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 27 June 2026, with comparisons to the same periods in the previous two years.

6 months to
27 Jun 2026
Same period 2025 Same period 2024
Rank 159 134 262
Rank change year-on-year -25 +128 -41
Contract jobs citing High Availability 328 273 139
As % of all contract jobs in London 1.71% 2.14% 0.79%
As % of the Processes & Methodologies category 1.92% 2.32% 0.89%
Number of daily rates quoted 234 193 100
10th Percentile £350 £408 £300
25th Percentile £425 £463 £421
Median daily rate (50th Percentile) £525 £575 £550
Median % change year-on-year -8.74% +4.55% -8.33%
75th Percentile £636 £700 £675
90th Percentile £746 £764 £750
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 5 3 3
10th Percentile £56.18 £26.09 -
25th Percentile £56.75 £26.23 -
Median hourly rate £74.50 £26.45 £23.80
Median % change year-on-year +181.66% +11.13% -68.27%
75th Percentile £97.50 £27.23 -
90th Percentile - £27.69 -
England median hourly rate £55.50 £70.00 £58.30
% change year-on-year -20.71% +20.07% -12.99%

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 17,053 11,769 15,550
As % of all contract IT jobs advertised in London 88.98% 92.41% 88.46%
Number of daily rates quoted 11,360 7,875 11,093
10th Percentile £360 £336 £340
25th Percentile £438 £425 £445
Median daily rate (50th Percentile) £535 £550 £550
Median % change year-on-year -2.73% - -6.34%
75th Percentile £650 £675 £680
90th Percentile £763 £800 £800
England median daily rate £520 £515 £525
% change year-on-year +0.97% -1.90% -4.55%
Number of hourly rates quoted 263 221 300
10th Percentile £17.60 £16.50 £15.50
25th Percentile £25.17 £24.66 £20.02
Median hourly rate £37.50 £32.50 £30.00
Median % change year-on-year +15.38% +8.33% -25.00%
75th Percentile £59.36 £49.75 £48.75
90th Percentile £81.25 £63.25 £68.08
England median hourly rate £47.00 £25.50 £38.12
% change year-on-year +84.31% -33.11% +1.87%

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 27 June 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 27 June 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 27 June 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 -25 36 £563 -13.46% 11
South London -12 7 £600 -4.00%
East London -2 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 (5.49%) Microsoft Exchange
2 13 (3.96%) SharePoint
3 8 (2.44%) Confluence
4 4 (1.22%) OpenStack
5 3 (0.91%) Oracle Workflow
6 2 (0.61%) Apache Spark
6 2 (0.61%) Drupal
6 2 (0.61%) SharePoint Server
6 2 (0.61%) WordPress
7 1 (0.30%) Apache
7 1 (0.30%) Apache Airflow
7 1 (0.30%) Camunda
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%) WebSphere
Applications
1 8 (2.44%) Microsoft Office
2 2 (0.61%) Microsoft Excel
Business Applications
1 4 (1.22%) Oracle Applications
1 4 (1.22%) Oracle EBS
2 3 (0.91%) Distributed Ledger
2 3 (0.91%) Payment Gateway
2 3 (0.91%) Veritas eDiscovery
3 2 (0.61%) BASE24
3 2 (0.61%) Remedy ITSM
4 1 (0.30%) Bloomberg TOMS
4 1 (0.30%) DELMIA
4 1 (0.30%) Eikon
4 1 (0.30%) ION MarketView
4 1 (0.30%) Oracle EBS R12
4 1 (0.30%) SAP S/4HANA
Cloud Services
1 124 (37.80%) Azure
2 110 (33.54%) AWS
3 41 (12.50%) Entra ID
4 39 (11.89%) GCP
5 31 (9.45%) Azure DevOps
6 29 (8.84%) GitHub
7 26 (7.93%) AWS CloudFormation
8 23 (7.01%) Microsoft 365
9 19 (5.79%) Serverless
10 17 (5.18%) Azure Data Factory
11 16 (4.88%) Azure Monitor
12 14 (4.27%) Amazon EKS
12 14 (4.27%) Amazon S3
12 14 (4.27%) GitHub Actions
13 12 (3.66%) Amazon CloudWatch
14 11 (3.35%) AWS Lambda
14 11 (3.35%) Azure Synapse Analytics
15 10 (3.05%) Azure AKS
15 10 (3.05%) Virtual Private Cloud
16 7 (2.13%) Amazon EC2
Communications & Networking
1 44 (13.41%) DNS
2 34 (10.37%) Firewall
3 28 (8.54%) DHCP
4 27 (8.23%) Network Security
5 20 (6.10%) VPN
6 15 (4.57%) TCP/IP
6 15 (4.57%) WAN
7 13 (3.96%) Kerberos
8 9 (2.74%) HTTP
8 9 (2.74%) SSL
9 8 (2.44%) BGP
9 8 (2.44%) LAN
9 8 (2.44%) NAS
9 8 (2.44%) SAN
10 7 (2.13%) Internet
10 7 (2.13%) OSPF
11 6 (1.83%) 5G
11 6 (1.83%) Multicast
11 6 (1.83%) VLAN
12 5 (1.52%) WebEx
Database & Business Intelligence
1 30 (9.15%) SQL Server
2 25 (7.62%) PostgreSQL
3 18 (5.49%) Data Lake
4 17 (5.18%) Delta Lake
5 16 (4.88%) Azure SQL Database
6 12 (3.66%) Oracle Database
7 8 (2.44%) MongoDB
8 7 (2.13%) Amazon RDS
8 7 (2.13%) NoSQL
9 6 (1.83%) Metadata
9 6 (1.83%) Relational Database
10 5 (1.52%) MySQL
10 5 (1.52%) SQL Server Integration Services
11 4 (1.22%) Power BI
12 3 (0.91%) Big Data
12 3 (0.91%) KDB
12 3 (0.91%) SQL Server Analysis Services
13 2 (0.61%) NonStop SQL
13 2 (0.61%) Oracle Exadata
13 2 (0.61%) SQL Server Reporting Services
Development Applications
1 33 (10.06%) Git
2 19 (5.79%) Jenkins
3 12 (3.66%) GitLab
3 12 (3.66%) JIRA
4 6 (1.83%) JUnit
5 2 (0.61%) Artifactory
5 2 (0.61%) Cucumber
5 2 (0.61%) Gradle
5 2 (0.61%) IBM UrbanCode
5 2 (0.61%) Maven
5 2 (0.61%) SQL Server Management Studio (SSMS)
5 2 (0.61%) 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
General
1 84 (25.61%) Finance
2 78 (23.78%) Social Skills
3 42 (12.80%) Banking
4 25 (7.62%) Public Sector
5 24 (7.32%) Analytical Skills
6 15 (4.57%) Telecoms
7 12 (3.66%) Documentation Skills
8 11 (3.35%) Front Office
9 9 (2.74%) Investment Banking
10 7 (2.13%) Financial Institution
11 6 (1.83%) Inclusion and Diversity
11 6 (1.83%) Retail
12 4 (1.22%) Manufacturing
12 4 (1.22%) Presentation Skills
13 3 (0.91%) Corporate Banking
13 3 (0.91%) Games
13 3 (0.91%) Influencing Skills
13 3 (0.91%) Law
13 3 (0.91%) Legal
13 3 (0.91%) Publishing
Job Titles
1 46 (14.02%) Architect
2 40 (12.20%) Senior
3 37 (11.28%) Developer
4 31 (9.45%) DevOps Engineer
5 22 (6.71%) DBA
6 19 (5.79%) Lead
7 18 (5.49%) AWS Engineer
8 16 (4.88%) Data Engineer
9 14 (4.27%) Platform Engineer
10 12 (3.66%) AWS DevOps
10 12 (3.66%) AWS DevOps Engineer
10 12 (3.66%) Azure Engineer
11 10 (3.05%) Administrator
11 10 (3.05%) Infrastructure Engineer
11 10 (3.05%) Java Engineer
11 10 (3.05%) SQL DBA
12 9 (2.74%) Java Developer
12 9 (2.74%) Site Reliability Engineer
12 9 (2.74%) Solutions Architect
12 9 (2.74%) Technical Architect
Libraries, Frameworks & Software Standards
1 26 (7.93%) Kafka
2 23 (7.01%) OAuth
2 23 (7.01%) Spring
3 22 (6.71%) LDAP
3 22 (6.71%) REST
4 19 (5.79%) SAML
4 19 (5.79%) Spring Boot
5 14 (4.27%) .NET
6 10 (3.05%) PySpark
6 10 (3.05%) RESTful
7 8 (2.44%) AngularJS
7 8 (2.44%) Node.js
7 8 (2.44%) OAuth2
8 7 (2.13%) Middleware
8 7 (2.13%) OpenID
9 6 (1.83%) RabbitMQ
10 5 (1.52%) ARM Templates
10 5 (1.52%) AWS CDK
10 5 (1.52%) Elastic Stack
10 5 (1.52%) XML
Miscellaneous
1 64 (19.51%) Cloud Native
2 29 (8.84%) Replication
3 24 (7.32%) Distributed Systems
4 18 (5.49%) Data Centre
5 17 (5.18%) Onboarding
6 13 (3.96%) Clustering
7 11 (3.35%) Hybrid Cloud
8 10 (3.05%) Data Protection Act
8 10 (3.05%) Video Conferencing
9 9 (2.74%) Virtual Team
10 8 (2.44%) Enterprise Software
10 8 (2.44%) Legacy Systems
10 8 (2.44%) PKI
11 6 (1.83%) BYOD
12 5 (1.52%) Fixed Income
12 5 (1.52%) SCADA
13 4 (1.22%) EMV
13 4 (1.22%) Foreign Exchange (FX)
13 4 (1.22%) Management Information System
13 4 (1.22%) NHS
Operating Systems
1 50 (15.24%) Windows
2 47 (14.33%) Linux
3 27 (8.23%) Windows Server
4 12 (3.66%) Unix
5 9 (2.74%) Red Hat Enterprise Linux
6 7 (2.13%) VMS
7 5 (1.52%) Mac OS
7 5 (1.52%) Ubuntu
8 4 (1.22%) SUSE
9 2 (0.61%) Solaris
10 1 (0.30%) 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%) zOS
Processes & Methodologies
1 125 (38.11%) CI/CD
2 115 (35.06%) DevOps
3 96 (29.27%) Infrastructure as Code
4 88 (26.83%) Disaster Recovery
5 52 (15.85%) Problem-Solving
6 47 (14.33%) Containerisation
7 46 (14.02%) Migration
8 44 (13.41%) Agile
9 42 (12.80%) Performance Tuning
10 40 (12.20%) Continuous Improvement
10 40 (12.20%) Microservices
10 40 (12.20%) Observability
11 37 (11.28%) Root Cause Analysis
12 32 (9.76%) Analytics
12 32 (9.76%) Platform Engineering
13 30 (9.15%) Technical Leadership
14 28 (8.54%) Stakeholder Management
14 28 (8.54%) Test Automation
15 27 (8.23%) Data Pipeline
15 27 (8.23%) RBAC
Programming Languages
1 78 (23.78%) Python
2 63 (19.21%) SQL
3 57 (17.38%) PowerShell
4 46 (14.02%) Java
5 24 (7.32%) Bash
6 13 (3.96%) Scala
7 12 (3.66%) C#
8 11 (3.35%) Bicep
9 10 (3.05%) TypeScript
10 6 (1.83%) C
10 6 (1.83%) C++
10 6 (1.83%) Go
10 6 (1.83%) JavaScript
10 6 (1.83%) Kotlin
11 5 (1.52%) Shell Script
12 4 (1.22%) Groovy
12 4 (1.22%) PL/SQL
13 3 (0.91%) Perl
13 3 (0.91%) Ruby
13 3 (0.91%) T-SQL
Qualifications
1 85 (25.91%) Security Cleared
2 73 (22.26%) SC Cleared
3 28 (8.54%) Azure Certification
4 22 (6.71%) Degree
5 16 (4.88%) Cisco Certification
6 15 (4.57%) AWS Certification
7 14 (4.27%) CCNP
8 12 (3.66%) Microsoft Certification
9 9 (2.74%) Computer Science Degree
10 7 (2.13%) DV Cleared
11 6 (1.83%) AWS Certified Solutions Architect
11 6 (1.83%) BPSS Clearance
11 6 (1.83%) CCNA
12 5 (1.52%) TOGAF Certification
13 4 (1.22%) CompTIA Security+
13 4 (1.22%) MCITP
13 4 (1.22%) MCSE
13 4 (1.22%) MCTS
14 3 (0.91%) CISSP
14 3 (0.91%) MCSA
Quality Assurance & Compliance
1 24 (7.32%) GDPR
2 19 (5.79%) Data Quality
3 14 (4.27%) QA
4 13 (3.96%) Sarbanes-Oxley
5 8 (2.44%) SLA
6 6 (1.83%) GRC
7 5 (1.52%) PCI DSS
8 4 (1.22%) ISO 20022
8 4 (1.22%) NIST
8 4 (1.22%) SEPA
9 3 (0.91%) DICOM
9 3 (0.91%) HL7
9 3 (0.91%) ISO/IEC 27001
9 3 (0.91%) NCSC
10 2 (0.61%) Accessibility
10 2 (0.61%) Government Security Classifications
10 2 (0.61%) ISO 8583
11 1 (0.30%) HIPAA
11 1 (0.30%) ISO 22301
11 1 (0.30%) NIST 800
System Software
1 56 (17.07%) Active Directory
2 39 (11.89%) Docker
3 16 (4.88%) VMware Infrastructure
4 8 (2.44%) Virtual Machines
5 7 (2.13%) Hyper-V
5 7 (2.13%) vSphere
6 5 (1.52%) Firmware
6 5 (1.52%) VMware ESXi
7 2 (0.61%) Oracle RAC
7 2 (0.61%) Virtual Desktop
8 1 (0.30%) HDFS
8 1 (0.30%) NFS
8 1 (0.30%) RACF
8 1 (0.30%) VMware NSX
Systems Management
1 91 (27.74%) Terraform
2 67 (20.43%) Kubernetes
3 28 (8.54%) Ansible
4 21 (6.40%) Active Directory Federation Services
5 18 (5.49%) Grafana
5 18 (5.49%) Prometheus
6 17 (5.18%) Single Sign-On
7 10 (3.05%) Microsoft Intune
8 7 (2.13%) vCenter Server
9 5 (1.52%) Argo
9 5 (1.52%) Cisco CUCM
9 5 (1.52%) ITRS Geneos
9 5 (1.52%) Microsoft Clustering
10 4 (1.22%) CA Single Sign-On
10 4 (1.22%) Failover Clustering
10 4 (1.22%) PingFederate
10 4 (1.22%) Puppet
10 4 (1.22%) VxRail
11 3 (0.91%) FortiGate
11 3 (0.91%) Kustomize
Vendors
1 73 (22.26%) Microsoft
2 32 (9.76%) Oracle
3 23 (7.01%) Databricks
4 20 (6.10%) VMware
5 15 (4.57%) Cisco
5 15 (4.57%) Splunk
6 13 (3.96%) Okta
6 13 (3.96%) ServiceNow
7 9 (2.74%) Ericsson
7 9 (2.74%) Nokia
8 6 (1.83%) F5
8 6 (1.83%) Solace
9 5 (1.52%) Apple
9 5 (1.52%) Infoblox
9 5 (1.52%) Palo Alto
9 5 (1.52%) Red Box
9 5 (1.52%) Red Hat
9 5 (1.52%) SAP
10 4 (1.22%) Dell
10 4 (1.22%) IBM