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

6 months to
25 Jun 2026
Same period 2025 Same period 2024
Rank 150 127 257
Rank change year-on-year -23 +130 -35
Contract jobs citing High Availability 333 271 139
As % of all contract jobs in London 1.74% 2.15% 0.79%
As % of the Processes & Methodologies category 1.96% 2.32% 0.89%
Number of daily rates quoted 237 192 100
10th Percentile £350 £406 £300
25th Percentile £425 £463 £421
Median daily rate (50th Percentile) £525 £575 £550
Median % change year-on-year -8.78% +4.55% -8.33%
75th Percentile £630 £700 £661
90th Percentile £727 £759 £750
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 5 3 3
10th Percentile £56.18 £26.09 -
25th Percentile £56.75 £26.23 -
Median hourly rate £74.50 £26.45 £23.80
Median % change year-on-year +181.66% +11.13% -68.27%
75th Percentile £97.50 £27.23 -
90th Percentile - £27.69 -
England median hourly rate £55.50 £70.00 £58.30
% change year-on-year -20.71% +20.07% -12.99%

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 17,000 11,667 15,595
As % of all contract IT jobs advertised in London 88.91% 92.40% 88.41%
Number of daily rates quoted 11,345 7,819 11,135
10th Percentile £360 £338 £343
25th Percentile £438 £425 £450
Median daily rate (50th Percentile) £533 £550 £550
Median % change year-on-year -3.18% - -6.38%
75th Percentile £650 £675 £675
90th Percentile £763 £800 £800
England median daily rate £520 £515 £525
% change year-on-year +0.97% -1.90% -4.55%
Number of hourly rates quoted 263 214 309
10th Percentile £18.01 £16.50 £15.50
25th Percentile £25.25 £24.66 £20.00
Median hourly rate £37.50 £33.45 £28.50
Median % change year-on-year +12.12% +17.35% -28.75%
75th Percentile £59.99 £49.94 £48.75
90th Percentile £81.25 £63.60 £68.15
England median hourly rate £47.00 £26.45 £37.50
% change year-on-year +77.69% -29.47% +6.72%

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 25 June 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 25 June 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 25 June 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 -14 37 £563 -13.46% 13
South London -20 9 £300 -52.00%
East London -2 2 £511 +73.96% 2
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 24 (7.21%) Microsoft Exchange
2 13 (3.90%) SharePoint
3 8 (2.40%) Confluence
4 4 (1.20%) OpenStack
5 3 (0.90%) Oracle Workflow
6 2 (0.60%) Apache Spark
6 2 (0.60%) Drupal
6 2 (0.60%) SharePoint Server
6 2 (0.60%) WordPress
7 1 (0.30%) Apache Airflow
7 1 (0.30%) Camunda
7 1 (0.30%) CICS
7 1 (0.30%) HCL Domino
7 1 (0.30%) HCL Notes
7 1 (0.30%) MTS
7 1 (0.30%) WebSphere
Applications
1 11 (3.30%) Microsoft Office
2 2 (0.60%) Microsoft Excel
Business Applications
1 8 (2.40%) Veritas eDiscovery
2 4 (1.20%) Oracle Applications
2 4 (1.20%) Oracle EBS
3 3 (0.90%) Distributed Ledger
3 3 (0.90%) Payment Gateway
4 2 (0.60%) BASE24
4 2 (0.60%) DELMIA
4 2 (0.60%) Remedy ITSM
5 1 (0.30%) Bloomberg TOMS
5 1 (0.30%) Eikon
5 1 (0.30%) ION MarketView
5 1 (0.30%) Oracle EBS R12
5 1 (0.30%) SAP S/4HANA
Cloud Services
1 125 (37.54%) Azure
2 113 (33.93%) AWS
3 41 (12.31%) Entra ID
4 39 (11.71%) GCP
5 33 (9.91%) Azure DevOps
6 29 (8.71%) GitHub
7 28 (8.41%) Microsoft 365
8 27 (8.11%) AWS CloudFormation
9 19 (5.71%) Serverless
10 17 (5.11%) Azure Data Factory
11 16 (4.80%) Amazon S3
11 16 (4.80%) Azure Monitor
12 15 (4.50%) GitHub Actions
13 14 (4.20%) Amazon EKS
14 12 (3.60%) Amazon CloudWatch
15 11 (3.30%) AWS Lambda
15 11 (3.30%) Azure Synapse Analytics
16 10 (3.00%) Azure AKS
16 10 (3.00%) Virtual Private Cloud
17 7 (2.10%) Amazon ECS
Communications & Networking
1 44 (13.21%) DNS
2 34 (10.21%) Firewall
3 28 (8.41%) DHCP
3 28 (8.41%) Network Security
4 19 (5.71%) VPN
5 16 (4.80%) WAN
6 15 (4.50%) TCP/IP
7 13 (3.90%) Kerberos
8 9 (2.70%) HTTP
8 9 (2.70%) LAN
8 9 (2.70%) SSL
9 8 (2.40%) BGP
10 7 (2.10%) Internet
10 7 (2.10%) NAS
10 7 (2.10%) OSPF
10 7 (2.10%) SAN
10 7 (2.10%) VLAN
11 6 (1.80%) 5G
11 6 (1.80%) Unified Communications
12 5 (1.50%) BIG-IP
Database & Business Intelligence
1 30 (9.01%) SQL Server
2 25 (7.51%) PostgreSQL
3 18 (5.41%) Data Lake
4 17 (5.11%) Azure SQL Database
4 17 (5.11%) Delta Lake
5 13 (3.90%) Oracle Database
6 9 (2.70%) Amazon RDS
7 8 (2.40%) MongoDB
8 7 (2.10%) NoSQL
9 6 (1.80%) Metadata
9 6 (1.80%) Relational Database
9 6 (1.80%) SQL Server Integration Services
10 5 (1.50%) MySQL
11 4 (1.20%) Power BI
12 3 (0.90%) Big Data
12 3 (0.90%) KDB
12 3 (0.90%) Oracle Reports
12 3 (0.90%) SQL Server Analysis Services
13 2 (0.60%) Data Warehouse
13 2 (0.60%) OLTP
Development Applications
1 32 (9.61%) Git
2 19 (5.71%) Jenkins
3 13 (3.90%) JIRA
4 12 (3.60%) GitLab
5 5 (1.50%) JUnit
6 2 (0.60%) Artifactory
6 2 (0.60%) Cucumber
6 2 (0.60%) IBM UrbanCode
6 2 (0.60%) SQL Server Management Studio (SSMS)
6 2 (0.60%) Team Foundation Server
7 1 (0.30%) ER Studio
7 1 (0.30%) Gradle
7 1 (0.30%) IntelliJ
7 1 (0.30%) Maven
7 1 (0.30%) MLflow
7 1 (0.30%) Mockito
7 1 (0.30%) Sonatype Nexus
General
1 84 (25.23%) Social Skills
2 83 (24.92%) Finance
3 40 (12.01%) Banking
4 26 (7.81%) Public Sector
5 23 (6.91%) Analytical Skills
6 15 (4.50%) Telecoms
7 13 (3.90%) Documentation Skills
8 9 (2.70%) Front Office
9 7 (2.10%) Financial Institution
9 7 (2.10%) Investment Banking
10 6 (1.80%) Inclusion and Diversity
10 6 (1.80%) Retail
11 5 (1.50%) Manufacturing
11 5 (1.50%) Presentation Skills
12 3 (0.90%) Corporate Banking
12 3 (0.90%) Games
12 3 (0.90%) Influencing Skills
12 3 (0.90%) Law
12 3 (0.90%) Legal
12 3 (0.90%) Publishing
Job Titles
1 46 (13.81%) Architect
2 39 (11.71%) Senior
3 35 (10.51%) Developer
4 32 (9.61%) DevOps Engineer
5 24 (7.21%) DBA
6 21 (6.31%) Lead
7 18 (5.41%) AWS Engineer
8 16 (4.80%) Data Engineer
9 14 (4.20%) Platform Engineer
10 12 (3.60%) Administrator
10 12 (3.60%) AWS DevOps
10 12 (3.60%) AWS DevOps Engineer
10 12 (3.60%) Azure Engineer
11 11 (3.30%) Microsoft 365 Engineer
12 10 (3.00%) Cloud Engineer
12 10 (3.00%) Infrastructure Engineer
12 10 (3.00%) Java Engineer
12 10 (3.00%) Oracle DBA
12 10 (3.00%) SQL DBA
13 9 (2.70%) Solutions Architect
Libraries, Frameworks & Software Standards
1 25 (7.51%) Kafka
2 23 (6.91%) OAuth
3 22 (6.61%) LDAP
3 22 (6.61%) REST
3 22 (6.61%) Spring
4 19 (5.71%) SAML
4 19 (5.71%) Spring Boot
5 13 (3.90%) .NET
6 10 (3.00%) PySpark
6 10 (3.00%) RESTful
7 8 (2.40%) AngularJS
7 8 (2.40%) Node.js
7 8 (2.40%) OAuth2
8 7 (2.10%) OpenID
9 6 (1.80%) RabbitMQ
10 5 (1.50%) ARM Templates
10 5 (1.50%) AWS CDK
10 5 (1.50%) Middleware
10 5 (1.50%) XML
11 4 (1.20%) OpenTelemetry
Miscellaneous
1 65 (19.52%) Cloud Native
2 28 (8.41%) Replication
3 22 (6.61%) Distributed Systems
4 17 (5.11%) Data Centre
4 17 (5.11%) Onboarding
5 13 (3.90%) Clustering
6 11 (3.30%) BYOD
7 10 (3.00%) Data Protection Act
7 10 (3.00%) Hybrid Cloud
7 10 (3.00%) Video Conferencing
8 9 (2.70%) Virtual Team
9 8 (2.40%) Enterprise Software
9 8 (2.40%) Legacy Systems
9 8 (2.40%) PKI
10 5 (1.50%) SCADA
11 4 (1.20%) Algorithms
11 4 (1.20%) EMV
11 4 (1.20%) Management Information System
11 4 (1.20%) NHS
11 4 (1.20%) SWIFT Messaging Network
Operating Systems
1 50 (15.02%) Windows
2 43 (12.91%) Linux
3 27 (8.11%) Windows Server
4 9 (2.70%) Red Hat Enterprise Linux
4 9 (2.70%) Unix
5 7 (2.10%) VMS
6 5 (1.50%) Mac OS
7 4 (1.20%) SUSE
7 4 (1.20%) Ubuntu
8 2 (0.60%) Solaris
9 1 (0.30%) Amazon Linux
9 1 (0.30%) Data ONTAP
9 1 (0.30%) Debian
9 1 (0.30%) Oracle Linux
9 1 (0.30%) Rocky
9 1 (0.30%) zOS
Processes & Methodologies
1 125 (37.54%) CI/CD
2 118 (35.44%) DevOps
3 98 (29.43%) Infrastructure as Code
4 92 (27.63%) Disaster Recovery
5 57 (17.12%) Problem-Solving
6 50 (15.02%) Migration
7 46 (13.81%) Containerisation
8 44 (13.21%) Agile
9 43 (12.91%) Performance Tuning
10 41 (12.31%) Continuous Improvement
11 40 (12.01%) Root Cause Analysis
12 39 (11.71%) Microservices
13 38 (11.41%) Observability
14 32 (9.61%) Analytics
14 32 (9.61%) Platform Engineering
15 31 (9.31%) Roadmaps
16 30 (9.01%) Technical Leadership
17 29 (8.71%) Stakeholder Management
18 27 (8.11%) Data Pipeline
18 27 (8.11%) Test Automation
Programming Languages
1 75 (22.52%) Python
2 65 (19.52%) SQL
3 63 (18.92%) PowerShell
4 45 (13.51%) Java
5 24 (7.21%) Bash
6 13 (3.90%) Scala
7 11 (3.30%) Bicep
7 11 (3.30%) C#
8 10 (3.00%) TypeScript
9 6 (1.80%) C++
9 6 (1.80%) Go
9 6 (1.80%) JavaScript
10 5 (1.50%) C
10 5 (1.50%) Kotlin
10 5 (1.50%) PL/SQL
11 4 (1.20%) Groovy
11 4 (1.20%) Shell Script
12 3 (0.90%) Perl
12 3 (0.90%) Ruby
12 3 (0.90%) T-SQL
Qualifications
1 86 (25.83%) Security Cleared
2 74 (22.22%) SC Cleared
3 29 (8.71%) Azure Certification
4 26 (7.81%) Degree
5 18 (5.41%) Microsoft Certification
6 16 (4.80%) Cisco Certification
7 15 (4.50%) AWS Certification
8 13 (3.90%) CCNP
9 9 (2.70%) Computer Science Degree
9 9 (2.70%) MCSE
10 8 (2.40%) MCSA
11 7 (2.10%) CCNA
11 7 (2.10%) DV Cleared
12 6 (1.80%) BPSS Clearance
13 5 (1.50%) AWS Certified Solutions Architect
13 5 (1.50%) TOGAF Certification
14 4 (1.20%) CompTIA Security+
14 4 (1.20%) MCITP
14 4 (1.20%) MCTS
15 3 (0.90%) CISSP
Quality Assurance & Compliance
1 24 (7.21%) GDPR
2 19 (5.71%) Data Quality
3 13 (3.90%) QA
3 13 (3.90%) Sarbanes-Oxley
4 10 (3.00%) SLA
5 6 (1.80%) GRC
6 5 (1.50%) PCI DSS
7 4 (1.20%) ISO 20022
7 4 (1.20%) NIST
7 4 (1.20%) SEPA
8 3 (0.90%) DICOM
8 3 (0.90%) HL7
8 3 (0.90%) ISO/IEC 27001
8 3 (0.90%) NCSC
9 2 (0.60%) Accessibility
9 2 (0.60%) Government Security Classifications
9 2 (0.60%) ISO 8583
10 1 (0.30%) HIPAA
10 1 (0.30%) ISO 22301
10 1 (0.30%) NIST 800
System Software
1 61 (18.32%) Active Directory
2 38 (11.41%) Docker
3 15 (4.50%) VMware Infrastructure
4 8 (2.40%) Virtual Machines
5 7 (2.10%) Hyper-V
6 6 (1.80%) vSphere
7 5 (1.50%) Firmware
7 5 (1.50%) VMware ESXi
8 3 (0.90%) Virtual Desktop
9 2 (0.60%) Oracle RAC
10 1 (0.30%) HDFS
10 1 (0.30%) NFS
10 1 (0.30%) RACF
10 1 (0.30%) VMware NSX
Systems Management
1 91 (27.33%) Terraform
2 65 (19.52%) Kubernetes
3 28 (8.41%) Ansible
4 26 (7.81%) Active Directory Federation Services
5 17 (5.11%) Grafana
5 17 (5.11%) Prometheus
5 17 (5.11%) Single Sign-On
6 15 (4.50%) Microsoft Intune
7 7 (2.10%) vCenter Server
8 5 (1.50%) Argo
8 5 (1.50%) Cisco CUCM
8 5 (1.50%) Microsoft Clustering
9 4 (1.20%) CA Single Sign-On
9 4 (1.20%) Failover Clustering
9 4 (1.20%) PingFederate
9 4 (1.20%) Puppet
9 4 (1.20%) VxRail
10 3 (0.90%) FortiGate
10 3 (0.90%) ITRS Geneos
10 3 (0.90%) Kustomize
Vendors
1 78 (23.42%) Microsoft
2 33 (9.91%) Oracle
3 23 (6.91%) Databricks
4 19 (5.71%) VMware
5 14 (4.20%) Cisco
5 14 (4.20%) Splunk
6 13 (3.90%) Okta
6 13 (3.90%) ServiceNow
7 9 (2.70%) Ericsson
7 9 (2.70%) Nokia
8 6 (1.80%) F5
8 6 (1.80%) Palo Alto
9 5 (1.50%) Apple
9 5 (1.50%) Infoblox
9 5 (1.50%) Red Box
9 5 (1.50%) Red Hat
9 5 (1.50%) SAP
10 4 (1.20%) Dell
10 4 (1.20%) Huawei
10 4 (1.20%) IBM