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

6 months to
13 Feb 2026
Same period 2025 Same period 2024
Rank 184 144 205
Rank change year-on-year -40 +61 +23
Contract jobs citing High Availability 220 257 202
As % of all contract jobs in London 1.44% 1.89% 1.10%
As % of the Processes & Methodologies category 1.59% 2.09% 1.24%
Number of daily rates quoted 158 162 152
10th Percentile £371 £332 £300
25th Percentile £425 £463 £461
Median daily rate (50th Percentile) £525 £578 £600
Median % change year-on-year -9.14% -3.69% -
75th Percentile £642 £709 £688
90th Percentile £750 £775 £700
England median daily rate £500 £575 £550
% change year-on-year -13.04% +4.55% -
Number of hourly rates quoted 2 4 1
10th Percentile £26.28 £21.10 -
25th Percentile £31.20 £22.84 £91.25
Median hourly rate £40.38 £23.80 £92.50
Median % change year-on-year +69.67% -74.27% +259.78%
75th Percentile £50.54 - £93.75
90th Percentile £56.05 - -
England median hourly rate £61.38 £23.80 £88.50
% change year-on-year +157.90% -73.11% +244.22%

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 13,833 12,324 16,296
As % of all contract IT jobs advertised in London 90.73% 90.63% 88.57%
Number of daily rates quoted 9,202 7,872 11,677
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% - -8.33%
75th Percentile £650 £675 £675
90th Percentile £750 £800 £788
England median daily rate £500 £525 £525
% change year-on-year -4.76% - -4.55%
Number of hourly rates quoted 211 152 339
10th Percentile £18.25 £21.03 £16.02
25th Percentile £25.15 £25.56 £19.49
Median hourly rate £35.00 £37.25 £30.00
Median % change year-on-year -6.04% +24.17% -14.29%
75th Percentile £56.25 £55.38 £51.25
90th Percentile £70.00 £79.88 £72.50
England median hourly rate £25.77 £35.00 £35.00
% change year-on-year -26.37% - -

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 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 13 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 13 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 24 £563 -2.17% 19
West London -16 6 £375 -21.05% 4
South London -7 5 £300 - 6
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 11 (5.00%) Microsoft Exchange
2 3 (1.36%) Apache Spark
2 3 (1.36%) Confluence
2 3 (1.36%) Drupal
2 3 (1.36%) Ethereum
2 3 (1.36%) Hyperledger
2 3 (1.36%) WordPress
3 2 (0.91%) Apache
3 2 (0.91%) Oracle HTTP Server
3 2 (0.91%) SharePoint
3 2 (0.91%) Tomcat
3 2 (0.91%) WebLogic
4 1 (0.45%) OpenStack
4 1 (0.45%) SAS
Applications
1 6 (2.73%) Microsoft Office
2 1 (0.45%) Microsoft Excel
2 1 (0.45%) Weka
Business Applications
1 7 (3.18%) Veritas eDiscovery
2 5 (2.27%) BASE24
2 5 (2.27%) Payment Gateway
3 4 (1.82%) SAP S/4HANA
4 2 (0.91%) DELMIA
Cloud Services
1 77 (35.00%) Azure
2 73 (33.18%) AWS
3 28 (12.73%) GCP
4 27 (12.27%) GitHub
5 25 (11.36%) Amazon S3
6 23 (10.45%) Entra ID
7 22 (10.00%) AWS CloudFormation
8 21 (9.55%) Serverless
9 20 (9.09%) Azure DevOps
10 18 (8.18%) AWS Lambda
11 17 (7.73%) Virtual Private Cloud
12 16 (7.27%) Amazon CloudWatch
13 13 (5.91%) GitHub Actions
14 12 (5.45%) Amazon ECS
15 11 (5.00%) Amazon EC2
15 11 (5.00%) Microsoft 365
16 9 (4.09%) Amazon EKS
17 8 (3.64%) Azure Data Factory
17 8 (3.64%) Azure Monitor
17 8 (3.64%) Azure Synapse Analytics
Communications & Networking
1 33 (15.00%) DNS
2 30 (13.64%) Firewall
3 17 (7.73%) Network Security
3 17 (7.73%) VPN
4 16 (7.27%) DHCP
5 15 (6.82%) Kerberos
6 13 (5.91%) WAN
7 10 (4.55%) TCP/IP
8 9 (4.09%) LAN
9 8 (3.64%) BGP
9 8 (3.64%) SSL
9 8 (3.64%) Wireshark
10 7 (3.18%) 3GPP
10 7 (3.18%) 4G
10 7 (3.18%) LTE
10 7 (3.18%) OSPF
10 7 (3.18%) Radio Access Network
10 7 (3.18%) SD-WAN
11 5 (2.27%) Multicast
12 4 (1.82%) Wi-Fi
Database & Business Intelligence
1 17 (7.73%) PostgreSQL
2 14 (6.36%) Oracle Database
3 11 (5.00%) Amazon RDS
3 11 (5.00%) Azure SQL Database
4 9 (4.09%) Data Lake
5 8 (3.64%) SQL Server
6 7 (3.18%) SQL Server Integration Services
7 6 (2.73%) Delta Lake
7 6 (2.73%) Elasticsearch
7 6 (2.73%) MySQL
7 6 (2.73%) Relational Database
8 5 (2.27%) NonStop SQL
8 5 (2.27%) SQL Server Analysis Services
8 5 (2.27%) SQL Server Reporting Services
9 4 (1.82%) Data Warehouse
9 4 (1.82%) OLTP
10 3 (1.36%) DynamoDB
10 3 (1.36%) MongoDB
10 3 (1.36%) NoSQL
10 3 (1.36%) Oracle Reports
Development Applications
1 30 (13.64%) Jenkins
2 26 (11.82%) Git
3 16 (7.27%) GitLab
4 10 (4.55%) JIRA
5 4 (1.82%) GCC
6 3 (1.36%) GDB
6 3 (1.36%) JUnit
6 3 (1.36%) SQL Server Management Studio (SSMS)
7 2 (0.91%) IBM UrbanCode
7 2 (0.91%) MLflow
7 2 (0.91%) Sonatype Nexus
7 2 (0.91%) Subversion
7 2 (0.91%) Team Foundation Server
7 2 (0.91%) TeamCity
8 1 (0.45%) Android Studio
8 1 (0.45%) Artifactory
8 1 (0.45%) Bitbucket
8 1 (0.45%) Cypress.io
8 1 (0.45%) Gradle
8 1 (0.45%) Jaeger
General
1 84 (38.18%) Social Skills
2 46 (20.91%) Finance
3 24 (10.91%) Banking
4 20 (9.09%) Analytical Skills
5 16 (7.27%) Public Sector
6 11 (5.00%) Documentation Skills
6 11 (5.00%) Telecoms
7 7 (3.18%) Legal
8 6 (2.73%) Inclusion and Diversity
8 6 (2.73%) Influencing Skills
8 6 (2.73%) Retail
9 4 (1.82%) Manufacturing
9 4 (1.82%) Presentation Skills
10 3 (1.36%) Financial Institution
10 3 (1.36%) International Banking
11 2 (0.91%) Billing
11 2 (0.91%) Front Office
11 2 (0.91%) Games
11 2 (0.91%) Law
11 2 (0.91%) Organisational Skills
Job Titles
1 22 (10.00%) Developer
2 21 (9.55%) Architect
2 21 (9.55%) DevOps Engineer
3 19 (8.64%) Lead
3 19 (8.64%) Senior
4 13 (5.91%) Administrator
5 10 (4.55%) DBA
6 9 (4.09%) Data Engineer
6 9 (4.09%) Java Engineer
7 8 (3.64%) Cloud Engineer
7 8 (3.64%) Linux Administrator
7 8 (3.64%) Microsoft 365 Engineer
7 8 (3.64%) Network Engineer
7 8 (3.64%) Senior DevOps
7 8 (3.64%) Senior DevOps Engineer
8 7 (3.18%) Cloud Architect
8 7 (3.18%) Network Design Specialist
8 7 (3.18%) Network Specialist
8 7 (3.18%) Oracle DBA
8 7 (3.18%) Performance Specialist
Libraries, Frameworks & Software Standards
1 19 (8.64%) OAuth
2 18 (8.18%) Spring
3 16 (7.27%) Spring Boot
4 15 (6.82%) SAML
5 14 (6.36%) LDAP
6 13 (5.91%) REST
6 13 (5.91%) RESTful
7 9 (4.09%) Kafka
8 8 (3.64%) Elastic Stack
8 8 (3.64%) JSON
8 8 (3.64%) XML
9 6 (2.73%) FIX Protocol
9 6 (2.73%) Middleware
9 6 (2.73%) PySpark
10 5 (2.27%) .NET
10 5 (2.27%) AngularJS
10 5 (2.27%) Hibernate
10 5 (2.27%) JPA
10 5 (2.27%) Node.js
10 5 (2.27%) OpenTelemetry
Miscellaneous
1 38 (17.27%) Cloud Native
2 27 (12.27%) Replication
3 18 (8.18%) Distributed Systems
4 16 (7.27%) Hybrid Cloud
5 13 (5.91%) Data Centre
6 7 (3.18%) BYOD
6 7 (3.18%) Foreign Exchange (FX)
7 6 (2.73%) Clustering
8 5 (2.27%) Algorithms
8 5 (2.27%) EMV
8 5 (2.27%) Tandem
9 4 (1.82%) Distributed Architecture
9 4 (1.82%) Onboarding
10 3 (1.36%) Blockchain
10 3 (1.36%) DataPower
10 3 (1.36%) Derivative
10 3 (1.36%) Enterprise Software
10 3 (1.36%) Fixed Income
10 3 (1.36%) Linux Command Line
10 3 (1.36%) NHS
Operating Systems
1 42 (19.09%) Linux
2 26 (11.82%) Windows
3 20 (9.09%) Windows Server
4 9 (4.09%) Red Hat Enterprise Linux
5 7 (3.18%) Unix
5 7 (3.18%) VMS
6 4 (1.82%) CentOS
6 4 (1.82%) Solaris
6 4 (1.82%) Ubuntu
7 2 (0.91%) Windows Server 2016
8 1 (0.45%) Android
8 1 (0.45%) Apple iOS
8 1 (0.45%) Windows Server 2019
Processes & Methodologies
1 93 (42.27%) DevOps
2 86 (39.09%) CI/CD
3 66 (30.00%) Infrastructure as Code
4 59 (26.82%) Disaster Recovery
5 54 (24.55%) Problem-Solving
6 39 (17.73%) Containerisation
7 37 (16.82%) Agile
8 36 (16.36%) Root Cause Analysis
9 32 (14.55%) Microservices
10 31 (14.09%) Performance Tuning
11 30 (13.64%) Migration
12 28 (12.73%) Observability
12 28 (12.73%) RBAC
13 25 (11.36%) Continuous Improvement
14 23 (10.45%) Incident Response
14 23 (10.45%) Task Automation
15 22 (10.00%) Identity Access Management
15 22 (10.00%) Roadmaps
16 21 (9.55%) Stakeholder Management
17 20 (9.09%) ITIL
Programming Languages
1 63 (28.64%) Python
2 44 (20.00%) PowerShell
3 42 (19.09%) SQL
4 30 (13.64%) Bash
5 26 (11.82%) Java
6 9 (4.09%) JavaScript
7 7 (3.18%) C#
8 6 (2.73%) Perl
8 6 (2.73%) Scala
8 6 (2.73%) Shell Script
9 5 (2.27%) C
9 5 (2.27%) COBOL
9 5 (2.27%) PHP
10 4 (1.82%) PL/SQL
11 3 (1.36%) C++
12 2 (0.91%) Bicep
12 2 (0.91%) Kotlin
12 2 (0.91%) TypeScript
13 1 (0.45%) Cypher
13 1 (0.45%) Swift
Qualifications
1 50 (22.73%) Security Cleared
2 41 (18.64%) SC Cleared
3 13 (5.91%) AWS Certification
3 13 (5.91%) Degree
4 10 (4.55%) Azure Certification
4 10 (4.55%) Microsoft Certification
5 8 (3.64%) AWS Certified Solutions Architect
5 8 (3.64%) Cisco Certification
6 7 (3.18%) MCSA
6 7 (3.18%) MCSE
7 6 (2.73%) CCNA
7 6 (2.73%) DV Cleared
8 5 (2.27%) CCNP
8 5 (2.27%) Computer Science Degree
8 5 (2.27%) ITIL Certification
9 4 (1.82%) PMI Certification
9 4 (1.82%) PMP
10 3 (1.36%) AWS Certified DevOps Engineer
10 3 (1.36%) BPSS Clearance
11 2 (0.91%) TOGAF Certification
Quality Assurance & Compliance
1 20 (9.09%) GDPR
2 16 (7.27%) Sarbanes-Oxley
3 9 (4.09%) QA
4 7 (3.18%) Data Quality
5 5 (2.27%) ISO 8583
6 4 (1.82%) PCI DSS
7 3 (1.36%) SLA
8 1 (0.45%) Accessibility
8 1 (0.45%) California Consumer Privacy Act
8 1 (0.45%) GRC
8 1 (0.45%) HIPAA
8 1 (0.45%) ISO 22301
8 1 (0.45%) NCSC
8 1 (0.45%) NIST
8 1 (0.45%) NIST 800
System Software
1 44 (20.00%) Docker
2 27 (12.27%) Active Directory
3 11 (5.00%) VMware Infrastructure
4 6 (2.73%) Virtual Machines
4 6 (2.73%) vSphere
5 5 (2.27%) VMware ESXi
6 4 (1.82%) Virtual Desktop
6 4 (1.82%) VMware NSX
7 3 (1.36%) Oracle RAC
8 2 (0.91%) NFS
8 2 (0.91%) Veritas File System
8 2 (0.91%) Veritas Volume Manager
9 1 (0.45%) Apache ZooKeeper
9 1 (0.45%) GPFS
9 1 (0.45%) HDFS
9 1 (0.45%) Lustre
9 1 (0.45%) Microsoft App-V
9 1 (0.45%) Slurm Workload Manager
Systems Management
1 62 (28.18%) Terraform
2 56 (25.45%) Kubernetes
3 38 (17.27%) Ansible
4 21 (9.55%) Active Directory Federation Services
5 15 (6.82%) Grafana
5 15 (6.82%) Single Sign-On
6 13 (5.91%) Prometheus
7 10 (4.55%) ITRS Geneos
8 8 (3.64%) Kibana
8 8 (3.64%) Microsoft Intune
9 7 (3.18%) vCenter Server
10 5 (2.27%) logstash
11 4 (1.82%) FortiGate
12 3 (1.36%) Argo
12 3 (1.36%) Microsoft Clustering
12 3 (1.36%) QRadar
12 3 (1.36%) Red Hat Satellite
13 2 (0.91%) Kubeflow
13 2 (0.91%) PowerCLI
13 2 (0.91%) Rancher
Vendors
1 41 (18.64%) Microsoft
2 19 (8.64%) Oracle
2 19 (8.64%) Splunk
3 15 (6.82%) Databricks
4 14 (6.36%) Okta
5 13 (5.91%) Palo Alto
5 13 (5.91%) VMware
6 12 (5.45%) Red Hat
7 10 (4.55%) Cisco
8 9 (4.09%) Nokia
9 8 (3.64%) Ericsson
9 8 (3.64%) SAP
9 8 (3.64%) Solace
10 7 (3.18%) Actix
11 6 (2.73%) F5
12 5 (2.27%) CheckPoint
12 5 (2.27%) HP
13 4 (1.82%) Fortinet
13 4 (1.82%) Google
13 4 (1.82%) TIBCO