBS R12
4 1 (0.29%) SAP S/4HANA
Cloud Services
1 124 (36.58%) Azure
2 110 (32.45%) AWS
3 44 (12.98%) Entra ID
4 39 (11.50%) GCP
5 31 (9.14%) Azure DevOps
6 29 (8.55%) GitHub
7 26 (7.67%) AWS CloudFormation
8 25 (7.37%) Microsoft 365
9 19 (5.60%) Serverless
10 17 (5.01%) Azure Data Factory
11 16 (4.72%) Azure Monitor
12 14 (4.13%) Amazon EKS
12 14 (4.13%) Amazon S3
12 14 (4.13%) GitHub Actions
13 12 (3.54%) Amazon CloudWatch
14 11 (3.24%) AWS Lambda
14 11 (3.24%) Azure Synapse Analytics
15 10 (2.95%) Azure AKS
15 10 (2.95%) Virtual Private Cloud
16 7 (2.06%) IaaS
Communications & Networking
1 44 (12.98%) DNS
2 35 (10.32%) Firewall
3 28 (8.26%) DHCP
3 28 (8.26%) Network Security
4 21 (6.19%) VPN
5 16 (4.72%) WAN
6 15 (4.42%) TCP/IP
7 13 (3.83%) Kerberos
8 10 (2.95%) SSL
9 9 (2.65%) HTTP
10 8 (2.36%) BGP
10 8 (2.36%) LAN
10 8 (2.36%) NAS
10 8 (2.36%) SAN
11 7 (2.06%) Internet
11 7 (2.06%) OSPF
12 6 (1.77%) 5G
12 6 (1.77%) Multicast
12 6 (1.77%) VLAN
13 5 (1.47%) F5 BIG-IP LTM
Database & Business Intelligence
1 31 (9.14%) SQL Server
2 25 (7.37%) PostgreSQL
3 18 (5.31%) Data Lake
4 17 (5.01%) Delta Lake
5 16 (4.72%) Azure SQL Database
6 14 (4.13%) Oracle Database
7 8 (2.36%) MongoDB
8 7 (2.06%) Amazon RDS
8 7 (2.06%) NoSQL
9 6 (1.77%) Metadata
9 6 (1.77%) Relational Database
10 5 (1.47%) MySQL
10 5 (1.47%) SQL Server Integration Services
11 4 (1.18%) Power BI
11 4 (1.18%) SQL Server Analysis Services
12 3 (0.88%) Big Data
12 3 (0.88%) KDB
12 3 (0.88%) SQL Server Reporting Services
13 2 (0.59%) NonStop SQL
13 2 (0.59%) Oracle Exadata
Development Applications
1 34 (10.03%) Git
2 20 (5.90%) Jenkins
3 13 (3.83%) JIRA
4 12 (3.54%) GitLab
5 7 (2.06%) JUnit
6 2 (0.59%) Artifactory
6 2 (0.59%) Cucumber
6 2 (0.59%) Gradle
6 2 (0.59%) IBM UrbanCode
6 2 (0.59%) Maven
6 2 (0.59%) SQL Server Management Studio (SSMS)
6 2 (0.59%) Team Foundation Server
7 1 (0.29%) ER Studio
7 1 (0.29%) IntelliJ
7 1 (0.29%) MLflow
7 1 (0.29%) Mockito
7 1 (0.29%) Sonatype Nexus
7 1 (0.29%) Subversion
General
1 92 (27.14%) Finance
2 80 (23.60%) Social Skills
3 45 (13.27%) Banking
4 27 (7.96%) Analytical Skills
4 27 (7.96%) Public Sector
5 15 (4.42%) Telecoms
6 11 (3.24%) Documentation Skills
6 11 (3.24%) Front Office
7 9 (2.65%) Investment Banking
8 7 (2.06%) Financial Institution
9 6 (1.77%) Inclusion and Diversity
9 6 (1.77%) Retail
10 4 (1.18%) Manufacturing
10 4 (1.18%) Presentation Skills
11 3 (0.88%) Corporate Banking
11 3 (0.88%) Games
11 3 (0.88%) Influencing Skills
11 3 (0.88%) Legal
11 3 (0.88%) Publishing
12 2 (0.59%) Organisational Skills
Job Titles
1 46 (13.57%) Architect
2 41 (12.09%) Senior
3 37 (10.91%) Developer
4 32 (9.44%) DevOps Engineer
5 22 (6.49%) DBA
6 19 (5.60%) Lead
7 18 (5.31%) AWS Engineer
8 16 (4.72%) Data Engineer
9 14 (4.13%) Platform Engineer
10 12 (3.54%) AWS DevOps
10 12 (3.54%) AWS DevOps Engineer
10 12 (3.54%) Azure Engineer
11 11 (3.24%) Java Engineer
12 10 (2.95%) Administrator
12 10 (2.95%) Infrastructure Engineer
12 10 (2.95%) SQL DBA
12 10 (2.95%) Support Engineer
13 9 (2.65%) Java Developer
13 9 (2.65%) Solutions Architect
13 9 (2.65%) Technical Architect
Libraries, Frameworks & Software Standards
1 26 (7.67%) Kafka
2 24 (7.08%) Spring
3 23 (6.78%) OAuth
4 22 (6.49%) LDAP
4 22 (6.49%) REST
5 20 (5.90%) Spring Boot
6 19 (5.60%) SAML
7 14 (4.13%) .NET
8 10 (2.95%) PySpark
8 10 (2.95%) RESTful
9 8 (2.36%) AngularJS
9 8 (2.36%) Middleware
9 8 (2.36%) Node.js
9 8 (2.36%) OAuth2
10 7 (2.06%) OpenID
11 6 (1.77%) Elastic Stack
11 6 (1.77%) RabbitMQ
12 5 (1.47%) ARM Templates
12 5 (1.47%) AWS CDK
12 5 (1.47%) OpenTelemetry
Miscellaneous
1 65 (19.17%) Cloud Native
2 29 (8.55%) Replication
3 26 (7.67%) Distributed Systems
4 19 (5.60%) Onboarding
5 18 (5.31%) Data Centre
6 13 (3.83%) Clustering
7 12 (3.54%) Video Conferencing
8 11 (3.24%) Hybrid Cloud
9 10 (2.95%) Data Protection Act
10 9 (2.65%) PKI
10 9 (2.65%) Virtual Team
11 8 (2.36%) Enterprise Software
11 8 (2.36%) Legacy Systems
12 6 (1.77%) BYOD
12 6 (1.77%) SWIFT Messaging Network
13 5 (1.47%) Fixed Income
13 5 (1.47%) SCADA
14 4 (1.18%) EMV
14 4 (1.18%) Management Information System
14 4 (1.18%) NHS
Operating Systems
1 54 (15.93%) Windows
2 49 (14.45%) Linux
3 27 (7.96%) Windows Server
4 12 (3.54%) Unix
5 9 (2.65%) Red Hat Enterprise Linux
6 7 (2.06%) Mac OS
6 7 (2.06%) VMS
7 5 (1.47%) Ubuntu
8 4 (1.18%) SUSE
9 2 (0.59%) Solaris
10 1 (0.29%) 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%) zOS
Processes & Methodologies
1 131 (38.64%) CI/CD
2 120 (35.40%) DevOps
3 98 (28.91%) Infrastructure as Code
4 89 (26.25%) Disaster Recovery
5 55 (16.22%) Problem-Solving
6 50 (14.75%) Migration
7 48 (14.16%) Agile
7 48 (14.16%) Containerisation
8 44 (12.98%) Continuous Improvement
9 43 (12.68%) Performance Tuning
10 42 (12.39%) Observability
11 41 (12.09%) Microservices
12 38 (11.21%) Root Cause Analysis
13 33 (9.73%) Platform Engineering
14 32 (9.44%) Analytics
15 30 (8.85%) Technical Leadership
16 29 (8.55%) Roadmaps
16 29 (8.55%) Stakeholder Management
16 29 (8.55%) Test Automation
17 27 (7.96%) RBAC
Programming Languages
1 81 (23.89%) Python
2 64 (18.88%) SQL
3 59 (17.40%) PowerShell
4 51 (15.04%) Java
5 25 (7.37%) Bash
6 13 (3.83%) Scala
7 12 (3.54%) C#
8 11 (3.24%) Bicep
8 11 (3.24%) TypeScript
9 7 (2.06%) C++
9 7 (2.06%) Go
10 6 (1.77%) C
10 6 (1.77%) JavaScript
10 6 (1.77%) Kotlin
11 5 (1.47%) Shell Script
12 4 (1.18%) Groovy
12 4 (1.18%) PL/SQL
13 3 (0.88%) Perl
13 3 (0.88%) Ruby
13 3 (0.88%) T-SQL
Qualifications
1 90 (26.55%) Security Cleared
2 77 (22.71%) SC Cleared
3 28 (8.26%) Azure Certification
4 22 (6.49%) Degree
5 16 (4.72%) Cisco Certification
6 15 (4.42%) AWS Certification
7 14 (4.13%) CCNP
8 12 (3.54%) Microsoft Certification
9 9 (2.65%) Computer Science Degree
10 8 (2.36%) DV Cleared
11 6 (1.77%) AWS Certified Solutions Architect
11 6 (1.77%) BPSS Clearance
11 6 (1.77%) CCNA
12 5 (1.47%) TOGAF Certification
13 4 (1.18%) CompTIA Security+
13 4 (1.18%) MCITP
13 4 (1.18%) MCSE
13 4 (1.18%) MCTS
14 3 (0.88%) CISSP
14 3 (0.88%) MCSA
Quality Assurance & Compliance
1 24 (7.08%) GDPR
2 20 (5.90%) Data Quality
3 14 (4.13%) QA
4 13 (3.83%) Sarbanes-Oxley
5 8 (2.36%) SLA
6 6 (1.77%) GRC
7 5 (1.47%) NIST
7 5 (1.47%) PCI DSS
8 4 (1.18%) ISO 20022
8 4 (1.18%) ISO/IEC 27001
8 4 (1.18%) SEPA
9 3 (0.88%) DICOM
9 3 (0.88%) HL7
9 3 (0.88%) NCSC
10 2 (0.59%) Accessibility
10 2 (0.59%) Government Security Classifications
10 2 (0.59%) ISO 8583
11 1 (0.29%) HIPAA
11 1 (0.29%) ISO 22301
11 1 (0.29%) NIST 800
System Software
1 59 (17.40%) Active Directory
2 39 (11.50%) Docker
3 17 (5.01%) VMware Infrastructure
4 8 (2.36%) Virtual Machines
5 7 (2.06%) Hyper-V
5 7 (2.06%) vSphere
6 6 (1.77%) VMware ESXi
7 5 (1.47%) Firmware
8 2 (0.59%) NFS
8 2 (0.59%) Oracle RAC
8 2 (0.59%) Virtual Desktop
8 2 (0.59%) VMware NSX
9 1 (0.29%) HDFS
9 1 (0.29%) RACF
9 1 (0.29%) Samba
Systems Management
1 93 (27.43%) Terraform
2 70 (20.65%) Kubernetes
3 29 (8.55%) Ansible
4 21 (6.19%) Active Directory Federation Services
5 20 (5.90%) Prometheus
6 19 (5.60%) Grafana
7 17 (5.01%) Single Sign-On
8 12 (3.54%) Microsoft Intune
9 8 (2.36%) vCenter Server
10 6 (1.77%) ITRS Geneos
11 5 (1.47%) Argo
11 5 (1.47%) Cisco CUCM
11 5 (1.47%) Microsoft Clustering
11 5 (1.47%) Puppet
12 4 (1.18%) CA Single Sign-On
12 4 (1.18%) Failover Clustering
12 4 (1.18%) PingFederate
12 4 (1.18%) VxRail
13 3 (0.88%) FortiGate
13 3 (0.88%) Kustomize
Vendors
1 79 (23.30%) Microsoft
2 34 (10.03%) Oracle
3 23 (6.78%) Databricks
4 21 (6.19%) VMware
5 16 (4.72%) Splunk
6 15 (4.42%) Cisco
7 14 (4.13%) ServiceNow
8 13 (3.83%) Okta
9 9 (2.65%) Ericsson
9 9 (2.65%) Nokia
10 7 (2.06%) Apple
10 7 (2.06%) IBM
11 6 (1.77%) F5
11 6 (1.77%) Solace
12 5 (1.47%) Dell
12 5 (1.47%) Infoblox
12 5 (1.47%) Palo Alto
12 5 (1.47%) Red Box
12 5 (1.47%) Red Hat
12 5 (1.47%) SAP