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 11 September 2026, with comparisons to the same periods in the previous two years.

6 months to
11 Sep 2026
Same period 2025 Same period 2024
Rank 172 149 221
Rank change year-on-year -23 +72 -9
Contract jobs citing High Availability 355 264 183
As % of all contract jobs in London 1.75% 1.96% 1.12%
As % of the Processes & Methodologies category 1.96% 2.11% 1.26%
Number of daily rates quoted 242 189 127
10th Percentile £350 £418 £262
25th Percentile £425 £470 £421
Median daily rate (50th Percentile) £500 £600 £550
Median % change year-on-year -16.67% +9.09% -8.33%
75th Percentile £613 £700 £645
90th Percentile £700 £775 £750
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 3 5 7
10th Percentile £63.90 - £22.26
25th Percentile £74.63 £26.00 -
Median hourly rate £95.00 £26.45 £23.80
Median % change year-on-year +259.17% +11.13% -71.26%
75th Percentile £97.50 - -
90th Percentile - £27.38 £54.28
England median hourly rate £55.50 £26.73 £28.00
% change year-on-year +107.67% -4.55% -55.56%

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 18,096 12,500 14,495
As % of all contract IT jobs advertised in London 88.98% 92.57% 89.09%
Number of daily rates quoted 11,817 8,259 9,770
10th Percentile £358 £325 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £550 £538 £550
Median % change year-on-year +2.33% -2.27% -4.35%
75th Percentile £660 £675 £675
90th Percentile £775 £775 £800
England median daily rate £525 £508 £525
% change year-on-year +3.45% -3.33% -4.55%
Number of hourly rates quoted 305 257 182
10th Percentile £16.70 £17.00 £17.25
25th Percentile £19.50 £25.00 £23.29
Median hourly rate £35.00 £32.00 £35.00
Median % change year-on-year +9.38% -8.57% -12.50%
75th Percentile £57.00 £49.50 £55.00
90th Percentile £85.84 £63.75 £71.88
England median hourly rate £42.30 £25.15 £43.00
% change year-on-year +68.19% -41.51% +1.18%

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 11 September 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 11 September 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 11 September 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 -11 49 £475 -26.92% 22
South London -3 11 £550 -12.00%
East London +1 3 £500 +70.21% 5
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 (5.07%) Confluence
2 15 (4.23%) Microsoft Exchange
3 10 (2.82%) SharePoint
4 6 (1.69%) OpenStack
5 4 (1.13%) Apache Airflow
5 4 (1.13%) Apache Spark
6 3 (0.85%) JBoss
7 1 (0.28%) Anypoint
7 1 (0.28%) Apache
7 1 (0.28%) CICS
7 1 (0.28%) CMS
7 1 (0.28%) HCL Domino
7 1 (0.28%) HCL Notes
7 1 (0.28%) MTS
7 1 (0.28%) Mule
7 1 (0.28%) nginx
7 1 (0.28%) Oracle Workflow
7 1 (0.28%) SharePoint Server
7 1 (0.28%) WebLogic
7 1 (0.28%) WebSphere
Applications
1 5 (1.41%) Microsoft Office
2 2 (0.56%) Microsoft Excel
3 1 (0.28%) Chatbot
Business Applications
1 9 (2.54%) Remedy ITSM
2 5 (1.41%) Oracle EBS
3 4 (1.13%) Oracle Applications
4 3 (0.85%) Distributed Ledger
5 2 (0.56%) Bloomberg TOMS
5 2 (0.56%) Eikon
5 2 (0.56%) SAP S/4HANA
5 2 (0.56%) Temenos T24
6 1 (0.28%) ION MarketView
6 1 (0.28%) Oracle BRM
6 1 (0.28%) Oracle EBS R12
6 1 (0.28%) Payment Gateway
6 1 (0.28%) SAP BRIM
6 1 (0.28%) SAP FI
6 1 (0.28%) SAP FI-CA
6 1 (0.28%) SAP FS
6 1 (0.28%) SAP IS-U
Cloud Services
1 115 (32.39%) Azure
2 112 (31.55%) AWS
3 45 (12.68%) GCP
4 36 (10.14%) Entra ID
5 32 (9.01%) Azure DevOps
6 30 (8.45%) GitHub
7 22 (6.20%) Amazon CloudWatch
7 22 (6.20%) AWS CloudFormation
7 22 (6.20%) Microsoft 365
7 22 (6.20%) Virtual Private Cloud
8 19 (5.35%) GitHub Actions
8 19 (5.35%) Serverless
9 15 (4.23%) Amazon S3
10 14 (3.94%) Amazon EKS
10 14 (3.94%) Azure AKS
11 13 (3.66%) Azure Monitor
12 12 (3.38%) Amazon EC2
12 12 (3.38%) AWS KMS
12 12 (3.38%) OpenShift
13 9 (2.54%) Power Platform
Communications & Networking
1 44 (12.39%) Firewall
2 42 (11.83%) DNS
3 29 (8.17%) Network Security
4 24 (6.76%) VPN
5 23 (6.48%) DHCP
6 20 (5.63%) TCP/IP
7 16 (4.51%) BGP
8 15 (4.23%) WAN
9 12 (3.38%) SSL
10 11 (3.10%) LAN
11 10 (2.82%) SAN
12 9 (2.54%) 4G
12 9 (2.54%) HTTP
12 9 (2.54%) OSPF
12 9 (2.54%) VLAN
12 9 (2.54%) Wireless
13 8 (2.25%) 5G
13 8 (2.25%) LTE
13 8 (2.25%) Multicast
13 8 (2.25%) NAS
Database & Business Intelligence
1 34 (9.58%) PostgreSQL
1 34 (9.58%) SQL Server
2 21 (5.92%) Amazon RDS
3 17 (4.79%) Amazon Aurora
4 16 (4.51%) MongoDB
5 15 (4.23%) MySQL
6 12 (3.38%) SQL Server Integration Services
7 10 (2.82%) Oracle Database
8 9 (2.54%) Data Lake
8 9 (2.54%) Metadata
8 9 (2.54%) Redis
8 9 (2.54%) SQL Server Analysis Services
8 9 (2.54%) SQL Server Reporting Services
9 8 (2.25%) Power BI
10 7 (1.97%) NoSQL
11 5 (1.41%) Big Data
11 5 (1.41%) Delta Lake
11 5 (1.41%) Elasticsearch
11 5 (1.41%) Relational Database
12 4 (1.13%) KDB
Development Applications
1 31 (8.73%) Jenkins
2 27 (7.61%) Git
3 21 (5.92%) GitLab
4 20 (5.63%) JIRA
5 5 (1.41%) JUnit
6 4 (1.13%) Maven
7 3 (0.85%) SonarQube
8 2 (0.56%) Artifactory
8 2 (0.56%) Gradle
9 1 (0.28%) Cucumber
9 1 (0.28%) ER Studio
9 1 (0.28%) Flyway
9 1 (0.28%) IBM UrbanCode
9 1 (0.28%) IntelliJ
9 1 (0.28%) Liquibase
9 1 (0.28%) Mockito
9 1 (0.28%) SQL Server Management Studio (SSMS)
9 1 (0.28%) Subversion
9 1 (0.28%) Team Foundation Server
9 1 (0.28%) Toad
General
1 107 (30.14%) Social Skills
2 97 (27.32%) Finance
3 52 (14.65%) Banking
4 33 (9.30%) Public Sector
5 31 (8.73%) Analytical Skills
6 21 (5.92%) Front Office
7 18 (5.07%) Telecoms
8 12 (3.38%) Investment Banking
9 10 (2.82%) Documentation Skills
10 6 (1.69%) Billing
11 5 (1.41%) Financial Institution
11 5 (1.41%) Legal
11 5 (1.41%) Retail
12 4 (1.13%) Inclusion and Diversity
13 3 (0.85%) Manufacturing
13 3 (0.85%) Publishing
14 2 (0.56%) Corporate Banking
14 2 (0.56%) Games
14 2 (0.56%) Law
15 1 (0.28%) Mandarin Language
Job Titles
1 53 (14.93%) DevOps Engineer
2 49 (13.80%) Senior
3 41 (11.55%) Architect
4 36 (10.14%) DBA
5 34 (9.58%) Developer
6 21 (5.92%) Azure Engineer
7 19 (5.35%) Administrator
7 19 (5.35%) Infrastructure Engineer
8 18 (5.07%) AWS Engineer
9 17 (4.79%) Support Engineer
10 15 (4.23%) Lead
11 13 (3.66%) AWS DevOps
11 13 (3.66%) AWS DevOps Engineer
11 13 (3.66%) Platform Engineer
12 11 (3.10%) Applications Support
12 11 (3.10%) Consultant
12 11 (3.10%) IT Support
12 11 (3.10%) Network Engineer
12 11 (3.10%) SQL DBA
13 10 (2.82%) IT Support Engineer
Libraries, Frameworks & Software Standards
1 104 (29.30%) Terraform
2 28 (7.89%) Kafka
3 27 (7.61%) REST
4 18 (5.07%) Spring
5 15 (4.23%) Spring Boot
6 14 (3.94%) Elastic Stack
7 11 (3.10%) LDAP
8 10 (2.82%) .NET
8 10 (2.82%) Middleware
8 10 (2.82%) SOAP
9 9 (2.54%) OAuth
10 7 (1.97%) ARM Templates
10 7 (1.97%) OAuth2
10 7 (1.97%) OpenID
10 7 (1.97%) OpenTelemetry
10 7 (1.97%) RESTful
11 6 (1.69%) JDBC
11 6 (1.69%) Node.js
11 6 (1.69%) SAML
11 6 (1.69%) YAML
Miscellaneous
1 60 (16.90%) Cloud Native
2 38 (10.70%) Replication
3 28 (7.89%) Data Centre
4 27 (7.61%) Onboarding
5 24 (6.76%) Clustering
5 24 (6.76%) Distributed Systems
6 15 (4.23%) Enterprise Software
6 15 (4.23%) Hybrid Cloud
6 15 (4.23%) PKI
7 12 (3.38%) Data Protection Act
7 12 (3.38%) Video Conferencing
8 9 (2.54%) Legacy Systems
8 9 (2.54%) Virtual Team
9 8 (2.25%) Fixed Income
9 8 (2.25%) Linux Command Line
10 6 (1.69%) Foreign Exchange (FX)
10 6 (1.69%) Product Ownership
10 6 (1.69%) SWIFT Messaging Network
11 5 (1.41%) Analytical Mindset
11 5 (1.41%) Enterprise Storage
Operating Systems
1 66 (18.59%) Linux
2 61 (17.18%) Windows
3 17 (4.79%) Windows Server
4 15 (4.23%) Unix
5 12 (3.38%) Red Hat Enterprise Linux
6 10 (2.82%) VMS
7 7 (1.97%) Mac OS
8 5 (1.41%) Ubuntu
9 4 (1.13%) Amazon Linux
9 4 (1.13%) SUSE
10 3 (0.85%) Windows 10
10 3 (0.85%) zOS
11 2 (0.56%) Windows Server 2016
11 2 (0.56%) Windows Server 2019
12 1 (0.28%) Android
12 1 (0.28%) Debian
12 1 (0.28%) MVS
12 1 (0.28%) Oracle Linux
12 1 (0.28%) Rocky
12 1 (0.28%) Solaris
Processes & Methodologies
1 147 (41.41%) CI/CD
2 127 (35.77%) DevOps
3 110 (30.99%) Infrastructure as Code
4 83 (23.38%) Disaster Recovery
5 74 (20.85%) Migration
6 65 (18.31%) Continuous Improvement
6 65 (18.31%) Stakeholder Management
7 58 (16.34%) Problem-Solving
7 58 (16.34%) Root Cause Analysis
8 56 (15.77%) Observability
9 50 (14.08%) Containerisation
10 48 (13.52%) Agile
11 47 (13.24%) Performance Tuning
12 46 (12.96%) Technical Leadership
13 38 (10.70%) Incident Management
13 38 (10.70%) Test Automation
14 37 (10.42%) Microservices
15 35 (9.86%) Infrastructure Engineering
16 33 (9.30%) Platform Engineering
17 32 (9.01%) Roadmaps
Programming Languages
1 78 (21.97%) Python
2 63 (17.75%) PowerShell
3 53 (14.93%) SQL
4 51 (14.37%) Java
5 27 (7.61%) Bash
6 17 (4.79%) Bicep
7 10 (2.82%) TypeScript
8 9 (2.54%) Go
9 8 (2.25%) Kotlin
10 7 (1.97%) C#
10 7 (1.97%) Groovy
10 7 (1.97%) Shell Script
11 6 (1.69%) C++
12 5 (1.41%) Perl
13 4 (1.13%) BeanShell
13 4 (1.13%) C
13 4 (1.13%) Rust
13 4 (1.13%) T-SQL
14 2 (0.56%) ActionScript 2.0
14 2 (0.56%) Ruby
Qualifications
1 100 (28.17%) Security Cleared
2 87 (24.51%) SC Cleared
3 27 (7.61%) Azure Certification
4 20 (5.63%) Degree
5 19 (5.35%) AWS Certification
6 15 (4.23%) Cisco Certification
7 13 (3.66%) CCNP
8 12 (3.38%) Computer Science Degree
9 11 (3.10%) AWS Certified Solutions Architect
10 8 (2.25%) DV Cleared
11 6 (1.69%) BPSS Clearance
11 6 (1.69%) CCNA
12 5 (1.41%) Microsoft Certification
13 3 (0.85%) CompTIA Security+
14 2 (0.56%) AWS Certified DevOps Engineer
14 2 (0.56%) CISM
14 2 (0.56%) CISSP
14 2 (0.56%) PMI Certification
14 2 (0.56%) PMP
14 2 (0.56%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 18 (5.07%) QA
2 16 (4.51%) Data Quality
3 13 (3.66%) GDPR
4 9 (2.54%) NIST
5 8 (2.25%) ISO/IEC 27001
6 6 (1.69%) GRC
6 6 (1.69%) Sarbanes-Oxley
6 6 (1.69%) SEPA
7 5 (1.41%) ISO 20022
7 5 (1.41%) SLA
8 2 (0.56%) Accessibility
8 2 (0.56%) Government Security Classifications
8 2 (0.56%) HIPAA
8 2 (0.56%) PSD2
9 1 (0.28%) DICOM
9 1 (0.28%) HL7
9 1 (0.28%) NCSC
System Software
1 56 (15.77%) Active Directory
2 44 (12.39%) Docker
3 32 (9.01%) VMware Infrastructure
4 16 (4.51%) vSphere
5 11 (3.10%) Hyper-V
5 11 (3.10%) VMware ESXi
6 9 (2.54%) Virtual Machines
7 7 (1.97%) Firmware
8 4 (1.13%) VMware NSX
9 2 (0.56%) Apache ZooKeeper
9 2 (0.56%) HDFS
9 2 (0.56%) KVM
9 2 (0.56%) Oracle RAC
9 2 (0.56%) RACF
9 2 (0.56%) UAG
9 2 (0.56%) Virtual Servers
10 1 (0.28%) ACF2
10 1 (0.28%) Ceph
10 1 (0.28%) NFS
10 1 (0.28%) Samba
Systems Management
1 76 (21.41%) Kubernetes
2 34 (9.58%) Ansible
3 33 (9.30%) Grafana
3 33 (9.30%) Prometheus
4 14 (3.94%) Microsoft Intune
5 12 (3.38%) Microsoft Clustering
6 10 (2.82%) vCenter Server
7 8 (2.25%) ITRS Geneos
7 8 (2.25%) SCCM
8 7 (1.97%) Failover Clustering
8 7 (1.97%) Puppet
9 6 (1.69%) Argo
9 6 (1.69%) SCOM
10 5 (1.41%) Cisco CUCM
10 5 (1.41%) Single Sign-On
11 4 (1.13%) Active Directory Federation Services
11 4 (1.13%) CA Single Sign-On
11 4 (1.13%) FortiGate
11 4 (1.13%) PingFederate
11 4 (1.13%) ZABBIX
Vendors
1 69 (19.44%) Microsoft
2 37 (10.42%) VMware
3 30 (8.45%) Oracle
4 27 (7.61%) Cisco
5 24 (6.76%) ServiceNow
6 21 (5.92%) Splunk
7 13 (3.66%) IBM
8 10 (2.82%) Databricks
8 10 (2.82%) Ericsson
8 10 (2.82%) Nokia
8 10 (2.82%) Remedy
9 9 (2.54%) Google
9 9 (2.54%) SAP
10 8 (2.25%) Red Hat
11 7 (1.97%) Apple
11 7 (1.97%) Bloomberg
11 7 (1.97%) BMC
11 7 (1.97%) Dell
11 7 (1.97%) F5
11 7 (1.97%) Solace