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

6 months to
10 Sep 2026
Same period 2025 Same period 2024
Rank 170 151 224
Rank change year-on-year -19 +73 -11
Contract jobs citing High Availability 356 264 181
As % of all contract jobs in London 1.75% 1.96% 1.12%
As % of the Processes & Methodologies category 1.97% 2.11% 1.26%
Number of daily rates quoted 242 189 125
10th Percentile £350 £418 £262
25th Percentile £425 £470 £417
Median daily rate (50th Percentile) £500 £600 £550
Median % change year-on-year -16.67% +9.09% -8.33%
75th Percentile £622 £700 £644
90th Percentile £700 £775 £740
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% -71.26%
75th Percentile £97.50 - -
90th Percentile - £27.38 £54.28
England median hourly rate £55.50 £26.73 £28.00
% change year-on-year +107.67% -4.55% -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 18,076 12,495 14,390
As % of all contract IT jobs advertised in London 88.96% 92.53% 89.10%
Number of daily rates quoted 11,807 8,257 9,705
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 £680
90th Percentile £775 £775 £800
England median daily rate £525 £510 £525
% change year-on-year +2.95% -2.87% -4.55%
Number of hourly rates quoted 295 255 182
10th Percentile £16.75 £17.03 £17.25
25th Percentile £19.50 £25.01 £23.29
Median hourly rate £35.50 £32.00 £35.00
Median % change year-on-year +10.94% -8.57% -12.50%
75th Percentile £57.25 £49.63 £55.00
90th Percentile £85.84 £63.75 £71.88
England median hourly rate £42.50 £25.15 £43.00
% change year-on-year +68.99% -41.51% +1.18%

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 10 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 10 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 10 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 -7 48 £475 -26.92% 21
South London -8 11 £550 -12.00% 1
East London +1 3 £500 +70.21% 4
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 (5.06%) Confluence
2 14 (3.93%) Microsoft Exchange
3 10 (2.81%) SharePoint
4 6 (1.69%) OpenStack
5 4 (1.12%) Apache Airflow
5 4 (1.12%) Apache Spark
6 3 (0.84%) JBoss
7 1 (0.28%) Anypoint
7 1 (0.28%) Apache
7 1 (0.28%) Camunda
7 1 (0.28%) CICS
7 1 (0.28%) CMS
7 1 (0.28%) HCL Domino
7 1 (0.28%) HCL Notes
7 1 (0.28%) MTS
7 1 (0.28%) Mule
7 1 (0.28%) nginx
7 1 (0.28%) Oracle Workflow
7 1 (0.28%) SharePoint Server
7 1 (0.28%) WebSphere
Applications
1 5 (1.40%) Microsoft Office
2 2 (0.56%) Microsoft Excel
3 1 (0.28%) Chatbot
Business Applications
1 9 (2.53%) Remedy ITSM
2 4 (1.12%) Oracle Applications
2 4 (1.12%) Oracle EBS
3 3 (0.84%) Distributed Ledger
3 3 (0.84%) SAP S/4HANA
4 2 (0.56%) Bloomberg TOMS
4 2 (0.56%) Eikon
4 2 (0.56%) Temenos T24
5 1 (0.28%) ION MarketView
5 1 (0.28%) Oracle BRM
5 1 (0.28%) Oracle EBS R12
5 1 (0.28%) Payment Gateway
5 1 (0.28%) SAP BRIM
5 1 (0.28%) SAP FI
5 1 (0.28%) SAP FI-CA
5 1 (0.28%) SAP FS
5 1 (0.28%) SAP IS-U
Cloud Services
1 118 (33.15%) Azure
2 114 (32.02%) AWS
3 45 (12.64%) GCP
4 36 (10.11%) Entra ID
5 32 (8.99%) Azure DevOps
6 30 (8.43%) GitHub
7 22 (6.18%) Amazon CloudWatch
7 22 (6.18%) AWS CloudFormation
7 22 (6.18%) Microsoft 365
7 22 (6.18%) Virtual Private Cloud
8 19 (5.34%) GitHub Actions
8 19 (5.34%) Serverless
9 15 (4.21%) Amazon S3
10 14 (3.93%) Amazon EKS
10 14 (3.93%) Azure AKS
10 14 (3.93%) Azure Monitor
11 12 (3.37%) Amazon EC2
11 12 (3.37%) AWS KMS
11 12 (3.37%) OpenShift
12 9 (2.53%) Google Kubernetes Engine
Communications & Networking
1 45 (12.64%) Firewall
2 42 (11.80%) DNS
3 29 (8.15%) Network Security
4 24 (6.74%) VPN
5 23 (6.46%) DHCP
6 20 (5.62%) TCP/IP
7 17 (4.78%) BGP
8 16 (4.49%) WAN
9 12 (3.37%) LAN
9 12 (3.37%) SSL
10 10 (2.81%) OSPF
10 10 (2.81%) SAN
11 9 (2.53%) 4G
11 9 (2.53%) HTTP
11 9 (2.53%) VLAN
11 9 (2.53%) Wireless
12 8 (2.25%) 5G
12 8 (2.25%) LTE
12 8 (2.25%) Multicast
12 8 (2.25%) NAS
Database & Business Intelligence
1 34 (9.55%) PostgreSQL
1 34 (9.55%) SQL Server
2 21 (5.90%) Amazon RDS
3 17 (4.78%) Amazon Aurora
4 16 (4.49%) MongoDB
5 15 (4.21%) MySQL
6 12 (3.37%) SQL Server Integration Services
7 9 (2.53%) Data Lake
7 9 (2.53%) Metadata
7 9 (2.53%) Oracle Database
7 9 (2.53%) Redis
7 9 (2.53%) SQL Server Analysis Services
7 9 (2.53%) SQL Server Reporting Services
8 8 (2.25%) Power BI
9 7 (1.97%) NoSQL
10 5 (1.40%) Big Data
10 5 (1.40%) Delta Lake
10 5 (1.40%) Elasticsearch
10 5 (1.40%) Relational Database
11 4 (1.12%) Apache Hive
Development Applications
1 31 (8.71%) Jenkins
2 27 (7.58%) Git
3 21 (5.90%) GitLab
4 19 (5.34%) JIRA
5 5 (1.40%) JUnit
6 4 (1.12%) Maven
7 3 (0.84%) SonarQube
8 2 (0.56%) Artifactory
8 2 (0.56%) Gradle
9 1 (0.28%) Claude Code
9 1 (0.28%) Cucumber
9 1 (0.28%) ER Studio
9 1 (0.28%) Flyway
9 1 (0.28%) IBM UrbanCode
9 1 (0.28%) IntelliJ
9 1 (0.28%) Liquibase
9 1 (0.28%) Mockito
9 1 (0.28%) SQL Server Management Studio (SSMS)
9 1 (0.28%) Team Foundation Server
9 1 (0.28%) Toad
General
1 106 (29.78%) Social Skills
2 96 (26.97%) Finance
3 52 (14.61%) Banking
4 33 (9.27%) Public Sector
5 31 (8.71%) Analytical Skills
6 20 (5.62%) Front Office
7 18 (5.06%) Telecoms
8 12 (3.37%) Investment Banking
9 11 (3.09%) Documentation Skills
10 6 (1.69%) Billing
11 5 (1.40%) Financial Institution
11 5 (1.40%) Inclusion and Diversity
11 5 (1.40%) Legal
11 5 (1.40%) Retail
12 3 (0.84%) Manufacturing
12 3 (0.84%) Publishing
13 2 (0.56%) Corporate Banking
13 2 (0.56%) Games
13 2 (0.56%) Law
14 1 (0.28%) Mandarin Language
Job Titles
1 53 (14.89%) DevOps Engineer
2 50 (14.04%) Senior
3 42 (11.80%) Architect
4 35 (9.83%) DBA
5 34 (9.55%) Developer
6 21 (5.90%) Azure Engineer
7 20 (5.62%) Infrastructure Engineer
8 19 (5.34%) Administrator
9 18 (5.06%) AWS Engineer
10 17 (4.78%) Support Engineer
11 15 (4.21%) Lead
12 13 (3.65%) AWS DevOps
12 13 (3.65%) AWS DevOps Engineer
12 13 (3.65%) Platform Engineer
13 12 (3.37%) Consultant
14 11 (3.09%) Applications Support
14 11 (3.09%) Network Engineer
14 11 (3.09%) SQL DBA
15 10 (2.81%) IT Support
15 10 (2.81%) IT Support Engineer
Libraries, Frameworks & Software Standards
1 106 (29.78%) Terraform
2 28 (7.87%) Kafka
3 27 (7.58%) REST
4 18 (5.06%) Spring
5 15 (4.21%) Spring Boot
6 14 (3.93%) Elastic Stack
7 11 (3.09%) LDAP
8 10 (2.81%) .NET
8 10 (2.81%) SOAP
9 9 (2.53%) Middleware
9 9 (2.53%) OAuth
10 8 (2.25%) ARM Templates
11 7 (1.97%) OAuth2
11 7 (1.97%) OpenID
11 7 (1.97%) OpenTelemetry
11 7 (1.97%) RESTful
12 6 (1.69%) JDBC
12 6 (1.69%) Node.js
12 6 (1.69%) SAML
12 6 (1.69%) YAML
Miscellaneous
1 60 (16.85%) Cloud Native
2 38 (10.67%) Replication
3 29 (8.15%) Data Centre
4 27 (7.58%) Onboarding
5 24 (6.74%) Clustering
5 24 (6.74%) Distributed Systems
6 16 (4.49%) Enterprise Software
6 16 (4.49%) Hybrid Cloud
7 15 (4.21%) PKI
8 12 (3.37%) Data Protection Act
8 12 (3.37%) Video Conferencing
9 9 (2.53%) Legacy Systems
9 9 (2.53%) Virtual Team
10 8 (2.25%) Fixed Income
10 8 (2.25%) Linux Command Line
11 6 (1.69%) Foreign Exchange (FX)
11 6 (1.69%) Product Ownership
11 6 (1.69%) SWIFT Messaging Network
12 5 (1.40%) Analytical Mindset
12 5 (1.40%) Enterprise Storage
Operating Systems
1 65 (18.26%) Linux
2 61 (17.13%) Windows
3 18 (5.06%) Windows Server
4 14 (3.93%) Unix
5 12 (3.37%) Red Hat Enterprise Linux
6 10 (2.81%) VMS
7 7 (1.97%) Mac OS
8 5 (1.40%) Ubuntu
9 4 (1.12%) Amazon Linux
9 4 (1.12%) SUSE
10 3 (0.84%) zOS
11 2 (0.56%) Windows 10
11 2 (0.56%) Windows Server 2016
11 2 (0.56%) Windows Server 2019
12 1 (0.28%) Android
12 1 (0.28%) Debian
12 1 (0.28%) MVS
12 1 (0.28%) Oracle Linux
12 1 (0.28%) Rocky
12 1 (0.28%) Solaris
Processes & Methodologies
1 147 (41.29%) CI/CD
2 127 (35.67%) DevOps
3 112 (31.46%) Infrastructure as Code
4 85 (23.88%) Disaster Recovery
5 72 (20.22%) Migration
6 65 (18.26%) Stakeholder Management
7 64 (17.98%) Continuous Improvement
8 58 (16.29%) Root Cause Analysis
9 57 (16.01%) Problem-Solving
10 56 (15.73%) Observability
11 50 (14.04%) Containerisation
12 48 (13.48%) Agile
13 47 (13.20%) Performance Tuning
14 46 (12.92%) Technical Leadership
15 38 (10.67%) Test Automation
16 37 (10.39%) Incident Management
16 37 (10.39%) Microservices
17 36 (10.11%) Infrastructure Engineering
18 33 (9.27%) Platform Engineering
19 32 (8.99%) Roadmaps
Programming Languages
1 79 (22.19%) Python
2 64 (17.98%) PowerShell
3 53 (14.89%) SQL
4 51 (14.33%) Java
5 27 (7.58%) Bash
6 17 (4.78%) Bicep
7 10 (2.81%) TypeScript
8 9 (2.53%) Go
9 8 (2.25%) Kotlin
10 7 (1.97%) C#
10 7 (1.97%) Groovy
10 7 (1.97%) Shell Script
11 6 (1.69%) C++
12 5 (1.40%) Perl
13 4 (1.12%) BeanShell
13 4 (1.12%) C
13 4 (1.12%) Rust
13 4 (1.12%) T-SQL
14 2 (0.56%) ABAP
14 2 (0.56%) ActionScript 2.0
Qualifications
1 100 (28.09%) Security Cleared
2 87 (24.44%) SC Cleared
3 28 (7.87%) Azure Certification
4 20 (5.62%) Degree
5 19 (5.34%) AWS Certification
6 16 (4.49%) Cisco Certification
7 14 (3.93%) CCNP
8 12 (3.37%) Computer Science Degree
9 11 (3.09%) AWS Certified Solutions Architect
10 8 (2.25%) DV Cleared
11 7 (1.97%) CCNA
12 6 (1.69%) BPSS Clearance
13 5 (1.40%) Microsoft Certification
14 3 (0.84%) CompTIA Security+
15 2 (0.56%) AWS Certified DevOps Engineer
15 2 (0.56%) CISM
15 2 (0.56%) PMI Certification
15 2 (0.56%) PMP
15 2 (0.56%) VCAP
15 2 (0.56%) VCDX
Quality Assurance & Compliance
1 18 (5.06%) QA
2 16 (4.49%) Data Quality
3 14 (3.93%) GDPR
4 9 (2.53%) ISO/IEC 27001
4 9 (2.53%) NIST
5 6 (1.69%) GRC
5 6 (1.69%) Sarbanes-Oxley
5 6 (1.69%) SEPA
6 5 (1.40%) ISO 20022
6 5 (1.40%) SLA
7 2 (0.56%) Accessibility
7 2 (0.56%) Government Security Classifications
7 2 (0.56%) HIPAA
7 2 (0.56%) PSD2
8 1 (0.28%) DICOM
8 1 (0.28%) HL7
8 1 (0.28%) NCSC
System Software
1 56 (15.73%) Active Directory
2 44 (12.36%) Docker
3 33 (9.27%) VMware Infrastructure
4 16 (4.49%) vSphere
5 11 (3.09%) Hyper-V
5 11 (3.09%) VMware ESXi
6 9 (2.53%) Virtual Machines
7 7 (1.97%) Firmware
8 4 (1.12%) VMware NSX
9 2 (0.56%) Apache ZooKeeper
9 2 (0.56%) HDFS
9 2 (0.56%) KVM
9 2 (0.56%) Oracle RAC
9 2 (0.56%) RACF
9 2 (0.56%) UAG
9 2 (0.56%) Virtual Servers
10 1 (0.28%) ACF2
10 1 (0.28%) Ceph
10 1 (0.28%) NFS
10 1 (0.28%) Samba
Systems Management
1 77 (21.63%) Kubernetes
2 35 (9.83%) Ansible
3 33 (9.27%) Grafana
3 33 (9.27%) Prometheus
4 14 (3.93%) Microsoft Intune
5 12 (3.37%) Microsoft Clustering
6 10 (2.81%) vCenter Server
7 8 (2.25%) ITRS Geneos
8 7 (1.97%) Failover Clustering
8 7 (1.97%) Puppet
8 7 (1.97%) SCCM
9 6 (1.69%) Argo
9 6 (1.69%) SCOM
10 5 (1.40%) Cisco CUCM
10 5 (1.40%) FortiGate
10 5 (1.40%) Single Sign-On
11 4 (1.12%) Active Directory Federation Services
11 4 (1.12%) PingFederate
11 4 (1.12%) VxRail
11 4 (1.12%) ZABBIX
Vendors
1 70 (19.66%) Microsoft
2 38 (10.67%) VMware
3 29 (8.15%) Oracle
4 27 (7.58%) Cisco
5 23 (6.46%) ServiceNow
6 21 (5.90%) Splunk
7 13 (3.65%) IBM
8 10 (2.81%) Databricks
8 10 (2.81%) Ericsson
8 10 (2.81%) Nokia
8 10 (2.81%) Remedy
8 10 (2.81%) SAP
9 9 (2.53%) Google
10 8 (2.25%) Red Hat
11 7 (1.97%) Apple
11 7 (1.97%) BMC
11 7 (1.97%) Dell
11 7 (1.97%) F5
11 7 (1.97%) Solace
11 7 (1.97%) SolarWinds