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

6 months to
29 Jul 2026
Same period 2025 Same period 2024
Rank 166 134 233
Rank change year-on-year -32 +99 -10
Contract jobs citing High Availability 332 283 163
As % of all contract jobs in London 1.67% 2.08% 0.99%
As % of the Processes & Methodologies category 1.88% 2.26% 1.12%
Number of daily rates quoted 229 200 119
10th Percentile £343 £402 £300
25th Percentile £425 £475 £417
Median daily rate (50th Percentile) £500 £575 £550
Median % change year-on-year -13.04% +4.55% -8.33%
75th Percentile £638 £700 £638
90th Percentile £740 £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 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 17,663 12,532 14,574
As % of all contract IT jobs advertised in London 88.96% 92.17% 88.80%
Number of daily rates quoted 11,664 8,387 10,335
10th Percentile £363 £325 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £550 £540 £550
Median % change year-on-year +1.85% -1.82% -4.35%
75th Percentile £656 £675 £688
90th Percentile £775 £788 £800
England median daily rate £525 £512 £525
% change year-on-year +2.54% -2.48% -4.55%
Number of hourly rates quoted 289 242 212
10th Percentile £17.60 £16.50 £16.25
25th Percentile £19.85 £24.66 £22.00
Median hourly rate £35.50 £29.75 £34.00
Median % change year-on-year +19.33% -12.50% -18.07%
75th Percentile £57.00 £49.31 £54.06
90th Percentile £81.25 £63.23 £71.25
England median hourly rate £46.62 £25.15 £41.50
% change year-on-year +85.35% -39.40% -2.35%

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 29 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 29 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 29 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 -12 42 £475 -26.92% 16
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 (5.42%) Microsoft Exchange
2 15 (4.52%) Confluence
2 15 (4.52%) SharePoint
3 6 (1.81%) OpenStack
4 3 (0.90%) Apache Spark
4 3 (0.90%) JBoss
4 3 (0.90%) Oracle Workflow
5 2 (0.60%) Apache Airflow
5 2 (0.60%) SharePoint Server
6 1 (0.30%) Anypoint
6 1 (0.30%) Apache
6 1 (0.30%) Camunda
6 1 (0.30%) CICS
6 1 (0.30%) CloudStack
6 1 (0.30%) HCL Domino
6 1 (0.30%) HCL Notes
6 1 (0.30%) MTS
6 1 (0.30%) Mule
6 1 (0.30%) nginx
6 1 (0.30%) WebSphere
Applications
1 6 (1.81%) Microsoft Office
2 2 (0.60%) Microsoft Excel
Business Applications
1 6 (1.81%) Remedy ITSM
2 4 (1.20%) Oracle Applications
2 4 (1.20%) Oracle EBS
3 3 (0.90%) 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 (34.94%) Azure
2 101 (30.42%) AWS
3 42 (12.65%) GCP
4 33 (9.94%) Azure DevOps
4 33 (9.94%) Entra ID
5 31 (9.34%) GitHub
6 25 (7.53%) Microsoft 365
7 16 (4.82%) AWS CloudFormation
7 16 (4.82%) GitHub Actions
7 16 (4.82%) Serverless
8 15 (4.52%) Azure Monitor
9 13 (3.92%) Amazon EKS
9 13 (3.92%) Azure AKS
10 12 (3.61%) Amazon CloudWatch
10 12 (3.61%) Azure Data Factory
11 11 (3.31%) OpenShift
12 10 (3.01%) Amazon S3
13 9 (2.71%) Virtual Private Cloud
14 8 (2.41%) AWS Lambda
14 8 (2.41%) Azure Synapse Analytics
Communications & Networking
1 35 (10.54%) DNS
1 35 (10.54%) Firewall
2 24 (7.23%) Network Security
3 23 (6.93%) VPN
4 17 (5.12%) DHCP
4 17 (5.12%) TCP/IP
5 13 (3.92%) WAN
6 12 (3.61%) SSL
7 9 (2.71%) BGP
7 9 (2.71%) HTTP
7 9 (2.71%) LAN
8 8 (2.41%) 5G
8 8 (2.41%) NAS
8 8 (2.41%) OSPF
8 8 (2.41%) SAN
9 7 (2.11%) Internet
9 7 (2.11%) LTE
9 7 (2.11%) Multicast
10 6 (1.81%) 4G
10 6 (1.81%) Wireless
Database & Business Intelligence
1 33 (9.94%) SQL Server
2 21 (6.33%) PostgreSQL
3 15 (4.52%) Data Lake
4 13 (3.92%) Azure SQL Database
4 13 (3.92%) Delta Lake
5 9 (2.71%) MongoDB
5 9 (2.71%) Oracle Database
6 7 (2.11%) Amazon RDS
6 7 (2.11%) NoSQL
6 7 (2.11%) SQL Server Integration Services
7 6 (1.81%) Metadata
7 6 (1.81%) SQL Server Analysis Services
7 6 (1.81%) SQL Server Reporting Services
8 5 (1.51%) Big Data
8 5 (1.51%) MySQL
8 5 (1.51%) Power BI
9 4 (1.20%) Amazon Aurora
9 4 (1.20%) Relational Database
10 3 (0.90%) Elasticsearch
10 3 (0.90%) KDB
Development Applications
1 29 (8.73%) Git
2 28 (8.43%) Jenkins
3 17 (5.12%) JIRA
4 15 (4.52%) GitLab
5 5 (1.51%) JUnit
6 4 (1.20%) 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%) Subversion
General
1 94 (28.31%) Finance
2 80 (24.10%) Social Skills
3 45 (13.55%) Banking
4 28 (8.43%) Analytical Skills
5 26 (7.83%) Public Sector
6 18 (5.42%) Telecoms
7 12 (3.61%) Front Office
8 10 (3.01%) Documentation Skills
9 9 (2.71%) Investment Banking
10 7 (2.11%) Financial Institution
11 6 (1.81%) Inclusion and Diversity
11 6 (1.81%) Retail
12 4 (1.20%) Billing
12 4 (1.20%) Legal
13 3 (0.90%) Corporate Banking
13 3 (0.90%) Influencing Skills
13 3 (0.90%) Manufacturing
13 3 (0.90%) Presentation Skills
13 3 (0.90%) Publishing
14 2 (0.60%) Organisational Skills
Job Titles
1 48 (14.46%) Architect
2 47 (14.16%) Senior
3 38 (11.45%) DevOps Engineer
4 35 (10.54%) Developer
5 26 (7.83%) DBA
6 18 (5.42%) Platform Engineer
7 17 (5.12%) AWS Engineer
8 16 (4.82%) Azure Engineer
9 14 (4.22%) Infrastructure Engineer
9 14 (4.22%) Lead
9 14 (4.22%) SQL DBA
10 13 (3.92%) Data Engineer
11 12 (3.61%) AWS DevOps
11 12 (3.61%) AWS DevOps Engineer
11 12 (3.61%) Support Engineer
12 10 (3.01%) Solutions Architect
12 10 (3.01%) Technical Architect
13 9 (2.71%) Java Developer
14 8 (2.41%) Administrator
14 8 (2.41%) Java Engineer
Libraries, Frameworks & Software Standards
1 24 (7.23%) Kafka
2 22 (6.63%) REST
3 20 (6.02%) Spring
4 16 (4.82%) Spring Boot
5 14 (4.22%) .NET
6 11 (3.31%) Elastic Stack
7 10 (3.01%) OAuth
8 9 (2.71%) LDAP
8 9 (2.71%) Middleware
9 8 (2.41%) AngularJS
9 8 (2.41%) Node.js
9 8 (2.41%) OAuth2
10 7 (2.11%) OpenID
10 7 (2.11%) RESTful
11 6 (1.81%) ARM Templates
11 6 (1.81%) OpenTelemetry
11 6 (1.81%) PySpark
11 6 (1.81%) RabbitMQ
11 6 (1.81%) SAML
12 5 (1.51%) XML
Miscellaneous
1 64 (19.28%) Cloud Native
2 26 (7.83%) Distributed Systems
3 21 (6.33%) Replication
4 20 (6.02%) Clustering
5 19 (5.72%) Data Centre
5 19 (5.72%) Onboarding
6 17 (5.12%) Hybrid Cloud
7 13 (3.92%) Data Protection Act
8 12 (3.61%) Video Conferencing
9 10 (3.01%) Legacy Systems
9 10 (3.01%) PKI
9 10 (3.01%) Virtual Team
10 8 (2.41%) Enterprise Software
11 6 (1.81%) Fixed Income
11 6 (1.81%) SWIFT Messaging Network
12 5 (1.51%) Foreign Exchange (FX)
12 5 (1.51%) Product Ownership
13 4 (1.20%) Data Structures
13 4 (1.20%) Mainframe
13 4 (1.20%) Management Information System
Operating Systems
1 55 (16.57%) Linux
2 52 (15.66%) Windows
3 17 (5.12%) Windows Server
4 11 (3.31%) Red Hat Enterprise Linux
4 11 (3.31%) Unix
5 8 (2.41%) VMS
6 7 (2.11%) Mac OS
7 5 (1.51%) Ubuntu
8 4 (1.20%) 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%) Windows Server 2016
10 1 (0.30%) Windows Server 2019
10 1 (0.30%) zOS
Processes & Methodologies
1 134 (40.36%) CI/CD
2 122 (36.75%) DevOps
3 97 (29.22%) Infrastructure as Code
4 84 (25.30%) Disaster Recovery
5 58 (17.47%) Migration
6 55 (16.57%) Continuous Improvement
7 51 (15.36%) Problem-Solving
8 48 (14.46%) Observability
9 47 (14.16%) Agile
9 47 (14.16%) Containerisation
10 46 (13.86%) Performance Tuning
11 40 (12.05%) Microservices
12 39 (11.75%) Root Cause Analysis
13 37 (11.14%) Platform Engineering
13 37 (11.14%) Stakeholder Management
14 31 (9.34%) Analytics
14 31 (9.34%) Technical Leadership
14 31 (9.34%) Test Automation
15 29 (8.73%) Roadmaps
16 26 (7.83%) Incident Management
Programming Languages
1 80 (24.10%) Python
2 61 (18.37%) SQL
3 52 (15.66%) PowerShell
4 48 (14.46%) Java
5 26 (7.83%) Bash
6 15 (4.52%) Bicep
7 11 (3.31%) TypeScript
8 9 (2.71%) C#
8 9 (2.71%) Scala
9 8 (2.41%) C++
9 8 (2.41%) Go
10 6 (1.81%) Kotlin
10 6 (1.81%) Shell Script
11 5 (1.51%) C
11 5 (1.51%) Groovy
12 4 (1.20%) Perl
12 4 (1.20%) Rust
13 3 (0.90%) JavaScript
13 3 (0.90%) Ruby
13 3 (0.90%) T-SQL
Qualifications
1 91 (27.41%) Security Cleared
2 79 (23.80%) SC Cleared
3 30 (9.04%) Azure Certification
4 21 (6.33%) Degree
5 15 (4.52%) Cisco Certification
6 14 (4.22%) CCNP
7 13 (3.92%) AWS Certification
8 10 (3.01%) Microsoft Certification
9 9 (2.71%) Computer Science Degree
10 8 (2.41%) DV Cleared
11 6 (1.81%) AWS Certified Solutions Architect
12 5 (1.51%) CCNA
12 5 (1.51%) TOGAF Certification
13 4 (1.20%) BPSS Clearance
13 4 (1.20%) CompTIA Security+
13 4 (1.20%) MCITP
13 4 (1.20%) MCTS
14 3 (0.90%) CISSP
15 2 (0.60%) CISM
15 2 (0.60%) MCSE
Quality Assurance & Compliance
1 17 (5.12%) Data Quality
2 14 (4.22%) QA
3 9 (2.71%) GDPR
4 7 (2.11%) GRC
4 7 (2.11%) SLA
5 6 (1.81%) NIST
5 6 (1.81%) SEPA
6 5 (1.51%) ISO 20022
6 5 (1.51%) ISO/IEC 27001
7 3 (0.90%) DICOM
7 3 (0.90%) HL7
7 3 (0.90%) NCSC
7 3 (0.90%) 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 56 (16.87%) Active Directory
2 42 (12.65%) Docker
3 28 (8.43%) VMware Infrastructure
4 12 (3.61%) vSphere
5 10 (3.01%) Virtual Machines
6 9 (2.71%) VMware ESXi
7 8 (2.41%) Hyper-V
8 5 (1.51%) Firmware
8 5 (1.51%) 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
10 1 (0.30%) Virtual Servers
Systems Management
1 96 (28.92%) Terraform
2 77 (23.19%) Kubernetes
3 29 (8.73%) Ansible
4 26 (7.83%) Prometheus
5 25 (7.53%) Grafana
6 12 (3.61%) Microsoft Intune
7 11 (3.31%) vCenter Server
8 8 (2.41%) Microsoft Clustering
9 7 (2.11%) Argo
9 7 (2.11%) ITRS Geneos
9 7 (2.11%) Puppet
10 6 (1.81%) Active Directory Federation Services
11 5 (1.51%) Cisco CUCM
11 5 (1.51%) Failover Clustering
12 4 (1.20%) CA Single Sign-On
12 4 (1.20%) PingFederate
12 4 (1.20%) SCOM
12 4 (1.20%) Single Sign-On
12 4 (1.20%) VxRail
13 3 (0.90%) SCCM
Vendors
1 67 (20.18%) Microsoft
2 35 (10.54%) VMware
3 30 (9.04%) Oracle
4 20 (6.02%) Splunk
5 17 (5.12%) Cisco
6 16 (4.82%) Databricks
6 16 (4.82%) ServiceNow
7 9 (2.71%) Ericsson
7 9 (2.71%) IBM
7 9 (2.71%) Nokia
8 7 (2.11%) Apple
8 7 (2.11%) F5
8 7 (2.11%) Red Hat
8 7 (2.11%) Remedy
9 5 (1.51%) Dell
9 5 (1.51%) Infoblox
9 5 (1.51%) Red Box
9 5 (1.51%) Solace
9 5 (1.51%) SolarWinds
10 4 (1.20%) Palo Alto