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

6 months to
14 May 2026
Same period 2025 Same period 2024
Rank 105 87 115
Rank change year-on-year -18 +28 +7
Contract jobs citing High Availability 27 34 12
As % of all contract jobs in the City of London 1.18% 1.96% 0.56%
As % of the Processes & Methodologies category 1.39% 2.09% 0.61%
Number of daily rates quoted 19 21 7
10th Percentile £288 £400 £323
25th Percentile £463 £463 £466
Median daily rate (50th Percentile) £600 £550 £650
Median % change year-on-year +9.09% -15.38% +4.00%
75th Percentile £701 £688 £756
90th Percentile £847 £748 £1,010
Central London median daily rate £600 £563 £650
% change year-on-year +6.67% -13.46% +4.00%
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 1,940 1,624 1,955
As % of all contract IT jobs advertised in the City of London 84.72% 93.44% 90.51%
Number of daily rates quoted 1,314 1,023 1,381
10th Percentile £360 £350 £356
25th Percentile £450 £458 £450
Median daily rate (50th Percentile) £550 £565 £568
Median % change year-on-year -2.65% -0.44% -5.42%
75th Percentile £675 £680 £688
90th Percentile £775 £775 £813
Central London median daily rate £550 £551 £550
% change year-on-year -0.18% +0.18% -8.33%
Number of hourly rates quoted 26 13 11
10th Percentile £17.99 £22.00 £19.92
25th Percentile £18.75 £23.75 £20.22
Median hourly rate £29.78 £28.15 £25.00
Median % change year-on-year +5.80% +12.60% -28.57%
75th Percentile £49.78 £43.75 £40.00
90th Percentile £59.72 £60.75 £41.84
Central London median hourly rate £26.56 £29.07 £27.81
% change year-on-year -8.65% +4.53% -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 14 May 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 14 May 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 1 (3.70%) Microsoft Exchange
Applications
1 2 (7.41%) Microsoft Excel
2 1 (3.70%) Microsoft Office
Business Applications
1 1 (3.70%) BASE24
1 1 (3.70%) Payment Gateway
1 1 (3.70%) Veritas eDiscovery
Cloud Services
1 10 (37.04%) AWS
2 9 (33.33%) Azure
3 5 (18.52%) GCP
4 3 (11.11%) Azure DevOps
5 1 (3.70%) Akamai
5 1 (3.70%) AWS CloudFormation
5 1 (3.70%) Azure Data Factory
5 1 (3.70%) Azure ExpressRoute
5 1 (3.70%) Azure Monitor
5 1 (3.70%) Azure Sentinel
5 1 (3.70%) Azure Stack
5 1 (3.70%) Azure Synapse Analytics
5 1 (3.70%) Cloud Computing
5 1 (3.70%) Cloudflare
5 1 (3.70%) CloudFront
5 1 (3.70%) Fastly
5 1 (3.70%) Microsoft 365
5 1 (3.70%) Snowflake
5 1 (3.70%) Vertex AI
Communications & Networking
1 5 (18.52%) Network Security
2 4 (14.81%) Firewall
3 3 (11.11%) VPN
4 2 (7.41%) BGP
4 2 (7.41%) DNS
4 2 (7.41%) OSPF
4 2 (7.41%) VLAN
4 2 (7.41%) WAN
5 1 (3.70%) EIGRP
5 1 (3.70%) FTP
5 1 (3.70%) IPsec
5 1 (3.70%) LAN
5 1 (3.70%) Multicast
5 1 (3.70%) SD-WAN
5 1 (3.70%) Software-Defined Networking
5 1 (3.70%) TCP/IP
5 1 (3.70%) Unified Communications
5 1 (3.70%) VSAN
5 1 (3.70%) Wireless
5 1 (3.70%) WLAN
Database & Business Intelligence
1 2 (7.41%) PostgreSQL
2 1 (3.70%) Azure SQL Database
2 1 (3.70%) BigQuery
2 1 (3.70%) Data Warehouse
2 1 (3.70%) Metadata
2 1 (3.70%) NonStop SQL
2 1 (3.70%) NoSQL
2 1 (3.70%) OLTP
2 1 (3.70%) Pinecone
2 1 (3.70%) SQL Server
2 1 (3.70%) Weaviate
Development Applications
1 4 (14.81%) Git
1 4 (14.81%) JIRA
2 2 (7.41%) Jenkins
3 1 (3.70%) Jaeger
General
1 11 (40.74%) Social Skills
2 9 (33.33%) Banking
2 9 (33.33%) Finance
3 5 (18.52%) Documentation Skills
4 4 (14.81%) Presentation Skills
5 3 (11.11%) Financial Institution
5 3 (11.11%) Public Sector
6 2 (7.41%) Analytical Skills
7 1 (3.70%) Games
7 1 (3.70%) Inclusion and Diversity
7 1 (3.70%) International Banking
7 1 (3.70%) Investment Banking
7 1 (3.70%) Mandarin Language
7 1 (3.70%) Organisational Skills
Job Titles
1 6 (22.22%) Senior
2 4 (14.81%) Lead
3 3 (11.11%) Developer
3 3 (11.11%) Network Engineer
4 2 (7.41%) Data Engineer
4 2 (7.41%) Python Engineer
4 2 (7.41%) Site Reliability Engineer
5 1 (3.70%) Administrator
5 1 (3.70%) Analyst
5 1 (3.70%) Architect
5 1 (3.70%) Business Analyst
5 1 (3.70%) Business Systems Analyst
5 1 (3.70%) C# Developer
5 1 (3.70%) Consultant
5 1 (3.70%) Infrastructure Engineer
5 1 (3.70%) Migration Engineer
5 1 (3.70%) Senior Network Engineer
5 1 (3.70%) Senior Software Engineer
5 1 (3.70%) Software Engineer
5 1 (3.70%) Test Manager
Libraries, Frameworks & Software Standards
1 3 (11.11%) Kafka
1 3 (11.11%) REST
2 2 (7.41%) Django
2 2 (7.41%) RabbitMQ
2 2 (7.41%) Svelte
3 1 (3.70%) AngularJS
3 1 (3.70%) AWS CDK
3 1 (3.70%) EDI
3 1 (3.70%) JSON
3 1 (3.70%) LangChain
3 1 (3.70%) LangGraph
3 1 (3.70%) Loki
3 1 (3.70%) Middleware
3 1 (3.70%) OpenTelemetry
3 1 (3.70%) React
3 1 (3.70%) SOAP
3 1 (3.70%) Spring
3 1 (3.70%) Spring Boot
3 1 (3.70%) XML
Miscellaneous
1 6 (22.22%) Cloud Native
2 4 (14.81%) Data Centre
3 3 (11.11%) Distributed Systems
3 3 (11.11%) Fixed Income
3 3 (11.11%) Foreign Exchange (FX)
4 2 (7.41%) Derivative
4 2 (7.41%) Replication
4 2 (7.41%) Virtual Team
5 1 (3.70%) Anti-Spyware
5 1 (3.70%) BYOD
5 1 (3.70%) Clustering
5 1 (3.70%) EMV
5 1 (3.70%) Enterprise Software
5 1 (3.70%) Linux Command Line
5 1 (3.70%) Low-Code
5 1 (3.70%) Media Streaming
5 1 (3.70%) Online Games
5 1 (3.70%) SWIFT Messaging Network
5 1 (3.70%) Tandem
Operating Systems
1 4 (14.81%) Linux
2 3 (11.11%) Unix
2 3 (11.11%) Windows
3 2 (7.41%) VMS
3 2 (7.41%) Windows Server
4 1 (3.70%) Red Hat Enterprise Linux
4 1 (3.70%) SUSE
Processes & Methodologies
1 10 (37.04%) DevOps
2 7 (25.93%) CI/CD
2 7 (25.93%) Infrastructure as Code
3 6 (22.22%) Performance Tuning
3 6 (22.22%) Problem-Solving
4 5 (18.52%) Agile
4 5 (18.52%) ITIL
4 5 (18.52%) Microservices
4 5 (18.52%) Stakeholder Management
5 4 (14.81%) Capacity Planning
5 4 (14.81%) Infrastructure Engineering
5 4 (14.81%) Low Latency
5 4 (14.81%) Migration
5 4 (14.81%) Roadmaps
5 4 (14.81%) Service Delivery
6 3 (11.11%) Backlog Management
6 3 (11.11%) Backlog Prioritisation
6 3 (11.11%) Continuous Improvement
6 3 (11.11%) People Management
6 3 (11.11%) Sprint Planning
Programming Languages
1 12 (44.44%) Python
2 7 (25.93%) SQL
3 3 (11.11%) PowerShell
4 2 (7.41%) Java
4 2 (7.41%) Perl
4 2 (7.41%) TypeScript
5 1 (3.70%) ActionScript
5 1 (3.70%) ActionScript 2.0
5 1 (3.70%) C
5 1 (3.70%) C#
5 1 (3.70%) COBOL
5 1 (3.70%) Go
5 1 (3.70%) Scala
5 1 (3.70%) Shell Script
5 1 (3.70%) VB
Qualifications
1 8 (29.63%) Security Cleared
2 7 (25.93%) SC Cleared
3 3 (11.11%) Cisco Certification
4 2 (7.41%) Azure Certification
4 2 (7.41%) CCNP
4 2 (7.41%) Degree
4 2 (7.41%) MCSE
4 2 (7.41%) Microsoft Certification
5 1 (3.70%) AWS Certification
5 1 (3.70%) AWS Certified Solutions Architect
5 1 (3.70%) CCNA
5 1 (3.70%) CISSP
5 1 (3.70%) CompTIA Security+
5 1 (3.70%) CWNA
5 1 (3.70%) MCSA
5 1 (3.70%) Six Sigma Green Belt
5 1 (3.70%) Six Sigma Yellow Belt
5 1 (3.70%) TOGAF Certification
Quality Assurance & Compliance
1 3 (11.11%) SLA
2 2 (7.41%) Data Quality
3 1 (3.70%) ISO 20022
3 1 (3.70%) ISO 8583
3 1 (3.70%) QA
3 1 (3.70%) SEPA
System Software
1 5 (18.52%) Docker
2 2 (7.41%) Active Directory
2 2 (7.41%) Firmware
2 2 (7.41%) Virtual Machines
2 2 (7.41%) VMware ESXi
2 2 (7.41%) VMware Infrastructure
2 2 (7.41%) vSphere
3 1 (3.70%) Hyper-V
Systems Management
1 6 (22.22%) Kubernetes
2 5 (18.52%) Ansible
3 3 (11.11%) ITRS Geneos
3 3 (11.11%) Terraform
4 1 (3.70%) Active Directory Federation Services
4 1 (3.70%) Failover Clustering
4 1 (3.70%) Grafana
4 1 (3.70%) Microsoft Clustering
4 1 (3.70%) Microsoft Intune
4 1 (3.70%) Prometheus
4 1 (3.70%) QRadar
4 1 (3.70%) vCenter Server
4 1 (3.70%) VxRail
Vendors
1 4 (14.81%) Splunk
2 3 (11.11%) Microsoft
3 2 (7.41%) AppDynamics
3 2 (7.41%) Bloomberg
3 2 (7.41%) Cisco
3 2 (7.41%) Databricks
3 2 (7.41%) MarketAxess
3 2 (7.41%) Palo Alto
3 2 (7.41%) Tradeweb
3 2 (7.41%) VMware
4 1 (3.70%) Axway
4 1 (3.70%) Dell
4 1 (3.70%) Denodo
4 1 (3.70%) EMC
4 1 (3.70%) Extreme Networks
4 1 (3.70%) HP
4 1 (3.70%) Oracle
4 1 (3.70%) Remedy
4 1 (3.70%) Software AG
4 1 (3.70%) Solace