High Availability Contract Job Trends in the City of London

High Availability
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring High Availability skills. It covers contract job vacancies from the 6 months leading up to 3 October 2026, with comparisons to the same periods in the previous two years.

6 months to
3 Oct 2026
Same period 2025 Same period 2024
Rank 92 87 99
Rank change year-on-year -5 +12 +35
Contract jobs citing High Availability 47 33 28
As % of all contract jobs in the City of London 2.13% 1.90% 1.32%
As % of the Processes & Methodologies category 2.37% 2.01% 1.44%
Number of daily rates quoted 28 21 18
10th Percentile £175 £450 £397
25th Percentile £285 £550 £455
Median daily rate (50th Percentile) £495 £660 £588
Median % change year-on-year -25.00% +12.34% +7.80%
75th Percentile £691 £760 £739
90th Percentile £722 £775 £800
Central London median daily rate £475 £650 £575
% change year-on-year -26.92% +13.04% +6.48%

All Process & Methodology Skills
City of 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 the City of London.

Contract vacancies with a requirement for process or methodology skills 1,987 1,642 1,946
As % of all contract IT jobs advertised in the City of London 90.11% 94.37% 91.92%
Number of daily rates quoted 1,373 1,103 1,211
10th Percentile £368 £325 £363
25th Percentile £455 £420 £466
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -4.17%
75th Percentile £675 £675 £688
90th Percentile £775 £763 £788
Central London median daily rate £550 £550 £575
% change year-on-year - -4.35% -3.20%
Number of hourly rates quoted 23 20 19
10th Percentile £16.98 £17.02 £15.60
25th Percentile £17.60 £21.54 £21.25
Median hourly rate £21.00 £27.83 £38.50
Median % change year-on-year -24.53% -27.73% +40.00%
75th Percentile £36.13 £47.00 £102.25
90th Percentile £59.70 £66.25 £137.50
Central London median hourly rate £25.00 £28.33 £35.00
% change year-on-year -11.74% -19.07% +30.84%

High Availability
Job Vacancy Trend in the City of London

Historical trend showing the proportion of contract IT job postings citing High Availability relative to all contract IT jobs advertised in the City of London.

High Availability job vacancy trend in the City of London

High Availability
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing High Availability.

Contractor daily rate distribution trend for jobs in the City of London citing High Availability

High Availability
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing High Availability in the City of London over the 6 months to 3 October 2026.

Daily rate histogram for High Availability in the City of London

High Availability
Hourly Rate Trend in the City of London

Contractor hourly rate distribution trend for jobs in the City of London citing High Availability.

Contractor hourly rate distribution trend for jobs in the City of London citing High Availability

High Availability
Co-Occurring Skills & Capabilities in the City of 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 7 (14.89%) Microsoft Exchange
2 2 (4.26%) Confluence
3 1 (2.13%) CMS
Applications
1 1 (2.13%) Microsoft Excel
Business Applications
1 1 (2.13%) Remedy ITSM
Cloud Services
1 8 (17.02%) Microsoft 365
2 7 (14.89%) AWS
2 7 (14.89%) Azure
3 6 (12.77%) GCP
4 5 (10.64%) Entra ID
5 3 (6.38%) Google Kubernetes Engine
6 2 (4.26%) Cloud Run
6 2 (4.26%) OpenShift
7 1 (2.13%) Akamai
7 1 (2.13%) Amazon EKS
7 1 (2.13%) Azure AKS
7 1 (2.13%) Azure ExpressRoute
7 1 (2.13%) Azure Key Vault
7 1 (2.13%) Cloudflare
7 1 (2.13%) CloudFront
7 1 (2.13%) Fastly
7 1 (2.13%) GitHub
7 1 (2.13%) Power Platform
7 1 (2.13%) Rubrik
7 1 (2.13%) SaaS
Communications & Networking
1 8 (17.02%) Firewall
2 7 (14.89%) DNS
2 7 (14.89%) VPN
3 6 (12.77%) DHCP
4 5 (10.64%) Multicast
5 4 (8.51%) Network Security
5 4 (8.51%) TCP/IP
6 3 (6.38%) BGP
7 2 (4.26%) FTP
7 2 (4.26%) HTTPS
7 2 (4.26%) Internet
7 2 (4.26%) LAN
7 2 (4.26%) WAN
8 1 (2.13%) Cisco ASA
8 1 (2.13%) Cisco IOS
8 1 (2.13%) EIGRP
8 1 (2.13%) OSPF
8 1 (2.13%) SNMP
8 1 (2.13%) Wireless
8 1 (2.13%) WLAN
Database & Business Intelligence
1 5 (10.64%) SQL Server
2 2 (4.26%) NoSQL
2 2 (4.26%) Oracle Database
2 2 (4.26%) SQL Server Analysis Services
2 2 (4.26%) SQL Server Reporting Services
2 2 (4.26%) SQLPlus
3 1 (2.13%) Azure SQL Database
3 1 (2.13%) Chroma
3 1 (2.13%) Data Warehouse
3 1 (2.13%) Milvus
3 1 (2.13%) Pinecone
3 1 (2.13%) PostgreSQL
3 1 (2.13%) Power BI
3 1 (2.13%) SQL Server Integration Services
3 1 (2.13%) Sybase ASE
3 1 (2.13%) Sybase IQ
Development Applications
1 7 (14.89%) JIRA
2 3 (6.38%) Git
3 2 (4.26%) GitLab
3 2 (4.26%) Jenkins
3 2 (4.26%) JUnit
4 1 (2.13%) Artifactory
General
1 24 (51.06%) Finance
2 18 (38.30%) Social Skills
3 17 (36.17%) Banking
4 9 (19.15%) Analytical Skills
5 5 (10.64%) Front Office
6 3 (6.38%) Financial Institution
7 1 (2.13%) Investment Banking
7 1 (2.13%) Mandarin Language
7 1 (2.13%) Public Sector
Job Titles
1 9 (19.15%) Support Engineer
2 6 (12.77%) Developer
2 6 (12.77%) IT Support
2 6 (12.77%) Senior
3 5 (10.64%) IT Engineer
3 5 (10.64%) IT Support Engineer
4 4 (8.51%) DevOps Engineer
5 3 (6.38%) Applications Engineer
5 3 (6.38%) DBA
5 3 (6.38%) Java Engineer
5 3 (6.38%) Middleware Engineer
5 3 (6.38%) Network Engineer
6 2 (4.26%) Applications Support
6 2 (4.26%) Applications Support Engineer
6 2 (4.26%) Architect
6 2 (4.26%) Database Developer
6 2 (4.26%) Infrastructure Engineer
6 2 (4.26%) Oracle Database Developer
6 2 (4.26%) Oracle Developer
6 2 (4.26%) SQL DBA
Libraries, Frameworks & Software Standards
1 6 (12.77%) Terraform
2 4 (8.51%) .NET
2 4 (8.51%) Middleware
3 3 (6.38%) JSON
3 3 (6.38%) REST
3 3 (6.38%) Spring
3 3 (6.38%) Spring Boot
3 3 (6.38%) XML
4 2 (4.26%) EDI
4 2 (4.26%) FastAPI
4 2 (4.26%) SOAP
5 1 (2.13%) ASP.NET
5 1 (2.13%) Blazor
5 1 (2.13%) Elastic Stack
5 1 (2.13%) Flask
5 1 (2.13%) JDBC
5 1 (2.13%) Kafka
5 1 (2.13%) OpenTelemetry
5 1 (2.13%) pytest
5 1 (2.13%) RESTful
Miscellaneous
1 9 (19.15%) Data Centre
2 6 (12.77%) Cloud Native
3 5 (10.64%) Replication
4 4 (8.51%) Onboarding
4 4 (8.51%) Video Conferencing
5 3 (6.38%) Fixed Income
5 3 (6.38%) Foreign Exchange (FX)
6 2 (4.26%) Clustering
6 2 (4.26%) Distributed Systems
6 2 (4.26%) Greenfield Project
6 2 (4.26%) Hybrid Cloud
7 1 (2.13%) CCTV
7 1 (2.13%) Enterprise Storage
7 1 (2.13%) Life Science
7 1 (2.13%) Low-Code
7 1 (2.13%) Mainframe
7 1 (2.13%) Mobile Banking
7 1 (2.13%) PKI
7 1 (2.13%) Self-Motivation
7 1 (2.13%) SWIFT Messaging Network
Operating Systems
1 12 (25.53%) Windows
2 10 (21.28%) Linux
3 7 (14.89%) Unix
4 4 (8.51%) Mac OS
5 3 (6.38%) Windows 10
6 2 (4.26%) Windows Server
7 1 (2.13%) MVS
7 1 (2.13%) VMS
7 1 (2.13%) zOS
Processes & Methodologies
1 14 (29.79%) Problem-Solving
2 11 (23.40%) CI/CD
2 11 (23.40%) DevOps
2 11 (23.40%) Migration
3 10 (21.28%) Continuous Improvement
3 10 (21.28%) Stakeholder Management
4 9 (19.15%) Capacity Planning
5 8 (17.02%) Disaster Recovery
5 8 (17.02%) Performance Tuning
6 7 (14.89%) Incident Management
6 7 (14.89%) Root Cause Analysis
7 6 (12.77%) Collaborative Working
7 6 (12.77%) Infrastructure as Code
7 6 (12.77%) Microservices
8 5 (10.64%) Identity Management
8 5 (10.64%) Infrastructure Engineering
8 5 (10.64%) Low Latency
8 5 (10.64%) SDLC
8 5 (10.64%) Technical Leadership
8 5 (10.64%) Unit Testing
Programming Languages
1 14 (29.79%) Python
2 13 (27.66%) SQL
3 8 (17.02%) PowerShell
4 4 (8.51%) Java
4 4 (8.51%) Shell Script
5 3 (6.38%) C#
6 2 (4.26%) ActionScript
6 2 (4.26%) ActionScript 2.0
6 2 (4.26%) C
6 2 (4.26%) Kotlin
6 2 (4.26%) PL/SQL
6 2 (4.26%) ProC
7 1 (2.13%) Bash
7 1 (2.13%) C++
7 1 (2.13%) JavaScript
7 1 (2.13%) JCL
7 1 (2.13%) Korn
7 1 (2.13%) Perl
7 1 (2.13%) REXX
7 1 (2.13%) VB
Qualifications
1 10 (21.28%) Security Cleared
2 7 (14.89%) SC Cleared
3 5 (10.64%) Cisco Certification
4 4 (8.51%) Degree
5 3 (6.38%) CCNP
5 3 (6.38%) DV Cleared
6 2 (4.26%) CCIE
6 2 (4.26%) Microsoft Certification
7 1 (2.13%) Azure Certification
7 1 (2.13%) CCIE Routing and Switching
7 1 (2.13%) CCIE Security
7 1 (2.13%) CCNA
7 1 (2.13%) Computer Science Degree
7 1 (2.13%) CWNA
7 1 (2.13%) MCSE
Quality Assurance & Compliance
1 4 (8.51%) QA
2 1 (2.13%) Government Security Classifications
2 1 (2.13%) GRC
2 1 (2.13%) ISO 20022
2 1 (2.13%) SEPA
System Software
1 11 (23.40%) Active Directory
2 4 (8.51%) VMware Infrastructure
3 2 (4.26%) Docker
3 2 (4.26%) vSphere
4 1 (2.13%) Firmware
4 1 (2.13%) Oracle RAC
4 1 (2.13%) VMware ESXi
Systems Management
1 5 (10.64%) Ansible
1 5 (10.64%) ITRS Geneos
1 5 (10.64%) Kubernetes
2 4 (8.51%) Microsoft Intune
3 3 (6.38%) SCCM
4 2 (4.26%) Tivoli
5 1 (2.13%) Argo
5 1 (2.13%) Data Guard
5 1 (2.13%) Failover Clustering
5 1 (2.13%) Grafana
5 1 (2.13%) Microsoft Clustering
5 1 (2.13%) Netcool
5 1 (2.13%) Netcool/OMNIbus
5 1 (2.13%) Prometheus
5 1 (2.13%) SCOM
5 1 (2.13%) Tivoli Monitoring
5 1 (2.13%) ZABBIX
Vendors
1 15 (31.91%) Microsoft
2 6 (12.77%) Cisco
3 5 (10.64%) ServiceNow
4 4 (8.51%) Apple
4 4 (8.51%) Bloomberg
4 4 (8.51%) Oracle
4 4 (8.51%) VMware
5 3 (6.38%) Google
5 3 (6.38%) Refinitiv
5 3 (6.38%) Solace
6 2 (4.26%) Axway
6 2 (4.26%) Dynatrace
6 2 (4.26%) Fortinet
6 2 (4.26%) IBM
6 2 (4.26%) Palo Alto
6 2 (4.26%) Sitecore
6 2 (4.26%) Software AG
6 2 (4.26%) Splunk
6 2 (4.26%) webMethods
7 1 (2.13%) Dell