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

6 months to
27 Feb 2026
Same period 2025 Same period 2024
Rank 188 133 205
Rank change year-on-year -55 +72 +10
Contract jobs citing High Availability 226 265 196
As % of all contract jobs in London 1.42% 1.97% 1.08%
As % of the Processes & Methodologies category 1.58% 2.17% 1.22%
Number of daily rates quoted 156 172 148
10th Percentile £375 £363 £300
25th Percentile £425 £454 £461
Median daily rate (50th Percentile) £525 £575 £600
Median % change year-on-year -8.70% -4.17% -
75th Percentile £645 £700 £678
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% +106.51%

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 14,339 12,191 16,129
As % of all contract IT jobs advertised in London 90.30% 90.76% 88.53%
Number of daily rates quoted 9,629 7,896 11,545
10th Percentile £350 £350 £340
25th Percentile £425 £450 £450
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - -7.56%
75th Percentile £650 £675 £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 218 158 346
10th Percentile £18.07 £20.93 £16.00
25th Percentile £23.40 £25.81 £19.40
Median hourly rate £35.00 £36.75 £30.00
Median % change year-on-year -4.76% +22.50% -15.49%
75th Percentile £56.99 £54.88 £49.97
90th Percentile £72.50 £78.51 £72.00
England median hourly rate £28.50 £35.00 £34.23
% change year-on-year -18.57% +2.25% -2.20%

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 27 February 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 27 February 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 27 February 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 -35 26 £563 -2.17% 27
South London -15 7 £300 -36.68% 3
West London -14 6 £375 -21.05% 5
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 15 (6.64%) Microsoft Exchange
2 3 (1.33%) Apache Spark
2 3 (1.33%) Confluence
2 3 (1.33%) Ethereum
2 3 (1.33%) Hyperledger
2 3 (1.33%) SharePoint
3 2 (0.88%) Apache
3 2 (0.88%) Drupal
3 2 (0.88%) Oracle HTTP Server
3 2 (0.88%) Tomcat
3 2 (0.88%) WebLogic
3 2 (0.88%) WordPress
4 1 (0.44%) OpenStack
4 1 (0.44%) Oracle Workflow
4 1 (0.44%) SharePoint Server
Applications
1 7 (3.10%) Microsoft Office
2 1 (0.44%) Microsoft Excel
2 1 (0.44%) Weka
Business Applications
1 8 (3.54%) Veritas eDiscovery
2 5 (2.21%) BASE24
2 5 (2.21%) Payment Gateway
3 3 (1.33%) SAP S/4HANA
4 2 (0.88%) DELMIA
Cloud Services
1 84 (37.17%) Azure
2 75 (33.19%) AWS
3 33 (14.60%) GCP
4 28 (12.39%) GitHub
5 25 (11.06%) Amazon S3
6 24 (10.62%) AWS CloudFormation
7 23 (10.18%) Entra ID
8 22 (9.73%) Azure DevOps
9 20 (8.85%) Serverless
10 17 (7.52%) Amazon CloudWatch
10 17 (7.52%) AWS Lambda
11 16 (7.08%) Virtual Private Cloud
12 15 (6.64%) Microsoft 365
13 13 (5.75%) GitHub Actions
14 12 (5.31%) Amazon EC2
14 12 (5.31%) Amazon ECS
15 10 (4.42%) Azure Data Factory
15 10 (4.42%) Azure Monitor
15 10 (4.42%) Azure Synapse Analytics
16 8 (3.54%) Amazon EKS
Communications & Networking
1 35 (15.49%) DNS
2 29 (12.83%) Firewall
3 17 (7.52%) DHCP
3 17 (7.52%) Network Security
4 15 (6.64%) Kerberos
4 15 (6.64%) VPN
5 12 (5.31%) WAN
6 10 (4.42%) TCP/IP
7 9 (3.98%) LAN
8 8 (3.54%) SSL
9 7 (3.10%) BGP
10 6 (2.65%) OSPF
10 6 (2.65%) SD-WAN
11 5 (2.21%) 3GPP
11 5 (2.21%) 4G
11 5 (2.21%) LTE
11 5 (2.21%) Radio Access Network
11 5 (2.21%) Wireshark
12 4 (1.77%) Multicast
12 4 (1.77%) NAS
Database & Business Intelligence
1 15 (6.64%) PostgreSQL
2 14 (6.19%) Azure SQL Database
2 14 (6.19%) Oracle Database
3 13 (5.75%) SQL Server
4 10 (4.42%) Amazon RDS
4 10 (4.42%) Data Lake
5 8 (3.54%) Delta Lake
6 7 (3.10%) SQL Server Integration Services
7 6 (2.65%) MySQL
8 5 (2.21%) NonStop SQL
8 5 (2.21%) Relational Database
8 5 (2.21%) SQL Server Analysis Services
8 5 (2.21%) SQL Server Reporting Services
9 4 (1.77%) Data Warehouse
9 4 (1.77%) Elasticsearch
9 4 (1.77%) OLTP
10 3 (1.33%) DynamoDB
10 3 (1.33%) MongoDB
10 3 (1.33%) NoSQL
10 3 (1.33%) Oracle Reports
Development Applications
1 28 (12.39%) Jenkins
2 25 (11.06%) Git
3 16 (7.08%) GitLab
4 10 (4.42%) JIRA
5 3 (1.33%) GCC
5 3 (1.33%) SQL Server Management Studio (SSMS)
6 2 (0.88%) GDB
6 2 (0.88%) IBM UrbanCode
6 2 (0.88%) JUnit
6 2 (0.88%) MLflow
6 2 (0.88%) Sonatype Nexus
6 2 (0.88%) Subversion
6 2 (0.88%) Team Foundation Server
6 2 (0.88%) TeamCity
7 1 (0.44%) Artifactory
7 1 (0.44%) Cypress.io
7 1 (0.44%) Gradle
7 1 (0.44%) Maven
7 1 (0.44%) MSI
7 1 (0.44%) Xcode
General
1 84 (37.17%) Social Skills
2 47 (20.80%) Finance
3 28 (12.39%) Banking
4 20 (8.85%) Analytical Skills
5 18 (7.96%) Public Sector
6 12 (5.31%) Documentation Skills
7 8 (3.54%) Telecoms
8 7 (3.10%) Legal
8 7 (3.10%) Retail
9 6 (2.65%) Inclusion and Diversity
9 6 (2.65%) Influencing Skills
9 6 (2.65%) Presentation Skills
10 4 (1.77%) Manufacturing
11 3 (1.33%) Financial Institution
11 3 (1.33%) International Banking
11 3 (1.33%) Investment Banking
12 2 (0.88%) Billing
12 2 (0.88%) Front Office
12 2 (0.88%) Games
12 2 (0.88%) Law
Job Titles
1 25 (11.06%) Architect
2 21 (9.29%) Developer
2 21 (9.29%) Senior
3 19 (8.41%) Lead
4 18 (7.96%) DevOps Engineer
5 14 (6.19%) Administrator
6 12 (5.31%) Microsoft 365 Engineer
7 11 (4.87%) Data Engineer
7 11 (4.87%) DBA
8 9 (3.98%) Java Engineer
9 8 (3.54%) Linux Administrator
9 8 (3.54%) Senior DevOps
9 8 (3.54%) Senior DevOps Engineer
10 7 (3.10%) Cloud Engineer
10 7 (3.10%) Consultant
10 7 (3.10%) Network Engineer
10 7 (3.10%) Oracle DBA
10 7 (3.10%) SQL DBA
11 6 (2.65%) Cloud Architect
11 6 (2.65%) Platform Engineer
Libraries, Frameworks & Software Standards
1 19 (8.41%) OAuth
2 17 (7.52%) Spring
3 15 (6.64%) LDAP
3 15 (6.64%) Spring Boot
4 14 (6.19%) SAML
5 13 (5.75%) RESTful
6 11 (4.87%) REST
7 9 (3.98%) Kafka
8 8 (3.54%) PySpark
9 6 (2.65%) .NET
9 6 (2.65%) Elastic Stack
9 6 (2.65%) JSON
9 6 (2.65%) Middleware
9 6 (2.65%) XML
10 5 (2.21%) AngularJS
10 5 (2.21%) Node.js
10 5 (2.21%) OpenTelemetry
11 4 (1.77%) ARM Templates
11 4 (1.77%) FIX Protocol
11 4 (1.77%) React
Miscellaneous
1 35 (15.49%) Cloud Native
2 26 (11.50%) Replication
3 15 (6.64%) Distributed Systems
3 15 (6.64%) Hybrid Cloud
4 12 (5.31%) Data Centre
5 11 (4.87%) BYOD
6 7 (3.10%) EMV
7 6 (2.65%) Clustering
7 6 (2.65%) Foreign Exchange (FX)
8 5 (2.21%) Tandem
9 4 (1.77%) Data Protection Act
9 4 (1.77%) Legacy Systems
9 4 (1.77%) Mainframe
9 4 (1.77%) Onboarding
10 3 (1.33%) Algorithms
10 3 (1.33%) Blockchain
10 3 (1.33%) DataPower
10 3 (1.33%) Derivative
10 3 (1.33%) Distributed Architecture
10 3 (1.33%) Linux Command Line
Operating Systems
1 39 (17.26%) Linux
2 25 (11.06%) Windows
3 18 (7.96%) Windows Server
4 9 (3.98%) Red Hat Enterprise Linux
5 7 (3.10%) Unix
5 7 (3.10%) VMS
6 4 (1.77%) CentOS
6 4 (1.77%) Solaris
6 4 (1.77%) Ubuntu
7 1 (0.44%) Android
7 1 (0.44%) Apple iOS
7 1 (0.44%) Windows Server 2016
Processes & Methodologies
1 90 (39.82%) DevOps
2 84 (37.17%) CI/CD
3 66 (29.20%) Infrastructure as Code
4 65 (28.76%) Disaster Recovery
5 54 (23.89%) Problem-Solving
6 38 (16.81%) Containerisation
6 38 (16.81%) Root Cause Analysis
7 35 (15.49%) Agile
8 32 (14.16%) Performance Tuning
9 31 (13.72%) Microservices
10 29 (12.83%) Migration
11 27 (11.95%) Observability
11 27 (11.95%) Roadmaps
12 26 (11.50%) RBAC
13 25 (11.06%) Continuous Improvement
14 23 (10.18%) Identity Access Management
14 23 (10.18%) Incident Response
15 22 (9.73%) ITIL
15 22 (9.73%) Task Automation
16 21 (9.29%) Analytics
Programming Languages
1 64 (28.32%) Python
2 46 (20.35%) SQL
3 44 (19.47%) PowerShell
4 30 (13.27%) Bash
5 26 (11.50%) Java
6 10 (4.42%) Scala
7 9 (3.98%) JavaScript
8 6 (2.65%) C#
8 6 (2.65%) Perl
9 5 (2.21%) C
9 5 (2.21%) COBOL
9 5 (2.21%) Shell Script
10 4 (1.77%) PHP
10 4 (1.77%) PL/SQL
11 3 (1.33%) C++
12 2 (0.88%) Bicep
12 2 (0.88%) Kotlin
12 2 (0.88%) TypeScript
13 1 (0.44%) Cypher
13 1 (0.44%) Swift
Qualifications
1 53 (23.45%) Security Cleared
2 43 (19.03%) SC Cleared
3 15 (6.64%) AWS Certification
4 14 (6.19%) Degree
5 12 (5.31%) Microsoft Certification
6 9 (3.98%) Azure Certification
7 8 (3.54%) AWS Certified Solutions Architect
7 8 (3.54%) Cisco Certification
7 8 (3.54%) DV Cleared
7 8 (3.54%) MCSA
7 8 (3.54%) MCSE
8 6 (2.65%) CCNA
9 5 (2.21%) CCNP
9 5 (2.21%) Computer Science Degree
9 5 (2.21%) ITIL Certification
10 4 (1.77%) PMI Certification
10 4 (1.77%) PMP
10 4 (1.77%) TOGAF Certification
11 3 (1.33%) AWS Certified DevOps Engineer
11 3 (1.33%) BPSS Clearance
Quality Assurance & Compliance
1 20 (8.85%) GDPR
2 16 (7.08%) Sarbanes-Oxley
3 11 (4.87%) Data Quality
3 11 (4.87%) QA
4 7 (3.10%) SLA
5 6 (2.65%) PCI DSS
6 5 (2.21%) ISO 8583
7 1 (0.44%) Accessibility
7 1 (0.44%) California Consumer Privacy Act
7 1 (0.44%) DICOM
7 1 (0.44%) GRC
7 1 (0.44%) HIPAA
7 1 (0.44%) HL7
7 1 (0.44%) ISO 22301
7 1 (0.44%) NCSC
7 1 (0.44%) NIST
7 1 (0.44%) NIST 800
System Software
1 43 (19.03%) Docker
2 32 (14.16%) Active Directory
3 9 (3.98%) VMware Infrastructure
4 6 (2.65%) Virtual Machines
4 6 (2.65%) vSphere
5 5 (2.21%) VMware ESXi
6 4 (1.77%) Virtual Desktop
6 4 (1.77%) VMware NSX
7 3 (1.33%) Oracle RAC
8 2 (0.88%) NFS
8 2 (0.88%) Veritas File System
8 2 (0.88%) Veritas Volume Manager
9 1 (0.44%) Apache ZooKeeper
9 1 (0.44%) GPFS
9 1 (0.44%) HDFS
9 1 (0.44%) Lustre
9 1 (0.44%) Microsoft App-V
9 1 (0.44%) Slurm Workload Manager
Systems Management
1 62 (27.43%) Terraform
2 53 (23.45%) Kubernetes
3 37 (16.37%) Ansible
4 23 (10.18%) Active Directory Federation Services
5 16 (7.08%) Grafana
6 14 (6.19%) Single Sign-On
7 13 (5.75%) Prometheus
8 11 (4.87%) Microsoft Intune
9 8 (3.54%) ITRS Geneos
10 7 (3.10%) vCenter Server
11 6 (2.65%) Kibana
12 3 (1.33%) Argo
12 3 (1.33%) FortiGate
12 3 (1.33%) logstash
12 3 (1.33%) Microsoft Clustering
12 3 (1.33%) QRadar
12 3 (1.33%) Red Hat Satellite
13 2 (0.88%) Data Guard
13 2 (0.88%) Progress Chef
13 2 (0.88%) Puppet
Vendors
1 44 (19.47%) Microsoft
2 22 (9.73%) Oracle
3 20 (8.85%) Splunk
4 19 (8.41%) Databricks
5 14 (6.19%) Okta
6 13 (5.75%) Palo Alto
7 12 (5.31%) Red Hat
7 12 (5.31%) VMware
8 8 (3.54%) Cisco
9 7 (3.10%) Nokia
9 7 (3.10%) SAP
10 6 (2.65%) F5
10 6 (2.65%) Solace
11 5 (2.21%) Actix
11 5 (2.21%) CheckPoint
11 5 (2.21%) Ericsson
11 5 (2.21%) HP
12 4 (1.77%) Google
12 4 (1.77%) Pure Storage
12 4 (1.77%) Zscaler