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

6 months to
25 Mar 2026
Same period 2025 Same period 2024
Rank 182 134 217
Rank change year-on-year -48 +83 0
Contract jobs citing High Availability 255 261 176
As % of all contract jobs in London 1.53% 2.06% 0.97%
As % of the Processes & Methodologies category 1.71% 2.25% 1.10%
Number of daily rates quoted 173 172 128
10th Percentile £363 £403 £300
25th Percentile £425 £463 £463
Median daily rate (50th Percentile) £525 £575 £600
Median % change year-on-year -8.70% -4.17% -
75th Percentile £650 £700 £678
90th Percentile £750 £775 £701
England median daily rate £500 £550 £550
% change year-on-year -9.09% - -
Number of hourly rates quoted 2 3 1
10th Percentile £57.45 - -
25th Percentile £59.92 - £91.25
Median hourly rate £66.13 £23.80 £92.50
Median % change year-on-year +177.87% -74.27% +38.06%
75th Percentile £72.49 - £93.75
90th Percentile £75.05 - -
England median hourly rate £65.00 £23.80 £70.50
% change year-on-year +173.09% -66.24% +0.71%

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 14,942 11,579 15,985
As % of all contract IT jobs advertised in London 89.72% 91.43% 88.23%
Number of daily rates quoted 10,023 7,821 11,436
10th Percentile £355 £350 £338
25th Percentile £425 £440 £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 229 165 337
10th Percentile £18.07 £19.08 £15.98
25th Percentile £22.00 £24.66 £19.57
Median hourly rate £35.50 £35.00 £30.50
Median % change year-on-year +1.43% +14.75% -21.79%
75th Percentile £57.00 £51.25 £50.00
90th Percentile £72.50 £67.50 £70.50
England median hourly rate £35.25 £32.81 £33.00
% change year-on-year +7.44% -0.58% -12.00%

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 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 25 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 25 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 -25 30 £563 -2.17% 26
South London -13 8 £300 -36.51% 1
West London -19 4 £375 -21.05% 5
East London -4 1 £432 -26.15% 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 17 (6.67%) Microsoft Exchange
2 7 (2.75%) SharePoint
3 3 (1.18%) Ethereum
3 3 (1.18%) Hyperledger
3 3 (1.18%) OpenStack
4 2 (0.78%) Apache Spark
4 2 (0.78%) Drupal
4 2 (0.78%) Oracle Workflow
4 2 (0.78%) WordPress
5 1 (0.39%) Confluence
5 1 (0.39%) SharePoint Server
Applications
1 7 (2.75%) Microsoft Office
2 1 (0.39%) Microsoft Excel
2 1 (0.39%) Weka
Business Applications
1 8 (3.14%) Veritas eDiscovery
2 5 (1.96%) BASE24
2 5 (1.96%) Payment Gateway
3 3 (1.18%) SAP S/4HANA
4 2 (0.78%) DELMIA
4 2 (0.78%) Remedy ITSM
5 1 (0.39%) Distributed Ledger
Cloud Services
1 109 (42.75%) Azure
2 86 (33.73%) AWS
3 35 (13.73%) GCP
4 29 (11.37%) GitHub
5 28 (10.98%) AWS CloudFormation
5 28 (10.98%) Azure DevOps
6 27 (10.59%) Entra ID
7 23 (9.02%) Amazon S3
7 23 (9.02%) Serverless
8 19 (7.45%) AWS Lambda
9 18 (7.06%) Microsoft 365
10 15 (5.88%) Amazon CloudWatch
11 14 (5.49%) Azure Monitor
12 13 (5.10%) Amazon ECS
12 13 (5.10%) Azure Data Factory
12 13 (5.10%) Azure Synapse Analytics
12 13 (5.10%) GitHub Actions
13 12 (4.71%) Virtual Private Cloud
14 10 (3.92%) Amazon EKS
15 9 (3.53%) Datadog
Communications & Networking
1 31 (12.16%) DNS
2 26 (10.20%) Firewall
3 18 (7.06%) DHCP
3 18 (7.06%) Network Security
4 15 (5.88%) Kerberos
5 14 (5.49%) VPN
6 13 (5.10%) WAN
7 8 (3.14%) BGP
7 8 (3.14%) LAN
7 8 (3.14%) OSPF
7 8 (3.14%) TCP/IP
8 6 (2.35%) SD-WAN
9 5 (1.96%) NAS
9 5 (1.96%) SAN
9 5 (1.96%) VLAN
10 4 (1.57%) HTTP
10 4 (1.57%) SSL
10 4 (1.57%) Wi-Fi
11 3 (1.18%) 3GPP
11 3 (1.18%) LTE
Database & Business Intelligence
1 23 (9.02%) SQL Server
2 20 (7.84%) Azure SQL Database
3 18 (7.06%) PostgreSQL
4 14 (5.49%) Oracle Database
5 13 (5.10%) Data Lake
6 12 (4.71%) Delta Lake
7 10 (3.92%) Amazon RDS
8 7 (2.75%) MongoDB
8 7 (2.75%) SQL Server Integration Services
9 6 (2.35%) MySQL
9 6 (2.35%) Relational Database
10 5 (1.96%) NonStop SQL
10 5 (1.96%) NoSQL
10 5 (1.96%) SQL Server Analysis Services
10 5 (1.96%) SQL Server Reporting Services
11 4 (1.57%) Data Warehouse
11 4 (1.57%) OLTP
12 3 (1.18%) Big Data
12 3 (1.18%) DynamoDB
12 3 (1.18%) Oracle Reports
Development Applications
1 28 (10.98%) Jenkins
2 24 (9.41%) Git
3 11 (4.31%) GitLab
4 8 (3.14%) JIRA
5 4 (1.57%) IBM UrbanCode
5 4 (1.57%) Team Foundation Server
6 3 (1.18%) MLflow
6 3 (1.18%) SQL Server Management Studio (SSMS)
7 2 (0.78%) Cucumber
7 2 (0.78%) JUnit
8 1 (0.39%) Artifactory
8 1 (0.39%) Bitbucket
8 1 (0.39%) GCC
8 1 (0.39%) GDB
8 1 (0.39%) Jaeger
8 1 (0.39%) Sonatype Nexus
General
1 90 (35.29%) Social Skills
2 62 (24.31%) Finance
3 33 (12.94%) Banking
4 23 (9.02%) Analytical Skills
5 20 (7.84%) Public Sector
6 15 (5.88%) Documentation Skills
7 8 (3.14%) Telecoms
8 7 (2.75%) Influencing Skills
8 7 (2.75%) Legal
9 6 (2.35%) Inclusion and Diversity
9 6 (2.35%) Manufacturing
9 6 (2.35%) Presentation Skills
10 5 (1.96%) Retail
11 4 (1.57%) Financial Institution
11 4 (1.57%) Games
11 4 (1.57%) Investment Banking
11 4 (1.57%) Organisational Skills
12 2 (0.78%) Billing
12 2 (0.78%) Corporate Banking
12 2 (0.78%) Law
Job Titles
1 32 (12.55%) Architect
2 25 (9.80%) Senior
3 24 (9.41%) Developer
4 20 (7.84%) Lead
5 19 (7.45%) DBA
6 17 (6.67%) DevOps Engineer
7 14 (5.49%) Administrator
7 14 (5.49%) Data Engineer
8 13 (5.10%) SQL DBA
9 12 (4.71%) Microsoft 365 Engineer
10 10 (3.92%) Platform Engineer
11 9 (3.53%) Java Engineer
12 7 (2.75%) Cloud Engineer
12 7 (2.75%) Consultant
12 7 (2.75%) Oracle DBA
13 6 (2.35%) Linux Administrator
13 6 (2.35%) Site Reliability Engineer
14 5 (1.96%) GCP DevOps
14 5 (1.96%) GCP DevOps Engineer
14 5 (1.96%) Senior DevOps
Libraries, Frameworks & Software Standards
1 20 (7.84%) Spring
2 19 (7.45%) OAuth
3 16 (6.27%) LDAP
3 16 (6.27%) RESTful
3 16 (6.27%) Spring Boot
4 15 (5.88%) REST
5 14 (5.49%) Kafka
5 14 (5.49%) SAML
6 10 (3.92%) Node.js
6 10 (3.92%) PySpark
7 9 (3.53%) AngularJS
8 7 (2.75%) .NET
9 6 (2.35%) ARM Templates
9 6 (2.35%) Elastic Stack
9 6 (2.35%) React
10 5 (1.96%) OpenTelemetry
11 4 (1.57%) AWS CDK
11 4 (1.57%) Hibernate
11 4 (1.57%) RabbitMQ
11 4 (1.57%) Vue
Miscellaneous
1 39 (15.29%) Cloud Native
2 25 (9.80%) Replication
3 19 (7.45%) Distributed Systems
4 17 (6.67%) Data Centre
5 15 (5.88%) Hybrid Cloud
6 11 (4.31%) BYOD
7 8 (3.14%) Clustering
8 7 (2.75%) EMV
9 6 (2.35%) Data Protection Act
10 5 (1.96%) Enterprise Software
10 5 (1.96%) Foreign Exchange (FX)
10 5 (1.96%) Legacy Systems
10 5 (1.96%) Tandem
11 4 (1.57%) Algorithms
11 4 (1.57%) Mainframe
11 4 (1.57%) Onboarding
11 4 (1.57%) Virtual Team
12 3 (1.18%) Enterprise Storage
12 3 (1.18%) Fixed Income
12 3 (1.18%) NHS
Operating Systems
1 39 (15.29%) Linux
2 28 (10.98%) Windows
3 22 (8.63%) Windows Server
4 11 (4.31%) VMS
5 7 (2.75%) Red Hat Enterprise Linux
6 6 (2.35%) Unix
7 2 (0.78%) CentOS
7 2 (0.78%) Solaris
7 2 (0.78%) SUSE
7 2 (0.78%) Ubuntu
8 1 (0.39%) Data ONTAP
8 1 (0.39%) Oracle Linux
8 1 (0.39%) Rocky
8 1 (0.39%) Windows Server 2016
Processes & Methodologies
1 102 (40.00%) DevOps
2 94 (36.86%) CI/CD
3 82 (32.16%) Disaster Recovery
4 79 (30.98%) Infrastructure as Code
5 61 (23.92%) Problem-Solving
6 45 (17.65%) Performance Tuning
7 44 (17.25%) Containerisation
8 43 (16.86%) Agile
9 41 (16.08%) Migration
10 35 (13.73%) Microservices
10 35 (13.73%) Root Cause Analysis
11 32 (12.55%) Observability
12 29 (11.37%) Roadmaps
13 28 (10.98%) Analytics
14 26 (10.20%) Continuous Improvement
14 26 (10.20%) RBAC
15 25 (9.80%) Incident Response
16 24 (9.41%) Identity Access Management
16 24 (9.41%) Stakeholder Management
16 24 (9.41%) Task Automation
Programming Languages
1 69 (27.06%) Python
2 61 (23.92%) SQL
3 50 (19.61%) PowerShell
4 29 (11.37%) Java
5 25 (9.80%) Bash
6 12 (4.71%) Scala
7 8 (3.14%) C#
8 7 (2.75%) JavaScript
8 7 (2.75%) Shell Script
9 6 (2.35%) C
10 5 (1.96%) Bicep
10 5 (1.96%) COBOL
11 4 (1.57%) Perl
11 4 (1.57%) PHP
11 4 (1.57%) PL/SQL
12 3 (1.18%) C++
12 3 (1.18%) Go
12 3 (1.18%) TypeScript
13 1 (0.39%) Kotlin
13 1 (0.39%) Ruby
Qualifications
1 66 (25.88%) Security Cleared
2 54 (21.18%) SC Cleared
3 18 (7.06%) Degree
4 17 (6.67%) Azure Certification
5 16 (6.27%) Microsoft Certification
6 15 (5.88%) AWS Certification
7 8 (3.14%) DV Cleared
7 8 (3.14%) MCSA
7 8 (3.14%) MCSE
8 7 (2.75%) AWS Certified Solutions Architect
8 7 (2.75%) Cisco Certification
9 5 (1.96%) CCNA
9 5 (1.96%) Computer Science Degree
10 4 (1.57%) BPSS Clearance
10 4 (1.57%) CCNP
10 4 (1.57%) MCITP
10 4 (1.57%) MCTS
10 4 (1.57%) PMI Certification
10 4 (1.57%) PMP
10 4 (1.57%) TOGAF Certification
Quality Assurance & Compliance
1 20 (7.84%) GDPR
2 14 (5.49%) Sarbanes-Oxley
3 13 (5.10%) Data Quality
4 12 (4.71%) QA
5 9 (3.53%) SLA
6 7 (2.75%) PCI DSS
7 5 (1.96%) ISO 8583
8 3 (1.18%) NCSC
9 2 (0.78%) Accessibility
9 2 (0.78%) DICOM
9 2 (0.78%) HL7
10 1 (0.39%) California Consumer Privacy Act
10 1 (0.39%) GRC
10 1 (0.39%) HIPAA
10 1 (0.39%) ISO 22301
10 1 (0.39%) ISO/IEC 27001
10 1 (0.39%) NIST
10 1 (0.39%) NIST 800
System Software
1 45 (17.65%) Docker
2 42 (16.47%) Active Directory
3 9 (3.53%) Virtual Machines
3 9 (3.53%) VMware Infrastructure
4 8 (3.14%) vSphere
5 5 (1.96%) VMware ESXi
6 4 (1.57%) VMware NSX
7 3 (1.18%) Oracle RAC
7 3 (1.18%) Virtual Desktop
8 2 (0.78%) Firmware
8 2 (0.78%) Hyper-V
9 1 (0.39%) Apache ZooKeeper
9 1 (0.39%) GPFS
9 1 (0.39%) HDFS
9 1 (0.39%) Lustre
9 1 (0.39%) NFS
9 1 (0.39%) Slurm Workload Manager
Systems Management
1 76 (29.80%) Terraform
2 64 (25.10%) Kubernetes
3 33 (12.94%) Ansible
4 23 (9.02%) Active Directory Federation Services
5 19 (7.45%) Grafana
6 14 (5.49%) Prometheus
6 14 (5.49%) Single Sign-On
7 10 (3.92%) Microsoft Intune
7 10 (3.92%) vCenter Server
8 7 (2.75%) ITRS Geneos
9 5 (1.96%) Kibana
10 4 (1.57%) Argo
10 4 (1.57%) Microsoft Clustering
10 4 (1.57%) Rancher
11 3 (1.18%) PowerCLI
12 2 (0.78%) Failover Clustering
12 2 (0.78%) FortiGate
12 2 (0.78%) Kubeflow
12 2 (0.78%) logstash
12 2 (0.78%) VxRail
Vendors
1 57 (22.35%) Microsoft
2 25 (9.80%) Oracle
3 22 (8.63%) Databricks
4 17 (6.67%) Splunk
5 14 (5.49%) Okta
5 14 (5.49%) VMware
6 10 (3.92%) Red Hat
7 7 (2.75%) SAP
8 6 (2.35%) Cisco
8 6 (2.35%) Palo Alto
9 5 (1.96%) HP
10 4 (1.57%) AppDynamics
10 4 (1.57%) F5
10 4 (1.57%) Google
10 4 (1.57%) Nokia
10 4 (1.57%) Pure Storage
10 4 (1.57%) Solace
11 3 (1.18%) Ericsson
11 3 (1.18%) IBM
11 3 (1.18%) Remedy