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 6 March 2026, with comparisons to the same periods in the previous two years.

6 months to
6 Mar 2026
Same period 2025 Same period 2024
Rank 177 133 215
Rank change year-on-year -44 +82 +1
Contract jobs citing High Availability 242 265 188
As % of all contract jobs in London 1.49% 1.98% 1.03%
As % of the Processes & Methodologies category 1.65% 2.18% 1.17%
Number of daily rates quoted 167 171 143
10th Percentile £363 £400 £300
25th Percentile £427 £463 £453
Median daily rate (50th Percentile) £540 £575 £600
Median % change year-on-year -6.09% -4.17% -
75th Percentile £647 £700 £675
90th Percentile £750 £775 £700
England median daily rate £500 £550 £550
% change year-on-year -9.09% - -
Number of hourly rates quoted 3 3 1
10th Percentile £29.56 - -
25th Percentile £39.40 - £91.25
Median hourly rate £57.77 £23.80 £92.50
Median % change year-on-year +142.71% -74.27% +259.78%
75th Percentile £68.24 - £93.75
90th Percentile £73.34 - -
England median hourly rate £57.77 £23.80 £88.50
% change year-on-year +142.71% -73.11% +47.50%

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 14,672 12,161 16,110
As % of all contract IT jobs advertised in London 90.13% 90.96% 88.40%
Number of daily rates quoted 9,836 7,963 11,510
10th Percentile £350 £350 £338
25th Percentile £425 £450 £450
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - -7.17%
75th Percentile £650 £675 £675
90th Percentile £750 £800 £788
England median daily rate £505 £525 £525
% change year-on-year -3.81% - -4.55%
Number of hourly rates quoted 221 157 347
10th Percentile £18.07 £20.45 £16.00
25th Percentile £22.41 £24.66 £19.42
Median hourly rate £35.00 £35.50 £30.00
Median % change year-on-year -1.41% +18.33% -16.08%
75th Percentile £56.50 £53.75 £50.00
90th Percentile £70.00 £77.86 £71.00
England median hourly rate £29.60 £35.00 £34.00
% change year-on-year -15.43% +2.94% -4.23%

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 6 March 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 6 March 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 6 March 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 -39 26 £563 -2.17% 39
South London -14 7 £300 -36.68% 8
West London -15 6 £375 -21.05% 16
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 16 (6.61%) Microsoft Exchange
2 6 (2.48%) SharePoint
3 3 (1.24%) Apache Spark
3 3 (1.24%) Confluence
3 3 (1.24%) Ethereum
3 3 (1.24%) Hyperledger
4 2 (0.83%) Apache
4 2 (0.83%) Drupal
4 2 (0.83%) Oracle HTTP Server
4 2 (0.83%) Oracle Workflow
4 2 (0.83%) Tomcat
4 2 (0.83%) WebLogic
4 2 (0.83%) WordPress
5 1 (0.41%) OpenStack
5 1 (0.41%) SharePoint Server
Applications
1 7 (2.89%) Microsoft Office
2 1 (0.41%) Microsoft Excel
2 1 (0.41%) Weka
Business Applications
1 8 (3.31%) Veritas eDiscovery
2 5 (2.07%) BASE24
2 5 (2.07%) Payment Gateway
3 3 (1.24%) SAP S/4HANA
4 2 (0.83%) DELMIA
Cloud Services
1 91 (37.60%) Azure
2 78 (32.23%) AWS
3 33 (13.64%) GCP
4 30 (12.40%) GitHub
5 26 (10.74%) Entra ID
6 25 (10.33%) Amazon S3
6 25 (10.33%) Azure DevOps
7 24 (9.92%) AWS CloudFormation
8 20 (8.26%) Serverless
9 17 (7.02%) Amazon CloudWatch
9 17 (7.02%) AWS Lambda
9 17 (7.02%) Microsoft 365
10 16 (6.61%) Virtual Private Cloud
11 14 (5.79%) GitHub Actions
12 12 (4.96%) Amazon EC2
12 12 (4.96%) Amazon ECS
12 12 (4.96%) Azure Data Factory
12 12 (4.96%) Azure Synapse Analytics
13 11 (4.55%) Azure Monitor
14 8 (3.31%) Amazon EKS
Communications & Networking
1 34 (14.05%) DNS
2 29 (11.98%) Firewall
3 19 (7.85%) Network Security
4 17 (7.02%) DHCP
5 15 (6.20%) Kerberos
5 15 (6.20%) VPN
6 12 (4.96%) WAN
7 9 (3.72%) LAN
7 9 (3.72%) TCP/IP
8 8 (3.31%) SSL
9 7 (2.89%) BGP
10 6 (2.48%) OSPF
10 6 (2.48%) SD-WAN
11 5 (2.07%) NAS
11 5 (2.07%) SAN
12 4 (1.65%) 4G
12 4 (1.65%) LTE
12 4 (1.65%) Multicast
12 4 (1.65%) VLAN
12 4 (1.65%) Wireshark
Database & Business Intelligence
1 22 (9.09%) SQL Server
2 19 (7.85%) Azure SQL Database
3 15 (6.20%) PostgreSQL
4 14 (5.79%) Oracle Database
5 12 (4.96%) Data Lake
6 10 (4.13%) Amazon RDS
6 10 (4.13%) Delta Lake
7 7 (2.89%) SQL Server Integration Services
8 6 (2.48%) MySQL
9 5 (2.07%) NonStop SQL
9 5 (2.07%) Relational Database
9 5 (2.07%) SQL Server Analysis Services
9 5 (2.07%) SQL Server Reporting Services
10 4 (1.65%) Big Data
10 4 (1.65%) Data Warehouse
10 4 (1.65%) Elasticsearch
10 4 (1.65%) OLTP
11 3 (1.24%) DynamoDB
11 3 (1.24%) MongoDB
11 3 (1.24%) Oracle Reports
Development Applications
1 29 (11.98%) Jenkins
2 27 (11.16%) Git
3 15 (6.20%) GitLab
4 10 (4.13%) JIRA
5 3 (1.24%) GCC
5 3 (1.24%) SQL Server Management Studio (SSMS)
6 2 (0.83%) GDB
6 2 (0.83%) IBM UrbanCode
6 2 (0.83%) JUnit
6 2 (0.83%) MLflow
6 2 (0.83%) Team Foundation Server
7 1 (0.41%) Android Studio
7 1 (0.41%) Artifactory
7 1 (0.41%) Bitbucket
7 1 (0.41%) Cypress.io
7 1 (0.41%) Jaeger
7 1 (0.41%) MSI
7 1 (0.41%) Subversion
7 1 (0.41%) TeamCity
7 1 (0.41%) Xcode
General
1 89 (36.78%) Social Skills
2 58 (23.97%) Finance
3 31 (12.81%) Banking
4 23 (9.50%) Analytical Skills
5 19 (7.85%) Public Sector
6 12 (4.96%) Documentation Skills
7 7 (2.89%) Legal
7 7 (2.89%) Presentation Skills
7 7 (2.89%) Retail
7 7 (2.89%) Telecoms
8 6 (2.48%) Influencing Skills
9 5 (2.07%) Inclusion and Diversity
10 4 (1.65%) Financial Institution
10 4 (1.65%) Manufacturing
10 4 (1.65%) Organisational Skills
11 3 (1.24%) International Banking
11 3 (1.24%) Investment Banking
12 2 (0.83%) Billing
12 2 (0.83%) Front Office
12 2 (0.83%) Law
Job Titles
1 30 (12.40%) Architect
2 24 (9.92%) Senior
3 21 (8.68%) Developer
3 21 (8.68%) Lead
4 18 (7.44%) DBA
5 17 (7.02%) DevOps Engineer
6 14 (5.79%) Administrator
7 13 (5.37%) SQL DBA
8 12 (4.96%) Data Engineer
8 12 (4.96%) Microsoft 365 Engineer
9 9 (3.72%) Java Engineer
9 9 (3.72%) Platform Engineer
10 8 (3.31%) Consultant
10 8 (3.31%) Senior DevOps
10 8 (3.31%) Senior DevOps Engineer
11 7 (2.89%) Cloud Engineer
11 7 (2.89%) Linux Administrator
11 7 (2.89%) Network Engineer
11 7 (2.89%) Oracle DBA
12 6 (2.48%) Cloud Architect
Libraries, Frameworks & Software Standards
1 19 (7.85%) OAuth
2 17 (7.02%) Spring
3 16 (6.61%) LDAP
4 15 (6.20%) Spring Boot
5 14 (5.79%) RESTful
5 14 (5.79%) SAML
6 11 (4.55%) REST
7 9 (3.72%) Kafka
7 9 (3.72%) PySpark
8 7 (2.89%) .NET
9 6 (2.48%) Elastic Stack
9 6 (2.48%) JSON
9 6 (2.48%) Middleware
10 5 (2.07%) AngularJS
10 5 (2.07%) Node.js
10 5 (2.07%) OpenTelemetry
10 5 (2.07%) XML
11 4 (1.65%) FIX Protocol
11 4 (1.65%) Hibernate
11 4 (1.65%) JPA
Miscellaneous
1 37 (15.29%) Cloud Native
2 25 (10.33%) Replication
3 15 (6.20%) Distributed Systems
3 15 (6.20%) Hybrid Cloud
4 12 (4.96%) Data Centre
5 11 (4.55%) BYOD
6 9 (3.72%) Clustering
7 7 (2.89%) EMV
8 6 (2.48%) Foreign Exchange (FX)
9 5 (2.07%) Legacy Systems
9 5 (2.07%) Onboarding
9 5 (2.07%) Tandem
10 4 (1.65%) Data Protection Act
10 4 (1.65%) Mainframe
11 3 (1.24%) DataPower
11 3 (1.24%) Derivative
11 3 (1.24%) Distributed Architecture
11 3 (1.24%) Enterprise Storage
11 3 (1.24%) Fixed Income
11 3 (1.24%) NHS
Operating Systems
1 38 (15.70%) Linux
2 30 (12.40%) Windows
3 22 (9.09%) Windows Server
4 8 (3.31%) Red Hat Enterprise Linux
5 7 (2.89%) VMS
6 6 (2.48%) Unix
7 4 (1.65%) CentOS
7 4 (1.65%) Ubuntu
8 2 (0.83%) Solaris
9 1 (0.41%) Android
9 1 (0.41%) Apple iOS
9 1 (0.41%) Data ONTAP
9 1 (0.41%) Windows Server 2016
Processes & Methodologies
1 95 (39.26%) DevOps
2 87 (35.95%) CI/CD
3 76 (31.40%) Disaster Recovery
4 70 (28.93%) Infrastructure as Code
5 58 (23.97%) Problem-Solving
6 42 (17.36%) Performance Tuning
7 39 (16.12%) Agile
7 39 (16.12%) Containerisation
8 38 (15.70%) Root Cause Analysis
9 32 (13.22%) Microservices
9 32 (13.22%) Migration
10 29 (11.98%) Roadmaps
11 27 (11.16%) Observability
11 27 (11.16%) RBAC
12 26 (10.74%) Analytics
12 26 (10.74%) Continuous Improvement
13 25 (10.33%) Identity Access Management
13 25 (10.33%) Task Automation
14 23 (9.50%) Incident Response
15 22 (9.09%) ITIL
Programming Languages
1 65 (26.86%) Python
2 57 (23.55%) SQL
3 48 (19.83%) PowerShell
4 30 (12.40%) Bash
5 27 (11.16%) Java
6 11 (4.55%) Scala
7 9 (3.72%) JavaScript
8 6 (2.48%) C
8 6 (2.48%) C#
8 6 (2.48%) Perl
9 5 (2.07%) Bicep
9 5 (2.07%) COBOL
9 5 (2.07%) Shell Script
10 4 (1.65%) C++
10 4 (1.65%) PHP
10 4 (1.65%) PL/SQL
11 2 (0.83%) Kotlin
11 2 (0.83%) TypeScript
12 1 (0.41%) Cypher
12 1 (0.41%) Swift
Qualifications
1 63 (26.03%) Security Cleared
2 51 (21.07%) SC Cleared
3 16 (6.61%) Degree
3 16 (6.61%) Microsoft Certification
4 15 (6.20%) AWS Certification
5 13 (5.37%) Azure Certification
6 8 (3.31%) AWS Certified Solutions Architect
6 8 (3.31%) Cisco Certification
6 8 (3.31%) DV Cleared
6 8 (3.31%) MCSA
6 8 (3.31%) MCSE
7 6 (2.48%) CCNA
8 5 (2.07%) CCNP
8 5 (2.07%) Computer Science Degree
8 5 (2.07%) ITIL Certification
9 4 (1.65%) BPSS Clearance
9 4 (1.65%) MCTS
9 4 (1.65%) PMI Certification
9 4 (1.65%) PMP
9 4 (1.65%) TOGAF Certification
Quality Assurance & Compliance
1 20 (8.26%) GDPR
2 15 (6.20%) Sarbanes-Oxley
3 12 (4.96%) Data Quality
3 12 (4.96%) QA
4 7 (2.89%) PCI DSS
4 7 (2.89%) SLA
5 5 (2.07%) ISO 8583
6 3 (1.24%) NCSC
7 2 (0.83%) DICOM
7 2 (0.83%) HL7
8 1 (0.41%) Accessibility
8 1 (0.41%) California Consumer Privacy Act
8 1 (0.41%) GRC
8 1 (0.41%) HIPAA
8 1 (0.41%) ISO 22301
8 1 (0.41%) NIST
8 1 (0.41%) NIST 800
System Software
1 44 (18.18%) Docker
2 41 (16.94%) Active Directory
3 8 (3.31%) Virtual Machines
3 8 (3.31%) VMware Infrastructure
4 6 (2.48%) vSphere
5 4 (1.65%) Virtual Desktop
5 4 (1.65%) VMware ESXi
5 4 (1.65%) VMware NSX
6 3 (1.24%) Oracle RAC
7 2 (0.83%) NFS
8 1 (0.41%) Apache ZooKeeper
8 1 (0.41%) Firmware
8 1 (0.41%) GPFS
8 1 (0.41%) HDFS
8 1 (0.41%) Lustre
8 1 (0.41%) Microsoft App-V
8 1 (0.41%) Slurm Workload Manager
8 1 (0.41%) Veritas File System
8 1 (0.41%) Veritas Volume Manager
Systems Management
1 67 (27.69%) Terraform
2 53 (21.90%) Kubernetes
3 37 (15.29%) Ansible
4 23 (9.50%) Active Directory Federation Services
5 16 (6.61%) Grafana
6 14 (5.79%) Single Sign-On
7 13 (5.37%) Prometheus
8 11 (4.55%) Microsoft Intune
9 8 (3.31%) ITRS Geneos
9 8 (3.31%) vCenter Server
10 6 (2.48%) Kibana
11 3 (1.24%) Argo
11 3 (1.24%) FortiGate
11 3 (1.24%) logstash
11 3 (1.24%) Microsoft Clustering
11 3 (1.24%) PowerCLI
12 2 (0.83%) Data Guard
12 2 (0.83%) Progress Chef
12 2 (0.83%) Puppet
12 2 (0.83%) Red Hat Satellite
Vendors
1 54 (22.31%) Microsoft
2 23 (9.50%) Oracle
3 21 (8.68%) Databricks
4 20 (8.26%) Splunk
5 14 (5.79%) Okta
6 13 (5.37%) Palo Alto
7 12 (4.96%) VMware
8 10 (4.13%) Red Hat
9 8 (3.31%) Cisco
10 7 (2.89%) SAP
11 6 (2.48%) F5
11 6 (2.48%) Nokia
11 6 (2.48%) Solace
12 5 (2.07%) CheckPoint
12 5 (2.07%) HP
13 4 (1.65%) Actix
13 4 (1.65%) AppDynamics
13 4 (1.65%) Ericsson
13 4 (1.65%) Google
13 4 (1.65%) Zscaler