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

6 months to
13 Jun 2026
Same period 2025 Same period 2024
Rank 97 95 114
Rank change year-on-year -2 +19 +7
Contract jobs citing High Availability 32 28 13
As % of all contract jobs in the City of London 1.34% 1.63% 0.60%
As % of the Processes & Methodologies category 1.56% 1.74% 0.66%
Number of daily rates quoted 21 17 8
10th Percentile £250 £408 £333
25th Percentile £425 £513 £479
Median daily rate (50th Percentile) £563 £650 £610
Median % change year-on-year -13.46% +6.56% +2.09%
75th Percentile £675 £748 £819
90th Percentile £715 £755 £1,010
Central London median daily rate £563 £625 £610
% change year-on-year -10.00% +2.46% +10.91%
Number of hourly rates quoted 2 0 0
10th Percentile £57.45 - -
25th Percentile £59.92 - -
Median hourly rate £66.13 - -
75th Percentile £72.49 - -
90th Percentile £75.05 - -
Central London median hourly rate £66.13 £26.45 -
% change year-on-year +150.03% - -

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 2,055 1,605 1,974
As % of all contract IT jobs advertised in the City of London 85.77% 93.70% 90.47%
Number of daily rates quoted 1,385 1,021 1,375
10th Percentile £360 £355 £356
25th Percentile £450 £450 £458
Median daily rate (50th Percentile) £550 £552 £565
Median % change year-on-year -0.36% -2.30% -5.83%
75th Percentile £675 £688 £688
90th Percentile £775 £775 £800
Central London median daily rate £550 £550 £550
% change year-on-year - - -8.33%
Number of hourly rates quoted 27 16 13
10th Percentile £17.45 £19.25 £19.98
25th Percentile £18.75 £24.43 £20.22
Median hourly rate £25.77 £29.75 £26.25
Median % change year-on-year -13.38% +13.33% -25.00%
75th Percentile £47.58 £52.50 £40.00
90th Percentile £61.83 £76.25 £48.57
Central London median hourly rate £27.25 £28.79 £27.81
% change year-on-year -5.33% +3.51% -20.54%

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 13 June 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
Hourly Rate Histogram in the City of London

Hourly rate distribution of jobs citing High Availability in the City of London over the 6 months to 13 June 2026.

Hourly rate histogram for High Availability in the City of London

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 3 (9.38%) Microsoft Exchange
2 1 (3.13%) Confluence
Applications
1 2 (6.25%) Microsoft Excel
2 1 (3.13%) Microsoft Office
Business Applications
1 1 (3.13%) Veritas eDiscovery
Cloud Services
1 12 (37.50%) AWS
2 10 (31.25%) Azure
3 5 (15.63%) GCP
4 3 (9.38%) Azure DevOps
4 3 (9.38%) Microsoft 365
5 2 (6.25%) Azure ExpressRoute
5 2 (6.25%) Entra ID
6 1 (3.13%) Akamai
6 1 (3.13%) AWS CloudFormation
6 1 (3.13%) Azure Monitor
6 1 (3.13%) Azure Sentinel
6 1 (3.13%) Azure Stack
6 1 (3.13%) Cloud Computing
6 1 (3.13%) Cloudflare
6 1 (3.13%) CloudFront
6 1 (3.13%) Fastly
6 1 (3.13%) Snowflake
6 1 (3.13%) Vertex AI
Communications & Networking
1 7 (21.88%) Firewall
2 5 (15.63%) Network Security
3 4 (12.50%) DNS
3 4 (12.50%) VPN
4 3 (9.38%) WAN
5 2 (6.25%) BGP
5 2 (6.25%) DHCP
5 2 (6.25%) FTP
5 2 (6.25%) HTTPS
5 2 (6.25%) LAN
5 2 (6.25%) Multicast
5 2 (6.25%) OSPF
5 2 (6.25%) TCP/IP
5 2 (6.25%) VLAN
6 1 (3.13%) EIGRP
6 1 (3.13%) Internet
6 1 (3.13%) SD-WAN
6 1 (3.13%) SSL
6 1 (3.13%) Structured Cabling
6 1 (3.13%) VSAN
Database & Business Intelligence
1 3 (9.38%) PostgreSQL
2 2 (6.25%) NoSQL
2 2 (6.25%) SQL Server
3 1 (3.13%) BigQuery
3 1 (3.13%) Oracle Database
3 1 (3.13%) Pinecone
3 1 (3.13%) SQLPlus
3 1 (3.13%) Weaviate
Development Applications
1 5 (15.63%) JIRA
2 2 (6.25%) GitLab
3 1 (3.13%) Artifactory
3 1 (3.13%) Git
3 1 (3.13%) Jenkins
General
1 12 (37.50%) Social Skills
2 11 (34.38%) Finance
3 10 (31.25%) Banking
4 5 (15.63%) Analytical Skills
4 5 (15.63%) Documentation Skills
5 4 (12.50%) Presentation Skills
5 4 (12.50%) Public Sector
6 2 (6.25%) Financial Institution
7 1 (3.13%) International Banking
7 1 (3.13%) Mandarin Language
7 1 (3.13%) Organisational Skills
Job Titles
1 6 (18.75%) Senior
2 4 (12.50%) Developer
2 4 (12.50%) Lead
3 3 (9.38%) Network Engineer
3 3 (9.38%) Support Engineer
4 2 (6.25%) Administrator
4 2 (6.25%) Architect
4 2 (6.25%) IT Engineer
4 2 (6.25%) IT Support
4 2 (6.25%) IT Support Engineer
4 2 (6.25%) Python Engineer
4 2 (6.25%) webMethods Developer
5 1 (3.13%) Business Analyst
5 1 (3.13%) C# Developer
5 1 (3.13%) Database Developer
5 1 (3.13%) Infrastructure Engineer
5 1 (3.13%) Migration Engineer
5 1 (3.13%) Oracle Developer
5 1 (3.13%) Senior Network Engineer
5 1 (3.13%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 4 (12.50%) REST
2 3 (9.38%) .NET
2 3 (9.38%) Kafka
3 2 (6.25%) Django
3 2 (6.25%) EDI
3 2 (6.25%) JSON
3 2 (6.25%) RabbitMQ
3 2 (6.25%) SOAP
3 2 (6.25%) Svelte
3 2 (6.25%) XML
4 1 (3.13%) .NET Core
4 1 (3.13%) AngularJS
4 1 (3.13%) AWS CDK
4 1 (3.13%) Blazor
4 1 (3.13%) LangChain
4 1 (3.13%) LangGraph
4 1 (3.13%) Middleware
4 1 (3.13%) React
4 1 (3.13%) Spring
4 1 (3.13%) Spring Boot
Miscellaneous
1 6 (18.75%) Cloud Native
2 4 (12.50%) Data Centre
3 3 (9.38%) Distributed Systems
4 2 (6.25%) Onboarding
4 2 (6.25%) Replication
4 2 (6.25%) Video Conferencing
4 2 (6.25%) Virtual Team
5 1 (3.13%) Anti-Spyware
5 1 (3.13%) BYOD
5 1 (3.13%) Clustering
5 1 (3.13%) Enterprise Software
5 1 (3.13%) Fixed Income
5 1 (3.13%) Foreign Exchange (FX)
5 1 (3.13%) Hybrid Cloud
5 1 (3.13%) Linux Command Line
5 1 (3.13%) Low-Code
5 1 (3.13%) Mobile Banking
5 1 (3.13%) PKI
5 1 (3.13%) Self-Motivation
5 1 (3.13%) SWIFT Messaging Network
Operating Systems
1 7 (21.88%) Windows
2 5 (15.63%) Linux
3 3 (9.38%) Windows Server
4 2 (6.25%) Mac OS
4 2 (6.25%) Unix
4 2 (6.25%) VMS
5 1 (3.13%) Red Hat Enterprise Linux
5 1 (3.13%) SUSE
Processes & Methodologies
1 11 (34.38%) DevOps
2 8 (25.00%) Problem-Solving
3 7 (21.88%) CI/CD
3 7 (21.88%) Infrastructure as Code
3 7 (21.88%) Stakeholder Management
4 6 (18.75%) Agile
4 6 (18.75%) ITIL
4 6 (18.75%) Service Delivery
5 5 (15.63%) Capacity Planning
5 5 (15.63%) Continuous Improvement
5 5 (15.63%) Microservices
5 5 (15.63%) Migration
6 4 (12.50%) Performance Tuning
6 4 (12.50%) Roadmaps
7 3 (9.38%) Backlog Management
7 3 (9.38%) Backlog Prioritisation
7 3 (9.38%) Infrastructure Engineering
7 3 (9.38%) People Management
7 3 (9.38%) Technical Leadership
7 3 (9.38%) Vulnerability Management
Programming Languages
1 11 (34.38%) Python
2 5 (15.63%) SQL
3 4 (12.50%) PowerShell
4 2 (6.25%) ActionScript
4 2 (6.25%) ActionScript 2.0
4 2 (6.25%) C#
4 2 (6.25%) Java
4 2 (6.25%) TypeScript
5 1 (3.13%) C
5 1 (3.13%) C++
5 1 (3.13%) PL/SQL
5 1 (3.13%) ProC
5 1 (3.13%) Scala
5 1 (3.13%) Shell Script
5 1 (3.13%) VB
Qualifications
1 11 (34.38%) Security Cleared
2 9 (28.13%) SC Cleared
3 4 (12.50%) Cisco Certification
4 3 (9.38%) Azure Certification
4 3 (9.38%) CCNP
4 3 (9.38%) Degree
4 3 (9.38%) Microsoft Certification
5 2 (6.25%) MCSE
6 1 (3.13%) AWS Certification
6 1 (3.13%) AWS Certified Solutions Architect
6 1 (3.13%) CCNA
6 1 (3.13%) CISSP
6 1 (3.13%) CompTIA Security+
6 1 (3.13%) CWNA
6 1 (3.13%) DV Cleared
6 1 (3.13%) MCSA
6 1 (3.13%) Six Sigma Green Belt
6 1 (3.13%) Six Sigma Yellow Belt
6 1 (3.13%) TOGAF Certification
Quality Assurance & Compliance
1 3 (9.38%) QA
1 3 (9.38%) SLA
2 1 (3.13%) Data Quality
2 1 (3.13%) Government Security Classifications
2 1 (3.13%) ISO 20022
2 1 (3.13%) SEPA
System Software
1 5 (15.63%) Active Directory
1 5 (15.63%) Docker
2 3 (9.38%) VMware Infrastructure
3 2 (6.25%) Firmware
3 2 (6.25%) Virtual Machines
3 2 (6.25%) VMware ESXi
3 2 (6.25%) vSphere
4 1 (3.13%) Hyper-V
Systems Management
1 6 (18.75%) Kubernetes
2 4 (12.50%) Ansible
3 3 (9.38%) Microsoft Intune
3 3 (9.38%) Terraform
4 2 (6.25%) ITRS Geneos
5 1 (3.13%) Active Directory Federation Services
5 1 (3.13%) Argo
5 1 (3.13%) Failover Clustering
5 1 (3.13%) Microsoft Clustering
5 1 (3.13%) QRadar
5 1 (3.13%) vCenter Server
5 1 (3.13%) VxRail
5 1 (3.13%) ZABBIX
Vendors
1 6 (18.75%) Microsoft
2 4 (12.50%) Cisco
3 3 (9.38%) VMware
4 2 (6.25%) Apple
4 2 (6.25%) Axway
4 2 (6.25%) Oracle
4 2 (6.25%) Palo Alto
4 2 (6.25%) Software AG
4 2 (6.25%) Splunk
4 2 (6.25%) webMethods
5 1 (3.13%) CheckPoint
5 1 (3.13%) Databricks
5 1 (3.13%) Dell
5 1 (3.13%) Denodo
5 1 (3.13%) EMC
5 1 (3.13%) Extreme Networks
5 1 (3.13%) Infoblox
5 1 (3.13%) Remedy
5 1 (3.13%) Sitecore
5 1 (3.13%) Solace