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

6 months to
20 Jul 2026
Same period 2025 Same period 2024
Rank 168 136 242
Rank change year-on-year -32 +106 -16
Contract jobs citing High Availability 331 281 162
As % of all contract jobs in London 1.67% 2.06% 0.95%
As % of the Processes & Methodologies category 1.88% 2.24% 1.07%
Number of daily rates quoted 231 197 120
10th Percentile £350 £407 £299
25th Percentile £425 £475 £409
Median daily rate (50th Percentile) £507 £575 £550
Median % change year-on-year -11.83% +4.55% -8.33%
75th Percentile £650 £725 £639
90th Percentile £750 £775 £705
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 5 4 4
10th Percentile £56.18 - -
25th Percentile £56.75 £26.00 -
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 £56.63 £48.50 £43.15
% change year-on-year +16.77% +12.40% -31.51%

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 17,611 12,570 15,108
As % of all contract IT jobs advertised in London 88.90% 92.12% 88.73%
Number of daily rates quoted 11,652 8,414 10,744
10th Percentile £363 £331 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £540 £550 £550
Median % change year-on-year -1.82% - -4.35%
75th Percentile £650 £675 £675
90th Percentile £775 £788 £800
England median daily rate £525 £513 £525
% change year-on-year +2.44% -2.38% -4.55%
Number of hourly rates quoted 274 239 254
10th Percentile £17.60 £16.50 £16.25
25th Percentile £21.63 £24.66 £20.99
Median hourly rate £36.00 £31.00 £33.53
Median % change year-on-year +16.13% -7.53% -22.03%
75th Percentile £57.50 £49.88 £51.50
90th Percentile £81.25 £63.35 £70.73
England median hourly rate £47.50 £25.15 £39.50
% change year-on-year +88.87% -36.33% -7.06%

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 20 July 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 20 July 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 20 July 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 -9 42 £495 -23.85% 9
South London -21 7 £661 +5.80% 1
East London -1 2 £511 +73.96% 3
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 17 (5.14%) Microsoft Exchange
2 15 (4.53%) SharePoint
3 14 (4.23%) Confluence
4 6 (1.81%) OpenStack
5 3 (0.91%) Apache Spark
5 3 (0.91%) Oracle Workflow
6 2 (0.60%) Apache Airflow
6 2 (0.60%) Drupal
6 2 (0.60%) JBoss
6 2 (0.60%) SharePoint Server
6 2 (0.60%) WordPress
7 1 (0.30%) Anypoint
7 1 (0.30%) Apache
7 1 (0.30%) Camunda
7 1 (0.30%) CloudStack
7 1 (0.30%) HCL Domino
7 1 (0.30%) HCL Notes
7 1 (0.30%) Mule
7 1 (0.30%) nginx
7 1 (0.30%) WebSphere
Applications
1 6 (1.81%) Microsoft Office
2 2 (0.60%) Microsoft Excel
Business Applications
1 4 (1.21%) Oracle Applications
1 4 (1.21%) Oracle EBS
1 4 (1.21%) Remedy ITSM
2 3 (0.91%) Distributed Ledger
3 2 (0.60%) Temenos T24
4 1 (0.30%) Bloomberg TOMS
4 1 (0.30%) Eikon
4 1 (0.30%) ION MarketView
4 1 (0.30%) Oracle EBS R12
4 1 (0.30%) Payment Gateway
4 1 (0.30%) SAP IS-U
4 1 (0.30%) SAP S/4HANA
4 1 (0.30%) Veritas eDiscovery
Cloud Services
1 116 (35.05%) Azure
2 102 (30.82%) AWS
3 41 (12.39%) GCP
4 35 (10.57%) Entra ID
5 30 (9.06%) Azure DevOps
6 28 (8.46%) GitHub
7 23 (6.95%) Microsoft 365
8 16 (4.83%) AWS CloudFormation
8 16 (4.83%) Azure Monitor
8 16 (4.83%) Serverless
9 15 (4.53%) Azure Data Factory
10 14 (4.23%) GitHub Actions
11 12 (3.63%) Amazon EKS
12 11 (3.32%) Amazon CloudWatch
12 11 (3.32%) Azure AKS
13 10 (3.02%) Amazon S3
13 10 (3.02%) Azure Synapse Analytics
13 10 (3.02%) OpenShift
14 9 (2.72%) Virtual Private Cloud
15 8 (2.42%) AWS Lambda
Communications & Networking
1 34 (10.27%) DNS
2 33 (9.97%) Firewall
3 25 (7.55%) Network Security
4 21 (6.34%) VPN
5 18 (5.44%) DHCP
6 15 (4.53%) TCP/IP
7 13 (3.93%) WAN
8 11 (3.32%) SSL
9 9 (2.72%) BGP
9 9 (2.72%) HTTP
9 9 (2.72%) LAN
10 8 (2.42%) 5G
10 8 (2.42%) NAS
10 8 (2.42%) OSPF
10 8 (2.42%) SAN
11 7 (2.11%) Internet
11 7 (2.11%) LTE
11 7 (2.11%) Multicast
12 6 (1.81%) 4G
12 6 (1.81%) Wireless
Database & Business Intelligence
1 32 (9.67%) SQL Server
2 21 (6.34%) PostgreSQL
3 18 (5.44%) Data Lake
4 16 (4.83%) Delta Lake
5 15 (4.53%) Azure SQL Database
6 10 (3.02%) Oracle Database
7 8 (2.42%) MongoDB
8 7 (2.11%) Amazon RDS
8 7 (2.11%) NoSQL
9 6 (1.81%) Metadata
9 6 (1.81%) Relational Database
9 6 (1.81%) SQL Server Analysis Services
9 6 (1.81%) SQL Server Integration Services
10 5 (1.51%) MySQL
10 5 (1.51%) SQL Server Reporting Services
11 4 (1.21%) Big Data
12 3 (0.91%) Amazon Aurora
12 3 (0.91%) Elasticsearch
12 3 (0.91%) KDB
12 3 (0.91%) Power BI
Development Applications
1 34 (10.27%) Git
2 24 (7.25%) Jenkins
3 15 (4.53%) JIRA
4 13 (3.93%) GitLab
5 7 (2.11%) JUnit
6 2 (0.60%) Artifactory
6 2 (0.60%) Cucumber
6 2 (0.60%) Gradle
6 2 (0.60%) IBM UrbanCode
6 2 (0.60%) Maven
6 2 (0.60%) SQL Server Management Studio (SSMS)
6 2 (0.60%) Team Foundation Server
7 1 (0.30%) ER Studio
7 1 (0.30%) IntelliJ
7 1 (0.30%) MLflow
7 1 (0.30%) Mockito
7 1 (0.30%) Sonatype Nexus
7 1 (0.30%) Subversion
7 1 (0.30%) Toad
General
1 94 (28.40%) Finance
2 75 (22.66%) Social Skills
3 42 (12.69%) Banking
4 27 (8.16%) Public Sector
5 26 (7.85%) Analytical Skills
6 17 (5.14%) Telecoms
7 11 (3.32%) Front Office
8 10 (3.02%) Documentation Skills
9 9 (2.72%) Investment Banking
10 7 (2.11%) Financial Institution
11 6 (1.81%) Inclusion and Diversity
11 6 (1.81%) Retail
12 4 (1.21%) Billing
13 3 (0.91%) Corporate Banking
13 3 (0.91%) Influencing Skills
13 3 (0.91%) Legal
13 3 (0.91%) Manufacturing
13 3 (0.91%) Presentation Skills
13 3 (0.91%) Publishing
14 2 (0.60%) Organisational Skills
Job Titles
1 46 (13.90%) Senior
2 45 (13.60%) Architect
3 37 (11.18%) DevOps Engineer
4 35 (10.57%) Developer
5 25 (7.55%) DBA
6 17 (5.14%) AWS Engineer
6 17 (5.14%) Platform Engineer
7 16 (4.83%) Lead
8 15 (4.53%) Data Engineer
9 14 (4.23%) Azure Engineer
10 13 (3.93%) SQL DBA
11 12 (3.63%) AWS DevOps
11 12 (3.63%) AWS DevOps Engineer
12 11 (3.32%) Infrastructure Engineer
13 10 (3.02%) Solutions Architect
13 10 (3.02%) Support Engineer
14 9 (2.72%) Java Developer
15 8 (2.42%) Network Engineer
15 8 (2.42%) Oracle DBA
15 8 (2.42%) Technical Architect
Libraries, Frameworks & Software Standards
1 24 (7.25%) Kafka
1 24 (7.25%) REST
2 21 (6.34%) Spring
3 17 (5.14%) Spring Boot
4 14 (4.23%) .NET
5 13 (3.93%) OAuth
6 12 (3.63%) LDAP
7 10 (3.02%) Elastic Stack
8 9 (2.72%) Middleware
8 9 (2.72%) PySpark
8 9 (2.72%) SAML
9 8 (2.42%) AngularJS
9 8 (2.42%) Node.js
9 8 (2.42%) OAuth2
10 7 (2.11%) OpenID
10 7 (2.11%) RESTful
11 6 (1.81%) OpenTelemetry
11 6 (1.81%) RabbitMQ
12 5 (1.51%) ARM Templates
12 5 (1.51%) XML
Miscellaneous
1 60 (18.13%) Cloud Native
2 27 (8.16%) Distributed Systems
3 23 (6.95%) Replication
4 19 (5.74%) Onboarding
5 18 (5.44%) Data Centre
6 16 (4.83%) Clustering
7 14 (4.23%) Hybrid Cloud
8 12 (3.63%) Data Protection Act
8 12 (3.63%) Video Conferencing
9 10 (3.02%) Legacy Systems
9 10 (3.02%) PKI
9 10 (3.02%) Virtual Team
10 8 (2.42%) Enterprise Software
11 6 (1.81%) Fixed Income
11 6 (1.81%) SWIFT Messaging Network
12 5 (1.51%) Foreign Exchange (FX)
13 4 (1.21%) BYOD
13 4 (1.21%) Data Structures
13 4 (1.21%) Management Information System
13 4 (1.21%) Public Cloud
Operating Systems
1 54 (16.31%) Linux
2 49 (14.80%) Windows
3 19 (5.74%) Windows Server
4 11 (3.32%) Unix
5 10 (3.02%) Red Hat Enterprise Linux
6 8 (2.42%) VMS
7 7 (2.11%) Mac OS
8 5 (1.51%) Ubuntu
9 4 (1.21%) SUSE
10 2 (0.60%) Amazon Linux
11 1 (0.30%) Android
11 1 (0.30%) Data ONTAP
11 1 (0.30%) Debian
11 1 (0.30%) Oracle Linux
11 1 (0.30%) Rocky
11 1 (0.30%) Solaris
11 1 (0.30%) zOS
Processes & Methodologies
1 131 (39.58%) CI/CD
2 120 (36.25%) DevOps
3 94 (28.40%) Infrastructure as Code
4 81 (24.47%) Disaster Recovery
5 50 (15.11%) Migration
5 50 (15.11%) Problem-Solving
6 49 (14.80%) Continuous Improvement
7 47 (14.20%) Agile
7 47 (14.20%) Observability
8 45 (13.60%) Containerisation
9 43 (12.99%) Performance Tuning
10 38 (11.48%) Microservices
11 36 (10.88%) Root Cause Analysis
12 35 (10.57%) Platform Engineering
13 32 (9.67%) Analytics
14 31 (9.37%) Test Automation
15 29 (8.76%) Roadmaps
15 29 (8.76%) Stakeholder Management
15 29 (8.76%) Technical Leadership
16 27 (8.16%) Data Pipeline
Programming Languages
1 82 (24.77%) Python
2 60 (18.13%) SQL
3 50 (15.11%) Java
4 49 (14.80%) PowerShell
5 25 (7.55%) Bash
6 13 (3.93%) Bicep
7 12 (3.63%) C#
7 12 (3.63%) Scala
7 12 (3.63%) TypeScript
8 8 (2.42%) C++
8 8 (2.42%) Go
9 6 (1.81%) JavaScript
9 6 (1.81%) Kotlin
9 6 (1.81%) Shell Script
10 5 (1.51%) C
10 5 (1.51%) Groovy
11 4 (1.21%) Perl
11 4 (1.21%) Rust
12 3 (0.91%) Ruby
12 3 (0.91%) T-SQL
Qualifications
1 91 (27.49%) Security Cleared
2 77 (23.26%) SC Cleared
3 28 (8.46%) Azure Certification
4 19 (5.74%) Degree
5 15 (4.53%) Cisco Certification
6 14 (4.23%) CCNP
7 13 (3.93%) AWS Certification
8 10 (3.02%) DV Cleared
9 9 (2.72%) Microsoft Certification
10 8 (2.42%) Computer Science Degree
11 6 (1.81%) AWS Certified Solutions Architect
12 5 (1.51%) CCNA
12 5 (1.51%) TOGAF Certification
13 4 (1.21%) BPSS Clearance
13 4 (1.21%) CompTIA Security+
13 4 (1.21%) MCITP
13 4 (1.21%) MCTS
14 3 (0.91%) CISSP
15 2 (0.60%) CISM
15 2 (0.60%) MCSE
Quality Assurance & Compliance
1 20 (6.04%) Data Quality
2 13 (3.93%) GDPR
3 12 (3.63%) QA
4 7 (2.11%) GRC
4 7 (2.11%) SLA
5 6 (1.81%) NIST
6 5 (1.51%) ISO/IEC 27001
7 4 (1.21%) ISO 20022
7 4 (1.21%) SEPA
8 3 (0.91%) DICOM
8 3 (0.91%) HL7
8 3 (0.91%) NCSC
8 3 (0.91%) PCI DSS
8 3 (0.91%) Sarbanes-Oxley
9 2 (0.60%) Accessibility
9 2 (0.60%) Government Security Classifications
10 1 (0.30%) HIPAA
10 1 (0.30%) ISO 22301
10 1 (0.30%) NIST 800
System Software
1 54 (16.31%) Active Directory
2 39 (11.78%) Docker
3 23 (6.95%) VMware Infrastructure
4 11 (3.32%) vSphere
5 9 (2.72%) Virtual Machines
5 9 (2.72%) VMware ESXi
6 7 (2.11%) Hyper-V
7 5 (1.51%) Firmware
7 5 (1.51%) VMware NSX
8 2 (0.60%) HDFS
8 2 (0.60%) KVM
8 2 (0.60%) NFS
8 2 (0.60%) Oracle RAC
8 2 (0.60%) UAG
9 1 (0.30%) Ceph
9 1 (0.30%) RACF
9 1 (0.30%) Samba
9 1 (0.30%) Virtual Desktop
Systems Management
1 93 (28.10%) Terraform
2 75 (22.66%) Kubernetes
3 27 (8.16%) Ansible
4 25 (7.55%) Prometheus
5 24 (7.25%) Grafana
6 11 (3.32%) vCenter Server
7 10 (3.02%) Microsoft Intune
8 9 (2.72%) Active Directory Federation Services
9 7 (2.11%) ITRS Geneos
9 7 (2.11%) Microsoft Clustering
9 7 (2.11%) Single Sign-On
10 6 (1.81%) Puppet
11 5 (1.51%) Argo
11 5 (1.51%) Cisco CUCM
12 4 (1.21%) CA Single Sign-On
12 4 (1.21%) Failover Clustering
12 4 (1.21%) PingFederate
12 4 (1.21%) VxRail
13 3 (0.91%) SCOM
13 3 (0.91%) ZABBIX
Vendors
1 68 (20.54%) Microsoft
2 31 (9.37%) Oracle
3 30 (9.06%) VMware
4 19 (5.74%) Databricks
4 19 (5.74%) Splunk
5 18 (5.44%) Cisco
6 15 (4.53%) ServiceNow
7 9 (2.72%) Ericsson
7 9 (2.72%) Nokia
8 8 (2.42%) IBM
9 7 (2.11%) Apple
9 7 (2.11%) F5
10 6 (1.81%) Red Hat
11 5 (1.51%) Dell
11 5 (1.51%) Infoblox
11 5 (1.51%) Red Box
11 5 (1.51%) Remedy
11 5 (1.51%) Solace
11 5 (1.51%) SolarWinds
12 4 (1.21%) Palo Alto