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

6 months to
16 Oct 2026
Same period 2025 Same period 2024
Rank 166 168 190
Rank change year-on-year +2 +22 +23
Contract jobs citing High Availability 371 232 219
As % of all contract jobs in London 1.81% 1.73% 1.36%
As % of the Processes & Methodologies category 2.03% 1.87% 1.53%
Number of daily rates quoted 260 169 140
10th Percentile £347 £375 £325
25th Percentile £425 £450 £456
Median daily rate (50th Percentile) £525 £575 £550
Median % change year-on-year -8.70% +4.55% -8.33%
75th Percentile £641 £700 £650
90th Percentile £746 £800 £760
England median daily rate £525 £520 £525
% change year-on-year +0.96% -0.95% -4.55%
Number of hourly rates quoted 2 4 8
10th Percentile - £23.90 £22.64
25th Percentile £92.50 £25.25 -
Median hourly rate £95.00 £26.00 £23.80
Median % change year-on-year +265.38% +9.24% -72.46%
75th Percentile £97.50 £26.50 -
90th Percentile - £27.40 £46.66
England median hourly rate £26.72 £27.00 £27.50
% change year-on-year -1.04% -1.82% -56.35%

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 18,262 12,381 14,326
As % of all contract IT jobs advertised in London 89.07% 92.48% 89.25%
Number of daily rates quoted 11,971 8,179 9,290
10th Percentile £358 £334 £350
25th Percentile £450 £425 £450
Median daily rate (50th Percentile) £550 £540 £550
Median % change year-on-year +1.85% -1.82% -4.35%
75th Percentile £668 £663 £675
90th Percentile £775 £775 £800
England median daily rate £525 £510 £525
% change year-on-year +2.94% -2.86% -4.55%
Number of hourly rates quoted 352 241 177
10th Percentile £15.89 £18.25 £17.40
25th Percentile £18.69 £25.15 £24.18
Median hourly rate £32.50 £31.49 £37.50
Median % change year-on-year +3.21% -16.03% -6.25%
75th Percentile £57.50 £48.00 £57.50
90th Percentile £81.13 £65.00 £78.75
England median hourly rate £38.13 £25.15 £42.50
% change year-on-year +51.59% -40.82% -5.56%

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 16 October 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
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 16 October 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 49 £475 -26.92% 5
South London -6 11 £550 -25.42%
West London -24 5 £740 -1.33% 1
East London +3 2 £545 +107.62% 1
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 15 (4.04%) Microsoft Exchange
2 14 (3.77%) Confluence
3 11 (2.96%) Apache Airflow
4 6 (1.62%) Apache Spark
5 5 (1.35%) SharePoint
6 3 (0.81%) JBoss
7 2 (0.54%) OpenStack
7 2 (0.54%) Oracle SOA Suite
7 2 (0.54%) WebLogic
8 1 (0.27%) Anypoint
8 1 (0.27%) Apache
8 1 (0.27%) Camunda
8 1 (0.27%) CICS
8 1 (0.27%) CloudStack
8 1 (0.27%) CMS
8 1 (0.27%) HCL Domino
8 1 (0.27%) HCL Notes
8 1 (0.27%) MTS
8 1 (0.27%) nginx
8 1 (0.27%) Oracle Workflow
Applications
1 6 (1.62%) Microsoft Office
2 2 (0.54%) Microsoft Excel
3 1 (0.27%) Chatbot
Business Applications
1 7 (1.89%) Remedy ITSM
2 5 (1.35%) SAP S/4HANA
3 4 (1.08%) Oracle EBS
4 2 (0.54%) Bloomberg TOMS
4 2 (0.54%) Eikon
4 2 (0.54%) Oracle Applications
4 2 (0.54%) Payment Gateway
4 2 (0.54%) Temenos T24
5 1 (0.27%) Oracle BRM
5 1 (0.27%) Oracle EBS R12
5 1 (0.27%) SAP BRIM
5 1 (0.27%) SAP FI
5 1 (0.27%) SAP FI-CA
5 1 (0.27%) SAP FS
5 1 (0.27%) SAP IS-U
Cloud Services
1 124 (33.42%) AWS
2 116 (31.27%) Azure
3 59 (15.90%) GCP
4 34 (9.16%) GitHub
5 32 (8.63%) Entra ID
6 31 (8.36%) Azure DevOps
7 28 (7.55%) Virtual Private Cloud
8 26 (7.01%) Amazon CloudWatch
8 26 (7.01%) Microsoft 365
9 23 (6.20%) AWS CloudFormation
10 21 (5.66%) GitHub Actions
11 20 (5.39%) Serverless
12 17 (4.58%) Amazon S3
13 16 (4.31%) Amazon EKS
14 14 (3.77%) Amazon EC2
15 13 (3.50%) AWS KMS
16 12 (3.23%) OpenShift
17 11 (2.96%) AWS Direct Connect
17 11 (2.96%) Azure AKS
17 11 (2.96%) Google Kubernetes Engine
Communications & Networking
1 40 (10.78%) DNS
2 36 (9.70%) Firewall
3 27 (7.28%) Network Security
4 24 (6.47%) BGP
5 20 (5.39%) DHCP
5 20 (5.39%) VPN
6 17 (4.58%) TCP/IP
7 16 (4.31%) Internet
7 16 (4.31%) Multicast
8 15 (4.04%) OSPF
9 14 (3.77%) WAN
10 10 (2.70%) 4G
10 10 (2.70%) LAN
10 10 (2.70%) SAN
11 9 (2.43%) Wireless
12 7 (1.89%) NAS
12 7 (1.89%) SSL
13 6 (1.62%) LTE
13 6 (1.62%) VLAN
13 6 (1.62%) Wireshark
Database & Business Intelligence
1 36 (9.70%) PostgreSQL
2 35 (9.43%) SQL Server
3 25 (6.74%) Amazon RDS
4 19 (5.12%) Amazon Aurora
5 16 (4.31%) MongoDB
5 16 (4.31%) MySQL
6 13 (3.50%) SQL Server Integration Services
7 11 (2.96%) Redis
8 10 (2.70%) Data Lake
8 10 (2.70%) Oracle Database
8 10 (2.70%) SQL Server Reporting Services
9 9 (2.43%) Power BI
9 9 (2.43%) SQL Server Analysis Services
10 8 (2.16%) Elasticsearch
10 8 (2.16%) NoSQL
11 7 (1.89%) Big Data
11 7 (1.89%) Metadata
12 6 (1.62%) Apache Hive
12 6 (1.62%) SAP HANA
13 5 (1.35%) Hadoop
Development Applications
1 44 (11.86%) Jenkins
2 27 (7.28%) GitLab
3 24 (6.47%) Git
4 16 (4.31%) JIRA
5 6 (1.62%) JUnit
6 5 (1.35%) Maven
7 4 (1.08%) SonarQube
8 3 (0.81%) Cucumber
8 3 (0.81%) Gradle
9 2 (0.54%) Artifactory
9 2 (0.54%) GCC
9 2 (0.54%) GDB
9 2 (0.54%) Mockito
10 1 (0.27%) Bitbucket
10 1 (0.27%) ER Studio
10 1 (0.27%) Flyway
10 1 (0.27%) Liquibase
10 1 (0.27%) MLflow
10 1 (0.27%) SQL Server Management Studio (SSMS)
10 1 (0.27%) Team Foundation Server
General
1 117 (31.54%) Social Skills
2 108 (29.11%) Finance
3 63 (16.98%) Banking
4 40 (10.78%) Analytical Skills
5 36 (9.70%) Public Sector
6 26 (7.01%) Front Office
7 14 (3.77%) Investment Banking
8 13 (3.50%) Telecoms
9 11 (2.96%) Documentation Skills
10 6 (1.62%) Billing
10 6 (1.62%) Financial Institution
10 6 (1.62%) Legal
11 4 (1.08%) Law
12 3 (0.81%) Inclusion and Diversity
12 3 (0.81%) Local Government
12 3 (0.81%) Manufacturing
12 3 (0.81%) Retail
13 2 (0.54%) Advertising
13 2 (0.54%) Pharmaceutical
14 1 (0.27%) Back Office
Job Titles
1 58 (15.63%) Senior
2 54 (14.56%) DevOps Engineer
3 49 (13.21%) Architect
4 39 (10.51%) DBA
5 25 (6.74%) Developer
6 21 (5.66%) Lead
7 19 (5.12%) Administrator
7 19 (5.12%) Support Engineer
8 18 (4.85%) Infrastructure Engineer
9 16 (4.31%) Applications Support
9 16 (4.31%) Azure Engineer
10 14 (3.77%) AWS Engineer
10 14 (3.77%) Network Engineer
11 12 (3.23%) Applications Manager
11 12 (3.23%) Applications Support Manager
11 12 (3.23%) Consultant
11 12 (3.23%) IT Support
11 12 (3.23%) Platform Engineer
11 12 (3.23%) Senior DBA
11 12 (3.23%) Support Manager
Libraries, Frameworks & Software Standards
1 99 (26.68%) Terraform
2 28 (7.55%) Kafka
3 24 (6.47%) REST
4 16 (4.31%) Spring
5 15 (4.04%) Elastic Stack
6 14 (3.77%) Spring Boot
7 13 (3.50%) Middleware
7 13 (3.50%) SOAP
8 9 (2.43%) .NET
9 7 (1.89%) JDBC
9 7 (1.89%) LDAP
9 7 (1.89%) OpenTelemetry
9 7 (1.89%) RESTful
10 6 (1.62%) SAP Basis
10 6 (1.62%) XML
10 6 (1.62%) YAML
11 5 (1.35%) JSON
11 5 (1.35%) SAP Fiori
11 5 (1.35%) SAP PI
11 5 (1.35%) SAPUI5
Miscellaneous
1 62 (16.71%) Cloud Native
2 37 (9.97%) Replication
3 31 (8.36%) Data Centre
4 26 (7.01%) Distributed Systems
4 26 (7.01%) Onboarding
5 23 (6.20%) Clustering
6 19 (5.12%) Enterprise Software
7 18 (4.85%) Hybrid Cloud
8 15 (4.04%) PKI
9 14 (3.77%) Legacy Systems
10 13 (3.50%) Algorithms
10 13 (3.50%) Video Conferencing
11 11 (2.96%) Product Ownership
12 9 (2.43%) Virtual Team
13 8 (2.16%) Data Protection Act
13 8 (2.16%) Enterprise Storage
13 8 (2.16%) Fixed Income
14 7 (1.89%) Foreign Exchange (FX)
15 6 (1.62%) Public Cloud
15 6 (1.62%) SWIFT Messaging Network
Operating Systems
1 68 (18.33%) Linux
2 62 (16.71%) Windows
3 20 (5.39%) Windows Server
4 18 (4.85%) Unix
5 8 (2.16%) macOS
6 7 (1.89%) Red Hat Enterprise Linux
7 5 (1.35%) VMS
8 4 (1.08%) Amazon Linux
9 3 (0.81%) Data ONTAP
9 3 (0.81%) Ubuntu
9 3 (0.81%) Windows 10
9 3 (0.81%) zOS
10 2 (0.54%) Windows Server 2016
10 2 (0.54%) Windows Server 2019
11 1 (0.27%) Android
11 1 (0.27%) MVS
11 1 (0.27%) SUSE
Processes & Methodologies
1 145 (39.08%) CI/CD
2 122 (32.88%) DevOps
3 115 (31.00%) Infrastructure as Code
4 92 (24.80%) Disaster Recovery
5 83 (22.37%) Continuous Improvement
6 76 (20.49%) Stakeholder Management
7 74 (19.95%) Migration
8 58 (15.63%) Problem-Solving
8 58 (15.63%) Root Cause Analysis
9 57 (15.36%) Observability
9 57 (15.36%) Performance Tuning
10 53 (14.29%) Containerisation
11 52 (14.02%) Agile
11 52 (14.02%) Technical Leadership
12 42 (11.32%) Test Automation
13 40 (10.78%) Performance Optimisation
14 39 (10.51%) Incident Management
15 37 (9.97%) Low Latency
15 37 (9.97%) Microservices
15 37 (9.97%) Roadmaps
Programming Languages
1 86 (23.18%) Python
2 66 (17.79%) SQL
3 61 (16.44%) PowerShell
4 43 (11.59%) Java
5 33 (8.89%) Bash
6 18 (4.85%) Bicep
7 10 (2.70%) Kotlin
8 9 (2.43%) Go
8 9 (2.43%) TypeScript
9 8 (2.16%) C++
10 7 (1.89%) Groovy
10 7 (1.89%) Shell Script
11 6 (1.62%) Perl
11 6 (1.62%) Scala
11 6 (1.62%) T-SQL
12 5 (1.35%) C#
13 4 (1.08%) BeanShell
13 4 (1.08%) C
13 4 (1.08%) JavaScript
13 4 (1.08%) Rust
Qualifications
1 101 (27.22%) Security Cleared
2 89 (23.99%) SC Cleared
3 26 (7.01%) Azure Certification
4 21 (5.66%) AWS Certification
5 20 (5.39%) Degree
6 16 (4.31%) Cisco Certification
7 14 (3.77%) CCNP
7 14 (3.77%) Computer Science Degree
8 12 (3.23%) AWS Certified Solutions Architect
9 9 (2.43%) DV Cleared
10 6 (1.62%) BPSS Clearance
10 6 (1.62%) CCNA
10 6 (1.62%) Microsoft Certification
11 2 (0.54%) AWS Certified DevOps Engineer
11 2 (0.54%) CCIE
11 2 (0.54%) ITIL Foundation Certificate
11 2 (0.54%) PMI Certification
11 2 (0.54%) PMP
11 2 (0.54%) TOGAF Certification
11 2 (0.54%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 19 (5.12%) Data Quality
2 18 (4.85%) QA
3 9 (2.43%) GDPR
3 9 (2.43%) ISO/IEC 27001
4 8 (2.16%) NIST
5 7 (1.89%) Sarbanes-Oxley
6 6 (1.62%) SEPA
6 6 (1.62%) SLA
7 5 (1.35%) GRC
7 5 (1.35%) ISO 20022
8 3 (0.81%) NCSC
9 2 (0.54%) Government Security Classifications
9 2 (0.54%) HIPAA
9 2 (0.54%) PSD2
10 1 (0.27%) Accessibility
System Software
1 53 (14.29%) Active Directory
2 49 (13.21%) Docker
3 31 (8.36%) VMware Infrastructure
4 12 (3.23%) vSphere
5 8 (2.16%) VMware ESXi
6 7 (1.89%) Firmware
6 7 (1.89%) Hyper-V
6 7 (1.89%) Virtual Machines
7 4 (1.08%) HDFS
7 4 (1.08%) NFS
7 4 (1.08%) VMware NSX
8 2 (0.54%) Apache ZooKeeper
8 2 (0.54%) Ceph
8 2 (0.54%) KVM
8 2 (0.54%) Oracle RAC
8 2 (0.54%) RACF
8 2 (0.54%) UAG
8 2 (0.54%) Virtual Desktop
8 2 (0.54%) Virtual Servers
9 1 (0.27%) ACF2
Systems Management
1 73 (19.68%) Kubernetes
2 38 (10.24%) Ansible
3 36 (9.70%) Grafana
4 29 (7.82%) Prometheus
5 15 (4.04%) Microsoft Intune
6 9 (2.43%) Microsoft Clustering
6 9 (2.43%) SCCM
7 8 (2.16%) ITRS Geneos
7 8 (2.16%) Puppet
8 7 (1.89%) Kibana
9 6 (1.62%) Argo
9 6 (1.62%) SCOM
9 6 (1.62%) vCenter Server
10 5 (1.35%) Cisco CUCM
11 4 (1.08%) Data Guard
11 4 (1.08%) Failover Clustering
11 4 (1.08%) FortiGate
11 4 (1.08%) ZABBIX
12 3 (0.81%) Nagios
12 3 (0.81%) Oracle RMAN
Vendors
1 79 (21.29%) Microsoft
2 35 (9.43%) Oracle
2 35 (9.43%) VMware
3 25 (6.74%) Cisco
4 23 (6.20%) Splunk
5 20 (5.39%) IBM
6 19 (5.12%) Google
6 19 (5.12%) ServiceNow
7 14 (3.77%) Bloomberg
8 13 (3.50%) SAP
9 9 (2.43%) Databricks
10 8 (2.16%) Dynatrace
10 8 (2.16%) Ericsson
10 8 (2.16%) Nokia
11 7 (1.89%) Apple
11 7 (1.89%) BMC
11 7 (1.89%) Fortinet
11 7 (1.89%) Remedy
11 7 (1.89%) Reuters
11 7 (1.89%) Solace