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

6 months to
3 Aug 2026
Same period 2025 Same period 2024
Rank 169 140 233
Rank change year-on-year -29 +93 -11
Contract jobs citing High Availability 333 288 161
As % of all contract jobs in London 1.66% 2.10% 0.99%
As % of the Processes & Methodologies category 1.86% 2.28% 1.12%
Number of daily rates quoted 229 205 118
10th Percentile £343 £407 £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 £638 £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% -68.27%
75th Percentile £97.50 - -
90th Percentile - £27.38 £61.90
England median hourly rate £57.77 £27.00 £43.15
% change year-on-year +113.94% -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 17,889 12,658 14,420
As % of all contract IT jobs advertised in London 89.02% 92.21% 88.89%
Number of daily rates quoted 11,794 8,473 10,216
10th Percentile £363 £325 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £550 £543 £550
Median % change year-on-year +1.38% -1.36% -4.35%
75th Percentile £658 £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 301 250 195
10th Percentile £17.60 £16.50 £17.15
25th Percentile £20.02 £24.54 £22.00
Median hourly rate £35.71 £29.50 £35.50
Median % change year-on-year +21.05% -16.90% -12.93%
75th Percentile £57.50 £49.31 £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 3 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 3 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 3 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 -15 42 £475 -26.92% 25
South London -17 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 (5.41%) Microsoft Exchange
2 15 (4.50%) Confluence
2 15 (4.50%) SharePoint
3 6 (1.80%) 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 (1.80%) Microsoft Office
2 2 (0.60%) Microsoft Excel
Business Applications
1 7 (2.10%) 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
1 116 (34.83%) Azure
2 100 (30.03%) AWS
3 41 (12.31%) GCP
4 34 (10.21%) Entra ID
5 33 (9.91%) Azure DevOps
6 30 (9.01%) GitHub
7 26 (7.81%) Microsoft 365
8 16 (4.80%) AWS CloudFormation
8 16 (4.80%) GitHub Actions
8 16 (4.80%) Serverless
9 14 (4.20%) Azure Monitor
10 13 (3.90%) Amazon EKS
10 13 (3.90%) Azure AKS
11 12 (3.60%) Amazon CloudWatch
12 11 (3.30%) Azure Data Factory
13 10 (3.00%) Amazon S3
13 10 (3.00%) OpenShift
14 8 (2.40%) Amazon EC2
14 8 (2.40%) AWS Lambda
14 8 (2.40%) Virtual Private Cloud
Communications & Networking
1 36 (10.81%) DNS
2 35 (10.51%) Firewall
3 25 (7.51%) Network Security
4 23 (6.91%) VPN
5 19 (5.71%) DHCP
6 18 (5.41%) TCP/IP
7 14 (4.20%) WAN
8 12 (3.60%) SSL
9 10 (3.00%) LAN
10 9 (2.70%) BGP
10 9 (2.70%) HTTP
11 8 (2.40%) 5G
11 8 (2.40%) NAS
11 8 (2.40%) OSPF
11 8 (2.40%) SAN
12 7 (2.10%) 4G
12 7 (2.10%) Internet
12 7 (2.10%) LTE
12 7 (2.10%) Multicast
12 7 (2.10%) Wireless
Database & Business Intelligence
1 34 (10.21%) SQL Server
2 21 (6.31%) PostgreSQL
3 14 (4.20%) Data Lake
4 12 (3.60%) Azure SQL Database
4 12 (3.60%) Delta Lake
5 9 (2.70%) MongoDB
5 9 (2.70%) Oracle Database
6 8 (2.40%) SQL Server Integration Services
7 7 (2.10%) Amazon RDS
7 7 (2.10%) NoSQL
7 7 (2.10%) SQL Server Analysis Services
7 7 (2.10%) SQL Server Reporting Services
8 6 (1.80%) Metadata
8 6 (1.80%) Power BI
9 5 (1.50%) Big Data
9 5 (1.50%) MySQL
10 4 (1.20%) Amazon Aurora
10 4 (1.20%) Relational Database
11 3 (0.90%) Elasticsearch
11 3 (0.90%) Hadoop
Development Applications
1 28 (8.41%) Git
2 27 (8.11%) Jenkins
3 17 (5.11%) JIRA
4 15 (4.50%) GitLab
5 5 (1.50%) 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 92 (27.63%) Finance
2 80 (24.02%) Social Skills
3 45 (13.51%) Banking
4 28 (8.41%) Analytical Skills
5 25 (7.51%) Public Sector
6 18 (5.41%) Telecoms
7 12 (3.60%) 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 4 (1.20%) Billing
12 4 (1.20%) Legal
13 3 (0.90%) Corporate Banking
13 3 (0.90%) Influencing Skills
13 3 (0.90%) Manufacturing
13 3 (0.90%) Presentation Skills
13 3 (0.90%) Publishing
14 2 (0.60%) Organisational Skills
Job Titles
1 47 (14.11%) Senior
2 46 (13.81%) Architect
3 38 (11.41%) DevOps Engineer
4 35 (10.51%) Developer
5 27 (8.11%) DBA
6 18 (5.41%) Platform Engineer
7 17 (5.11%) AWS Engineer
8 16 (4.80%) Azure Engineer
8 16 (4.80%) Infrastructure Engineer
9 15 (4.50%) SQL DBA
10 14 (4.20%) Lead
11 12 (3.60%) AWS DevOps
11 12 (3.60%) AWS DevOps Engineer
11 12 (3.60%) Data Engineer
11 12 (3.60%) Support Engineer
12 10 (3.00%) Technical Architect
13 9 (2.70%) Administrator
13 9 (2.70%) Java Developer
13 9 (2.70%) Solutions Architect
14 8 (2.40%) Java Engineer
Libraries, Frameworks & Software Standards
1 24 (7.21%) Kafka
2 22 (6.61%) REST
3 20 (6.01%) Spring
4 16 (4.80%) Spring Boot
5 14 (4.20%) .NET
6 11 (3.30%) Elastic Stack
7 10 (3.00%) OAuth
8 9 (2.70%) LDAP
8 9 (2.70%) Middleware
9 8 (2.40%) AngularJS
9 8 (2.40%) Node.js
9 8 (2.40%) OAuth2
10 7 (2.10%) OpenID
10 7 (2.10%) RESTful
11 6 (1.80%) ARM Templates
11 6 (1.80%) RabbitMQ
11 6 (1.80%) SAML
12 5 (1.50%) OpenTelemetry
12 5 (1.50%) PySpark
12 5 (1.50%) XML
Miscellaneous
1 63 (18.92%) Cloud Native
2 26 (7.81%) Distributed Systems
3 23 (6.91%) Clustering
4 21 (6.31%) Replication
5 20 (6.01%) Onboarding
6 19 (5.71%) Data Centre
7 16 (4.80%) Hybrid Cloud
8 13 (3.90%) Data Protection Act
9 12 (3.60%) Video Conferencing
10 10 (3.00%) Legacy Systems
10 10 (3.00%) PKI
10 10 (3.00%) Virtual Team
11 8 (2.40%) Enterprise Software
12 6 (1.80%) Fixed Income
12 6 (1.80%) SWIFT Messaging Network
13 5 (1.50%) Foreign Exchange (FX)
13 5 (1.50%) Product Ownership
14 4 (1.20%) Mainframe
14 4 (1.20%) Management Information System
14 4 (1.20%) Public Cloud
Operating Systems
1 56 (16.82%) Windows
2 55 (16.52%) Linux
3 19 (5.71%) Windows Server
4 11 (3.30%) Red Hat Enterprise Linux
4 11 (3.30%) Unix
5 8 (2.40%) VMS
6 7 (2.10%) Mac OS
7 5 (1.50%) 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 (39.34%) CI/CD
2 120 (36.04%) DevOps
3 96 (28.83%) Infrastructure as Code
4 84 (25.23%) Disaster Recovery
5 58 (17.42%) Migration
6 55 (16.52%) Continuous Improvement
7 50 (15.02%) Problem-Solving
8 48 (14.41%) Observability
9 47 (14.11%) Agile
10 46 (13.81%) Containerisation
10 46 (13.81%) Performance Tuning
11 40 (12.01%) Microservices
12 39 (11.71%) Root Cause Analysis
13 36 (10.81%) Platform Engineering
13 36 (10.81%) Stakeholder Management
14 32 (9.61%) Technical Leadership
15 31 (9.31%) Test Automation
16 30 (9.01%) Analytics
17 28 (8.41%) Incident Management
17 28 (8.41%) Roadmaps
Programming Languages
1 78 (23.42%) Python
2 61 (18.32%) SQL
3 55 (16.52%) PowerShell
4 48 (14.41%) Java
5 25 (7.51%) Bash
6 15 (4.50%) Bicep
7 11 (3.30%) TypeScript
8 9 (2.70%) C#
9 8 (2.40%) C++
9 8 (2.40%) Go
9 8 (2.40%) Scala
10 6 (1.80%) Kotlin
10 6 (1.80%) Shell Script
11 5 (1.50%) C
11 5 (1.50%) 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 92 (27.63%) Security Cleared
2 81 (24.32%) SC Cleared
3 30 (9.01%) Azure Certification
4 21 (6.31%) Degree
5 16 (4.80%) Cisco Certification
6 15 (4.50%) CCNP
7 13 (3.90%) AWS Certification
8 10 (3.00%) Microsoft Certification
9 9 (2.70%) Computer Science Degree
10 8 (2.40%) DV Cleared
11 6 (1.80%) AWS Certified Solutions Architect
11 6 (1.80%) CCNA
12 5 (1.50%) TOGAF Certification
13 4 (1.20%) BPSS Clearance
13 4 (1.20%) CompTIA Security+
13 4 (1.20%) MCITP
13 4 (1.20%) MCTS
14 3 (0.90%) CISSP
15 2 (0.60%) CISM
15 2 (0.60%) MCSE
Quality Assurance & Compliance
1 16 (4.80%) Data Quality
2 15 (4.50%) QA
3 9 (2.70%) GDPR
4 7 (2.10%) GRC
4 7 (2.10%) SLA
5 6 (1.80%) NIST
5 6 (1.80%) SEPA
6 5 (1.50%) ISO 20022
6 5 (1.50%) ISO/IEC 27001
7 3 (0.90%) DICOM
7 3 (0.90%) HL7
7 3 (0.90%) NCSC
7 3 (0.90%) PCI DSS
8 2 (0.60%) Accessibility
8 2 (0.60%) Government Security Classifications
8 2 (0.60%) PSD2
9 1 (0.30%) ISO 22301
9 1 (0.30%) NIST 800
System Software
1 58 (17.42%) Active Directory
2 42 (12.61%) Docker
3 29 (8.71%) VMware Infrastructure
4 13 (3.90%) vSphere
5 10 (3.00%) Virtual Machines
5 10 (3.00%) VMware ESXi
6 9 (2.70%) Hyper-V
7 6 (1.80%) Firmware
8 4 (1.20%) VMware NSX
9 2 (0.60%) HDFS
9 2 (0.60%) KVM
9 2 (0.60%) NFS
9 2 (0.60%) Oracle RAC
9 2 (0.60%) UAG
10 1 (0.30%) Ceph
10 1 (0.30%) RACF
10 1 (0.30%) Samba
10 1 (0.30%) Virtual Desktop
10 1 (0.30%) Virtual Servers
Systems Management
1 95 (28.53%) Terraform
2 76 (22.82%) Kubernetes
3 29 (8.71%) Ansible
4 26 (7.81%) Prometheus
5 24 (7.21%) Grafana
6 12 (3.60%) Microsoft Intune
7 11 (3.30%) vCenter Server
8 10 (3.00%) Microsoft Clustering
9 7 (2.10%) ITRS Geneos
9 7 (2.10%) Puppet
10 6 (1.80%) Active Directory Federation Services
10 6 (1.80%) Argo
11 5 (1.50%) Cisco CUCM
11 5 (1.50%) Failover Clustering
12 4 (1.20%) FortiGate
12 4 (1.20%) PingFederate
12 4 (1.20%) SCCM
12 4 (1.20%) SCOM
12 4 (1.20%) Single Sign-On
12 4 (1.20%) VxRail
Vendors
1 70 (21.02%) Microsoft
2 37 (11.11%) VMware
3 30 (9.01%) Oracle
4 19 (5.71%) Splunk
5 17 (5.11%) Cisco
6 16 (4.80%) ServiceNow
7 15 (4.50%) Databricks
8 9 (2.70%) Ericsson
8 9 (2.70%) IBM
8 9 (2.70%) Nokia
9 8 (2.40%) Remedy
10 7 (2.10%) Apple
10 7 (2.10%) F5
11 6 (1.80%) Red Hat
12 5 (1.50%) BMC
12 5 (1.50%) Dell
12 5 (1.50%) Infoblox
12 5 (1.50%) Red Box
12 5 (1.50%) Solace
12 5 (1.50%) SolarWinds