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

6 months to
30 May 2026
Same period 2025 Same period 2024
Rank 150 135 240
Rank change year-on-year -15 +105 -21
Contract jobs citing High Availability 314 264 161
As % of all contract jobs in London 1.70% 2.17% 0.92%
As % of the Processes & Methodologies category 1.92% 2.35% 1.04%
Number of daily rates quoted 221 180 120
10th Percentile £375 £399 £300
25th Percentile £429 £450 £449
Median daily rate (50th Percentile) £525 £575 £550
Median % change year-on-year -8.70% +4.55% -8.33%
75th Percentile £630 £688 £652
90th Percentile £750 £750 £701
England median daily rate £500 £550 £550
% change year-on-year -9.09% - -
Number of hourly rates quoted 5 4 2
10th Percentile £56.18 £24.46 -
25th Percentile £56.75 £25.45 -
Median hourly rate £74.50 £26.45 £23.80
Median % change year-on-year +181.66% +11.13% -68.27%
75th Percentile £97.50 £26.84 -
90th Percentile - £27.54 -
England median hourly rate £57.77 £27.00 £61.60
% change year-on-year +113.94% -56.17% -12.00%

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 16,373 11,226 15,458
As % of all contract IT jobs advertised in London 88.63% 92.27% 88.42%
Number of daily rates quoted 10,935 7,534 11,094
10th Percentile £358 £350 £340
25th Percentile £434 £431 £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 £800 £800
England median daily rate £514 £525 £525
% change year-on-year -2.10% - -4.55%
Number of hourly rates quoted 245 192 316
10th Percentile £18.75 £16.50 £15.50
25th Percentile £25.25 £24.09 £20.00
Median hourly rate £37.50 £32.00 £28.00
Median % change year-on-year +17.19% +14.29% -28.97%
75th Percentile £59.00 £49.56 £48.75
90th Percentile £78.13 £62.90 £66.88
England median hourly rate £47.00 £28.55 £37.18
% change year-on-year +64.62% -23.21% -0.85%

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 30 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 30 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 30 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 -21 28 £563 -4.26% 21
South London -12 9 £300 -36.84% 1
West London -29 3 £375 -38.78% 1
East London -9 2 £511 +73.96% 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 (6.05%) Microsoft Exchange
2 11 (3.50%) SharePoint
3 8 (2.55%) Confluence
4 4 (1.27%) OpenStack
5 2 (0.64%) Apache Spark
5 2 (0.64%) Drupal
5 2 (0.64%) Oracle Workflow
5 2 (0.64%) WordPress
6 1 (0.32%) Camunda
6 1 (0.32%) CICS
6 1 (0.32%) MTS
6 1 (0.32%) SharePoint Server
6 1 (0.32%) WebSphere
Applications
1 11 (3.50%) Microsoft Office
2 2 (0.64%) Microsoft Excel
Business Applications
1 8 (2.55%) Veritas eDiscovery
2 6 (1.91%) Payment Gateway
3 5 (1.59%) BASE24
4 4 (1.27%) Oracle Applications
4 4 (1.27%) Oracle EBS
5 3 (0.96%) Distributed Ledger
6 2 (0.64%) DELMIA
6 2 (0.64%) Remedy ITSM
7 1 (0.32%) ION MarketView
7 1 (0.32%) Oracle EBS R12
7 1 (0.32%) SAP S/4HANA
Cloud Services
1 126 (40.13%) Azure
2 112 (35.67%) AWS
3 37 (11.78%) GCP
4 35 (11.15%) Entra ID
5 33 (10.51%) Azure DevOps
6 30 (9.55%) GitHub
7 28 (8.92%) AWS CloudFormation
8 23 (7.32%) Microsoft 365
9 17 (5.41%) Azure Data Factory
9 17 (5.41%) Serverless
10 16 (5.10%) Azure Monitor
10 16 (5.10%) GitHub Actions
11 15 (4.78%) Amazon S3
12 12 (3.82%) Amazon EKS
13 11 (3.50%) Azure Synapse Analytics
14 10 (3.18%) Amazon CloudWatch
15 9 (2.87%) AWS Lambda
15 9 (2.87%) Azure AKS
16 8 (2.55%) Virtual Private Cloud
17 7 (2.23%) SaaS
Communications & Networking
1 42 (13.38%) DNS
2 31 (9.87%) Firewall
3 27 (8.60%) DHCP
3 27 (8.60%) Network Security
4 17 (5.41%) VPN
5 16 (5.10%) WAN
6 15 (4.78%) Kerberos
7 14 (4.46%) TCP/IP
8 10 (3.18%) LAN
9 9 (2.87%) HTTP
9 9 (2.87%) SSL
10 8 (2.55%) BGP
10 8 (2.55%) NAS
10 8 (2.55%) OSPF
10 8 (2.55%) SAN
11 7 (2.23%) VLAN
12 6 (1.91%) SD-WAN
13 5 (1.59%) 5G
13 5 (1.59%) Internet
13 5 (1.59%) Unified Communications
Database & Business Intelligence
1 28 (8.92%) SQL Server
2 22 (7.01%) PostgreSQL
3 19 (6.05%) Azure SQL Database
4 17 (5.41%) Data Lake
4 17 (5.41%) Delta Lake
5 16 (5.10%) Oracle Database
6 7 (2.23%) Amazon RDS
6 7 (2.23%) MongoDB
6 7 (2.23%) SQL Server Integration Services
7 6 (1.91%) NoSQL
7 6 (1.91%) Relational Database
7 6 (1.91%) SQL Server Analysis Services
8 5 (1.59%) Metadata
8 5 (1.59%) NonStop SQL
8 5 (1.59%) SQL Server Reporting Services
9 4 (1.27%) MySQL
9 4 (1.27%) OLTP
9 4 (1.27%) Power BI
10 3 (0.96%) Big Data
10 3 (0.96%) Oracle Reports
Development Applications
1 32 (10.19%) Git
2 18 (5.73%) Jenkins
3 13 (4.14%) JIRA
4 9 (2.87%) GitLab
5 3 (0.96%) JUnit
5 3 (0.96%) SQL Server Management Studio (SSMS)
6 2 (0.64%) Cucumber
6 2 (0.64%) IBM UrbanCode
6 2 (0.64%) MLflow
6 2 (0.64%) Team Foundation Server
7 1 (0.32%) Artifactory
7 1 (0.32%) IntelliJ
7 1 (0.32%) Mockito
7 1 (0.32%) Sonatype Nexus
General
1 84 (26.75%) Social Skills
2 77 (24.52%) Finance
3 38 (12.10%) Banking
4 29 (9.24%) Public Sector
5 19 (6.05%) Analytical Skills
6 14 (4.46%) Documentation Skills
7 13 (4.14%) Telecoms
8 7 (2.23%) Financial Institution
9 6 (1.91%) Inclusion and Diversity
9 6 (1.91%) Presentation Skills
10 5 (1.59%) Manufacturing
10 5 (1.59%) Retail
11 4 (1.27%) Legal
12 3 (0.96%) Corporate Banking
12 3 (0.96%) Front Office
12 3 (0.96%) Games
12 3 (0.96%) Investment Banking
12 3 (0.96%) Law
12 3 (0.96%) Organisational Skills
12 3 (0.96%) Publishing
Job Titles
1 42 (13.38%) Architect
2 37 (11.78%) Senior
3 31 (9.87%) Developer
4 28 (8.92%) DevOps Engineer
5 24 (7.64%) DBA
6 20 (6.37%) Lead
7 16 (5.10%) Administrator
7 16 (5.10%) AWS Engineer
7 16 (5.10%) Data Engineer
8 13 (4.14%) Platform Engineer
8 13 (4.14%) SQL DBA
9 12 (3.82%) Azure Engineer
10 11 (3.50%) AWS DevOps
10 11 (3.50%) AWS DevOps Engineer
10 11 (3.50%) Cloud Engineer
10 11 (3.50%) Microsoft 365 Engineer
10 11 (3.50%) Oracle DBA
11 10 (3.18%) Java Engineer
11 10 (3.18%) Site Reliability Engineer
12 9 (2.87%) Technical Architect
Libraries, Frameworks & Software Standards
1 25 (7.96%) Kafka
2 24 (7.64%) OAuth
3 23 (7.32%) LDAP
4 20 (6.37%) SAML
4 20 (6.37%) Spring
5 19 (6.05%) REST
6 18 (5.73%) Spring Boot
7 12 (3.82%) .NET
8 11 (3.50%) RESTful
9 10 (3.18%) PySpark
10 9 (2.87%) AngularJS
11 8 (2.55%) Node.js
11 8 (2.55%) OAuth2
12 7 (2.23%) OpenID
13 6 (1.91%) AWS CDK
13 6 (1.91%) RabbitMQ
14 5 (1.59%) ARM Templates
14 5 (1.59%) Middleware
14 5 (1.59%) OpenTelemetry
14 5 (1.59%) React
Miscellaneous
1 60 (19.11%) Cloud Native
2 28 (8.92%) Replication
3 21 (6.69%) Distributed Systems
4 17 (5.41%) Data Centre
5 13 (4.14%) Clustering
6 11 (3.50%) BYOD
6 11 (3.50%) Onboarding
7 10 (3.18%) Data Protection Act
7 10 (3.18%) Hybrid Cloud
8 8 (2.55%) PKI
8 8 (2.55%) Virtual Team
9 7 (2.23%) EMV
9 7 (2.23%) Legacy Systems
10 6 (1.91%) Enterprise Software
10 6 (1.91%) Tandem
11 5 (1.59%) Product Ownership
12 4 (1.27%) Algorithms
12 4 (1.27%) Enterprise Storage
12 4 (1.27%) Low-Code
12 4 (1.27%) SWIFT Messaging Network
Operating Systems
1 43 (13.69%) Linux
1 43 (13.69%) Windows
2 28 (8.92%) Windows Server
3 9 (2.87%) Red Hat Enterprise Linux
4 7 (2.23%) Unix
4 7 (2.23%) VMS
5 5 (1.59%) Ubuntu
6 4 (1.27%) SUSE
7 2 (0.64%) Solaris
8 1 (0.32%) Amazon Linux
8 1 (0.32%) CentOS
8 1 (0.32%) Data ONTAP
8 1 (0.32%) Debian
8 1 (0.32%) Oracle Linux
8 1 (0.32%) Rocky
8 1 (0.32%) zOS
Processes & Methodologies
1 117 (37.26%) CI/CD
2 114 (36.31%) DevOps
3 96 (30.57%) Infrastructure as Code
4 85 (27.07%) Disaster Recovery
5 53 (16.88%) Problem-Solving
6 46 (14.65%) Containerisation
6 46 (14.65%) Performance Tuning
7 45 (14.33%) Agile
8 44 (14.01%) Migration
9 40 (12.74%) Observability
10 37 (11.78%) Microservices
10 37 (11.78%) Root Cause Analysis
11 34 (10.83%) Analytics
12 30 (9.55%) Continuous Improvement
13 29 (9.24%) Platform Engineering
13 29 (9.24%) Roadmaps
13 29 (9.24%) Technical Leadership
14 27 (8.60%) RBAC
15 26 (8.28%) Identity Access Management
16 25 (7.96%) Task Automation
Programming Languages
1 70 (22.29%) Python
2 63 (20.06%) SQL
3 59 (18.79%) PowerShell
4 40 (12.74%) Java
5 20 (6.37%) Bash
6 13 (4.14%) Scala
7 11 (3.50%) C#
8 10 (3.18%) TypeScript
9 9 (2.87%) Bicep
10 7 (2.23%) C
10 7 (2.23%) JavaScript
11 5 (1.59%) C++
11 5 (1.59%) COBOL
11 5 (1.59%) Go
11 5 (1.59%) Shell Script
12 4 (1.27%) Groovy
12 4 (1.27%) PL/SQL
13 3 (0.96%) Perl
13 3 (0.96%) Ruby
14 2 (0.64%) PHP
Qualifications
1 85 (27.07%) Security Cleared
2 71 (22.61%) SC Cleared
3 29 (9.24%) Azure Certification
4 24 (7.64%) Degree
5 18 (5.73%) Microsoft Certification
6 15 (4.78%) Cisco Certification
7 13 (4.14%) AWS Certification
8 12 (3.82%) CCNP
9 9 (2.87%) MCSE
10 8 (2.55%) Computer Science Degree
10 8 (2.55%) MCSA
11 7 (2.23%) CCNA
11 7 (2.23%) DV Cleared
12 5 (1.59%) BPSS Clearance
12 5 (1.59%) TOGAF Certification
13 4 (1.27%) AWS Certified Solutions Architect
13 4 (1.27%) CompTIA Security+
13 4 (1.27%) MCITP
13 4 (1.27%) MCTS
14 3 (0.96%) CISSP
Quality Assurance & Compliance
1 25 (7.96%) GDPR
2 19 (6.05%) Data Quality
3 14 (4.46%) Sarbanes-Oxley
4 10 (3.18%) QA
4 10 (3.18%) SLA
5 7 (2.23%) PCI DSS
6 5 (1.59%) GRC
6 5 (1.59%) ISO 8583
7 4 (1.27%) ISO 20022
7 4 (1.27%) NCSC
7 4 (1.27%) SEPA
8 3 (0.96%) DICOM
8 3 (0.96%) HL7
9 2 (0.64%) Accessibility
9 2 (0.64%) Government Security Classifications
9 2 (0.64%) NIST
10 1 (0.32%) HIPAA
10 1 (0.32%) ISO 22301
10 1 (0.32%) ISO/IEC 27001
10 1 (0.32%) NIST 800
System Software
1 55 (17.52%) Active Directory
2 40 (12.74%) Docker
3 15 (4.78%) VMware Infrastructure
4 8 (2.55%) Virtual Machines
5 7 (2.23%) Hyper-V
6 6 (1.91%) vSphere
7 5 (1.59%) Firmware
7 5 (1.59%) VMware ESXi
8 3 (0.96%) Virtual Desktop
9 2 (0.64%) Oracle RAC
10 1 (0.32%) Apache ZooKeeper
10 1 (0.32%) HDFS
10 1 (0.32%) NFS
10 1 (0.32%) RACF
10 1 (0.32%) VMware NSX
Systems Management
1 90 (28.66%) Terraform
2 66 (21.02%) Kubernetes
3 27 (8.60%) Active Directory Federation Services
4 25 (7.96%) Ansible
5 19 (6.05%) Grafana
6 18 (5.73%) Prometheus
6 18 (5.73%) Single Sign-On
7 10 (3.18%) Microsoft Intune
8 7 (2.23%) vCenter Server
9 6 (1.91%) Microsoft Clustering
10 4 (1.27%) Argo
10 4 (1.27%) CA Single Sign-On
10 4 (1.27%) Cisco CUCM
10 4 (1.27%) Failover Clustering
10 4 (1.27%) FortiGate
10 4 (1.27%) PingFederate
10 4 (1.27%) VxRail
11 3 (0.96%) Kustomize
11 3 (0.96%) Puppet
12 2 (0.64%) PowerCLI
Vendors
1 72 (22.93%) Microsoft
2 32 (10.19%) Oracle
3 23 (7.32%) Databricks
4 19 (6.05%) VMware
5 14 (4.46%) Cisco
5 14 (4.46%) Okta
6 13 (4.14%) ServiceNow
7 12 (3.82%) Splunk
8 7 (2.23%) Ericsson
8 7 (2.23%) Nokia
9 6 (1.91%) Palo Alto
9 6 (1.91%) Red Hat
10 5 (1.59%) F5
10 5 (1.59%) HP
11 4 (1.27%) Dell
11 4 (1.27%) Huawei
11 4 (1.27%) Infoblox
11 4 (1.27%) Ping Identity
11 4 (1.27%) Red Box
11 4 (1.27%) SAP