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

6 months to
4 May 2026
Same period 2025 Same period 2024
Rank 157 127 224
Rank change year-on-year -30 +97 -7
Contract jobs citing High Availability 290 281 173
As % of all contract jobs in London 1.64% 2.24% 0.98%
As % of the Processes & Methodologies category 1.86% 2.42% 1.10%
Number of daily rates quoted 195 197 126
10th Percentile £375 £407 £300
25th Percentile £440 £475 £461
Median daily rate (50th Percentile) £525 £600 £573
Median % change year-on-year -12.50% +4.80% -4.58%
75th Percentile £638 £700 £675
90th Percentile £750 £775 £720
England median daily rate £500 £550 £550
% change year-on-year -9.09% - -
Number of hourly rates quoted 3 4 2
10th Percentile £56.00 £24.46 -
25th Percentile £56.28 £25.45 -
Median hourly rate £58.50 £26.45 £23.80
Median % change year-on-year +121.17% +11.13% -68.27%
75th Percentile £68.50 £26.84 -
90th Percentile £73.45 £27.54 -
England median hourly rate £57.77 £26.73 £44.80
% change year-on-year +116.15% -40.35% -36.00%

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 15,622 11,589 15,691
As % of all contract IT jobs advertised in London 88.42% 92.20% 88.67%
Number of daily rates quoted 10,456 7,858 11,248
10th Percentile £356 £350 £338
25th Percentile £430 £438 £450
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - -6.78%
75th Percentile £650 £688 £675
90th Percentile £760 £813 £800
England median daily rate £510 £525 £525
% change year-on-year -2.86% - -4.55%
Number of hourly rates quoted 253 172 322
10th Percentile £18.75 £16.50 £16.00
25th Percentile £23.16 £22.73 £20.00
Median hourly rate £35.50 £34.25 £28.50
Median % change year-on-year +3.65% +20.18% -26.92%
75th Percentile £57.50 £50.56 £47.34
90th Percentile £73.75 £63.75 £65.68
England median hourly rate £45.46 £30.00 £36.05
% change year-on-year +51.53% -16.77% -2.97%

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 4 May 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 4 May 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 4 May 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 -33 29 £600 +4.35% 28
South London -12 8 £300 -36.51% 1
West London -24 4 £375 -21.05% 4
East London -4 1 £432 -21.45% 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 19 (6.55%) Microsoft Exchange
2 11 (3.79%) SharePoint
3 5 (1.72%) OpenStack
4 4 (1.38%) Confluence
5 2 (0.69%) Apache Spark
5 2 (0.69%) Drupal
5 2 (0.69%) Oracle Workflow
5 2 (0.69%) WordPress
6 1 (0.34%) MTS
6 1 (0.34%) SharePoint Server
Applications
1 8 (2.76%) Microsoft Office
2 2 (0.69%) Microsoft Excel
3 1 (0.34%) Weka
Business Applications
1 8 (2.76%) Veritas eDiscovery
2 6 (2.07%) Payment Gateway
3 5 (1.72%) BASE24
4 3 (1.03%) Distributed Ledger
4 3 (1.03%) Oracle Applications
4 3 (1.03%) Oracle EBS
5 2 (0.69%) DELMIA
5 2 (0.69%) Remedy ITSM
6 1 (0.34%) ION MarketView
6 1 (0.34%) SAP S/4HANA
Cloud Services
1 117 (40.34%) Azure
2 103 (35.52%) AWS
3 38 (13.10%) GCP
4 34 (11.72%) Entra ID
5 31 (10.69%) AWS CloudFormation
6 27 (9.31%) Azure DevOps
7 26 (8.97%) GitHub
8 22 (7.59%) Serverless
9 20 (6.90%) Microsoft 365
10 18 (6.21%) Amazon S3
11 17 (5.86%) AWS Lambda
12 16 (5.52%) Azure Data Factory
12 16 (5.52%) Azure Monitor
13 13 (4.48%) Amazon ECS
14 12 (4.14%) Azure Synapse Analytics
15 11 (3.79%) Amazon EKS
16 10 (3.45%) Amazon CloudWatch
16 10 (3.45%) GitHub Actions
17 9 (3.10%) Azure AKS
18 8 (2.76%) Datadog
Communications & Networking
1 37 (12.76%) DNS
2 29 (10.00%) Firewall
3 23 (7.93%) Network Security
4 22 (7.59%) DHCP
5 17 (5.86%) VPN
6 15 (5.17%) Kerberos
7 14 (4.83%) WAN
8 9 (3.10%) BGP
8 9 (3.10%) OSPF
8 9 (3.10%) SSL
8 9 (3.10%) TCP/IP
9 8 (2.76%) HTTP
9 8 (2.76%) LAN
9 8 (2.76%) VLAN
10 6 (2.07%) NAS
10 6 (2.07%) SAN
10 6 (2.07%) SD-WAN
11 5 (1.72%) 5G
11 5 (1.72%) Wi-Fi
12 4 (1.38%) Wireless
Database & Business Intelligence
1 26 (8.97%) SQL Server
2 20 (6.90%) Azure SQL Database
3 18 (6.21%) PostgreSQL
4 16 (5.52%) Oracle Database
5 15 (5.17%) Data Lake
5 15 (5.17%) Delta Lake
6 7 (2.41%) Amazon RDS
6 7 (2.41%) MongoDB
6 7 (2.41%) NoSQL
6 7 (2.41%) Relational Database
6 7 (2.41%) SQL Server Integration Services
7 6 (2.07%) Metadata
7 6 (2.07%) SQL Server Analysis Services
8 5 (1.72%) NonStop SQL
8 5 (1.72%) SQL Server Reporting Services
9 4 (1.38%) OLTP
10 3 (1.03%) Data Warehouse
10 3 (1.03%) DynamoDB
10 3 (1.03%) MySQL
10 3 (1.03%) Oracle Reports
Development Applications
1 28 (9.66%) Git
2 21 (7.24%) Jenkins
3 9 (3.10%) JIRA
4 6 (2.07%) GitLab
5 4 (1.38%) IBM UrbanCode
5 4 (1.38%) Team Foundation Server
6 3 (1.03%) JUnit
6 3 (1.03%) MLflow
6 3 (1.03%) SQL Server Management Studio (SSMS)
7 2 (0.69%) Cucumber
8 1 (0.34%) Artifactory
8 1 (0.34%) IntelliJ
8 1 (0.34%) Jaeger
8 1 (0.34%) Mockito
8 1 (0.34%) Sonatype Nexus
General
1 85 (29.31%) Social Skills
2 71 (24.48%) Finance
3 33 (11.38%) Banking
4 23 (7.93%) Public Sector
5 19 (6.55%) Analytical Skills
6 15 (5.17%) Documentation Skills
7 10 (3.45%) Telecoms
8 6 (2.07%) Inclusion and Diversity
8 6 (2.07%) Manufacturing
8 6 (2.07%) Presentation Skills
9 5 (1.72%) Financial Institution
9 5 (1.72%) Influencing Skills
9 5 (1.72%) Legal
9 5 (1.72%) Retail
10 4 (1.38%) Games
10 4 (1.38%) Investment Banking
11 3 (1.03%) Corporate Banking
11 3 (1.03%) Organisational Skills
11 3 (1.03%) Publishing
12 2 (0.69%) Law
Job Titles
1 39 (13.45%) Architect
2 31 (10.69%) Developer
3 29 (10.00%) Senior
4 22 (7.59%) DBA
5 21 (7.24%) Lead
6 18 (6.21%) DevOps Engineer
7 17 (5.86%) Data Engineer
8 14 (4.83%) Administrator
9 13 (4.48%) SQL DBA
10 12 (4.14%) Java Engineer
10 12 (4.14%) Microsoft 365 Engineer
11 11 (3.79%) Platform Engineer
12 10 (3.45%) Oracle DBA
13 9 (3.10%) AWS Engineer
13 9 (3.10%) Azure Engineer
13 9 (3.10%) Site Reliability Engineer
14 8 (2.76%) Cloud Engineer
15 7 (2.41%) Consultant
15 7 (2.41%) Lead Architect
15 7 (2.41%) Network Engineer
Libraries, Frameworks & Software Standards
1 23 (7.93%) Spring
2 22 (7.59%) LDAP
2 22 (7.59%) OAuth
3 19 (6.55%) Spring Boot
4 18 (6.21%) Kafka
4 18 (6.21%) SAML
5 17 (5.86%) REST
5 17 (5.86%) RESTful
6 11 (3.79%) Node.js
7 10 (3.45%) PySpark
8 9 (3.10%) .NET
9 7 (2.41%) AngularJS
10 6 (2.07%) AWS CDK
10 6 (2.07%) OAuth2
10 6 (2.07%) OpenTelemetry
11 5 (1.72%) ARM Templates
11 5 (1.72%) Elastic Stack
11 5 (1.72%) OpenID
11 5 (1.72%) RabbitMQ
11 5 (1.72%) React
Miscellaneous
1 48 (16.55%) Cloud Native
2 27 (9.31%) Replication
3 21 (7.24%) Distributed Systems
4 16 (5.52%) Data Centre
5 13 (4.48%) Clustering
6 11 (3.79%) BYOD
6 11 (3.79%) Hybrid Cloud
7 9 (3.10%) Data Protection Act
8 7 (2.41%) EMV
8 7 (2.41%) Legacy Systems
8 7 (2.41%) Onboarding
9 6 (2.07%) Tandem
10 5 (1.72%) Enterprise Software
10 5 (1.72%) Virtual Team
11 4 (1.38%) Algorithms
11 4 (1.38%) Enterprise Storage
11 4 (1.38%) Foreign Exchange (FX)
11 4 (1.38%) Mainframe
11 4 (1.38%) PKI
12 3 (1.03%) PACS
Operating Systems
1 41 (14.14%) Linux
2 32 (11.03%) Windows
3 24 (8.28%) Windows Server
4 12 (4.14%) VMS
5 9 (3.10%) Unix
6 7 (2.41%) Red Hat Enterprise Linux
7 4 (1.38%) SUSE
8 3 (1.03%) Ubuntu
9 2 (0.69%) Solaris
10 1 (0.34%) CentOS
10 1 (0.34%) Data ONTAP
10 1 (0.34%) Debian
10 1 (0.34%) Oracle Linux
10 1 (0.34%) Rocky
Processes & Methodologies
1 107 (36.90%) DevOps
2 104 (35.86%) CI/CD
3 84 (28.97%) Disaster Recovery
4 82 (28.28%) Infrastructure as Code
5 58 (20.00%) Problem-Solving
6 49 (16.90%) Performance Tuning
7 46 (15.86%) Migration
8 45 (15.52%) Containerisation
9 44 (15.17%) Agile
10 42 (14.48%) Microservices
11 39 (13.45%) Observability
12 37 (12.76%) Root Cause Analysis
13 33 (11.38%) Analytics
14 29 (10.00%) Roadmaps
15 25 (8.62%) RBAC
16 24 (8.28%) Data Pipeline
16 24 (8.28%) Identity Access Management
17 23 (7.93%) Continuous Improvement
17 23 (7.93%) Task Automation
18 22 (7.59%) Data Protection
Programming Languages
1 70 (24.14%) Python
2 64 (22.07%) SQL
3 51 (17.59%) PowerShell
4 39 (13.45%) Java
5 19 (6.55%) Bash
6 12 (4.14%) Scala
7 10 (3.45%) C#
8 8 (2.76%) JavaScript
9 7 (2.41%) Bicep
9 7 (2.41%) Shell Script
10 6 (2.07%) C
10 6 (2.07%) TypeScript
11 5 (1.72%) COBOL
12 4 (1.38%) Go
12 4 (1.38%) Perl
12 4 (1.38%) PL/SQL
13 3 (1.03%) C++
13 3 (1.03%) PHP
13 3 (1.03%) Ruby
14 2 (0.69%) Groovy
Qualifications
1 75 (25.86%) Security Cleared
2 62 (21.38%) SC Cleared
3 24 (8.28%) Azure Certification
4 19 (6.55%) Degree
5 16 (5.52%) Microsoft Certification
6 15 (5.17%) AWS Certification
7 11 (3.79%) Cisco Certification
8 9 (3.10%) MCSE
9 8 (2.76%) DV Cleared
9 8 (2.76%) MCSA
10 7 (2.41%) CCNA
10 7 (2.41%) CCNP
11 6 (2.07%) AWS Certified Solutions Architect
12 5 (1.72%) BPSS Clearance
12 5 (1.72%) Computer Science Degree
12 5 (1.72%) TOGAF Certification
13 4 (1.38%) CISSP
13 4 (1.38%) CompTIA Security+
13 4 (1.38%) MCITP
13 4 (1.38%) MCTS
Quality Assurance & Compliance
1 25 (8.62%) GDPR
2 16 (5.52%) Data Quality
3 14 (4.83%) Sarbanes-Oxley
4 13 (4.48%) QA
5 9 (3.10%) SLA
6 7 (2.41%) PCI DSS
7 5 (1.72%) ISO 8583
8 4 (1.38%) NCSC
9 3 (1.03%) DICOM
9 3 (1.03%) HL7
10 2 (0.69%) Accessibility
10 2 (0.69%) GRC
10 2 (0.69%) NIST
11 1 (0.34%) California Consumer Privacy Act
11 1 (0.34%) HIPAA
11 1 (0.34%) ISO 20022
11 1 (0.34%) ISO 22301
11 1 (0.34%) ISO/IEC 27001
11 1 (0.34%) NIST 800
11 1 (0.34%) SEPA
System Software
1 51 (17.59%) Active Directory
2 40 (13.79%) Docker
3 13 (4.48%) VMware Infrastructure
4 11 (3.79%) Virtual Machines
4 11 (3.79%) vSphere
5 8 (2.76%) VMware ESXi
6 5 (1.72%) Firmware
6 5 (1.72%) Hyper-V
7 4 (1.38%) VMware NSX
8 2 (0.69%) Oracle RAC
8 2 (0.69%) Virtual Desktop
9 1 (0.34%) Apache ZooKeeper
9 1 (0.34%) GPFS
9 1 (0.34%) HDFS
9 1 (0.34%) Lustre
9 1 (0.34%) NFS
9 1 (0.34%) Slurm Workload Manager
Systems Management
1 78 (26.90%) Terraform
2 68 (23.45%) Kubernetes
3 27 (9.31%) Active Directory Federation Services
4 26 (8.97%) Ansible
5 18 (6.21%) Single Sign-On
6 17 (5.86%) Grafana
7 13 (4.48%) Prometheus
8 12 (4.14%) vCenter Server
9 10 (3.45%) Microsoft Intune
10 7 (2.41%) ITRS Geneos
11 6 (2.07%) Microsoft Clustering
12 5 (1.72%) Argo
13 4 (1.38%) CA Single Sign-On
13 4 (1.38%) Failover Clustering
13 4 (1.38%) PingFederate
13 4 (1.38%) Rancher
13 4 (1.38%) VxRail
14 3 (1.03%) PowerCLI
15 2 (0.69%) Kibana
15 2 (0.69%) logstash
Vendors
1 63 (21.72%) Microsoft
2 28 (9.66%) Oracle
3 23 (7.93%) Databricks
4 18 (6.21%) VMware
5 17 (5.86%) Splunk
6 14 (4.83%) Okta
7 9 (3.10%) Cisco
7 9 (3.10%) ServiceNow
8 8 (2.76%) Red Hat
9 6 (2.07%) Palo Alto
10 5 (1.72%) F5
10 5 (1.72%) HP
11 4 (1.38%) AppDynamics
11 4 (1.38%) Dell
11 4 (1.38%) Ericsson
11 4 (1.38%) Huawei
11 4 (1.38%) Infoblox
11 4 (1.38%) Nokia
11 4 (1.38%) Ping Identity
11 4 (1.38%) SAP