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

6 months to
27 Aug 2026
Same period 2025 Same period 2024
Rank 151 142 227
Rank change year-on-year -9 +85 -11
Contract jobs citing High Availability 368 268 167
As % of all contract jobs in London 1.83% 2.00% 1.03%
As % of the Processes & Methodologies category 2.06% 2.16% 1.15%
Number of daily rates quoted 258 193 114
10th Percentile £350 £413 £290
25th Percentile £425 £470 £416
Median daily rate (50th Percentile) £500 £600 £550
Median % change year-on-year -16.67% +9.09% -8.33%
75th Percentile £625 £700 £642
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 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% -69.84%
75th Percentile £97.50 - -
90th Percentile - £27.38 £54.28
England median hourly rate £55.50 £27.00 £28.00
% change year-on-year +105.56% -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 17,897 12,384 14,463
As % of all contract IT jobs advertised in London 89.02% 92.53% 88.96%
Number of daily rates quoted 11,693 8,242 9,970
10th Percentile £360 £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 £688
90th Percentile £775 £787 £800
England median daily rate £525 £510 £525
% change year-on-year +2.94% -2.86% -4.55%
Number of hourly rates quoted 290 255 193
10th Percentile £17.23 £16.50 £17.25
25th Percentile £19.85 £24.77 £22.00
Median hourly rate £35.50 £31.49 £35.00
Median % change year-on-year +12.73% -10.03% -12.50%
75th Percentile £56.25 £49.63 £53.75
90th Percentile £81.25 £63.75 £71.25
England median hourly rate £43.96 £25.15 £42.50
% change year-on-year +74.79% -40.82% -

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 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 27 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 27 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 -13 46 £470 -27.65% 28
South London -10 11 £550 -12.00% 2
East London +2 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 15 (4.08%) 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
7 2 (0.54%) Oracle Workflow
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%) SharePoint Server
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
1 124 (33.70%) Azure
2 112 (30.43%) AWS
3 39 (10.60%) GCP
4 38 (10.33%) Entra ID
5 36 (9.78%) Azure DevOps
6 34 (9.24%) GitHub
7 24 (6.52%) 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 19 (5.16%) GitHub Actions
11 17 (4.62%) Azure AKS
12 16 (4.35%) 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 44 (11.96%) Firewall
2 41 (11.14%) DNS
3 30 (8.15%) Network Security
4 24 (6.52%) VPN
5 23 (6.25%) DHCP
6 20 (5.43%) TCP/IP
7 16 (4.35%) BGP
8 15 (4.08%) WAN
9 12 (3.26%) LAN
9 12 (3.26%) SSL
10 10 (2.72%) SAN
11 9 (2.45%) 4G
11 9 (2.45%) HTTP
11 9 (2.45%) NAS
11 9 (2.45%) OSPF
11 9 (2.45%) VLAN
11 9 (2.45%) Wireless
12 8 (2.17%) 5G
12 8 (2.17%) LTE
12 8 (2.17%) Multicast
Database & Business Intelligence
1 41 (11.14%) 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 20 (5.43%) GitLab
3 20 (5.43%) JIRA
4 5 (1.36%) JUnit
5 4 (1.09%) Maven
6 3 (0.82%) SonarQube
7 2 (0.54%) Artifactory
7 2 (0.54%) Cucumber
7 2 (0.54%) Gradle
7 2 (0.54%) IBM UrbanCode
7 2 (0.54%) Team Foundation Server
8 1 (0.27%) ER Studio
8 1 (0.27%) Flyway
8 1 (0.27%) IntelliJ
8 1 (0.27%) MLflow
8 1 (0.27%) Mockito
8 1 (0.27%) Sonatype Nexus
8 1 (0.27%) Subversion
8 1 (0.27%) Toad
General
1 108 (29.35%) Social Skills
2 101 (27.45%) Finance
3 48 (13.04%) Banking
4 34 (9.24%) Public Sector
5 33 (8.97%) Analytical Skills
6 18 (4.89%) Telecoms
7 16 (4.35%) Front Office
8 12 (3.26%) Documentation Skills
9 10 (2.72%) Investment Banking
10 6 (1.63%) Financial Institution
11 5 (1.36%) Billing
11 5 (1.36%) Inclusion and Diversity
11 5 (1.36%) Legal
12 4 (1.09%) Retail
13 3 (0.82%) Corporate Banking
13 3 (0.82%) Manufacturing
13 3 (0.82%) Publishing
14 2 (0.54%) Games
14 2 (0.54%) Law
14 2 (0.54%) Organisational Skills
Job Titles
1 53 (14.40%) Senior
2 51 (13.86%) DevOps Engineer
3 44 (11.96%) Architect
4 39 (10.60%) DBA
5 34 (9.24%) Developer
6 21 (5.71%) Azure Engineer
7 20 (5.43%) Infrastructure Engineer
8 18 (4.89%) Administrator
8 18 (4.89%) AWS Engineer
9 17 (4.62%) Platform Engineer
10 16 (4.35%) Lead
10 16 (4.35%) SQL DBA
11 15 (4.08%) Support Engineer
12 13 (3.53%) AWS DevOps
12 13 (3.53%) AWS DevOps Engineer
12 13 (3.53%) Consultant
13 10 (2.72%) Applications Support
13 10 (2.72%) Data Engineer
13 10 (2.72%) Network Engineer
14 9 (2.45%) Technical Architect
Libraries, Frameworks & Software Standards
1 112 (30.43%) Terraform
2 27 (7.34%) Kafka
2 27 (7.34%) REST
3 19 (5.16%) Spring
4 15 (4.08%) Spring Boot
5 13 (3.53%) .NET
5 13 (3.53%) Elastic Stack
6 11 (2.99%) LDAP
7 10 (2.72%) OAuth
8 9 (2.45%) ARM Templates
8 9 (2.45%) Middleware
9 8 (2.17%) OAuth2
9 8 (2.17%) RESTful
9 8 (2.17%) SOAP
10 7 (1.90%) Node.js
10 7 (1.90%) OpenID
11 6 (1.63%) AngularJS
11 6 (1.63%) RabbitMQ
11 6 (1.63%) SAML
11 6 (1.63%) YAML
Miscellaneous
1 61 (16.58%) Cloud Native
2 33 (8.97%) Replication
3 28 (7.61%) Clustering
4 26 (7.07%) Onboarding
5 25 (6.79%) Data Centre
5 25 (6.79%) Distributed Systems
6 17 (4.62%) Hybrid Cloud
7 16 (4.35%) Enterprise Software
8 15 (4.08%) PKI
9 12 (3.26%) Video Conferencing
10 11 (2.99%) Data Protection Act
11 9 (2.45%) Virtual Team
12 7 (1.90%) Fixed Income
12 7 (1.90%) Legacy Systems
12 7 (1.90%) Linux Command Line
13 6 (1.63%) Enterprise Storage
13 6 (1.63%) Product Ownership
13 6 (1.63%) SWIFT Messaging Network
14 5 (1.36%) Analytical Mindset
14 5 (1.36%) Foreign Exchange (FX)
Operating Systems
1 65 (17.66%) Linux
2 64 (17.39%) 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
9 2 (0.54%) zOS
10 1 (0.27%) Android
10 1 (0.27%) Data ONTAP
10 1 (0.27%) Debian
10 1 (0.27%) MVS
10 1 (0.27%) Oracle Linux
10 1 (0.27%) Solaris
Processes & Methodologies
1 150 (40.76%) CI/CD
2 131 (35.60%) DevOps
3 118 (32.07%) Infrastructure as Code
4 95 (25.82%) Disaster Recovery
5 71 (19.29%) Migration
6 63 (17.12%) Stakeholder Management
7 62 (16.85%) Continuous Improvement
7 62 (16.85%) Problem-Solving
8 56 (15.22%) Observability
9 55 (14.95%) Root Cause Analysis
10 53 (14.40%) Agile
10 53 (14.40%) Performance Tuning
11 52 (14.13%) Containerisation
12 44 (11.96%) Technical Leadership
13 39 (10.60%) Microservices
14 38 (10.33%) Platform Engineering
15 37 (10.05%) Test Automation
16 36 (9.78%) Incident Management
17 35 (9.51%) Infrastructure Engineering
18 33 (8.97%) Validation
Programming Languages
1 84 (22.83%) Python
2 68 (18.48%) PowerShell
3 62 (16.85%) SQL
4 52 (14.13%) Java
5 30 (8.15%) Bash
6 20 (5.43%) Bicep
7 11 (2.99%) TypeScript
8 9 (2.45%) C#
8 9 (2.45%) Go
9 7 (1.90%) C++
9 7 (1.90%) Groovy
10 6 (1.63%) Perl
10 6 (1.63%) Shell Script
11 5 (1.36%) C
11 5 (1.36%) Kotlin
12 4 (1.09%) Rust
13 3 (0.82%) BeanShell
13 3 (0.82%) Ruby
13 3 (0.82%) Scala
13 3 (0.82%) T-SQL
Qualifications
1 108 (29.35%) Security Cleared
2 93 (25.27%) SC Cleared
3 32 (8.70%) Azure Certification
4 21 (5.71%) 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%) DV Cleared
12 7 (1.90%) BPSS Clearance
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 17 (4.62%) Data Quality
1 17 (4.62%) QA
2 13 (3.53%) GDPR
3 8 (2.17%) ISO/IEC 27001
3 8 (2.17%) NIST
4 6 (1.63%) GRC
4 6 (1.63%) SEPA
5 5 (1.36%) ISO 20022
6 4 (1.09%) Sarbanes-Oxley
6 4 (1.09%) SLA
7 3 (0.82%) NCSC
8 2 (0.54%) Accessibility
8 2 (0.54%) DICOM
8 2 (0.54%) Government Security Classifications
8 2 (0.54%) HL7
8 2 (0.54%) PSD2
9 1 (0.27%) HIPAA
9 1 (0.27%) PCI DSS
System Software
1 64 (17.39%) Active Directory
2 46 (12.50%) 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 8 (2.17%) 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 78 (21.20%) Kubernetes
2 34 (9.24%) Ansible
3 32 (8.70%) Grafana
3 32 (8.70%) Prometheus
4 14 (3.80%) 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%) SCOM
10 5 (1.36%) Single Sign-On
11 4 (1.09%) CA Single Sign-On
11 4 (1.09%) PingFederate
11 4 (1.09%) VxRail
11 4 (1.09%) ZABBIX
Vendors
1 79 (21.47%) Microsoft
2 40 (10.87%) VMware
3 29 (7.88%) Oracle
4 26 (7.07%) Cisco
5 22 (5.98%) ServiceNow
5 22 (5.98%) Splunk
6 13 (3.53%) Databricks
7 12 (3.26%) 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%) Dell
10 7 (1.90%) F5
10 7 (1.90%) Google
10 7 (1.90%) Red Hat
11 6 (1.63%) Solace
11 6 (1.63%) SolarWinds