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

6 months to
9 Mar 2026
Same period 2025 Same period 2024
Rank 173 134 222
Rank change year-on-year -39 +88 -6
Contract jobs citing High Availability 242 264 184
As % of all contract jobs in London 1.51% 2.02% 1.01%
As % of the Processes & Methodologies category 1.68% 2.22% 1.14%
Number of daily rates quoted 167 171 137
10th Percentile £363 £400 £300
25th Percentile £427 £463 £456
Median daily rate (50th Percentile) £525 £575 £595
Median % change year-on-year -8.70% -3.36% -0.83%
75th Percentile £641 £700 £675
90th Percentile £750 £775 £700
England median daily rate £500 £550 £550
% change year-on-year -9.09% - -
Number of hourly rates quoted 3 3 1
10th Percentile £29.56 - -
25th Percentile £39.40 - £91.25
Median hourly rate £57.77 £23.80 £92.50
Median % change year-on-year +142.71% -74.27% +259.78%
75th Percentile £68.24 - £93.75
90th Percentile £73.34 - -
England median hourly rate £57.77 £23.80 £88.50
% change year-on-year +142.71% -73.11% +32.09%

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 14,434 11,882 16,153
As % of all contract IT jobs advertised in London 89.99% 91.01% 88.25%
Number of daily rates quoted 9,713 7,889 11,534
10th Percentile £350 £350 £338
25th Percentile £425 £450 £450
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - -7.17%
75th Percentile £650 £681 £675
90th Percentile £750 £800 £788
England median daily rate £505 £525 £525
% change year-on-year -3.81% - -4.55%
Number of hourly rates quoted 218 162 355
10th Percentile £18.05 £20.45 £16.01
25th Percentile £21.65 £24.66 £19.74
Median hourly rate £35.25 £35.00 £30.00
Median % change year-on-year +0.71% +16.67% -17.81%
75th Percentile £56.38 £53.31 £50.00
90th Percentile £69.55 £77.25 £69.80
England median hourly rate £30.00 £34.50 £32.50
% change year-on-year -13.04% +6.15% -7.22%

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 9 March 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 9 March 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 9 March 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 -40 27 £563 -2.17% 36
South London -13 7 £300 -36.68% 7
West London -15 6 £375 -21.05% 14
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 16 (6.61%) Microsoft Exchange
2 6 (2.48%) SharePoint
3 3 (1.24%) Apache Spark
3 3 (1.24%) Confluence
3 3 (1.24%) Ethereum
3 3 (1.24%) Hyperledger
4 2 (0.83%) Apache
4 2 (0.83%) Drupal
4 2 (0.83%) Oracle HTTP Server
4 2 (0.83%) Oracle Workflow
4 2 (0.83%) Tomcat
4 2 (0.83%) WebLogic
4 2 (0.83%) WordPress
5 1 (0.41%) OpenStack
5 1 (0.41%) SharePoint Server
Applications
1 7 (2.89%) Microsoft Office
2 1 (0.41%) Microsoft Excel
2 1 (0.41%) Weka
Business Applications
1 8 (3.31%) Veritas eDiscovery
2 5 (2.07%) BASE24
2 5 (2.07%) Payment Gateway
3 3 (1.24%) SAP S/4HANA
4 2 (0.83%) DELMIA
Cloud Services
1 94 (38.84%) Azure
2 75 (30.99%) AWS
3 34 (14.05%) GCP
4 32 (13.22%) GitHub
5 26 (10.74%) Azure DevOps
5 26 (10.74%) Entra ID
6 24 (9.92%) AWS CloudFormation
7 21 (8.68%) Amazon S3
8 20 (8.26%) Serverless
9 17 (7.02%) AWS Lambda
9 17 (7.02%) Microsoft 365
10 14 (5.79%) GitHub Actions
11 13 (5.37%) Amazon CloudWatch
11 13 (5.37%) Azure Data Factory
11 13 (5.37%) Azure Synapse Analytics
12 12 (4.96%) Amazon ECS
12 12 (4.96%) Azure Monitor
12 12 (4.96%) Virtual Private Cloud
13 8 (3.31%) Amazon EKS
13 8 (3.31%) Datadog
Communications & Networking
1 30 (12.40%) DNS
2 25 (10.33%) Firewall
3 17 (7.02%) DHCP
4 16 (6.61%) Network Security
5 15 (6.20%) Kerberos
6 12 (4.96%) WAN
7 11 (4.55%) VPN
8 9 (3.72%) LAN
9 7 (2.89%) BGP
10 6 (2.48%) OSPF
10 6 (2.48%) SD-WAN
11 5 (2.07%) NAS
11 5 (2.07%) SAN
11 5 (2.07%) TCP/IP
12 4 (1.65%) 4G
12 4 (1.65%) LTE
12 4 (1.65%) Multicast
12 4 (1.65%) Radio Access Network
12 4 (1.65%) VLAN
12 4 (1.65%) Wireshark
Database & Business Intelligence
1 22 (9.09%) SQL Server
2 20 (8.26%) Azure SQL Database
3 16 (6.61%) PostgreSQL
4 14 (5.79%) Oracle Database
5 13 (5.37%) Data Lake
6 11 (4.55%) Delta Lake
7 10 (4.13%) Amazon RDS
8 7 (2.89%) SQL Server Integration Services
9 6 (2.48%) MySQL
10 5 (2.07%) NonStop SQL
10 5 (2.07%) Relational Database
10 5 (2.07%) SQL Server Analysis Services
10 5 (2.07%) SQL Server Reporting Services
11 4 (1.65%) Big Data
11 4 (1.65%) Data Warehouse
11 4 (1.65%) OLTP
12 3 (1.24%) DynamoDB
12 3 (1.24%) Elasticsearch
12 3 (1.24%) MongoDB
12 3 (1.24%) Oracle Reports
Development Applications
1 26 (10.74%) Jenkins
2 24 (9.92%) Git
3 11 (4.55%) GitLab
3 11 (4.55%) JIRA
4 3 (1.24%) GCC
4 3 (1.24%) IBM UrbanCode
4 3 (1.24%) SQL Server Management Studio (SSMS)
4 3 (1.24%) Team Foundation Server
5 2 (0.83%) GDB
5 2 (0.83%) JUnit
5 2 (0.83%) MLflow
5 2 (0.83%) Sonatype Nexus
6 1 (0.41%) Android Studio
6 1 (0.41%) Artifactory
6 1 (0.41%) Bitbucket
6 1 (0.41%) Jaeger
6 1 (0.41%) MSI
6 1 (0.41%) SonarQube
6 1 (0.41%) Subversion
6 1 (0.41%) Xcode
General
1 90 (37.19%) Social Skills
2 58 (23.97%) Finance
3 31 (12.81%) Banking
4 24 (9.92%) Analytical Skills
5 19 (7.85%) Public Sector
6 12 (4.96%) Documentation Skills
7 7 (2.89%) Influencing Skills
7 7 (2.89%) Legal
7 7 (2.89%) Presentation Skills
7 7 (2.89%) Retail
7 7 (2.89%) Telecoms
8 5 (2.07%) Inclusion and Diversity
8 5 (2.07%) Manufacturing
9 4 (1.65%) Financial Institution
9 4 (1.65%) Organisational Skills
10 3 (1.24%) International Banking
10 3 (1.24%) Investment Banking
11 2 (0.83%) Billing
11 2 (0.83%) Front Office
11 2 (0.83%) Law
Job Titles
1 30 (12.40%) Architect
2 22 (9.09%) Developer
3 21 (8.68%) Lead
3 21 (8.68%) Senior
4 18 (7.44%) DBA
5 14 (5.79%) Administrator
5 14 (5.79%) Data Engineer
5 14 (5.79%) DevOps Engineer
6 13 (5.37%) SQL DBA
7 12 (4.96%) Microsoft 365 Engineer
8 10 (4.13%) Platform Engineer
9 9 (3.72%) Java Engineer
10 8 (3.31%) Consultant
11 7 (2.89%) Cloud Engineer
11 7 (2.89%) Linux Administrator
11 7 (2.89%) Network Engineer
11 7 (2.89%) Oracle DBA
12 6 (2.48%) Cloud Architect
13 5 (2.07%) Linux Systems Administrator
13 5 (2.07%) Systems Administrator
Libraries, Frameworks & Software Standards
1 19 (7.85%) OAuth
2 18 (7.44%) Spring
3 16 (6.61%) LDAP
4 15 (6.20%) Spring Boot
5 14 (5.79%) RESTful
5 14 (5.79%) SAML
6 11 (4.55%) REST
7 10 (4.13%) Kafka
7 10 (4.13%) PySpark
8 7 (2.89%) .NET
9 6 (2.48%) Middleware
9 6 (2.48%) Node.js
10 5 (2.07%) AngularJS
10 5 (2.07%) Elastic Stack
10 5 (2.07%) JSON
10 5 (2.07%) OpenTelemetry
11 4 (1.65%) ARM Templates
11 4 (1.65%) JPA
11 4 (1.65%) React
11 4 (1.65%) XML
Miscellaneous
1 36 (14.88%) Cloud Native
2 24 (9.92%) Replication
3 15 (6.20%) Distributed Systems
3 15 (6.20%) Hybrid Cloud
4 12 (4.96%) Data Centre
5 11 (4.55%) BYOD
6 9 (3.72%) Clustering
7 7 (2.89%) EMV
8 6 (2.48%) Foreign Exchange (FX)
9 5 (2.07%) Legacy Systems
9 5 (2.07%) Onboarding
9 5 (2.07%) Tandem
10 4 (1.65%) Data Protection Act
10 4 (1.65%) Mainframe
11 3 (1.24%) DataPower
11 3 (1.24%) Derivative
11 3 (1.24%) Distributed Architecture
11 3 (1.24%) Enterprise Storage
11 3 (1.24%) Fixed Income
11 3 (1.24%) NHS
Operating Systems
1 39 (16.12%) Linux
2 30 (12.40%) Windows
3 22 (9.09%) Windows Server
4 8 (3.31%) Red Hat Enterprise Linux
4 8 (3.31%) VMS
5 6 (2.48%) Unix
6 4 (1.65%) CentOS
6 4 (1.65%) Ubuntu
7 2 (0.83%) Solaris
8 1 (0.41%) Android
8 1 (0.41%) Apple iOS
8 1 (0.41%) Data ONTAP
8 1 (0.41%) Windows Server 2016
Processes & Methodologies
1 93 (38.43%) DevOps
2 86 (35.54%) CI/CD
3 77 (31.82%) Disaster Recovery
4 67 (27.69%) Infrastructure as Code
5 60 (24.79%) Problem-Solving
6 41 (16.94%) Agile
6 41 (16.94%) Performance Tuning
7 40 (16.53%) Containerisation
8 35 (14.46%) Root Cause Analysis
9 34 (14.05%) Microservices
10 33 (13.64%) Migration
11 29 (11.98%) Roadmaps
12 28 (11.57%) Analytics
13 26 (10.74%) Observability
13 26 (10.74%) RBAC
14 25 (10.33%) Continuous Improvement
14 25 (10.33%) Identity Access Management
14 25 (10.33%) Task Automation
15 22 (9.09%) ITIL
16 20 (8.26%) Stakeholder Management
Programming Languages
1 64 (26.45%) Python
2 58 (23.97%) SQL
3 48 (19.83%) PowerShell
4 28 (11.57%) Java
5 27 (11.16%) Bash
6 12 (4.96%) Scala
7 9 (3.72%) JavaScript
8 7 (2.89%) C#
8 7 (2.89%) Perl
9 6 (2.48%) C
10 5 (2.07%) Bicep
10 5 (2.07%) COBOL
10 5 (2.07%) Shell Script
11 4 (1.65%) C++
11 4 (1.65%) PHP
11 4 (1.65%) PL/SQL
12 3 (1.24%) TypeScript
13 2 (0.83%) Kotlin
14 1 (0.41%) Cypher
14 1 (0.41%) Swift
Qualifications
1 60 (24.79%) Security Cleared
2 48 (19.83%) SC Cleared
3 16 (6.61%) Degree
3 16 (6.61%) Microsoft Certification
4 15 (6.20%) AWS Certification
5 13 (5.37%) Azure Certification
6 8 (3.31%) AWS Certified Solutions Architect
6 8 (3.31%) Cisco Certification
6 8 (3.31%) DV Cleared
6 8 (3.31%) MCSA
6 8 (3.31%) MCSE
7 6 (2.48%) CCNA
8 5 (2.07%) CCNP
8 5 (2.07%) Computer Science Degree
8 5 (2.07%) ITIL Certification
9 4 (1.65%) BPSS Clearance
9 4 (1.65%) MCTS
9 4 (1.65%) PMI Certification
9 4 (1.65%) PMP
9 4 (1.65%) TOGAF Certification
Quality Assurance & Compliance
1 20 (8.26%) GDPR
2 15 (6.20%) Sarbanes-Oxley
3 13 (5.37%) Data Quality
4 12 (4.96%) QA
5 7 (2.89%) PCI DSS
5 7 (2.89%) SLA
6 5 (2.07%) ISO 8583
7 3 (1.24%) NCSC
8 2 (0.83%) DICOM
8 2 (0.83%) HL7
9 1 (0.41%) Accessibility
9 1 (0.41%) California Consumer Privacy Act
9 1 (0.41%) GRC
9 1 (0.41%) HIPAA
9 1 (0.41%) ISO 22301
9 1 (0.41%) NIST
9 1 (0.41%) NIST 800
System Software
1 41 (16.94%) Active Directory
1 41 (16.94%) Docker
2 8 (3.31%) Virtual Machines
2 8 (3.31%) VMware Infrastructure
3 6 (2.48%) vSphere
4 4 (1.65%) Virtual Desktop
4 4 (1.65%) VMware ESXi
4 4 (1.65%) VMware NSX
5 3 (1.24%) Oracle RAC
6 2 (0.83%) NFS
7 1 (0.41%) Apache ZooKeeper
7 1 (0.41%) Firmware
7 1 (0.41%) GPFS
7 1 (0.41%) HDFS
7 1 (0.41%) Lustre
7 1 (0.41%) Microsoft App-V
7 1 (0.41%) Slurm Workload Manager
7 1 (0.41%) Veritas File System
7 1 (0.41%) Veritas Volume Manager
Systems Management
1 65 (26.86%) Terraform
2 54 (22.31%) Kubernetes
3 33 (13.64%) Ansible
4 23 (9.50%) Active Directory Federation Services
5 16 (6.61%) Grafana
6 14 (5.79%) Single Sign-On
7 13 (5.37%) Prometheus
8 11 (4.55%) Microsoft Intune
9 8 (3.31%) vCenter Server
10 7 (2.89%) ITRS Geneos
11 5 (2.07%) Kibana
12 3 (1.24%) Argo
12 3 (1.24%) FortiGate
12 3 (1.24%) Microsoft Clustering
12 3 (1.24%) PowerCLI
12 3 (1.24%) Rancher
13 2 (0.83%) Data Guard
13 2 (0.83%) Progress Chef
13 2 (0.83%) Puppet
13 2 (0.83%) Red Hat Satellite
Vendors
1 54 (22.31%) Microsoft
2 23 (9.50%) Oracle
3 22 (9.09%) Databricks
4 20 (8.26%) Splunk
5 14 (5.79%) Okta
6 12 (4.96%) VMware
7 10 (4.13%) Red Hat
8 9 (3.72%) Palo Alto
9 8 (3.31%) Cisco
10 7 (2.89%) SAP
11 6 (2.48%) Nokia
12 5 (2.07%) HP
12 5 (2.07%) Solace
13 4 (1.65%) Actix
13 4 (1.65%) AppDynamics
13 4 (1.65%) Ericsson
13 4 (1.65%) Google
13 4 (1.65%) Pure Storage
14 3 (1.24%) Fortinet
14 3 (1.24%) Meraki