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

6 months to
13 Jul 2026
Same period 2025 Same period 2024
Rank 161 137 250
Rank change year-on-year -24 +113 -31
Contract jobs citing High Availability 343 285 154
As % of all contract jobs in London 1.73% 2.09% 0.89%
As % of the Processes & Methodologies category 1.95% 2.27% 1.00%
Number of daily rates quoted 244 199 112
10th Percentile £350 £407 £265
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 £650 £700 £650
90th Percentile £750 £775 £745
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% -7.46%

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 17,596 12,550 15,432
As % of all contract IT jobs advertised in London 88.97% 92.20% 88.71%
Number of daily rates quoted 11,685 8,395 10,963
10th Percentile £360 £331 £350
25th Percentile £441 £425 £450
Median daily rate (50th Percentile) £540 £550 £550
Median % change year-on-year -1.82% - -4.35%
75th Percentile £650 £675 £675
90th Percentile £769 £790 £800
England median daily rate £525 £514 £525
% change year-on-year +2.14% -2.10% -4.55%
Number of hourly rates quoted 276 234 284
10th Percentile £17.60 £16.50 £16.24
25th Percentile £22.36 £24.66 £20.22
Median hourly rate £36.00 £32.25 £30.16
Median % change year-on-year +11.63% +6.93% -27.33%
75th Percentile £58.75 £50.38 £50.00
90th Percentile £81.25 £63.60 £68.75
England median hourly rate £47.00 £25.15 £38.12
% change year-on-year +86.88% -34.02% -5.96%

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 13 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 13 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 13 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 -9 40 £475 -26.92% 22
South London -23 7 £661 +5.80%
East London 0 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 (4.96%) Microsoft Exchange
2 15 (4.37%) SharePoint
3 12 (3.50%) Confluence
4 5 (1.46%) OpenStack
5 3 (0.87%) Apache Spark
5 3 (0.87%) Oracle Workflow
6 2 (0.58%) Apache Airflow
6 2 (0.58%) Drupal
6 2 (0.58%) JBoss
6 2 (0.58%) SharePoint Server
6 2 (0.58%) WordPress
7 1 (0.29%) Anypoint
7 1 (0.29%) Apache
7 1 (0.29%) Camunda
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%) WebSphere
Applications
1 6 (1.75%) Microsoft Office
2 2 (0.58%) Microsoft Excel
Business Applications
1 4 (1.17%) Oracle Applications
1 4 (1.17%) Oracle EBS
2 3 (0.87%) Distributed Ledger
2 3 (0.87%) Payment Gateway
3 2 (0.58%) BASE24
3 2 (0.58%) Remedy ITSM
3 2 (0.58%) Temenos T24
4 1 (0.29%) Bloomberg TOMS
4 1 (0.29%) Eikon
4 1 (0.29%) ION MarketView
4 1 (0.29%) Oracle EBS R12
4 1 (0.29%) SAP IS-U
4 1 (0.29%) SAP S/4HANA
4 1 (0.29%) Veritas eDiscovery
Cloud Services
1 124 (36.15%) Azure
2 109 (31.78%) AWS
3 44 (12.83%) Entra ID
4 41 (11.95%) GCP
5 29 (8.45%) Azure DevOps
6 27 (7.87%) GitHub
7 23 (6.71%) AWS CloudFormation
7 23 (6.71%) Microsoft 365
8 18 (5.25%) Serverless
9 16 (4.66%) Azure Data Factory
9 16 (4.66%) Azure Monitor
10 14 (4.08%) Amazon EKS
10 14 (4.08%) Amazon S3
11 13 (3.79%) Amazon CloudWatch
12 12 (3.50%) GitHub Actions
13 11 (3.21%) Azure Synapse Analytics
13 11 (3.21%) Virtual Private Cloud
14 10 (2.92%) AWS Lambda
14 10 (2.92%) Azure AKS
14 10 (2.92%) OpenShift
Communications & Networking
1 45 (13.12%) DNS
2 35 (10.20%) Firewall
3 27 (7.87%) DHCP
3 27 (7.87%) Network Security
4 22 (6.41%) VPN
5 15 (4.37%) TCP/IP
5 15 (4.37%) WAN
6 12 (3.50%) Kerberos
7 11 (3.21%) BGP
7 11 (3.21%) SSL
8 10 (2.92%) OSPF
9 9 (2.62%) HTTP
9 9 (2.62%) LAN
9 9 (2.62%) NAS
9 9 (2.62%) SAN
10 7 (2.04%) Internet
11 6 (1.75%) 5G
11 6 (1.75%) Multicast
11 6 (1.75%) VLAN
11 6 (1.75%) Wireless
Database & Business Intelligence
1 31 (9.04%) SQL Server
2 25 (7.29%) PostgreSQL
3 19 (5.54%) Data Lake
4 17 (4.96%) Delta Lake
5 15 (4.37%) Azure SQL Database
6 9 (2.62%) Oracle Database
7 8 (2.33%) MongoDB
8 7 (2.04%) Amazon RDS
8 7 (2.04%) NoSQL
9 6 (1.75%) Metadata
9 6 (1.75%) Relational Database
10 5 (1.46%) MySQL
11 4 (1.17%) Big Data
11 4 (1.17%) SQL Server Analysis Services
11 4 (1.17%) SQL Server Integration Services
12 3 (0.87%) Amazon Aurora
12 3 (0.87%) Elasticsearch
12 3 (0.87%) KDB
12 3 (0.87%) Power BI
12 3 (0.87%) SQL Server Reporting Services
Development Applications
1 35 (10.20%) Git
2 24 (7.00%) Jenkins
3 13 (3.79%) GitLab
3 13 (3.79%) JIRA
4 7 (2.04%) JUnit
5 2 (0.58%) Artifactory
5 2 (0.58%) Cucumber
5 2 (0.58%) Gradle
5 2 (0.58%) IBM UrbanCode
5 2 (0.58%) Maven
5 2 (0.58%) SQL Server Management Studio (SSMS)
5 2 (0.58%) Team Foundation Server
6 1 (0.29%) ER Studio
6 1 (0.29%) IntelliJ
6 1 (0.29%) MLflow
6 1 (0.29%) Mockito
6 1 (0.29%) Sonatype Nexus
6 1 (0.29%) Subversion
General
1 95 (27.70%) Finance
2 78 (22.74%) Social Skills
3 44 (12.83%) Banking
4 29 (8.45%) Analytical Skills
5 28 (8.16%) Public Sector
6 16 (4.66%) Telecoms
7 11 (3.21%) Front Office
8 10 (2.92%) Documentation Skills
9 9 (2.62%) Investment Banking
10 7 (2.04%) Financial Institution
11 6 (1.75%) Inclusion and Diversity
11 6 (1.75%) Retail
12 4 (1.17%) Billing
12 4 (1.17%) Legal
13 3 (0.87%) Corporate Banking
13 3 (0.87%) Games
13 3 (0.87%) Influencing Skills
13 3 (0.87%) Manufacturing
13 3 (0.87%) Presentation Skills
13 3 (0.87%) Publishing
Job Titles
1 46 (13.41%) Architect
2 45 (13.12%) Senior
3 37 (10.79%) Developer
4 36 (10.50%) DevOps Engineer
5 21 (6.12%) DBA
6 18 (5.25%) AWS Engineer
6 18 (5.25%) Lead
6 18 (5.25%) Platform Engineer
7 16 (4.66%) Data Engineer
8 12 (3.50%) AWS DevOps
8 12 (3.50%) AWS DevOps Engineer
8 12 (3.50%) Azure Engineer
9 11 (3.21%) Infrastructure Engineer
10 10 (2.92%) Java Engineer
10 10 (2.92%) SQL DBA
10 10 (2.92%) Support Engineer
11 9 (2.62%) Java Developer
11 9 (2.62%) Site Reliability Engineer
11 9 (2.62%) Solutions Architect
12 8 (2.33%) Technical Architect
Libraries, Frameworks & Software Standards
1 26 (7.58%) Kafka
2 24 (7.00%) REST
3 23 (6.71%) Spring
4 22 (6.41%) OAuth
5 21 (6.12%) LDAP
6 19 (5.54%) Spring Boot
7 18 (5.25%) SAML
8 14 (4.08%) .NET
9 10 (2.92%) Elastic Stack
9 10 (2.92%) PySpark
10 9 (2.62%) RESTful
11 8 (2.33%) AngularJS
11 8 (2.33%) Middleware
11 8 (2.33%) Node.js
11 8 (2.33%) OAuth2
12 7 (2.04%) OpenID
13 6 (1.75%) OpenTelemetry
13 6 (1.75%) RabbitMQ
14 5 (1.46%) ARM Templates
14 5 (1.46%) AWS CDK
Miscellaneous
1 65 (18.95%) Cloud Native
2 29 (8.45%) Replication
3 27 (7.87%) Distributed Systems
4 19 (5.54%) Onboarding
5 17 (4.96%) Data Centre
6 13 (3.79%) Clustering
7 12 (3.50%) Data Protection Act
7 12 (3.50%) Hybrid Cloud
7 12 (3.50%) Video Conferencing
8 10 (2.92%) Legacy Systems
8 10 (2.92%) PKI
8 10 (2.92%) Virtual Team
9 8 (2.33%) Enterprise Software
10 6 (1.75%) SWIFT Messaging Network
11 5 (1.46%) Fixed Income
11 5 (1.46%) SCADA
12 4 (1.17%) EMV
12 4 (1.17%) Foreign Exchange (FX)
12 4 (1.17%) Management Information System
12 4 (1.17%) NHS
Operating Systems
1 56 (16.33%) Windows
2 54 (15.74%) Linux
3 28 (8.16%) Windows Server
4 12 (3.50%) Unix
5 10 (2.92%) Red Hat Enterprise Linux
6 7 (2.04%) Mac OS
6 7 (2.04%) VMS
7 5 (1.46%) Ubuntu
8 4 (1.17%) SUSE
9 2 (0.58%) 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%) zOS
Processes & Methodologies
1 134 (39.07%) CI/CD
2 121 (35.28%) DevOps
3 99 (28.86%) Infrastructure as Code
4 87 (25.36%) Disaster Recovery
5 54 (15.74%) Problem-Solving
6 50 (14.58%) Agile
7 49 (14.29%) Containerisation
7 49 (14.29%) Continuous Improvement
7 49 (14.29%) Migration
7 49 (14.29%) Observability
8 44 (12.83%) Performance Tuning
9 41 (11.95%) Root Cause Analysis
10 40 (11.66%) Microservices
11 37 (10.79%) Platform Engineering
12 32 (9.33%) Analytics
13 31 (9.04%) Roadmaps
13 31 (9.04%) Technical Leadership
14 30 (8.75%) Stakeholder Management
15 29 (8.45%) Test Automation
16 28 (8.16%) Data Pipeline
Programming Languages
1 84 (24.49%) Python
2 61 (17.78%) SQL
3 56 (16.33%) PowerShell
4 52 (15.16%) Java
5 26 (7.58%) Bash
6 13 (3.79%) Scala
7 12 (3.50%) C#
7 12 (3.50%) TypeScript
8 11 (3.21%) Bicep
9 8 (2.33%) C++
9 8 (2.33%) Go
10 6 (1.75%) C
10 6 (1.75%) JavaScript
10 6 (1.75%) Kotlin
11 5 (1.46%) Groovy
11 5 (1.46%) Shell Script
12 4 (1.17%) Perl
12 4 (1.17%) Rust
13 3 (0.87%) Ruby
13 3 (0.87%) T-SQL
Qualifications
1 95 (27.70%) Security Cleared
2 82 (23.91%) SC Cleared
3 27 (7.87%) Azure Certification
4 19 (5.54%) Degree
5 15 (4.37%) AWS Certification
5 15 (4.37%) Cisco Certification
6 14 (4.08%) CCNP
7 9 (2.62%) Microsoft Certification
8 8 (2.33%) Computer Science Degree
8 8 (2.33%) DV Cleared
9 6 (1.75%) AWS Certified Solutions Architect
9 6 (1.75%) BPSS Clearance
10 5 (1.46%) CCNA
10 5 (1.46%) TOGAF Certification
11 4 (1.17%) CompTIA Security+
11 4 (1.17%) MCITP
11 4 (1.17%) MCTS
12 3 (0.87%) CISSP
13 2 (0.58%) CISM
13 2 (0.58%) VCDX
Quality Assurance & Compliance
1 22 (6.41%) GDPR
2 21 (6.12%) Data Quality
3 13 (3.79%) QA
4 12 (3.50%) Sarbanes-Oxley
5 7 (2.04%) GRC
5 7 (2.04%) SLA
6 6 (1.75%) NIST
7 5 (1.46%) ISO/IEC 27001
7 5 (1.46%) PCI DSS
8 4 (1.17%) ISO 20022
8 4 (1.17%) SEPA
9 3 (0.87%) DICOM
9 3 (0.87%) HL7
9 3 (0.87%) NCSC
10 2 (0.58%) Accessibility
10 2 (0.58%) Government Security Classifications
10 2 (0.58%) ISO 8583
11 1 (0.29%) HIPAA
11 1 (0.29%) ISO 22301
11 1 (0.29%) NIST 800
System Software
1 61 (17.78%) Active Directory
2 41 (11.95%) Docker
3 19 (5.54%) VMware Infrastructure
4 10 (2.92%) vSphere
5 9 (2.62%) VMware ESXi
6 8 (2.33%) Virtual Machines
7 7 (2.04%) Hyper-V
8 5 (1.46%) Firmware
9 4 (1.17%) VMware NSX
10 2 (0.58%) HDFS
10 2 (0.58%) NFS
10 2 (0.58%) UAG
11 1 (0.29%) Ceph
11 1 (0.29%) Oracle RAC
11 1 (0.29%) RACF
11 1 (0.29%) Samba
11 1 (0.29%) Virtual Desktop
Systems Management
1 97 (28.28%) Terraform
2 76 (22.16%) Kubernetes
3 30 (8.75%) Ansible
4 25 (7.29%) Prometheus
5 24 (7.00%) Grafana
6 18 (5.25%) Active Directory Federation Services
7 16 (4.66%) Single Sign-On
8 10 (2.92%) Microsoft Intune
8 10 (2.92%) vCenter Server
9 6 (1.75%) ITRS Geneos
9 6 (1.75%) Puppet
10 5 (1.46%) Argo
10 5 (1.46%) Cisco CUCM
10 5 (1.46%) Microsoft Clustering
11 4 (1.17%) CA Single Sign-On
11 4 (1.17%) Failover Clustering
11 4 (1.17%) PingFederate
11 4 (1.17%) VxRail
12 3 (0.87%) FortiGate
12 3 (0.87%) ZABBIX
Vendors
1 77 (22.45%) Microsoft
2 30 (8.75%) Oracle
3 25 (7.29%) VMware
4 22 (6.41%) Databricks
5 21 (6.12%) Splunk
6 18 (5.25%) Cisco
7 15 (4.37%) ServiceNow
8 12 (3.50%) Okta
9 9 (2.62%) Ericsson
9 9 (2.62%) Nokia
10 8 (2.33%) IBM
11 7 (2.04%) Apple
12 6 (1.75%) F5
12 6 (1.75%) Red Hat
12 6 (1.75%) SAP
12 6 (1.75%) Solace
13 5 (1.46%) Dell
13 5 (1.46%) Infoblox
13 5 (1.46%) Red Box
13 5 (1.46%) SolarWinds