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

6 months to
6 Feb 2026
Same period 2025 Same period 2024
Rank 191 143 207
Rank change year-on-year -48 +64 +19
Contract jobs citing High Availability 216 255 201
As % of all contract jobs in London 1.45% 1.86% 1.09%
As % of the Processes & Methodologies category 1.59% 2.05% 1.23%
Number of daily rates quoted 156 159 152
10th Percentile £375 £336 £301
25th Percentile £425 £463 £463
Median daily rate (50th Percentile) £525 £575 £600
Median % change year-on-year -8.70% -4.17% -
75th Percentile £638 £700 £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 1 4 1
10th Percentile - £21.10 -
25th Percentile - £22.84 £91.25
Median hourly rate £23.00 £23.80 £92.50
Median % change year-on-year -3.36% -74.27% +259.78%
75th Percentile - - £93.75
90th Percentile - - -
England median hourly rate £57.50 £23.80 £88.50
% change year-on-year +141.59% -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 13,562 12,418 16,381
As % of all contract IT jobs advertised in London 90.85% 90.52% 88.59%
Number of daily rates quoted 9,022 7,884 11,754
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 210 154 346
10th Percentile £18.25 £21.08 £16.00
25th Percentile £25.04 £25.48 £19.10
Median hourly rate £34.00 £36.65 £30.00
Median % change year-on-year -7.23% +22.17% -14.29%
75th Percentile £55.75 £53.75 £51.50
90th Percentile £70.25 £79.63 £72.50
England median hourly rate £25.15 £35.00 £35.50
% change year-on-year -28.14% -1.41% +2.66%

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 6 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
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 6 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 -34 22 £581 +1.09% 32
West London -17 6 £375 -21.05% 4
South London -8 3 £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 10 (4.63%) Microsoft Exchange
2 3 (1.39%) Apache Spark
2 3 (1.39%) Confluence
2 3 (1.39%) Drupal
2 3 (1.39%) Ethereum
2 3 (1.39%) Hyperledger
2 3 (1.39%) WordPress
3 2 (0.93%) Apache
3 2 (0.93%) Oracle HTTP Server
3 2 (0.93%) Tomcat
3 2 (0.93%) WebLogic
4 1 (0.46%) nginx
4 1 (0.46%) OpenStack
4 1 (0.46%) SAS
4 1 (0.46%) SharePoint
Applications
1 6 (2.78%) Microsoft Office
2 1 (0.46%) Microsoft Excel
2 1 (0.46%) Weka
Business Applications
1 7 (3.24%) Veritas eDiscovery
2 5 (2.31%) BASE24
2 5 (2.31%) Payment Gateway
3 4 (1.85%) SAP S/4HANA
4 2 (0.93%) DELMIA
Cloud Services
1 71 (32.87%) AWS
1 71 (32.87%) Azure
2 28 (12.96%) GitHub
3 25 (11.57%) Amazon S3
4 24 (11.11%) GCP
5 22 (10.19%) Entra ID
5 22 (10.19%) Serverless
6 21 (9.72%) AWS CloudFormation
7 19 (8.80%) AWS Lambda
7 19 (8.80%) Azure DevOps
8 17 (7.87%) Virtual Private Cloud
9 16 (7.41%) Amazon CloudWatch
10 14 (6.48%) GitHub Actions
11 12 (5.56%) Amazon ECS
12 11 (5.09%) Amazon EC2
13 10 (4.63%) Microsoft 365
14 9 (4.17%) Amazon EKS
15 8 (3.70%) Datadog
16 7 (3.24%) Azure Data Factory
16 7 (3.24%) Azure Synapse Analytics
Communications & Networking
1 33 (15.28%) DNS
2 29 (13.43%) Firewall
3 16 (7.41%) DHCP
3 16 (7.41%) VPN
4 15 (6.94%) Kerberos
4 15 (6.94%) Network Security
5 13 (6.02%) WAN
6 11 (5.09%) TCP/IP
7 9 (4.17%) LAN
8 8 (3.70%) SSL
8 8 (3.70%) Wireshark
9 7 (3.24%) 3GPP
9 7 (3.24%) 4G
9 7 (3.24%) BGP
9 7 (3.24%) LTE
9 7 (3.24%) Radio Access Network
9 7 (3.24%) SD-WAN
10 6 (2.78%) OSPF
11 5 (2.31%) Multicast
12 4 (1.85%) HTTP
Database & Business Intelligence
1 17 (7.87%) PostgreSQL
2 14 (6.48%) Oracle Database
3 11 (5.09%) Amazon RDS
4 10 (4.63%) Azure SQL Database
5 8 (3.70%) SQL Server
6 7 (3.24%) Data Lake
6 7 (3.24%) Elasticsearch
6 7 (3.24%) Relational Database
6 7 (3.24%) SQL Server Integration Services
7 6 (2.78%) MySQL
8 5 (2.31%) Delta Lake
8 5 (2.31%) NonStop SQL
8 5 (2.31%) SQL Server Analysis Services
8 5 (2.31%) SQL Server Reporting Services
9 4 (1.85%) OLTP
10 3 (1.39%) Data Warehouse
10 3 (1.39%) DynamoDB
10 3 (1.39%) Hadoop
10 3 (1.39%) MongoDB
10 3 (1.39%) Oracle Reports
Development Applications
1 30 (13.89%) Jenkins
2 26 (12.04%) Git
3 16 (7.41%) GitLab
4 10 (4.63%) JIRA
5 4 (1.85%) GCC
6 3 (1.39%) GDB
6 3 (1.39%) JUnit
6 3 (1.39%) SQL Server Management Studio (SSMS)
6 3 (1.39%) Subversion
6 3 (1.39%) TeamCity
7 2 (0.93%) Cypress.io
7 2 (0.93%) IBM UrbanCode
7 2 (0.93%) MLflow
7 2 (0.93%) Sonatype Nexus
7 2 (0.93%) Team Foundation Server
8 1 (0.46%) Android Studio
8 1 (0.46%) Gradle
8 1 (0.46%) Jaeger
8 1 (0.46%) Robot Framework
8 1 (0.46%) SonarQube
General
1 84 (38.89%) Social Skills
2 43 (19.91%) Finance
3 24 (11.11%) Banking
4 20 (9.26%) Analytical Skills
5 16 (7.41%) Public Sector
6 10 (4.63%) Telecoms
7 9 (4.17%) Documentation Skills
8 7 (3.24%) Legal
9 6 (2.78%) Inclusion and Diversity
9 6 (2.78%) Influencing Skills
9 6 (2.78%) Retail
10 4 (1.85%) Financial Institution
10 4 (1.85%) Manufacturing
10 4 (1.85%) Presentation Skills
11 3 (1.39%) International Banking
12 2 (0.93%) Billing
12 2 (0.93%) Front Office
12 2 (0.93%) Games
12 2 (0.93%) Investment Banking
12 2 (0.93%) Law
Job Titles
1 21 (9.72%) Developer
1 21 (9.72%) DevOps Engineer
2 19 (8.80%) Architect
2 19 (8.80%) Lead
3 17 (7.87%) Senior
4 13 (6.02%) Administrator
5 10 (4.63%) DBA
6 9 (4.17%) Java Engineer
6 9 (4.17%) Linux Administrator
6 9 (4.17%) Network Engineer
7 8 (3.70%) Data Engineer
7 8 (3.70%) Microsoft 365 Engineer
7 8 (3.70%) Senior DevOps
7 8 (3.70%) Senior DevOps Engineer
8 7 (3.24%) Cloud Architect
8 7 (3.24%) Cloud Engineer
8 7 (3.24%) Network Design Specialist
8 7 (3.24%) Network Specialist
8 7 (3.24%) Oracle DBA
8 7 (3.24%) Performance Specialist
Libraries, Frameworks & Software Standards
1 20 (9.26%) OAuth
2 18 (8.33%) Spring
3 16 (7.41%) Spring Boot
4 15 (6.94%) SAML
5 14 (6.48%) LDAP
5 14 (6.48%) REST
5 14 (6.48%) RESTful
6 9 (4.17%) Elastic Stack
6 9 (4.17%) JSON
6 9 (4.17%) Kafka
6 9 (4.17%) XML
7 6 (2.78%) .NET
7 6 (2.78%) FIX Protocol
7 6 (2.78%) Middleware
8 5 (2.31%) Hibernate
8 5 (2.31%) JPA
8 5 (2.31%) OpenTelemetry
8 5 (2.31%) PySpark
9 4 (1.85%) AngularJS
9 4 (1.85%) ARM Templates
Miscellaneous
1 38 (17.59%) Cloud Native
2 28 (12.96%) Replication
3 16 (7.41%) Hybrid Cloud
4 15 (6.94%) Distributed Systems
5 12 (5.56%) Data Centre
6 7 (3.24%) BYOD
6 7 (3.24%) Clustering
6 7 (3.24%) Foreign Exchange (FX)
7 5 (2.31%) Algorithms
7 5 (2.31%) EMV
7 5 (2.31%) Tandem
8 4 (1.85%) Distributed Architecture
8 4 (1.85%) Onboarding
9 3 (1.39%) Blockchain
9 3 (1.39%) DataPower
9 3 (1.39%) Fixed Income
9 3 (1.39%) Linux Command Line
9 3 (1.39%) Mainframe
9 3 (1.39%) NHS
10 2 (0.93%) Data Protection Act
Operating Systems
1 45 (20.83%) Linux
2 26 (12.04%) Windows
3 20 (9.26%) Windows Server
4 10 (4.63%) Red Hat Enterprise Linux
5 8 (3.70%) Unix
6 7 (3.24%) VMS
7 5 (2.31%) Solaris
8 4 (1.85%) CentOS
8 4 (1.85%) Ubuntu
9 2 (0.93%) Windows Server 2016
10 1 (0.46%) Android
10 1 (0.46%) Apple iOS
10 1 (0.46%) Windows Server 2019
Processes & Methodologies
1 92 (42.59%) DevOps
2 87 (40.28%) CI/CD
3 63 (29.17%) Infrastructure as Code
4 56 (25.93%) Disaster Recovery
5 54 (25.00%) Problem-Solving
6 42 (19.44%) Containerisation
7 38 (17.59%) Agile
8 35 (16.20%) Root Cause Analysis
9 34 (15.74%) Microservices
10 30 (13.89%) Migration
10 30 (13.89%) Performance Tuning
11 28 (12.96%) RBAC
12 27 (12.50%) Observability
13 25 (11.57%) Continuous Improvement
14 24 (11.11%) Incident Response
15 23 (10.65%) Task Automation
16 22 (10.19%) Identity Access Management
16 22 (10.19%) Roadmaps
17 21 (9.72%) Stakeholder Management
18 19 (8.80%) ITIL
Programming Languages
1 64 (29.63%) Python
2 42 (19.44%) PowerShell
3 39 (18.06%) SQL
4 32 (14.81%) Bash
5 26 (12.04%) Java
6 10 (4.63%) JavaScript
7 9 (4.17%) Perl
8 8 (3.70%) C#
9 6 (2.78%) Shell Script
10 5 (2.31%) C
10 5 (2.31%) COBOL
10 5 (2.31%) PHP
10 5 (2.31%) Scala
11 4 (1.85%) PL/SQL
12 3 (1.39%) C++
13 2 (0.93%) Bicep
13 2 (0.93%) Go
13 2 (0.93%) TypeScript
14 1 (0.46%) Kotlin
14 1 (0.46%) Swift
Qualifications
1 48 (22.22%) Security Cleared
2 39 (18.06%) SC Cleared
3 14 (6.48%) Degree
4 11 (5.09%) AWS Certification
5 10 (4.63%) Microsoft Certification
6 8 (3.70%) Azure Certification
7 7 (3.24%) Cisco Certification
7 7 (3.24%) MCSA
7 7 (3.24%) MCSE
8 6 (2.78%) AWS Certified Solutions Architect
8 6 (2.78%) CCNA
8 6 (2.78%) Computer Science Degree
8 6 (2.78%) DV Cleared
9 5 (2.31%) ITIL Certification
10 4 (1.85%) CCNP
10 4 (1.85%) PMI Certification
10 4 (1.85%) PMP
11 3 (1.39%) AWS Certified DevOps Engineer
11 3 (1.39%) BPSS Clearance
12 2 (0.93%) CCIE
Quality Assurance & Compliance
1 21 (9.72%) GDPR
2 17 (7.87%) Sarbanes-Oxley
3 9 (4.17%) QA
4 6 (2.78%) Data Quality
5 5 (2.31%) ISO 8583
6 4 (1.85%) PCI DSS
7 3 (1.39%) SLA
8 1 (0.46%) Accessibility
8 1 (0.46%) California Consumer Privacy Act
8 1 (0.46%) GRC
8 1 (0.46%) HIPAA
8 1 (0.46%) ISO 22301
8 1 (0.46%) NCSC
8 1 (0.46%) NIST
8 1 (0.46%) NIST 800
System Software
1 44 (20.37%) Docker
2 26 (12.04%) Active Directory
3 12 (5.56%) VMware Infrastructure
4 6 (2.78%) VMware ESXi
4 6 (2.78%) vSphere
5 5 (2.31%) Virtual Machines
6 4 (1.85%) Virtual Desktop
6 4 (1.85%) VMware NSX
7 3 (1.39%) NFS
7 3 (1.39%) Oracle RAC
7 3 (1.39%) Veritas File System
7 3 (1.39%) Veritas Volume Manager
8 1 (0.46%) Apache ZooKeeper
8 1 (0.46%) GPFS
8 1 (0.46%) HDFS
8 1 (0.46%) Lustre
8 1 (0.46%) Microsoft App-V
8 1 (0.46%) Slurm Workload Manager
Systems Management
1 60 (27.78%) Terraform
2 54 (25.00%) Kubernetes
3 39 (18.06%) Ansible
4 21 (9.72%) Active Directory Federation Services
5 16 (7.41%) Grafana
6 15 (6.94%) Single Sign-On
7 14 (6.48%) Prometheus
8 10 (4.63%) ITRS Geneos
9 8 (3.70%) Kibana
9 8 (3.70%) Microsoft Intune
10 7 (3.24%) vCenter Server
11 5 (2.31%) logstash
12 4 (1.85%) Argo
12 4 (1.85%) FortiGate
12 4 (1.85%) Red Hat Satellite
13 3 (1.39%) Microsoft Clustering
13 3 (1.39%) QRadar
14 2 (0.93%) Kubeflow
14 2 (0.93%) PowerCLI
14 2 (0.93%) Rancher
Vendors
1 40 (18.52%) Microsoft
2 19 (8.80%) Oracle
2 19 (8.80%) Splunk
3 14 (6.48%) Databricks
3 14 (6.48%) Okta
3 14 (6.48%) VMware
4 13 (6.02%) Red Hat
5 12 (5.56%) Palo Alto
6 10 (4.63%) Cisco
7 9 (4.17%) Nokia
8 8 (3.70%) Ericsson
8 8 (3.70%) SAP
8 8 (3.70%) Solace
9 7 (3.24%) Actix
9 7 (3.24%) F5
10 5 (2.31%) CheckPoint
10 5 (2.31%) HP
11 4 (1.85%) Fortinet
11 4 (1.85%) Google
11 4 (1.85%) TIBCO