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

6 months to
20 Sep 2026
Same period 2025 Same period 2024
Rank 170 153 210
Rank change year-on-year -17 +57 +8
Contract jobs citing High Availability 356 254 197
As % of all contract jobs in London 1.76% 1.89% 1.21%
As % of the Processes & Methodologies category 1.98% 2.04% 1.36%
Number of daily rates quoted 245 180 133
10th Percentile £330 £413 £262
25th Percentile £425 £463 £417
Median daily rate (50th Percentile) £500 £600 £550
Median % change year-on-year -16.67% +9.09% -8.33%
75th Percentile £613 £700 £638
90th Percentile £700 £775 £725
England median daily rate £500 £550 £525
% change year-on-year -9.09% +4.76% -4.55%
Number of hourly rates quoted 3 6 7
10th Percentile £63.90 £24.50 £22.26
25th Percentile £74.63 £26.00 -
Median hourly rate £95.00 £26.23 £23.80
Median % change year-on-year +262.25% +10.19% -71.26%
75th Percentile £97.50 £26.45 -
90th Percentile - £27.23 £54.28
England median hourly rate £55.50 £26.45 £42.90
% change year-on-year +109.83% -38.34% -31.90%

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 17,985 12,452 14,534
As % of all contract IT jobs advertised in London 88.85% 92.52% 89.17%
Number of daily rates quoted 11,784 8,227 9,667
10th Percentile £360 £331 £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 £675 £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 306 252 178
10th Percentile £16.50 £17.01 £17.25
25th Percentile £19.50 £24.94 £23.80
Median hourly rate £35.00 £31.50 £35.00
Median % change year-on-year +11.13% -10.01% -7.28%
75th Percentile £57.38 £49.56 £55.00
90th Percentile £81.25 £63.75 £71.88
England median hourly rate £42.41 £25.15 £43.00
% change year-on-year +68.61% -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 20 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 20 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 20 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 -13 48 £475 -26.92% 53
South London -6 11 £550 -25.42%
East London +1 3 £500 +70.21% 4
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 18 (5.06%) Confluence
2 14 (3.93%) Microsoft Exchange
3 9 (2.53%) SharePoint
4 8 (2.25%) Apache Airflow
5 4 (1.12%) Apache Spark
5 4 (1.12%) OpenStack
6 3 (0.84%) JBoss
7 1 (0.28%) Apache
7 1 (0.28%) CICS
7 1 (0.28%) CMS
7 1 (0.28%) HCL Domino
7 1 (0.28%) HCL Notes
7 1 (0.28%) MTS
7 1 (0.28%) Mule
7 1 (0.28%) nginx
7 1 (0.28%) Oracle SOA Suite
7 1 (0.28%) Oracle Workflow
7 1 (0.28%) SharePoint Server
7 1 (0.28%) WebLogic
7 1 (0.28%) WebSphere
Applications
1 5 (1.40%) Microsoft Office
2 2 (0.56%) Microsoft Excel
3 1 (0.28%) Chatbot
Business Applications
1 8 (2.25%) Remedy ITSM
2 5 (1.40%) Oracle EBS
3 4 (1.12%) Oracle Applications
4 3 (0.84%) Distributed Ledger
5 2 (0.56%) Bloomberg TOMS
5 2 (0.56%) Eikon
5 2 (0.56%) SAP S/4HANA
5 2 (0.56%) Temenos T24
6 1 (0.28%) ION MarketView
6 1 (0.28%) Oracle BRM
6 1 (0.28%) Oracle EBS R12
6 1 (0.28%) Payment Gateway
6 1 (0.28%) SAP BRIM
6 1 (0.28%) SAP FI
6 1 (0.28%) SAP FI-CA
6 1 (0.28%) SAP FS
6 1 (0.28%) SAP IS-U
Cloud Services
1 113 (31.74%) AWS
2 110 (30.90%) Azure
3 44 (12.36%) GCP
4 38 (10.67%) Entra ID
5 32 (8.99%) GitHub
6 31 (8.71%) Azure DevOps
7 23 (6.46%) Amazon CloudWatch
7 23 (6.46%) Virtual Private Cloud
8 21 (5.90%) AWS CloudFormation
8 21 (5.90%) GitHub Actions
8 21 (5.90%) Microsoft 365
9 19 (5.34%) Serverless
10 16 (4.49%) Amazon EKS
11 15 (4.21%) Amazon S3
11 15 (4.21%) Azure AKS
12 13 (3.65%) Azure Monitor
13 12 (3.37%) Amazon EC2
13 12 (3.37%) AWS KMS
14 11 (3.09%) OpenShift
15 9 (2.53%) Power Platform
Communications & Networking
1 41 (11.52%) Firewall
2 40 (11.24%) DNS
3 27 (7.58%) Network Security
4 24 (6.74%) VPN
5 23 (6.46%) DHCP
6 18 (5.06%) TCP/IP
7 15 (4.21%) BGP
8 14 (3.93%) WAN
9 12 (3.37%) SSL
10 11 (3.09%) LAN
11 10 (2.81%) SAN
12 9 (2.53%) VLAN
12 9 (2.53%) Wireless
13 8 (2.25%) 4G
13 8 (2.25%) Internet
13 8 (2.25%) Multicast
13 8 (2.25%) NAS
13 8 (2.25%) OSPF
14 6 (1.69%) 5G
14 6 (1.69%) Cisco ISE
Database & Business Intelligence
1 35 (9.83%) SQL Server
2 33 (9.27%) PostgreSQL
3 21 (5.90%) Amazon RDS
4 17 (4.78%) Amazon Aurora
5 15 (4.21%) MySQL
6 14 (3.93%) MongoDB
7 12 (3.37%) SQL Server Integration Services
8 10 (2.81%) Metadata
8 10 (2.81%) Oracle Database
9 9 (2.53%) Data Lake
9 9 (2.53%) Redis
9 9 (2.53%) SQL Server Analysis Services
9 9 (2.53%) SQL Server Reporting Services
10 8 (2.25%) Power BI
11 6 (1.69%) NoSQL
11 6 (1.69%) Relational Database
12 5 (1.40%) Big Data
12 5 (1.40%) Data Warehouse
12 5 (1.40%) Delta Lake
12 5 (1.40%) Elasticsearch
Development Applications
1 36 (10.11%) Jenkins
2 26 (7.30%) Git
3 23 (6.46%) GitLab
4 20 (5.62%) JIRA
5 5 (1.40%) JUnit
6 4 (1.12%) Maven
7 3 (0.84%) SonarQube
8 2 (0.56%) Artifactory
8 2 (0.56%) Gradle
9 1 (0.28%) Claude Code
9 1 (0.28%) ER Studio
9 1 (0.28%) Flyway
9 1 (0.28%) IntelliJ
9 1 (0.28%) Liquibase
9 1 (0.28%) Mockito
9 1 (0.28%) SQL Server Management Studio (SSMS)
9 1 (0.28%) Subversion
9 1 (0.28%) Team Foundation Server
9 1 (0.28%) Toad
General
1 109 (30.62%) Social Skills
2 98 (27.53%) Finance
3 53 (14.89%) Banking
4 36 (10.11%) Analytical Skills
5 34 (9.55%) Public Sector
6 22 (6.18%) Front Office
7 15 (4.21%) Telecoms
8 12 (3.37%) Documentation Skills
8 12 (3.37%) Investment Banking
9 6 (1.69%) Billing
10 5 (1.40%) Financial Institution
10 5 (1.40%) Legal
10 5 (1.40%) Retail
11 4 (1.12%) Inclusion and Diversity
11 4 (1.12%) Law
12 3 (0.84%) Local Government
12 3 (0.84%) Publishing
13 2 (0.56%) Corporate Banking
13 2 (0.56%) Games
13 2 (0.56%) Manufacturing
Job Titles
1 54 (15.17%) DevOps Engineer
1 54 (15.17%) Senior
2 41 (11.52%) Architect
3 38 (10.67%) DBA
4 30 (8.43%) Developer
5 21 (5.90%) Azure Engineer
6 19 (5.34%) Administrator
6 19 (5.34%) AWS Engineer
6 19 (5.34%) Infrastructure Engineer
7 18 (5.06%) Support Engineer
8 15 (4.21%) Lead
9 14 (3.93%) AWS DevOps
9 14 (3.93%) AWS DevOps Engineer
10 13 (3.65%) Platform Engineer
11 12 (3.37%) Applications Support
12 11 (3.09%) Consultant
12 11 (3.09%) IT Support
12 11 (3.09%) Network Engineer
12 11 (3.09%) SQL DBA
13 10 (2.81%) Senior DBA
Libraries, Frameworks & Software Standards
1 101 (28.37%) Terraform
2 25 (7.02%) Kafka
3 23 (6.46%) REST
4 17 (4.78%) Spring
5 15 (4.21%) Spring Boot
6 14 (3.93%) Elastic Stack
7 11 (3.09%) LDAP
7 11 (3.09%) Middleware
8 10 (2.81%) SOAP
9 9 (2.53%) .NET
9 9 (2.53%) OAuth
10 8 (2.25%) OpenID
11 7 (1.97%) ARM Templates
11 7 (1.97%) OAuth2
11 7 (1.97%) OpenTelemetry
12 6 (1.69%) JDBC
12 6 (1.69%) RESTful
12 6 (1.69%) SAML
12 6 (1.69%) YAML
13 5 (1.40%) XML
Miscellaneous
1 56 (15.73%) Cloud Native
2 39 (10.96%) Replication
3 29 (8.15%) Clustering
4 28 (7.87%) Onboarding
5 25 (7.02%) Data Centre
6 22 (6.18%) Distributed Systems
7 17 (4.78%) PKI
8 16 (4.49%) Hybrid Cloud
9 15 (4.21%) Enterprise Software
10 12 (3.37%) Video Conferencing
11 10 (2.81%) Data Protection Act
11 10 (2.81%) Legacy Systems
11 10 (2.81%) Product Ownership
12 8 (2.25%) Enterprise Storage
12 8 (2.25%) Fixed Income
12 8 (2.25%) Linux Command Line
12 8 (2.25%) Virtual Team
13 6 (1.69%) Analytical Mindset
13 6 (1.69%) Foreign Exchange (FX)
13 6 (1.69%) SWIFT Messaging Network
Operating Systems
1 65 (18.26%) Linux
2 64 (17.98%) Windows
3 19 (5.34%) Windows Server
4 15 (4.21%) Unix
5 11 (3.09%) Red Hat Enterprise Linux
6 9 (2.53%) VMS
7 7 (1.97%) Mac OS
8 5 (1.40%) Ubuntu
9 4 (1.12%) Amazon Linux
9 4 (1.12%) SUSE
10 3 (0.84%) Data ONTAP
10 3 (0.84%) Windows 10
10 3 (0.84%) zOS
11 2 (0.56%) Windows Server 2016
11 2 (0.56%) Windows Server 2019
12 1 (0.28%) Android
12 1 (0.28%) Debian
12 1 (0.28%) MVS
Processes & Methodologies
1 143 (40.17%) CI/CD
2 121 (33.99%) DevOps
3 105 (29.49%) Infrastructure as Code
4 85 (23.88%) Disaster Recovery
5 73 (20.51%) Migration
6 65 (18.26%) Continuous Improvement
6 65 (18.26%) Stakeholder Management
7 59 (16.57%) Root Cause Analysis
8 57 (16.01%) Observability
8 57 (16.01%) Problem-Solving
9 53 (14.89%) Containerisation
10 52 (14.61%) Performance Tuning
11 49 (13.76%) Agile
12 46 (12.92%) Technical Leadership
13 42 (11.80%) Test Automation
14 38 (10.67%) Incident Management
15 36 (10.11%) Microservices
16 35 (9.83%) Infrastructure Engineering
17 34 (9.55%) Platform Engineering
18 32 (8.99%) Change Management
Programming Languages
1 77 (21.63%) Python
2 64 (17.98%) PowerShell
3 57 (16.01%) SQL
4 50 (14.04%) Java
5 26 (7.30%) Bash
6 17 (4.78%) Bicep
7 9 (2.53%) Go
7 9 (2.53%) TypeScript
8 8 (2.25%) Kotlin
9 7 (1.97%) Groovy
10 6 (1.69%) C#
10 6 (1.69%) C++
10 6 (1.69%) Perl
10 6 (1.69%) Shell Script
11 5 (1.40%) Scala
11 5 (1.40%) T-SQL
12 4 (1.12%) BeanShell
12 4 (1.12%) C
12 4 (1.12%) Rust
13 2 (0.56%) ABAP
Qualifications
1 102 (28.65%) Security Cleared
2 89 (25.00%) SC Cleared
3 29 (8.15%) Azure Certification
4 19 (5.34%) AWS Certification
5 18 (5.06%) Degree
6 15 (4.21%) Cisco Certification
7 13 (3.65%) CCNP
8 12 (3.37%) Computer Science Degree
9 11 (3.09%) AWS Certified Solutions Architect
10 8 (2.25%) DV Cleared
11 6 (1.69%) BPSS Clearance
11 6 (1.69%) CCNA
11 6 (1.69%) Microsoft Certification
12 3 (0.84%) CompTIA Security+
13 2 (0.56%) CISM
13 2 (0.56%) CISSP
13 2 (0.56%) ITIL Foundation Certificate
13 2 (0.56%) PMI Certification
13 2 (0.56%) PMP
13 2 (0.56%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 18 (5.06%) QA
2 16 (4.49%) Data Quality
3 14 (3.93%) GDPR
4 9 (2.53%) ISO/IEC 27001
4 9 (2.53%) NIST
5 7 (1.97%) Sarbanes-Oxley
6 6 (1.69%) GRC
6 6 (1.69%) SEPA
7 5 (1.40%) ISO 20022
8 4 (1.12%) SLA
9 3 (0.84%) NCSC
10 2 (0.56%) Government Security Classifications
10 2 (0.56%) HIPAA
10 2 (0.56%) PSD2
11 1 (0.28%) DICOM
11 1 (0.28%) HL7
System Software
1 58 (16.29%) Active Directory
2 44 (12.36%) Docker
3 34 (9.55%) VMware Infrastructure
4 16 (4.49%) vSphere
5 12 (3.37%) Virtual Machines
6 11 (3.09%) Hyper-V
6 11 (3.09%) VMware ESXi
7 10 (2.81%) Firmware
8 4 (1.12%) NFS
8 4 (1.12%) VMware NSX
9 2 (0.56%) Apache ZooKeeper
9 2 (0.56%) HDFS
9 2 (0.56%) KVM
9 2 (0.56%) Oracle RAC
9 2 (0.56%) RACF
9 2 (0.56%) UAG
9 2 (0.56%) Virtual Servers
10 1 (0.28%) ACF2
10 1 (0.28%) Ceph
10 1 (0.28%) Samba
Systems Management
1 72 (20.22%) Kubernetes
2 37 (10.39%) Grafana
3 33 (9.27%) Ansible
3 33 (9.27%) Prometheus
4 15 (4.21%) Microsoft Intune
5 12 (3.37%) Microsoft Clustering
6 10 (2.81%) vCenter Server
7 8 (2.25%) Failover Clustering
7 8 (2.25%) ITRS Geneos
7 8 (2.25%) SCCM
8 7 (1.97%) Puppet
9 6 (1.69%) SCOM
9 6 (1.69%) Single Sign-On
10 5 (1.40%) Argo
10 5 (1.40%) Cisco CUCM
10 5 (1.40%) Kibana
11 4 (1.12%) Active Directory Federation Services
11 4 (1.12%) FortiGate
11 4 (1.12%) PingFederate
11 4 (1.12%) VxRail
Vendors
1 70 (19.66%) Microsoft
2 39 (10.96%) VMware
3 30 (8.43%) Oracle
4 26 (7.30%) Cisco
5 24 (6.74%) ServiceNow
6 21 (5.90%) Splunk
7 14 (3.93%) IBM
8 10 (2.81%) Databricks
8 10 (2.81%) Google
9 9 (2.53%) SAP
10 8 (2.25%) Bloomberg
10 8 (2.25%) Ericsson
10 8 (2.25%) Nokia
10 8 (2.25%) Remedy
11 7 (1.97%) Apple
11 7 (1.97%) BMC
11 7 (1.97%) Dell
11 7 (1.97%) Solace
12 6 (1.69%) Dynatrace
12 6 (1.69%) F5