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

6 months to
16 Jul 2026
Same period 2025 Same period 2024
Rank 158 133 250
Rank change year-on-year -25 +117 -29
Contract jobs citing High Availability 337 282 155
As % of all contract jobs in London 1.71% 2.08% 0.89%
As % of the Processes & Methodologies category 1.92% 2.26% 1.01%
Number of daily rates quoted 236 196 113
10th Percentile £350 £410 £267
25th Percentile £425 £474 £375
Median daily rate (50th Percentile) £514 £575 £550
Median % change year-on-year -10.65% +4.55% -8.33%
75th Percentile £641 £706 £650
90th Percentile £750 £775 £740
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 5 4 3
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 £58.30
% change year-on-year +16.77% -16.81% -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 17,581 12,493 15,383
As % of all contract IT jobs advertised in London 88.98% 92.12% 88.71%
Number of daily rates quoted 11,664 8,343 10,937
10th Percentile £360 £331 £350
25th Percentile £446 £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 £770 £788 £800
England median daily rate £525 £513 £525
% change year-on-year +2.44% -2.38% -4.55%
Number of hourly rates quoted 274 239 281
10th Percentile £17.60 £16.50 £16.24
25th Percentile £22.00 £24.66 £20.22
Median hourly rate £36.25 £32.00 £30.16
Median % change year-on-year +13.28% +6.10% -27.33%
75th Percentile £58.44 £50.25 £50.00
90th Percentile £81.25 £63.35 £69.50
England median hourly rate £47.50 £25.15 £38.12
% change year-on-year +88.87% -34.02% -8.14%

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 16 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 16 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 16 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 -17 41 £475 -26.92% 7
South London -20 7 £661 +5.80% 1
East London 0 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 (5.04%) Microsoft Exchange
2 15 (4.45%) SharePoint
3 12 (3.56%) Confluence
4 5 (1.48%) OpenStack
5 3 (0.89%) Apache Spark
5 3 (0.89%) Oracle Workflow
6 2 (0.59%) Apache Airflow
6 2 (0.59%) Drupal
6 2 (0.59%) JBoss
6 2 (0.59%) SharePoint Server
6 2 (0.59%) WordPress
7 1 (0.30%) Anypoint
7 1 (0.30%) Apache
7 1 (0.30%) CICS
7 1 (0.30%) CloudStack
7 1 (0.30%) HCL Domino
7 1 (0.30%) HCL Notes
7 1 (0.30%) MTS
7 1 (0.30%) Mule
7 1 (0.30%) WebSphere
Applications
1 6 (1.78%) Microsoft Office
2 2 (0.59%) Microsoft Excel
Business Applications
1 4 (1.19%) Oracle Applications
1 4 (1.19%) Oracle EBS
2 3 (0.89%) Distributed Ledger
3 2 (0.59%) Payment Gateway
3 2 (0.59%) Remedy ITSM
3 2 (0.59%) Temenos T24
4 1 (0.30%) BASE24
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%) SAP IS-U
4 1 (0.30%) SAP S/4HANA
4 1 (0.30%) Veritas eDiscovery
Cloud Services
1 122 (36.20%) Azure
2 104 (30.86%) AWS
3 41 (12.17%) Entra ID
3 41 (12.17%) GCP
4 29 (8.61%) Azure DevOps
5 27 (8.01%) GitHub
6 23 (6.82%) Microsoft 365
7 18 (5.34%) AWS CloudFormation
8 16 (4.75%) Serverless
9 15 (4.45%) Azure Data Factory
9 15 (4.45%) Azure Monitor
10 14 (4.15%) Amazon EKS
11 13 (3.86%) Amazon CloudWatch
11 13 (3.86%) GitHub Actions
12 12 (3.56%) Amazon S3
13 11 (3.26%) Virtual Private Cloud
14 10 (2.97%) Azure AKS
14 10 (2.97%) Azure Synapse Analytics
14 10 (2.97%) OpenShift
15 8 (2.37%) AWS Lambda
Communications & Networking
1 42 (12.46%) DNS
2 35 (10.39%) Firewall
3 27 (8.01%) Network Security
4 24 (7.12%) DHCP
5 22 (6.53%) VPN
6 15 (4.45%) TCP/IP
6 15 (4.45%) WAN
7 11 (3.26%) BGP
7 11 (3.26%) SSL
8 10 (2.97%) OSPF
9 9 (2.67%) HTTP
9 9 (2.67%) Kerberos
9 9 (2.67%) LAN
9 9 (2.67%) NAS
9 9 (2.67%) SAN
10 8 (2.37%) 5G
11 7 (2.08%) Internet
11 7 (2.08%) LTE
12 6 (1.78%) VLAN
12 6 (1.78%) Wireless
Database & Business Intelligence
1 30 (8.90%) SQL Server
2 21 (6.23%) PostgreSQL
3 18 (5.34%) Data Lake
4 16 (4.75%) Delta Lake
5 15 (4.45%) Azure SQL Database
6 10 (2.97%) Oracle Database
7 8 (2.37%) MongoDB
8 7 (2.08%) Amazon RDS
8 7 (2.08%) NoSQL
9 6 (1.78%) Metadata
9 6 (1.78%) Relational Database
10 5 (1.48%) MySQL
11 4 (1.19%) Big Data
11 4 (1.19%) SQL Server Analysis Services
11 4 (1.19%) SQL Server Integration Services
12 3 (0.89%) Amazon Aurora
12 3 (0.89%) Elasticsearch
12 3 (0.89%) KDB
12 3 (0.89%) Power BI
12 3 (0.89%) SQL Server Reporting Services
Development Applications
1 34 (10.09%) Git
2 24 (7.12%) Jenkins
3 13 (3.86%) GitLab
3 13 (3.86%) JIRA
4 7 (2.08%) JUnit
5 2 (0.59%) Artifactory
5 2 (0.59%) Cucumber
5 2 (0.59%) Gradle
5 2 (0.59%) IBM UrbanCode
5 2 (0.59%) Maven
5 2 (0.59%) SQL Server Management Studio (SSMS)
5 2 (0.59%) Team Foundation Server
6 1 (0.30%) ER Studio
6 1 (0.30%) IntelliJ
6 1 (0.30%) MLflow
6 1 (0.30%) Mockito
6 1 (0.30%) Sonatype Nexus
6 1 (0.30%) Subversion
6 1 (0.30%) Toad
General
1 94 (27.89%) Finance
2 75 (22.26%) Social Skills
3 43 (12.76%) Banking
4 27 (8.01%) Analytical Skills
4 27 (8.01%) Public Sector
5 17 (5.04%) Telecoms
6 11 (3.26%) Front Office
7 10 (2.97%) Documentation Skills
8 9 (2.67%) Investment Banking
9 7 (2.08%) Financial Institution
10 6 (1.78%) Inclusion and Diversity
10 6 (1.78%) Retail
11 4 (1.19%) Billing
11 4 (1.19%) Legal
12 3 (0.89%) Corporate Banking
12 3 (0.89%) Influencing Skills
12 3 (0.89%) Manufacturing
12 3 (0.89%) Presentation Skills
12 3 (0.89%) Publishing
13 2 (0.59%) Organisational Skills
Job Titles
1 46 (13.65%) Architect
1 46 (13.65%) Senior
2 36 (10.68%) Developer
2 36 (10.68%) DevOps Engineer
3 23 (6.82%) DBA
4 17 (5.04%) AWS Engineer
4 17 (5.04%) Lead
4 17 (5.04%) Platform Engineer
5 15 (4.45%) Data Engineer
6 13 (3.86%) Azure Engineer
7 12 (3.56%) AWS DevOps
7 12 (3.56%) AWS DevOps Engineer
8 11 (3.26%) Infrastructure Engineer
8 11 (3.26%) SQL DBA
9 10 (2.97%) Support Engineer
10 9 (2.67%) Java Developer
10 9 (2.67%) Solutions Architect
11 8 (2.37%) Consultant
11 8 (2.37%) Oracle DBA
11 8 (2.37%) Technical Architect
Libraries, Frameworks & Software Standards
1 24 (7.12%) Kafka
1 24 (7.12%) REST
2 21 (6.23%) Spring
3 19 (5.64%) OAuth
4 18 (5.34%) LDAP
5 17 (5.04%) Spring Boot
6 15 (4.45%) SAML
7 14 (4.15%) .NET
8 10 (2.97%) Elastic Stack
9 9 (2.67%) PySpark
10 8 (2.37%) AngularJS
10 8 (2.37%) Middleware
10 8 (2.37%) Node.js
10 8 (2.37%) OAuth2
11 7 (2.08%) OpenID
11 7 (2.08%) RESTful
12 6 (1.78%) OpenTelemetry
12 6 (1.78%) RabbitMQ
13 5 (1.48%) ARM Templates
13 5 (1.48%) AWS CDK
Miscellaneous
1 62 (18.40%) Cloud Native
2 28 (8.31%) Replication
3 27 (8.01%) Distributed Systems
4 19 (5.64%) Onboarding
5 17 (5.04%) Data Centre
6 14 (4.15%) Clustering
7 13 (3.86%) Hybrid Cloud
8 12 (3.56%) Data Protection Act
8 12 (3.56%) Video Conferencing
9 10 (2.97%) Legacy Systems
9 10 (2.97%) PKI
9 10 (2.97%) Virtual Team
10 8 (2.37%) Enterprise Software
11 6 (1.78%) SWIFT Messaging Network
12 5 (1.48%) Fixed Income
12 5 (1.48%) SCADA
13 4 (1.19%) Enterprise Storage
13 4 (1.19%) Foreign Exchange (FX)
13 4 (1.19%) Management Information System
13 4 (1.19%) NHS
Operating Systems
1 53 (15.73%) Linux
1 53 (15.73%) Windows
2 25 (7.42%) Windows Server
3 11 (3.26%) Red Hat Enterprise Linux
4 10 (2.97%) Unix
5 7 (2.08%) Mac OS
5 7 (2.08%) VMS
6 5 (1.48%) Ubuntu
7 4 (1.19%) SUSE
8 2 (0.59%) Amazon Linux
9 1 (0.30%) Android
9 1 (0.30%) Data ONTAP
9 1 (0.30%) Debian
9 1 (0.30%) Oracle Linux
9 1 (0.30%) Rocky
9 1 (0.30%) Solaris
9 1 (0.30%) zOS
Processes & Methodologies
1 131 (38.87%) CI/CD
2 119 (35.31%) DevOps
3 96 (28.49%) Infrastructure as Code
4 84 (24.93%) Disaster Recovery
5 52 (15.43%) Problem-Solving
6 49 (14.54%) Continuous Improvement
7 48 (14.24%) Migration
8 47 (13.95%) Agile
8 47 (13.95%) Observability
9 44 (13.06%) Containerisation
10 43 (12.76%) Performance Tuning
11 39 (11.57%) Root Cause Analysis
12 38 (11.28%) Microservices
13 35 (10.39%) Platform Engineering
14 31 (9.20%) Analytics
15 30 (8.90%) Roadmaps
15 30 (8.90%) Stakeholder Management
15 30 (8.90%) Technical Leadership
15 30 (8.90%) Test Automation
16 27 (8.01%) Data Pipeline
Programming Languages
1 80 (23.74%) Python
2 58 (17.21%) SQL
3 52 (15.43%) PowerShell
4 50 (14.84%) Java
5 24 (7.12%) Bash
6 12 (3.56%) Bicep
6 12 (3.56%) C#
6 12 (3.56%) Scala
6 12 (3.56%) TypeScript
7 8 (2.37%) C++
7 8 (2.37%) Go
8 6 (1.78%) C
8 6 (1.78%) JavaScript
8 6 (1.78%) Kotlin
9 5 (1.48%) Groovy
9 5 (1.48%) Shell Script
10 4 (1.19%) Perl
10 4 (1.19%) Rust
11 3 (0.89%) Ruby
11 3 (0.89%) T-SQL
Qualifications
1 94 (27.89%) Security Cleared
2 80 (23.74%) SC Cleared
3 27 (8.01%) Azure Certification
4 18 (5.34%) Degree
5 15 (4.45%) AWS Certification
5 15 (4.45%) Cisco Certification
6 14 (4.15%) CCNP
7 9 (2.67%) DV Cleared
7 9 (2.67%) Microsoft Certification
8 7 (2.08%) Computer Science Degree
9 6 (1.78%) AWS Certified Solutions Architect
10 5 (1.48%) BPSS Clearance
10 5 (1.48%) CCNA
10 5 (1.48%) TOGAF Certification
11 4 (1.19%) CompTIA Security+
11 4 (1.19%) MCITP
11 4 (1.19%) MCTS
12 3 (0.89%) CISSP
13 2 (0.59%) CISM
13 2 (0.59%) MCSE
Quality Assurance & Compliance
1 20 (5.93%) Data Quality
2 19 (5.64%) GDPR
3 11 (3.26%) QA
4 9 (2.67%) Sarbanes-Oxley
5 7 (2.08%) GRC
5 7 (2.08%) SLA
6 6 (1.78%) NIST
7 5 (1.48%) ISO/IEC 27001
8 4 (1.19%) ISO 20022
8 4 (1.19%) PCI DSS
8 4 (1.19%) SEPA
9 3 (0.89%) DICOM
9 3 (0.89%) HL7
9 3 (0.89%) NCSC
10 2 (0.59%) Accessibility
10 2 (0.59%) Government Security Classifications
11 1 (0.30%) HIPAA
11 1 (0.30%) ISO 22301
11 1 (0.30%) ISO 8583
11 1 (0.30%) NIST 800
System Software
1 58 (17.21%) Active Directory
2 38 (11.28%) Docker
3 21 (6.23%) VMware Infrastructure
4 10 (2.97%) vSphere
5 9 (2.67%) VMware ESXi
6 8 (2.37%) Virtual Machines
7 7 (2.08%) Hyper-V
8 5 (1.48%) Firmware
9 4 (1.19%) VMware NSX
10 2 (0.59%) HDFS
10 2 (0.59%) KVM
10 2 (0.59%) NFS
10 2 (0.59%) Oracle RAC
10 2 (0.59%) UAG
11 1 (0.30%) Ceph
11 1 (0.30%) RACF
11 1 (0.30%) Samba
11 1 (0.30%) Virtual Desktop
Systems Management
1 94 (27.89%) Terraform
2 73 (21.66%) Kubernetes
3 28 (8.31%) Ansible
4 25 (7.42%) Prometheus
5 24 (7.12%) Grafana
6 15 (4.45%) Active Directory Federation Services
7 13 (3.86%) Single Sign-On
8 10 (2.97%) Microsoft Intune
8 10 (2.97%) vCenter Server
9 6 (1.78%) ITRS Geneos
9 6 (1.78%) Puppet
10 5 (1.48%) Argo
10 5 (1.48%) Cisco CUCM
10 5 (1.48%) Microsoft Clustering
11 4 (1.19%) CA Single Sign-On
11 4 (1.19%) Failover Clustering
11 4 (1.19%) PingFederate
11 4 (1.19%) VxRail
12 3 (0.89%) FortiGate
12 3 (0.89%) ZABBIX
Vendors
1 73 (21.66%) Microsoft
2 31 (9.20%) Oracle
3 27 (8.01%) VMware
4 21 (6.23%) Databricks
5 19 (5.64%) Splunk
6 18 (5.34%) Cisco
7 15 (4.45%) ServiceNow
8 9 (2.67%) Ericsson
8 9 (2.67%) Nokia
8 9 (2.67%) Okta
9 8 (2.37%) IBM
10 7 (2.08%) Apple
10 7 (2.08%) Red Hat
11 6 (1.78%) F5
11 6 (1.78%) SAP
11 6 (1.78%) Solace
12 5 (1.48%) Dell
12 5 (1.48%) Infoblox
12 5 (1.48%) Red Box
12 5 (1.48%) SolarWinds