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

6 months to
29 Sep 2026
Same period 2025 Same period 2024
Rank 171 155 199
Rank change year-on-year -16 +44 +12
Contract jobs citing High Availability 345 236 209
As % of all contract jobs in London 1.71% 1.78% 1.30%
As % of the Processes & Methodologies category 1.92% 1.92% 1.45%
Number of daily rates quoted 237 169 140
10th Percentile £315 £390 £284
25th Percentile £425 £456 £425
Median daily rate (50th Percentile) £510 £575 £550
Median % change year-on-year -11.30% +4.55% -8.33%
75th Percentile £620 £700 £650
90th Percentile £719 £796 £760
England median daily rate £500 £525 £525
% change year-on-year -4.76% - -4.55%
Number of hourly rates quoted 3 4 8
10th Percentile £63.90 £23.90 £22.64
25th Percentile £74.63 £25.25 -
Median hourly rate £95.00 £26.00 £23.80
Median % change year-on-year +265.38% +9.24% -71.26%
75th Percentile £97.50 £26.50 -
90th Percentile - £27.40 £46.66
England median hourly rate £41.11 £26.50 £27.50
% change year-on-year +55.13% -3.64% -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 17,952 12,291 14,390
As % of all contract IT jobs advertised in London 88.77% 92.58% 89.17%
Number of daily rates quoted 11,781 8,116 9,426
10th Percentile £358 £325 £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 £663 £669 £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 321 240 179
10th Percentile £16.25 £17.89 £17.25
25th Percentile £19.25 £25.01 £23.98
Median hourly rate £33.60 £30.25 £35.50
Median % change year-on-year +11.07% -14.79% -5.33%
75th Percentile £57.50 £47.13 £56.00
90th Percentile £81.25 £63.75 £75.25
England median hourly rate £41.00 £25.15 £43.00
% change year-on-year +63.02% -41.51% -3.37%

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 29 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 29 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 29 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 -10 48 £495 -24.43% 51
South London -5 10 £550 -25.42%
East London +1 2 £545 +85.53% 2
West London -26 1 £751 +0.13% 12
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 (4.35%) Confluence
2 13 (3.77%) Microsoft Exchange
3 9 (2.61%) Apache Airflow
4 7 (2.03%) SharePoint
5 5 (1.45%) Apache Spark
6 4 (1.16%) OpenStack
7 3 (0.87%) JBoss
8 1 (0.29%) Apache
8 1 (0.29%) CICS
8 1 (0.29%) CMS
8 1 (0.29%) HCL Domino
8 1 (0.29%) HCL Notes
8 1 (0.29%) MTS
8 1 (0.29%) Mule
8 1 (0.29%) nginx
8 1 (0.29%) Oracle SOA Suite
8 1 (0.29%) Oracle Workflow
8 1 (0.29%) SharePoint Server
8 1 (0.29%) WebLogic
8 1 (0.29%) WebSphere
Applications
1 5 (1.45%) Microsoft Office
2 2 (0.58%) Microsoft Excel
3 1 (0.29%) Chatbot
Business Applications
1 7 (2.03%) Remedy ITSM
2 5 (1.45%) Oracle EBS
3 4 (1.16%) Oracle Applications
3 4 (1.16%) SAP S/4HANA
4 2 (0.58%) Bloomberg TOMS
4 2 (0.58%) Eikon
4 2 (0.58%) Temenos T24
5 1 (0.29%) ION MarketView
5 1 (0.29%) Oracle BRM
5 1 (0.29%) Oracle EBS R12
5 1 (0.29%) Payment Gateway
5 1 (0.29%) SAP BRIM
5 1 (0.29%) SAP FI
5 1 (0.29%) SAP FI-CA
5 1 (0.29%) SAP FS
5 1 (0.29%) SAP IS-U
Cloud Services
1 111 (32.17%) AWS
2 103 (29.86%) Azure
3 43 (12.46%) GCP
4 33 (9.57%) Entra ID
4 33 (9.57%) GitHub
5 31 (8.99%) Azure DevOps
6 23 (6.67%) Amazon CloudWatch
6 23 (6.67%) Virtual Private Cloud
7 22 (6.38%) GitHub Actions
8 20 (5.80%) AWS CloudFormation
8 20 (5.80%) Microsoft 365
9 18 (5.22%) Serverless
10 16 (4.64%) Amazon EKS
11 15 (4.35%) Amazon S3
12 12 (3.48%) Amazon EC2
12 12 (3.48%) AWS KMS
13 11 (3.19%) OpenShift
14 10 (2.90%) Azure AKS
15 9 (2.61%) Azure Monitor
15 9 (2.61%) Google Kubernetes Engine
Communications & Networking
1 37 (10.72%) DNS
2 33 (9.57%) Firewall
3 23 (6.67%) DHCP
3 23 (6.67%) Network Security
4 19 (5.51%) VPN
5 16 (4.64%) TCP/IP
6 15 (4.35%) BGP
7 12 (3.48%) WAN
8 11 (3.19%) LAN
9 10 (2.90%) SAN
10 9 (2.61%) SSL
10 9 (2.61%) Wireless
11 8 (2.32%) 4G
11 8 (2.32%) Internet
11 8 (2.32%) Multicast
11 8 (2.32%) NAS
11 8 (2.32%) OSPF
12 7 (2.03%) Wi-Fi
13 6 (1.74%) Cisco ISE
13 6 (1.74%) LTE
Database & Business Intelligence
1 33 (9.57%) PostgreSQL
1 33 (9.57%) SQL Server
2 22 (6.38%) Amazon RDS
3 17 (4.93%) Amazon Aurora
4 15 (4.35%) MySQL
5 14 (4.06%) MongoDB
6 12 (3.48%) SQL Server Integration Services
7 10 (2.90%) Data Lake
7 10 (2.90%) Oracle Database
8 9 (2.61%) Redis
8 9 (2.61%) SQL Server Analysis Services
8 9 (2.61%) SQL Server Reporting Services
9 8 (2.32%) Power BI
10 7 (2.03%) Elasticsearch
10 7 (2.03%) Metadata
10 7 (2.03%) NoSQL
11 6 (1.74%) Big Data
12 5 (1.45%) Apache Hive
12 5 (1.45%) Data Warehouse
12 5 (1.45%) Delta Lake
Development Applications
1 38 (11.01%) Jenkins
2 26 (7.54%) Git
2 26 (7.54%) GitLab
3 17 (4.93%) JIRA
4 5 (1.45%) JUnit
5 4 (1.16%) Maven
6 3 (0.87%) SonarQube
7 2 (0.58%) Artifactory
7 2 (0.58%) Gradle
8 1 (0.29%) Claude Code
8 1 (0.29%) ER Studio
8 1 (0.29%) Flyway
8 1 (0.29%) IntelliJ
8 1 (0.29%) Liquibase
8 1 (0.29%) Mockito
8 1 (0.29%) SQL Server Management Studio (SSMS)
8 1 (0.29%) Subversion
8 1 (0.29%) Team Foundation Server
8 1 (0.29%) Toad
General
1 107 (31.01%) Social Skills
2 94 (27.25%) Finance
3 52 (15.07%) Banking
4 35 (10.14%) Analytical Skills
5 34 (9.86%) Public Sector
6 22 (6.38%) Front Office
7 14 (4.06%) Telecoms
8 12 (3.48%) Documentation Skills
9 11 (3.19%) Investment Banking
10 6 (1.74%) Billing
10 6 (1.74%) Financial Institution
11 5 (1.45%) Legal
12 4 (1.16%) Inclusion and Diversity
12 4 (1.16%) Law
12 4 (1.16%) Retail
13 3 (0.87%) Local Government
13 3 (0.87%) Manufacturing
14 2 (0.58%) Pharmaceutical
15 1 (0.29%) Advertising
15 1 (0.29%) Back Office
Job Titles
1 53 (15.36%) DevOps Engineer
2 52 (15.07%) Senior
3 43 (12.46%) Architect
4 37 (10.72%) DBA
5 28 (8.12%) Developer
6 19 (5.51%) AWS Engineer
6 19 (5.51%) Infrastructure Engineer
7 18 (5.22%) Administrator
7 18 (5.22%) Support Engineer
8 17 (4.93%) Azure Engineer
9 15 (4.35%) Lead
10 14 (4.06%) AWS DevOps
10 14 (4.06%) AWS DevOps Engineer
11 13 (3.77%) Applications Support
11 13 (3.77%) Platform Engineer
12 11 (3.19%) IT Support
12 11 (3.19%) Network Engineer
12 11 (3.19%) SQL DBA
13 10 (2.90%) IT Support Engineer
13 10 (2.90%) Senior DBA
Libraries, Frameworks & Software Standards
1 97 (28.12%) Terraform
2 28 (8.12%) Kafka
3 23 (6.67%) REST
4 15 (4.35%) Elastic Stack
4 15 (4.35%) Spring
5 13 (3.77%) Spring Boot
6 12 (3.48%) Middleware
6 12 (3.48%) SOAP
7 9 (2.61%) .NET
8 8 (2.32%) LDAP
8 8 (2.32%) OpenTelemetry
9 7 (2.03%) JDBC
10 6 (1.74%) JSON
10 6 (1.74%) OAuth
10 6 (1.74%) RESTful
10 6 (1.74%) XML
10 6 (1.74%) YAML
11 5 (1.45%) ARM Templates
11 5 (1.45%) OpenID
12 4 (1.16%) Keycloak
Miscellaneous
1 57 (16.52%) Cloud Native
2 34 (9.86%) Replication
3 25 (7.25%) Onboarding
4 24 (6.96%) Data Centre
5 23 (6.67%) Distributed Systems
6 22 (6.38%) Clustering
7 17 (4.93%) Hybrid Cloud
7 17 (4.93%) PKI
8 16 (4.64%) Enterprise Software
9 12 (3.48%) Video Conferencing
10 11 (3.19%) Legacy Systems
11 10 (2.90%) Product Ownership
12 9 (2.61%) Data Protection Act
12 9 (2.61%) Enterprise Storage
13 8 (2.32%) Fixed Income
13 8 (2.32%) Virtual Team
14 6 (1.74%) Analytical Mindset
14 6 (1.74%) Foreign Exchange (FX)
14 6 (1.74%) SWIFT Messaging Network
15 5 (1.45%) Linux Command Line
Operating Systems
1 62 (17.97%) Linux
2 60 (17.39%) Windows
3 19 (5.51%) Windows Server
4 14 (4.06%) Unix
5 7 (2.03%) Mac OS
5 7 (2.03%) Red Hat Enterprise Linux
6 5 (1.45%) Ubuntu
6 5 (1.45%) VMS
7 4 (1.16%) Amazon Linux
8 3 (0.87%) Data ONTAP
8 3 (0.87%) Windows 10
8 3 (0.87%) zOS
9 2 (0.58%) Windows Server 2016
9 2 (0.58%) Windows Server 2019
10 1 (0.29%) Android
10 1 (0.29%) Debian
10 1 (0.29%) MVS
Processes & Methodologies
1 143 (41.45%) CI/CD
2 117 (33.91%) DevOps
3 104 (30.14%) Infrastructure as Code
4 84 (24.35%) Disaster Recovery
5 68 (19.71%) Continuous Improvement
6 66 (19.13%) Migration
7 65 (18.84%) Stakeholder Management
8 55 (15.94%) Root Cause Analysis
9 54 (15.65%) Problem-Solving
10 53 (15.36%) Observability
11 50 (14.49%) Performance Tuning
12 49 (14.20%) Agile
12 49 (14.20%) Containerisation
13 48 (13.91%) Technical Leadership
14 39 (11.30%) Test Automation
15 38 (11.01%) Incident Management
16 36 (10.43%) Microservices
17 35 (10.14%) Infrastructure Engineering
17 35 (10.14%) Platform Engineering
18 34 (9.86%) Performance Optimisation
Programming Languages
1 75 (21.74%) Python
2 59 (17.10%) PowerShell
3 58 (16.81%) SQL
4 44 (12.75%) Java
5 28 (8.12%) Bash
6 17 (4.93%) Bicep
7 9 (2.61%) TypeScript
8 8 (2.32%) Go
8 8 (2.32%) Kotlin
9 7 (2.03%) Groovy
10 6 (1.74%) C#
10 6 (1.74%) C++
10 6 (1.74%) Perl
10 6 (1.74%) Shell Script
11 5 (1.45%) Scala
11 5 (1.45%) T-SQL
12 4 (1.16%) BeanShell
12 4 (1.16%) C
12 4 (1.16%) Rust
13 3 (0.87%) ABAP
Qualifications
1 97 (28.12%) Security Cleared
2 87 (25.22%) SC Cleared
3 25 (7.25%) Azure Certification
4 19 (5.51%) AWS Certification
5 18 (5.22%) Degree
6 15 (4.35%) Cisco Certification
7 13 (3.77%) CCNP
8 12 (3.48%) Computer Science Degree
9 11 (3.19%) AWS Certified Solutions Architect
10 8 (2.32%) DV Cleared
11 6 (1.74%) BPSS Clearance
11 6 (1.74%) CCNA
11 6 (1.74%) Microsoft Certification
12 2 (0.58%) AWS Certified DevOps Engineer
12 2 (0.58%) ITIL Foundation Certificate
12 2 (0.58%) PMI Certification
12 2 (0.58%) PMP
12 2 (0.58%) VMware Certified Professional (VCP)
13 1 (0.29%) CCIE
13 1 (0.29%) MCSE
Quality Assurance & Compliance
1 18 (5.22%) QA
2 17 (4.93%) Data Quality
3 10 (2.90%) GDPR
4 9 (2.61%) ISO/IEC 27001
5 8 (2.32%) NIST
6 7 (2.03%) Sarbanes-Oxley
7 6 (1.74%) GRC
7 6 (1.74%) SEPA
8 5 (1.45%) ISO 20022
9 4 (1.16%) SLA
10 3 (0.87%) NCSC
11 2 (0.58%) Government Security Classifications
11 2 (0.58%) HIPAA
11 2 (0.58%) PSD2
12 1 (0.29%) DICOM
12 1 (0.29%) HL7
System Software
1 54 (15.65%) Active Directory
2 45 (13.04%) Docker
3 31 (8.99%) VMware Infrastructure
4 12 (3.48%) vSphere
5 7 (2.03%) Firmware
5 7 (2.03%) Hyper-V
5 7 (2.03%) Virtual Machines
5 7 (2.03%) VMware ESXi
6 4 (1.16%) NFS
6 4 (1.16%) VMware NSX
7 3 (0.87%) HDFS
8 2 (0.58%) Apache ZooKeeper
8 2 (0.58%) KVM
8 2 (0.58%) Oracle RAC
8 2 (0.58%) RACF
8 2 (0.58%) UAG
8 2 (0.58%) Virtual Servers
9 1 (0.29%) ACF2
9 1 (0.29%) Samba
9 1 (0.29%) Virtual Desktop
Systems Management
1 71 (20.58%) Kubernetes
2 36 (10.43%) Grafana
3 33 (9.57%) Ansible
4 32 (9.28%) Prometheus
5 15 (4.35%) Microsoft Intune
6 9 (2.61%) Microsoft Clustering
7 8 (2.32%) ITRS Geneos
7 8 (2.32%) Puppet
7 8 (2.32%) SCCM
8 6 (1.74%) Argo
8 6 (1.74%) Kibana
8 6 (1.74%) SCOM
8 6 (1.74%) vCenter Server
9 5 (1.45%) Cisco CUCM
10 4 (1.16%) Failover Clustering
10 4 (1.16%) FortiGate
10 4 (1.16%) ZABBIX
11 3 (0.87%) Data Guard
11 3 (0.87%) Nagios
11 3 (0.87%) Single Sign-On
Vendors
1 68 (19.71%) Microsoft
2 35 (10.14%) VMware
3 27 (7.83%) Oracle
4 26 (7.54%) Cisco
5 22 (6.38%) ServiceNow
6 21 (6.09%) Splunk
7 16 (4.64%) IBM
8 11 (3.19%) Google
8 11 (3.19%) SAP
9 10 (2.90%) Databricks
10 8 (2.32%) Bloomberg
10 8 (2.32%) Ericsson
10 8 (2.32%) Nokia
11 7 (2.03%) Apple
11 7 (2.03%) BMC
11 7 (2.03%) Dynatrace
11 7 (2.03%) Remedy
11 7 (2.03%) Solace
12 6 (1.74%) Fortinet
12 6 (1.74%) Red Hat