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

6 months to
26 Sep 2026
Same period 2025 Same period 2024
Rank 170 154 204
Rank change year-on-year -16 +50 +17
Contract jobs citing High Availability 347 247 205
As % of all contract jobs in London 1.71% 1.83% 1.26%
As % of the Processes & Methodologies category 1.92% 1.98% 1.41%
Number of daily rates quoted 240 176 140
10th Percentile £316 £406 £262
25th Percentile £425 £461 £423
Median daily rate (50th Percentile) £504 £575 £550
Median % change year-on-year -12.43% +4.55% -8.33%
75th Percentile £613 £703 £650
90th Percentile £700 £785 £760
England median daily rate £500 £525 £525
% change year-on-year -4.76% - -4.55%
Number of hourly rates quoted 3 5 7
10th Percentile £63.90 £24.20 £22.26
25th Percentile £74.63 - -
Median hourly rate £95.00 £26.00 £23.80
Median % change year-on-year +265.38% +9.24% -71.26%
75th Percentile £97.50 £26.45 -
90th Percentile - £27.38 £54.28
England median hourly rate £41.11 £26.45 £42.90
% change year-on-year +55.43% -38.34% -31.90%

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 18,051 12,472 14,541
As % of all contract IT jobs advertised in London 88.78% 92.51% 89.20%
Number of daily rates quoted 11,836 8,235 9,567
10th Percentile £358 £331 £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 £671 £675
90th Percentile £775 £775 £800
England median daily rate £525 £510 £525
% change year-on-year +2.94% -2.86% -4.55%
Number of hourly rates quoted 318 247 185
10th Percentile £16.21 £17.62 £17.35
25th Percentile £19.27 £25.02 £24.15
Median hourly rate £33.30 £30.50 £35.50
Median % change year-on-year +9.18% -14.08% -5.33%
75th Percentile £57.50 £47.25 £56.00
90th Percentile £81.25 £63.75 £75.00
England median hourly rate £41.56 £25.15 £43.00
% change year-on-year +65.23% -41.51% -1.94%

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 26 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 26 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 26 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 -15 48 £495 -23.85% 49
South London -5 10 £550 -25.42%
East London 0 2 £545 +85.53% 3
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 (5.19%) Confluence
2 13 (3.75%) Microsoft Exchange
3 9 (2.59%) Apache Airflow
4 8 (2.31%) SharePoint
5 5 (1.44%) Apache Spark
6 4 (1.15%) OpenStack
7 3 (0.86%) JBoss
8 1 (0.29%) Apache
8 1 (0.29%) CICS
8 1 (0.29%) CMS
8 1 (0.29%) HCL Domino
8 1 (0.29%) HCL Notes
8 1 (0.29%) MTS
8 1 (0.29%) Mule
8 1 (0.29%) nginx
8 1 (0.29%) Oracle SOA Suite
8 1 (0.29%) Oracle Workflow
8 1 (0.29%) SharePoint Server
8 1 (0.29%) WebLogic
8 1 (0.29%) WebSphere
Applications
1 5 (1.44%) Microsoft Office
2 2 (0.58%) Microsoft Excel
3 1 (0.29%) Chatbot
Business Applications
1 7 (2.02%) Remedy ITSM
2 5 (1.44%) Oracle EBS
3 4 (1.15%) Oracle Applications
3 4 (1.15%) SAP S/4HANA
4 2 (0.58%) Bloomberg TOMS
4 2 (0.58%) Distributed Ledger
4 2 (0.58%) Eikon
4 2 (0.58%) Temenos T24
5 1 (0.29%) ION MarketView
5 1 (0.29%) Oracle BRM
5 1 (0.29%) Oracle EBS R12
5 1 (0.29%) Payment Gateway
5 1 (0.29%) SAP BRIM
5 1 (0.29%) SAP FI
5 1 (0.29%) SAP FI-CA
5 1 (0.29%) SAP FS
5 1 (0.29%) SAP IS-U
Cloud Services
1 113 (32.56%) AWS
2 105 (30.26%) Azure
3 45 (12.97%) GCP
4 36 (10.37%) Entra ID
5 33 (9.51%) GitHub
6 31 (8.93%) Azure DevOps
7 22 (6.34%) Amazon CloudWatch
7 22 (6.34%) GitHub Actions
7 22 (6.34%) Virtual Private Cloud
8 20 (5.76%) Microsoft 365
9 19 (5.48%) AWS CloudFormation
10 17 (4.90%) Serverless
11 15 (4.32%) Amazon EKS
12 14 (4.03%) Amazon S3
13 12 (3.46%) AWS KMS
13 12 (3.46%) Azure AKS
14 11 (3.17%) Amazon EC2
15 10 (2.88%) OpenShift
16 9 (2.59%) Azure Monitor
16 9 (2.59%) Power Platform
Communications & Networking
1 37 (10.66%) DNS
2 33 (9.51%) Firewall
3 23 (6.63%) DHCP
3 23 (6.63%) Network Security
4 19 (5.48%) VPN
5 16 (4.61%) TCP/IP
6 15 (4.32%) BGP
7 12 (3.46%) SSL
7 12 (3.46%) WAN
8 11 (3.17%) LAN
9 10 (2.88%) SAN
10 9 (2.59%) Wireless
11 8 (2.31%) 4G
11 8 (2.31%) Internet
11 8 (2.31%) Multicast
11 8 (2.31%) NAS
11 8 (2.31%) OSPF
12 7 (2.02%) Wi-Fi
13 6 (1.73%) Cisco ISE
13 6 (1.73%) LTE
Database & Business Intelligence
1 34 (9.80%) SQL Server
2 33 (9.51%) PostgreSQL
3 21 (6.05%) Amazon RDS
4 17 (4.90%) Amazon Aurora
5 15 (4.32%) MySQL
6 14 (4.03%) MongoDB
7 12 (3.46%) SQL Server Integration Services
8 10 (2.88%) Data Lake
8 10 (2.88%) Metadata
8 10 (2.88%) Oracle Database
9 9 (2.59%) Redis
9 9 (2.59%) SQL Server Analysis Services
9 9 (2.59%) SQL Server Reporting Services
10 8 (2.31%) Power BI
11 7 (2.02%) NoSQL
12 6 (1.73%) Big Data
12 6 (1.73%) Elasticsearch
13 5 (1.44%) Apache Hive
13 5 (1.44%) Delta Lake
13 5 (1.44%) Relational Database
Development Applications
1 38 (10.95%) Jenkins
2 26 (7.49%) Git
3 25 (7.20%) GitLab
4 20 (5.76%) JIRA
5 5 (1.44%) JUnit
6 4 (1.15%) Maven
7 3 (0.86%) SonarQube
8 2 (0.58%) Artifactory
8 2 (0.58%) Gradle
9 1 (0.29%) Claude Code
9 1 (0.29%) ER Studio
9 1 (0.29%) Flyway
9 1 (0.29%) IntelliJ
9 1 (0.29%) Liquibase
9 1 (0.29%) Mockito
9 1 (0.29%) SQL Server Management Studio (SSMS)
9 1 (0.29%) Subversion
9 1 (0.29%) Team Foundation Server
9 1 (0.29%) Toad
General
1 106 (30.55%) Social Skills
2 98 (28.24%) Finance
3 52 (14.99%) Banking
4 34 (9.80%) Analytical Skills
4 34 (9.80%) Public Sector
5 22 (6.34%) Front Office
6 14 (4.03%) Telecoms
7 12 (3.46%) Documentation Skills
8 11 (3.17%) Investment Banking
9 6 (1.73%) Billing
9 6 (1.73%) Financial Institution
10 5 (1.44%) Legal
10 5 (1.44%) Retail
11 4 (1.15%) Inclusion and Diversity
11 4 (1.15%) Law
12 3 (0.86%) Local Government
12 3 (0.86%) Manufacturing
13 2 (0.58%) Pharmaceutical
13 2 (0.58%) Publishing
14 1 (0.29%) Back Office
Job Titles
1 53 (15.27%) DevOps Engineer
2 52 (14.99%) Senior
3 42 (12.10%) Architect
4 37 (10.66%) DBA
5 30 (8.65%) Developer
6 19 (5.48%) AWS Engineer
6 19 (5.48%) Infrastructure Engineer
7 18 (5.19%) Administrator
7 18 (5.19%) Support Engineer
8 17 (4.90%) Azure Engineer
9 15 (4.32%) Lead
10 14 (4.03%) AWS DevOps
10 14 (4.03%) AWS DevOps Engineer
11 13 (3.75%) Applications Support
11 13 (3.75%) Platform Engineer
12 11 (3.17%) IT Support
12 11 (3.17%) Network Engineer
12 11 (3.17%) SQL DBA
13 10 (2.88%) IT Support Engineer
13 10 (2.88%) Senior DBA
Libraries, Frameworks & Software Standards
1 96 (27.67%) Terraform
2 27 (7.78%) Kafka
3 25 (7.20%) REST
4 17 (4.90%) Spring
5 15 (4.32%) Spring Boot
6 14 (4.03%) Elastic Stack
7 12 (3.46%) Middleware
7 12 (3.46%) SOAP
8 11 (3.17%) LDAP
9 9 (2.59%) .NET
9 9 (2.59%) OAuth
10 8 (2.31%) OpenID
10 8 (2.31%) OpenTelemetry
11 7 (2.02%) JDBC
11 7 (2.02%) OAuth2
12 6 (1.73%) JSON
12 6 (1.73%) RESTful
12 6 (1.73%) SAML
12 6 (1.73%) XML
12 6 (1.73%) YAML
Miscellaneous
1 56 (16.14%) Cloud Native
2 34 (9.80%) Replication
3 27 (7.78%) Onboarding
4 25 (7.20%) Clustering
5 24 (6.92%) Data Centre
6 22 (6.34%) Distributed Systems
7 18 (5.19%) PKI
8 16 (4.61%) Enterprise Software
8 16 (4.61%) Hybrid Cloud
9 12 (3.46%) Video Conferencing
10 10 (2.88%) Legacy Systems
10 10 (2.88%) Product Ownership
11 9 (2.59%) Data Protection Act
12 8 (2.31%) Enterprise Storage
12 8 (2.31%) Fixed Income
12 8 (2.31%) Virtual Team
13 6 (1.73%) Analytical Mindset
13 6 (1.73%) Foreign Exchange (FX)
13 6 (1.73%) SWIFT Messaging Network
14 5 (1.44%) Linux Command Line
Operating Systems
1 62 (17.87%) Linux
2 61 (17.58%) Windows
3 19 (5.48%) Windows Server
4 15 (4.32%) Unix
5 7 (2.02%) Mac OS
5 7 (2.02%) Red Hat Enterprise Linux
6 5 (1.44%) Ubuntu
6 5 (1.44%) VMS
7 4 (1.15%) Amazon Linux
8 3 (0.86%) Data ONTAP
8 3 (0.86%) Windows 10
8 3 (0.86%) zOS
9 2 (0.58%) Windows Server 2016
9 2 (0.58%) Windows Server 2019
10 1 (0.29%) Android
10 1 (0.29%) Debian
10 1 (0.29%) MVS
Processes & Methodologies
1 141 (40.63%) CI/CD
2 118 (34.01%) DevOps
3 101 (29.11%) Infrastructure as Code
4 85 (24.50%) Disaster Recovery
5 68 (19.60%) Migration
6 66 (19.02%) Continuous Improvement
7 65 (18.73%) Stakeholder Management
8 58 (16.71%) Root Cause Analysis
9 54 (15.56%) Observability
9 54 (15.56%) Problem-Solving
10 52 (14.99%) Performance Tuning
11 49 (14.12%) Agile
11 49 (14.12%) Containerisation
12 47 (13.54%) Technical Leadership
13 41 (11.82%) Test Automation
14 38 (10.95%) Incident Management
15 37 (10.66%) Microservices
16 35 (10.09%) Infrastructure Engineering
16 35 (10.09%) Platform Engineering
17 33 (9.51%) Performance Optimisation
Programming Languages
1 74 (21.33%) Python
2 59 (17.00%) PowerShell
3 58 (16.71%) SQL
4 49 (14.12%) Java
5 27 (7.78%) Bash
6 17 (4.90%) Bicep
7 9 (2.59%) TypeScript
8 8 (2.31%) Go
8 8 (2.31%) Kotlin
9 7 (2.02%) Groovy
10 6 (1.73%) C#
10 6 (1.73%) C++
10 6 (1.73%) Perl
10 6 (1.73%) Shell Script
11 5 (1.44%) Scala
11 5 (1.44%) T-SQL
12 4 (1.15%) BeanShell
12 4 (1.15%) C
12 4 (1.15%) Rust
13 3 (0.86%) ABAP
Qualifications
1 99 (28.53%) Security Cleared
2 88 (25.36%) SC Cleared
3 25 (7.20%) Azure Certification
4 19 (5.48%) AWS Certification
5 18 (5.19%) Degree
6 15 (4.32%) Cisco Certification
7 13 (3.75%) CCNP
8 12 (3.46%) Computer Science Degree
9 11 (3.17%) AWS Certified Solutions Architect
10 8 (2.31%) DV Cleared
11 6 (1.73%) BPSS Clearance
11 6 (1.73%) CCNA
11 6 (1.73%) Microsoft Certification
12 3 (0.86%) CompTIA Security+
13 2 (0.58%) CISM
13 2 (0.58%) CISSP
13 2 (0.58%) ITIL Foundation Certificate
13 2 (0.58%) PMI Certification
13 2 (0.58%) PMP
13 2 (0.58%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 18 (5.19%) QA
2 16 (4.61%) Data Quality
3 13 (3.75%) GDPR
4 9 (2.59%) ISO/IEC 27001
5 8 (2.31%) NIST
6 7 (2.02%) Sarbanes-Oxley
7 6 (1.73%) GRC
7 6 (1.73%) SEPA
8 5 (1.44%) ISO 20022
9 4 (1.15%) SLA
10 3 (0.86%) NCSC
11 2 (0.58%) Government Security Classifications
11 2 (0.58%) HIPAA
11 2 (0.58%) PSD2
12 1 (0.29%) DICOM
12 1 (0.29%) HL7
System Software
1 57 (16.43%) Active Directory
2 44 (12.68%) Docker
3 31 (8.93%) VMware Infrastructure
4 12 (3.46%) vSphere
5 7 (2.02%) Firmware
5 7 (2.02%) Hyper-V
5 7 (2.02%) Virtual Machines
5 7 (2.02%) VMware ESXi
6 4 (1.15%) NFS
6 4 (1.15%) VMware NSX
7 3 (0.86%) HDFS
8 2 (0.58%) Apache ZooKeeper
8 2 (0.58%) KVM
8 2 (0.58%) Oracle RAC
8 2 (0.58%) RACF
8 2 (0.58%) UAG
8 2 (0.58%) Virtual Servers
9 1 (0.29%) ACF2
9 1 (0.29%) Samba
9 1 (0.29%) Virtual Desktop
Systems Management
1 70 (20.17%) Kubernetes
2 36 (10.37%) Grafana
3 32 (9.22%) Ansible
3 32 (9.22%) Prometheus
4 15 (4.32%) Microsoft Intune
5 9 (2.59%) Microsoft Clustering
6 8 (2.31%) ITRS Geneos
6 8 (2.31%) Puppet
6 8 (2.31%) SCCM
7 6 (1.73%) SCOM
7 6 (1.73%) Single Sign-On
7 6 (1.73%) vCenter Server
8 5 (1.44%) Argo
8 5 (1.44%) Cisco CUCM
8 5 (1.44%) Kibana
9 4 (1.15%) Active Directory Federation Services
9 4 (1.15%) Failover Clustering
9 4 (1.15%) FortiGate
9 4 (1.15%) PingFederate
9 4 (1.15%) ZABBIX
Vendors
1 69 (19.88%) Microsoft
2 35 (10.09%) VMware
3 29 (8.36%) Oracle
4 26 (7.49%) Cisco
5 25 (7.20%) ServiceNow
6 21 (6.05%) Splunk
7 16 (4.61%) IBM
8 11 (3.17%) SAP
9 10 (2.88%) Databricks
9 10 (2.88%) Google
10 8 (2.31%) Bloomberg
10 8 (2.31%) Ericsson
10 8 (2.31%) Nokia
11 7 (2.02%) Apple
11 7 (2.02%) BMC
11 7 (2.02%) Dynatrace
11 7 (2.02%) Remedy
11 7 (2.02%) Solace
12 6 (1.73%) Fortinet
12 6 (1.73%) Red Hat