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

6 months to
28 Jul 2026
Same period 2025 Same period 2024
Rank 165 131 223
Rank change year-on-year -34 +92 -1
Contract jobs citing High Availability 336 282 164
As % of all contract jobs in London 1.69% 2.08% 0.99%
As % of the Processes & Methodologies category 1.90% 2.25% 1.12%
Number of daily rates quoted 234 198 121
10th Percentile £350 £402 £300
25th Percentile £425 £475 £425
Median daily rate (50th Percentile) £500 £575 £550
Median % change year-on-year -13.04% +4.55% -8.33%
75th Percentile £647 £700 £638
90th Percentile £746 £775 £700
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 5 5 5
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 - -
90th Percentile - £27.38 £69.52
England median hourly rate £56.63 £27.00 £58.30
% change year-on-year +109.75% -53.69% -7.46%

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 17,727 12,515 14,665
As % of all contract IT jobs advertised in London 88.96% 92.25% 88.84%
Number of daily rates quoted 11,711 8,371 10,405
10th Percentile £363 £326 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £550 £545 £550
Median % change year-on-year +0.92% -0.91% -4.35%
75th Percentile £653 £675 £688
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 283 241 219
10th Percentile £17.60 £16.50 £16.19
25th Percentile £20.26 £24.66 £22.00
Median hourly rate £35.71 £30.00 £34.25
Median % change year-on-year +19.03% -12.41% -17.47%
75th Percentile £57.25 £49.75 £55.00
90th Percentile £81.25 £63.25 £71.38
England median hourly rate £46.90 £25.15 £40.33
% change year-on-year +86.48% -37.63% -5.12%

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 28 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 28 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 28 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 -5 43 £475 -26.92% 15
South London -24 7 £661 +5.80% 1
East London +1 2 £511 +73.96% 2
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 18 (5.36%) Microsoft Exchange
2 15 (4.46%) Confluence
2 15 (4.46%) SharePoint
3 6 (1.79%) OpenStack
4 3 (0.89%) Apache Spark
4 3 (0.89%) JBoss
4 3 (0.89%) Oracle Workflow
5 2 (0.60%) Apache Airflow
5 2 (0.60%) Drupal
5 2 (0.60%) SharePoint Server
5 2 (0.60%) WordPress
6 1 (0.30%) Anypoint
6 1 (0.30%) Apache
6 1 (0.30%) Camunda
6 1 (0.30%) CICS
6 1 (0.30%) HCL Domino
6 1 (0.30%) HCL Notes
6 1 (0.30%) Mule
6 1 (0.30%) nginx
6 1 (0.30%) WebSphere
Applications
1 6 (1.79%) Microsoft Office
2 2 (0.60%) Microsoft Excel
Business Applications
1 6 (1.79%) Remedy ITSM
2 4 (1.19%) Oracle Applications
2 4 (1.19%) Oracle EBS
3 3 (0.89%) Distributed Ledger
4 2 (0.60%) Temenos T24
5 1 (0.30%) Bloomberg TOMS
5 1 (0.30%) Eikon
5 1 (0.30%) ION MarketView
5 1 (0.30%) Oracle BRM
5 1 (0.30%) Oracle EBS R12
5 1 (0.30%) Payment Gateway
5 1 (0.30%) SAP BRIM
5 1 (0.30%) SAP FI
5 1 (0.30%) SAP FI-CA
5 1 (0.30%) SAP FS
5 1 (0.30%) SAP IS-U
5 1 (0.30%) SAP S/4HANA
5 1 (0.30%) Veritas eDiscovery
Cloud Services
1 116 (34.52%) Azure
2 103 (30.65%) AWS
3 42 (12.50%) GCP
4 33 (9.82%) Azure DevOps
4 33 (9.82%) Entra ID
5 31 (9.23%) GitHub
6 25 (7.44%) Microsoft 365
7 16 (4.76%) AWS CloudFormation
7 16 (4.76%) Azure Monitor
7 16 (4.76%) GitHub Actions
7 16 (4.76%) Serverless
8 13 (3.87%) Amazon EKS
8 13 (3.87%) Azure AKS
8 13 (3.87%) Azure Data Factory
9 12 (3.57%) Amazon CloudWatch
10 11 (3.27%) OpenShift
11 10 (2.98%) Amazon S3
12 9 (2.68%) Azure Synapse Analytics
12 9 (2.68%) Virtual Private Cloud
13 8 (2.38%) AWS Lambda
Communications & Networking
1 35 (10.42%) Firewall
2 34 (10.12%) DNS
3 24 (7.14%) Network Security
4 23 (6.85%) VPN
5 17 (5.06%) TCP/IP
6 16 (4.76%) DHCP
7 13 (3.87%) WAN
8 12 (3.57%) SSL
9 9 (2.68%) BGP
9 9 (2.68%) HTTP
9 9 (2.68%) LAN
10 8 (2.38%) 5G
10 8 (2.38%) NAS
10 8 (2.38%) OSPF
10 8 (2.38%) SAN
11 7 (2.08%) Internet
11 7 (2.08%) LTE
11 7 (2.08%) Multicast
12 6 (1.79%) VLAN
12 6 (1.79%) Wireless
Database & Business Intelligence
1 33 (9.82%) SQL Server
2 23 (6.85%) PostgreSQL
3 16 (4.76%) Data Lake
4 14 (4.17%) Azure SQL Database
4 14 (4.17%) Delta Lake
5 9 (2.68%) MongoDB
5 9 (2.68%) Oracle Database
6 7 (2.08%) Amazon RDS
6 7 (2.08%) NoSQL
6 7 (2.08%) SQL Server Integration Services
7 6 (1.79%) Metadata
7 6 (1.79%) Relational Database
7 6 (1.79%) SQL Server Analysis Services
7 6 (1.79%) SQL Server Reporting Services
8 5 (1.49%) Big Data
8 5 (1.49%) MySQL
8 5 (1.49%) Power BI
9 4 (1.19%) Amazon Aurora
10 3 (0.89%) Elasticsearch
10 3 (0.89%) KDB
Development Applications
1 32 (9.52%) Git
2 28 (8.33%) Jenkins
3 17 (5.06%) JIRA
4 15 (4.46%) GitLab
5 7 (2.08%) JUnit
6 4 (1.19%) Maven
7 2 (0.60%) Artifactory
7 2 (0.60%) Cucumber
7 2 (0.60%) Gradle
7 2 (0.60%) IBM UrbanCode
7 2 (0.60%) SonarQube
7 2 (0.60%) Team Foundation Server
8 1 (0.30%) ER Studio
8 1 (0.30%) Flyway
8 1 (0.30%) IntelliJ
8 1 (0.30%) Liquibase
8 1 (0.30%) MLflow
8 1 (0.30%) Mockito
8 1 (0.30%) Sonatype Nexus
8 1 (0.30%) Toad
General
1 95 (28.27%) Finance
2 79 (23.51%) Social Skills
3 45 (13.39%) Banking
4 27 (8.04%) Analytical Skills
5 26 (7.74%) Public Sector
6 18 (5.36%) Telecoms
7 12 (3.57%) Front Office
8 10 (2.98%) Documentation Skills
9 9 (2.68%) Investment Banking
10 7 (2.08%) Financial Institution
11 6 (1.79%) Inclusion and Diversity
11 6 (1.79%) Retail
12 4 (1.19%) Billing
12 4 (1.19%) Legal
13 3 (0.89%) Corporate Banking
13 3 (0.89%) Influencing Skills
13 3 (0.89%) Manufacturing
13 3 (0.89%) Presentation Skills
13 3 (0.89%) Publishing
14 2 (0.60%) Organisational Skills
Job Titles
1 48 (14.29%) Architect
2 46 (13.69%) Senior
3 38 (11.31%) DevOps Engineer
4 35 (10.42%) Developer
5 26 (7.74%) DBA
6 19 (5.65%) Platform Engineer
7 17 (5.06%) AWS Engineer
8 16 (4.76%) Azure Engineer
9 15 (4.46%) Lead
10 14 (4.17%) Data Engineer
10 14 (4.17%) SQL DBA
11 13 (3.87%) Infrastructure Engineer
12 12 (3.57%) AWS DevOps
12 12 (3.57%) AWS DevOps Engineer
12 12 (3.57%) Support Engineer
13 10 (2.98%) Solutions Architect
13 10 (2.98%) Technical Architect
14 9 (2.68%) Java Developer
15 8 (2.38%) Administrator
15 8 (2.38%) Consultant
Libraries, Frameworks & Software Standards
1 24 (7.14%) Kafka
1 24 (7.14%) REST
2 22 (6.55%) Spring
3 18 (5.36%) Spring Boot
4 14 (4.17%) .NET
5 11 (3.27%) Elastic Stack
6 10 (2.98%) OAuth
7 9 (2.68%) LDAP
7 9 (2.68%) Middleware
8 8 (2.38%) AngularJS
8 8 (2.38%) Node.js
8 8 (2.38%) OAuth2
9 7 (2.08%) OpenID
9 7 (2.08%) PySpark
9 7 (2.08%) RESTful
10 6 (1.79%) ARM Templates
10 6 (1.79%) OpenTelemetry
10 6 (1.79%) RabbitMQ
10 6 (1.79%) SAML
11 5 (1.49%) SOAP
Miscellaneous
1 64 (19.05%) Cloud Native
2 26 (7.74%) Distributed Systems
3 21 (6.25%) Data Centre
3 21 (6.25%) Replication
4 20 (5.95%) Clustering
5 19 (5.65%) Onboarding
6 16 (4.76%) Hybrid Cloud
7 13 (3.87%) Data Protection Act
8 12 (3.57%) Video Conferencing
9 10 (2.98%) Legacy Systems
9 10 (2.98%) PKI
9 10 (2.98%) Virtual Team
10 8 (2.38%) Enterprise Software
11 6 (1.79%) Fixed Income
11 6 (1.79%) SWIFT Messaging Network
12 5 (1.49%) Foreign Exchange (FX)
12 5 (1.49%) Product Ownership
13 4 (1.19%) Algorithms
13 4 (1.19%) Data Structures
13 4 (1.19%) Low-Code
Operating Systems
1 54 (16.07%) Linux
2 51 (15.18%) Windows
3 16 (4.76%) Windows Server
4 11 (3.27%) Red Hat Enterprise Linux
4 11 (3.27%) Unix
5 8 (2.38%) VMS
6 7 (2.08%) Mac OS
7 5 (1.49%) Ubuntu
8 4 (1.19%) SUSE
9 2 (0.60%) Amazon Linux
10 1 (0.30%) Android
10 1 (0.30%) Data ONTAP
10 1 (0.30%) Debian
10 1 (0.30%) Oracle Linux
10 1 (0.30%) Rocky
10 1 (0.30%) Solaris
10 1 (0.30%) Windows 10
10 1 (0.30%) zOS
Processes & Methodologies
1 135 (40.18%) CI/CD
2 124 (36.90%) DevOps
3 97 (28.87%) Infrastructure as Code
4 85 (25.30%) Disaster Recovery
5 58 (17.26%) Migration
6 55 (16.37%) Continuous Improvement
7 50 (14.88%) Observability
7 50 (14.88%) Problem-Solving
8 47 (13.99%) Containerisation
9 46 (13.69%) Agile
9 46 (13.69%) Performance Tuning
10 42 (12.50%) Microservices
11 38 (11.31%) Platform Engineering
11 38 (11.31%) Root Cause Analysis
12 36 (10.71%) Stakeholder Management
13 32 (9.52%) Analytics
14 31 (9.23%) Technical Leadership
14 31 (9.23%) Test Automation
15 29 (8.63%) Roadmaps
16 26 (7.74%) Incident Management
Programming Languages
1 81 (24.11%) Python
2 62 (18.45%) SQL
3 51 (15.18%) PowerShell
4 50 (14.88%) Java
5 26 (7.74%) Bash
6 15 (4.46%) Bicep
7 11 (3.27%) C#
7 11 (3.27%) TypeScript
8 10 (2.98%) Scala
9 8 (2.38%) C++
9 8 (2.38%) Go
10 6 (1.79%) Kotlin
10 6 (1.79%) Shell Script
11 5 (1.49%) C
11 5 (1.49%) Groovy
11 5 (1.49%) JavaScript
12 4 (1.19%) Perl
12 4 (1.19%) Rust
13 3 (0.89%) Ruby
13 3 (0.89%) T-SQL
Qualifications
1 92 (27.38%) Security Cleared
2 80 (23.81%) SC Cleared
3 29 (8.63%) Azure Certification
4 20 (5.95%) Degree
5 15 (4.46%) Cisco Certification
6 14 (4.17%) CCNP
7 13 (3.87%) AWS Certification
8 9 (2.68%) Microsoft Certification
9 8 (2.38%) Computer Science Degree
9 8 (2.38%) DV Cleared
10 6 (1.79%) AWS Certified Solutions Architect
11 5 (1.49%) CCNA
11 5 (1.49%) TOGAF Certification
12 4 (1.19%) BPSS Clearance
12 4 (1.19%) CompTIA Security+
12 4 (1.19%) MCITP
12 4 (1.19%) MCTS
13 3 (0.89%) CISSP
14 2 (0.60%) CISM
14 2 (0.60%) VCDX
Quality Assurance & Compliance
1 18 (5.36%) Data Quality
2 14 (4.17%) QA
3 9 (2.68%) GDPR
4 7 (2.08%) GRC
4 7 (2.08%) SLA
5 6 (1.79%) NIST
5 6 (1.79%) SEPA
6 5 (1.49%) ISO 20022
6 5 (1.49%) ISO/IEC 27001
7 3 (0.89%) DICOM
7 3 (0.89%) HL7
7 3 (0.89%) NCSC
7 3 (0.89%) PCI DSS
8 2 (0.60%) Accessibility
8 2 (0.60%) Government Security Classifications
8 2 (0.60%) PSD2
9 1 (0.30%) ISO 22301
9 1 (0.30%) NIST 800
System Software
1 55 (16.37%) Active Directory
2 44 (13.10%) Docker
3 27 (8.04%) VMware Infrastructure
4 11 (3.27%) vSphere
5 10 (2.98%) Virtual Machines
6 9 (2.68%) VMware ESXi
7 7 (2.08%) Hyper-V
8 5 (1.49%) Firmware
8 5 (1.49%) VMware NSX
9 2 (0.60%) HDFS
9 2 (0.60%) KVM
9 2 (0.60%) NFS
9 2 (0.60%) Oracle RAC
9 2 (0.60%) UAG
10 1 (0.30%) Ceph
10 1 (0.30%) RACF
10 1 (0.30%) Samba
10 1 (0.30%) Virtual Desktop
Systems Management
1 98 (29.17%) Terraform
2 79 (23.51%) Kubernetes
3 28 (8.33%) Ansible
4 26 (7.74%) Prometheus
5 25 (7.44%) Grafana
6 11 (3.27%) Microsoft Intune
6 11 (3.27%) vCenter Server
7 8 (2.38%) Microsoft Clustering
8 7 (2.08%) Argo
8 7 (2.08%) ITRS Geneos
8 7 (2.08%) Puppet
9 6 (1.79%) Active Directory Federation Services
10 5 (1.49%) Cisco CUCM
10 5 (1.49%) Failover Clustering
11 4 (1.19%) CA Single Sign-On
11 4 (1.19%) PingFederate
11 4 (1.19%) SCOM
11 4 (1.19%) Single Sign-On
11 4 (1.19%) VxRail
12 3 (0.89%) Kustomize
Vendors
1 66 (19.64%) Microsoft
2 34 (10.12%) VMware
3 30 (8.93%) Oracle
4 20 (5.95%) Splunk
5 17 (5.06%) Cisco
5 17 (5.06%) Databricks
6 16 (4.76%) ServiceNow
7 9 (2.68%) Ericsson
7 9 (2.68%) IBM
7 9 (2.68%) Nokia
8 7 (2.08%) Apple
8 7 (2.08%) F5
8 7 (2.08%) Red Hat
8 7 (2.08%) Remedy
9 5 (1.49%) Dell
9 5 (1.49%) Infoblox
9 5 (1.49%) Red Box
9 5 (1.49%) Solace
9 5 (1.49%) SolarWinds
10 4 (1.19%) SAP