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 25 August 2026, with comparisons to the same periods in the previous two years.

6 months to
25 Aug 2026
Same period 2025 Same period 2024
Rank 157 143 230
Rank change year-on-year -14 +87 -14
Contract jobs citing High Availability 368 270 172
As % of all contract jobs in London 1.83% 2.02% 1.06%
As % of the Processes & Methodologies category 2.06% 2.18% 1.19%
Number of daily rates quoted 254 196 115
10th Percentile £350 £413 £292
25th Percentile £425 £474 £419
Median daily rate (50th Percentile) £500 £600 £550
Median % change year-on-year -16.67% +9.09% -8.33%
75th Percentile £625 £700 £641
90th Percentile £715 £775 £725
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 4 5 7
10th Percentile £61.40 - £22.26
25th Percentile £68.38 £26.00 -
Median hourly rate £84.75 £26.45 £23.80
Median % change year-on-year +220.42% +11.13% -69.84%
75th Percentile £97.50 - -
90th Percentile - £27.38 £54.28
England median hourly rate £57.00 £27.00 £28.00
% change year-on-year +111.11% -3.57% -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 17,874 12,372 14,467
As % of all contract IT jobs advertised in London 89.11% 92.51% 88.95%
Number of daily rates quoted 11,706 8,225 9,980
10th Percentile £360 £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 £663 £675 £688
90th Percentile £775 £775 £800
England median daily rate £525 £511 £525
% change year-on-year +2.74% -2.67% -4.55%
Number of hourly rates quoted 291 254 190
10th Percentile £17.25 £16.50 £17.25
25th Percentile £19.85 £24.77 £22.00
Median hourly rate £35.50 £30.75 £35.25
Median % change year-on-year +15.47% -12.78% -11.88%
75th Percentile £56.63 £48.44 £53.75
90th Percentile £81.25 £63.75 £71.31
England median hourly rate £43.96 £25.15 £43.00
% change year-on-year +74.79% -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 25 August 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 25 August 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 25 August 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 46 £475 -26.92% 16
South London -13 11 £550 -12.00% 1
East London +3 3 £500 +70.21% 6
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 (4.89%) Confluence
2 17 (4.62%) Microsoft Exchange
3 13 (3.53%) SharePoint
4 6 (1.63%) OpenStack
5 4 (1.09%) Apache Spark
6 3 (0.82%) Apache Airflow
6 3 (0.82%) JBoss
6 3 (0.82%) Oracle Workflow
7 2 (0.54%) SharePoint Server
8 1 (0.27%) Anypoint
8 1 (0.27%) Apache
8 1 (0.27%) Camunda
8 1 (0.27%) CICS
8 1 (0.27%) CMS
8 1 (0.27%) HCL Domino
8 1 (0.27%) HCL Notes
8 1 (0.27%) MTS
8 1 (0.27%) Mule
8 1 (0.27%) nginx
8 1 (0.27%) WebSphere
Applications
1 5 (1.36%) Microsoft Office
2 2 (0.54%) Microsoft Excel
3 1 (0.27%) Chatbot
Business Applications
1 9 (2.45%) Remedy ITSM
2 4 (1.09%) Oracle Applications
2 4 (1.09%) Oracle EBS
3 3 (0.82%) Distributed Ledger
4 2 (0.54%) Bloomberg TOMS
4 2 (0.54%) Eikon
4 2 (0.54%) SAP S/4HANA
4 2 (0.54%) Temenos T24
5 1 (0.27%) ION MarketView
5 1 (0.27%) Oracle BRM
5 1 (0.27%) Oracle EBS R12
5 1 (0.27%) Payment Gateway
5 1 (0.27%) SAP BRIM
5 1 (0.27%) SAP FI
5 1 (0.27%) SAP FI-CA
5 1 (0.27%) SAP FS
5 1 (0.27%) SAP IS-U
Cloud Services
1 126 (34.24%) Azure
2 113 (30.71%) AWS
3 41 (11.14%) GCP
4 39 (10.60%) Entra ID
5 36 (9.78%) Azure DevOps
6 33 (8.97%) GitHub
7 26 (7.07%) Microsoft 365
8 22 (5.98%) Amazon CloudWatch
8 22 (5.98%) AWS CloudFormation
9 20 (5.43%) Serverless
9 20 (5.43%) Virtual Private Cloud
10 18 (4.89%) GitHub Actions
11 16 (4.35%) Azure AKS
12 15 (4.08%) Azure Monitor
13 14 (3.80%) Amazon EKS
13 14 (3.80%) Amazon S3
14 12 (3.26%) AWS KMS
14 12 (3.26%) OpenShift
15 10 (2.72%) Amazon EC2
15 10 (2.72%) Power Platform
Communications & Networking
1 41 (11.14%) DNS
1 41 (11.14%) Firewall
2 27 (7.34%) Network Security
3 24 (6.52%) VPN
4 23 (6.25%) DHCP
5 20 (5.43%) TCP/IP
6 15 (4.08%) WAN
7 13 (3.53%) BGP
8 12 (3.26%) LAN
8 12 (3.26%) SSL
9 10 (2.72%) SAN
10 9 (2.45%) 4G
10 9 (2.45%) HTTP
10 9 (2.45%) NAS
10 9 (2.45%) OSPF
10 9 (2.45%) Wireless
11 8 (2.17%) Internet
11 8 (2.17%) LTE
11 8 (2.17%) Multicast
11 8 (2.17%) VLAN
Database & Business Intelligence
1 42 (11.41%) SQL Server
2 33 (8.97%) PostgreSQL
3 20 (5.43%) Amazon RDS
4 17 (4.62%) MongoDB
5 16 (4.35%) Amazon Aurora
6 14 (3.80%) MySQL
7 12 (3.26%) Data Lake
8 11 (2.99%) SQL Server Integration Services
9 9 (2.45%) Delta Lake
9 9 (2.45%) Oracle Database
9 9 (2.45%) Redis
9 9 (2.45%) SQL Server Analysis Services
9 9 (2.45%) SQL Server Reporting Services
10 8 (2.17%) Azure SQL Database
10 8 (2.17%) Power BI
11 7 (1.90%) Big Data
11 7 (1.90%) Metadata
11 7 (1.90%) NoSQL
12 5 (1.36%) KDB
12 5 (1.36%) Relational Database
Development Applications
1 33 (8.97%) Jenkins
2 31 (8.42%) Git
3 21 (5.71%) JIRA
4 20 (5.43%) GitLab
5 5 (1.36%) JUnit
6 4 (1.09%) Maven
7 3 (0.82%) SonarQube
8 2 (0.54%) Artifactory
8 2 (0.54%) Cucumber
8 2 (0.54%) Gradle
8 2 (0.54%) IBM UrbanCode
8 2 (0.54%) Team Foundation Server
9 1 (0.27%) ER Studio
9 1 (0.27%) Flyway
9 1 (0.27%) IntelliJ
9 1 (0.27%) Liquibase
9 1 (0.27%) MLflow
9 1 (0.27%) Mockito
9 1 (0.27%) Subversion
9 1 (0.27%) Toad
General
1 108 (29.35%) Social Skills
2 100 (27.17%) Finance
3 50 (13.59%) Banking
4 35 (9.51%) Public Sector
5 34 (9.24%) Analytical Skills
6 18 (4.89%) Telecoms
7 16 (4.35%) Front Office
8 12 (3.26%) Documentation Skills
9 11 (2.99%) Investment Banking
10 6 (1.63%) Financial Institution
10 6 (1.63%) Inclusion and Diversity
11 5 (1.36%) Billing
11 5 (1.36%) Legal
11 5 (1.36%) Retail
12 3 (0.82%) Corporate Banking
12 3 (0.82%) Manufacturing
12 3 (0.82%) Presentation Skills
12 3 (0.82%) Publishing
13 2 (0.54%) Influencing Skills
13 2 (0.54%) Organisational Skills
Job Titles
1 52 (14.13%) Senior
2 51 (13.86%) DevOps Engineer
3 45 (12.23%) Architect
4 39 (10.60%) DBA
5 34 (9.24%) Developer
6 20 (5.43%) Azure Engineer
6 20 (5.43%) Infrastructure Engineer
7 18 (4.89%) Administrator
7 18 (4.89%) AWS Engineer
8 17 (4.62%) Lead
8 17 (4.62%) Platform Engineer
9 16 (4.35%) SQL DBA
10 15 (4.08%) Support Engineer
11 13 (3.53%) AWS DevOps
11 13 (3.53%) AWS DevOps Engineer
12 12 (3.26%) Consultant
13 10 (2.72%) Applications Support
13 10 (2.72%) Data Engineer
13 10 (2.72%) Network Engineer
14 9 (2.45%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 111 (30.16%) Terraform
2 27 (7.34%) Kafka
2 27 (7.34%) REST
3 19 (5.16%) Spring
4 15 (4.08%) Spring Boot
5 14 (3.80%) .NET
6 13 (3.53%) Elastic Stack
7 12 (3.26%) LDAP
8 10 (2.72%) OAuth
9 9 (2.45%) ARM Templates
9 9 (2.45%) Middleware
10 8 (2.17%) OAuth2
10 8 (2.17%) RESTful
10 8 (2.17%) SOAP
11 7 (1.90%) Node.js
11 7 (1.90%) OpenID
12 6 (1.63%) AngularJS
12 6 (1.63%) RabbitMQ
12 6 (1.63%) SAML
12 6 (1.63%) YAML
Miscellaneous
1 61 (16.58%) Cloud Native
2 32 (8.70%) Replication
3 28 (7.61%) Clustering
4 26 (7.07%) Onboarding
5 25 (6.79%) Distributed Systems
6 23 (6.25%) Data Centre
7 17 (4.62%) Hybrid Cloud
8 16 (4.35%) Enterprise Software
9 15 (4.08%) PKI
10 13 (3.53%) Data Protection Act
11 12 (3.26%) Video Conferencing
12 9 (2.45%) Virtual Team
13 7 (1.90%) Fixed Income
13 7 (1.90%) Legacy Systems
13 7 (1.90%) Linux Command Line
14 6 (1.63%) Product Ownership
14 6 (1.63%) SWIFT Messaging Network
15 5 (1.36%) Analytical Mindset
15 5 (1.36%) Enterprise Storage
15 5 (1.36%) Foreign Exchange (FX)
Operating Systems
1 64 (17.39%) Linux
2 63 (17.12%) Windows
3 22 (5.98%) Windows Server
4 13 (3.53%) Unix
5 11 (2.99%) Red Hat Enterprise Linux
5 11 (2.99%) VMS
6 7 (1.90%) Mac OS
7 5 (1.36%) Ubuntu
8 4 (1.09%) Amazon Linux
8 4 (1.09%) SUSE
9 2 (0.54%) Windows 10
9 2 (0.54%) Windows Server 2016
9 2 (0.54%) Windows Server 2019
10 1 (0.27%) Android
10 1 (0.27%) Data ONTAP
10 1 (0.27%) Debian
10 1 (0.27%) Oracle Linux
10 1 (0.27%) Rocky
10 1 (0.27%) Solaris
10 1 (0.27%) zOS
Processes & Methodologies
1 149 (40.49%) CI/CD
2 131 (35.60%) DevOps
3 118 (32.07%) Infrastructure as Code
4 96 (26.09%) Disaster Recovery
5 67 (18.21%) Migration
6 63 (17.12%) Continuous Improvement
6 63 (17.12%) Problem-Solving
7 61 (16.58%) Stakeholder Management
8 56 (15.22%) Root Cause Analysis
9 54 (14.67%) Agile
9 54 (14.67%) Observability
9 54 (14.67%) Performance Tuning
10 51 (13.86%) Containerisation
11 44 (11.96%) Technical Leadership
12 39 (10.60%) Microservices
13 37 (10.05%) Platform Engineering
13 37 (10.05%) Test Automation
14 35 (9.51%) Incident Management
14 35 (9.51%) Infrastructure Engineering
14 35 (9.51%) Roadmaps
Programming Languages
1 84 (22.83%) Python
2 68 (18.48%) PowerShell
3 64 (17.39%) SQL
4 53 (14.40%) Java
5 30 (8.15%) Bash
6 19 (5.16%) Bicep
7 11 (2.99%) TypeScript
8 9 (2.45%) C#
8 9 (2.45%) Go
9 8 (2.17%) C++
10 7 (1.90%) Groovy
11 6 (1.63%) Perl
11 6 (1.63%) Shell Script
12 5 (1.36%) C
12 5 (1.36%) Kotlin
13 4 (1.09%) Rust
13 4 (1.09%) Scala
14 3 (0.82%) BeanShell
14 3 (0.82%) Ruby
14 3 (0.82%) T-SQL
Qualifications
1 107 (29.08%) Security Cleared
2 93 (25.27%) SC Cleared
3 32 (8.70%) Azure Certification
4 22 (5.98%) Degree
5 20 (5.43%) AWS Certification
6 16 (4.35%) Cisco Certification
7 14 (3.80%) CCNP
8 12 (3.26%) AWS Certified Solutions Architect
9 11 (2.99%) Computer Science Degree
10 9 (2.45%) Microsoft Certification
11 8 (2.17%) BPSS Clearance
11 8 (2.17%) DV Cleared
12 7 (1.90%) CCNA
13 4 (1.09%) MCITP
13 4 (1.09%) MCTS
14 3 (0.82%) CompTIA Security+
15 2 (0.54%) CISSP
15 2 (0.54%) VCAP
15 2 (0.54%) VCDX
15 2 (0.54%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 18 (4.89%) Data Quality
1 18 (4.89%) QA
2 13 (3.53%) GDPR
3 8 (2.17%) ISO/IEC 27001
3 8 (2.17%) NIST
4 7 (1.90%) SLA
5 6 (1.63%) GRC
5 6 (1.63%) SEPA
6 5 (1.36%) ISO 20022
7 4 (1.09%) Sarbanes-Oxley
8 3 (0.82%) DICOM
8 3 (0.82%) HL7
8 3 (0.82%) NCSC
9 2 (0.54%) Accessibility
9 2 (0.54%) Government Security Classifications
9 2 (0.54%) PCI DSS
9 2 (0.54%) PSD2
10 1 (0.27%) HIPAA
System Software
1 66 (17.93%) Active Directory
2 45 (12.23%) Docker
3 34 (9.24%) VMware Infrastructure
4 16 (4.35%) vSphere
5 11 (2.99%) Hyper-V
5 11 (2.99%) VMware ESXi
6 10 (2.72%) Virtual Machines
7 7 (1.90%) Firmware
8 4 (1.09%) VMware NSX
9 2 (0.54%) HDFS
9 2 (0.54%) KVM
9 2 (0.54%) NFS
9 2 (0.54%) Oracle RAC
9 2 (0.54%) UAG
9 2 (0.54%) Virtual Servers
10 1 (0.27%) Apache ZooKeeper
10 1 (0.27%) Ceph
10 1 (0.27%) RACF
10 1 (0.27%) Samba
10 1 (0.27%) Virtual Desktop
Systems Management
1 77 (20.92%) Kubernetes
2 34 (9.24%) Ansible
3 32 (8.70%) Grafana
3 32 (8.70%) Prometheus
4 15 (4.08%) Microsoft Intune
5 12 (3.26%) Microsoft Clustering
6 11 (2.99%) vCenter Server
7 8 (2.17%) ITRS Geneos
8 7 (1.90%) Puppet
8 7 (1.90%) SCCM
9 6 (1.63%) Argo
9 6 (1.63%) Failover Clustering
10 5 (1.36%) Cisco CUCM
10 5 (1.36%) FortiGate
10 5 (1.36%) Single Sign-On
11 4 (1.09%) Active Directory Federation Services
11 4 (1.09%) CA Single Sign-On
11 4 (1.09%) PingFederate
11 4 (1.09%) SCOM
11 4 (1.09%) VxRail
Vendors
1 80 (21.74%) Microsoft
2 40 (10.87%) VMware
3 31 (8.42%) Oracle
4 23 (6.25%) Cisco
5 21 (5.71%) ServiceNow
5 21 (5.71%) Splunk
6 14 (3.80%) Databricks
7 11 (2.99%) IBM
8 10 (2.72%) Ericsson
8 10 (2.72%) Nokia
8 10 (2.72%) Remedy
9 8 (2.17%) SAP
10 7 (1.90%) Apple
10 7 (1.90%) BMC
10 7 (1.90%) F5
10 7 (1.90%) Google
10 7 (1.90%) Red Hat
11 6 (1.63%) Bloomberg
11 6 (1.63%) Dell
11 6 (1.63%) Solace