Period
to 16 December 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for High Availability skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited High Availability over the 6 months to 16 December 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

High Availability
Central London > City of London
6 months to
16 Dec 2018
Same period 2017 Same period 2016
Rank 188 173 74
Rank change year-on-year -15 -99 +94
Contract jobs citing High Availability 69 79 219
As % of all contract IT jobs advertised in the City of London 0.98% 1.11% 3.35%
As % of the Processes & Methodologies category 1.12% 1.23% 3.78%
Number of daily rates quoted 59 56 202
City of London median daily rate £513 £525 £550
Median daily rate % change year-on-year -2.38% -4.55% +12.82%
10th Percentile £363 £381 £413
90th Percentile £615 £628 £611
Central London median daily rate £550 £525 £525
% change year-on-year +4.76% - +10.53%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

High Availability is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6,165 6,401 5,795
As % of all contract IT jobs advertised in the City of London 87.37% 89.57% 88.70%
Number of daily rates quoted 4,856 5,104 4,581
City of London median daily rate £513 £510 £475
Median daily rate % change year-on-year +0.49% +7.37% -
10th Percentile £325 £325 £318
90th Percentile £675 £688 £675
Central London median daily rate £505 £500 £475
% change year-on-year +1.00% +5.26% +2.70%
Number of hourly rates quoted 84 61 53
City of London median hourly rate £18.85 £18.70 £20.00
Median hourly rate % change year-on-year +0.80% -6.50% -2.44%
10th Percentile £13.31 £13.30 £13.75
90th Percentile £34.40 £31.00 £55.00
Central London median hourly rate £19.00 £20.00 £19.00
% change year-on-year -5.00% +5.26% -5.00%

High Availability
Job Vacancy Trend in the City of London

Job postings citing High Availability as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for High Availability in the City of London

High Availability
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing High Availability in the City of London.

Contractor daily rate trend for High Availability in the City of London

High Availability
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing High Availability in the City of London over the 6 months to 16 December 2018.

Contractor daily rate histogram for High Availability in the City of London

High Availability
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing High Availability in the City of London.

Contractor hourly rate trend for High Availability in the City of London

High Availability
Contract Job Locations in the City of 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 City of London region over the 6 months to 16 December 2018. 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
Job
Vacancies
Moorgate -16 3 £400 -
London Bridge - 1 £620 -
High Availability
Central London

For the 6 months to 16 December 2018, IT contractor jobs citing High Availability also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for High Availability.

1 35 (50.72%) Agile Software Development
2 24 (34.78%) DevOps
3 20 (28.99%) Linux
4 16 (23.19%) Microsoft
4 16 (23.19%) Finance
4 16 (23.19%) Docker
5 15 (21.74%) Jenkins
5 15 (21.74%) Microservices
5 15 (21.74%) Test Automation
6 14 (20.29%) Active Directory
6 14 (20.29%) Java
6 14 (20.29%) SQL
7 13 (18.84%) Python
7 13 (18.84%) Bash Shell
8 12 (17.39%) Microsoft Azure
8 12 (17.39%) MongoDB
8 12 (17.39%) Windows
8 12 (17.39%) Disaster Recovery
9 11 (15.94%) Firewall
9 11 (15.94%) Scrum
9 11 (15.94%) TDD
9 11 (15.94%) PowerShell
9 11 (15.94%) Kubernetes
10 10 (14.49%) Amazon AWS
11 9 (13.04%) Open Source
11 9 (13.04%) JIRA
11 9 (13.04%) Unix
11 9 (13.04%) Cisco
11 9 (13.04%) Windows Server
12 8 (11.59%) Relational Database

High Availability
Co-occurring IT Skills in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 4 (5.80%) Confluence
2 3 (4.35%) Elasticsearch
2 3 (4.35%) IIS
2 3 (4.35%) MS Exchange
3 2 (2.90%) Apache Solr
3 2 (2.90%) Blackberry Enterprise Server
3 2 (2.90%) Exchange Server 2010
3 2 (2.90%) GlassFish
3 2 (2.90%) Jetty
3 2 (2.90%) SharePoint
3 2 (2.90%) Skype for Business
4 1 (1.45%) Apache
4 1 (1.45%) Apache Spark
4 1 (1.45%) Cloud Foundry
4 1 (1.45%) NServiceBus
Applications
1 2 (2.90%) Microsoft Excel
2 1 (1.45%) Microsoft Office
Cloud Services
1 12 (17.39%) Microsoft Azure
2 10 (14.49%) Amazon AWS
3 8 (11.59%) PaaS
4 7 (10.14%) Azure Active Directory
4 7 (10.14%) GitHub
4 7 (10.14%) IaaS
5 6 (8.70%) Office 365
6 4 (5.80%) Akamai
6 4 (5.80%) AWS Elastic Beanstalk
7 3 (4.35%) Amazon CloudWatch
8 2 (2.90%) Mimecast
8 2 (2.90%) Virtual Private Cloud
9 1 (1.45%) Amazon EC2
9 1 (1.45%) Amazon ElastiCache
9 1 (1.45%) Apigee
9 1 (1.45%) AWS CloudFormation
9 1 (1.45%) Datadog
9 1 (1.45%) OpenShift
9 1 (1.45%) SaaS
Communications & Networking
1 11 (15.94%) Firewall
2 8 (11.59%) Internet
3 6 (8.70%) EIGRP
4 5 (7.25%) BGP
4 5 (7.25%) Cisco ASA
4 5 (7.25%) IPv4
4 5 (7.25%) Multicast
4 5 (7.25%) VLAN
5 4 (5.80%) DNS
5 4 (5.80%) NX-OS
5 4 (5.80%) OSPF
5 4 (5.80%) SAN
5 4 (5.80%) WAN
6 3 (4.35%) DMZ
6 3 (4.35%) HTTP
6 3 (4.35%) LAN
7 2 (2.90%) NAS
7 2 (2.90%) Network Security
7 2 (2.90%) Skype
7 2 (2.90%) Unified Communications
Database & Business Intelligence
1 12 (17.39%) MongoDB
2 8 (11.59%) Azure SQL Database
2 8 (11.59%) Relational Database
2 8 (11.59%) SQL Server
3 6 (8.70%) Redis
4 4 (5.80%) NoSQL
4 4 (5.80%) SQL Server Integration Services
5 3 (4.35%) RDBMS
5 3 (4.35%) SQL Server Reporting Services
6 2 (2.90%) Apache Cassandra
6 2 (2.90%) Data Warehouse
6 2 (2.90%) SQL Server Analysis Services
7 1 (1.45%) Couchbase
7 1 (1.45%) Hadoop
7 1 (1.45%) Microsoft Analysis Services
7 1 (1.45%) MS Access
7 1 (1.45%) MySQL
7 1 (1.45%) PostgreSQL
7 1 (1.45%) SQL Server 2008
7 1 (1.45%) SQL Server 2012
Development Applications
1 15 (21.74%) Jenkins
2 9 (13.04%) JIRA
3 6 (8.70%) Git (software)
3 6 (8.70%) TeamCity
4 3 (4.35%) JMeter
4 3 (4.35%) Selenium
4 3 (4.35%) WebDriver
5 2 (2.90%) Bitbucket
5 2 (2.90%) Gatling
5 2 (2.90%) git-flow
5 2 (2.90%) Hudson
5 2 (2.90%) LoadRunner
5 2 (2.90%) Maven
5 2 (2.90%) NeoLoad
5 2 (2.90%) Octopus Deploy
5 2 (2.90%) SonarQube
5 2 (2.90%) Visual Studio Team System
6 1 (1.45%) Cucumber
6 1 (1.45%) Mockito
6 1 (1.45%) Team Foundation Server
General
1 16 (23.19%) Finance
2 6 (8.70%) Banking
3 2 (2.90%) Legal
3 2 (2.90%) Publishing
4 1 (1.45%) French Language
4 1 (1.45%) Law
4 1 (1.45%) Retail
Job Titles
1 16 (23.19%) Developer
1 16 (23.19%) DevOps Engineer
2 9 (13.04%) Java Developer
3 7 (10.14%) Azure DevOps
4 6 (8.70%) Network Engineer
5 5 (7.25%) Senior Network Engineer
6 4 (5.80%) JavaScript Developer
7 3 (4.35%) Administrator
7 3 (4.35%) Analyst
7 3 (4.35%) CISSP Engineer
7 3 (4.35%) DBA
7 3 (4.35%) Infrastructure Engineer
7 3 (4.35%) Lead Developer
7 3 (4.35%) Software Engineer
7 3 (4.35%) Wintel Engineer
8 2 (2.90%) .NET Developer
8 2 (2.90%) Architect
8 2 (2.90%) Azure DevOps Engineer
8 2 (2.90%) Azure Engineer
8 2 (2.90%) React Developer
Libraries, Frameworks & Software Standards
1 8 (11.59%) REST
2 7 (10.14%) Node.js
3 6 (8.70%) JSON
3 6 (8.70%) Kafka
3 6 (8.70%) RESTful
4 5 (7.25%) Spring
5 4 (5.80%) .NET
5 4 (5.80%) Hibernate
5 4 (5.80%) JPA
5 4 (5.80%) React
6 3 (4.35%) ASP.NET
6 3 (4.35%) Elastic Stack
6 3 (4.35%) React Native
6 3 (4.35%) Web Services
7 2 (2.90%) Ajax
7 2 (2.90%) CSS
7 2 (2.90%) J2EE
7 2 (2.90%) Java EE
7 2 (2.90%) JMS
7 2 (2.90%) Middleware
Miscellaneous
1 7 (10.14%) Data Centre
2 6 (8.70%) Device Driver
3 5 (7.25%) Analytical Skills
3 5 (7.25%) Mobile App
4 4 (5.80%) Management Information System
4 4 (5.80%) Self-Motivation
5 3 (4.35%) Clustering
5 3 (4.35%) Enterprise Software
5 3 (4.35%) Replication
5 3 (4.35%) User Experience
6 2 (2.90%) Data Structures
6 2 (2.90%) Fintech
6 2 (2.90%) Greenfield Project
6 2 (2.90%) Linux Command Line
6 2 (2.90%) RIA
7 1 (1.45%) Blackberry
7 1 (1.45%) Fat Client
7 1 (1.45%) Robotics
7 1 (1.45%) Thin Client
7 1 (1.45%) Wiki
Operating Systems
1 20 (28.99%) Linux
2 12 (17.39%) Windows
3 9 (13.04%) Unix
3 9 (13.04%) Windows Server
4 6 (8.70%) CentOS
4 6 (8.70%) Ubuntu
5 2 (2.90%) Apple iOS
6 1 (1.45%) Oracle Linux
6 1 (1.45%) Red Hat Enterprise Linux
6 1 (1.45%) Solaris
6 1 (1.45%) Windows 10
6 1 (1.45%) Windows Server 2003
6 1 (1.45%) Windows Server 2008
6 1 (1.45%) Windows Server 2012
Processes & Methodologies
1 35 (50.72%) Agile Software Development
2 24 (34.78%) DevOps
3 15 (21.74%) Microservices
3 15 (21.74%) Test Automation
4 12 (17.39%) Disaster Recovery
5 11 (15.94%) Scrum
5 11 (15.94%) TDD
6 9 (13.04%) Open Source
7 8 (11.59%) Low Latency
7 8 (11.59%) Migration
8 7 (10.14%) Analytics
8 7 (10.14%) Continuous Delivery
8 7 (10.14%) Continuous Integration
8 7 (10.14%) Deployment Automation
8 7 (10.14%) ITIL
8 7 (10.14%) Performance Tuning
8 7 (10.14%) Site Reliability Engineering
8 7 (10.14%) Software Engineering
9 6 (8.70%) Immutable Infrastructure
9 6 (8.70%) Runbook
Programming Languages
1 14 (20.29%) Java
1 14 (20.29%) SQL
2 13 (18.84%) Bash Shell
2 13 (18.84%) Python
3 11 (15.94%) PowerShell
4 6 (8.70%) Go
5 5 (7.25%) JavaScript
6 4 (5.80%) Perl
6 4 (5.80%) Scala
7 3 (4.35%) Groovy
7 3 (4.35%) Ruby
8 2 (2.90%) C#
8 2 (2.90%) ES6
8 2 (2.90%) T-SQL
9 1 (1.45%) Java 8
9 1 (1.45%) PHP
9 1 (1.45%) Shell Script
Qualifications
1 7 (10.14%) Cisco Certification
2 5 (7.25%) CCNP
3 3 (4.35%) CISSP
4 2 (2.90%) AWS Certification
4 2 (2.90%) CCIE
4 2 (2.90%) CCSP
4 2 (2.90%) ITIL Certification
5 1 (1.45%) CCIE Service Provider
5 1 (1.45%) CCMSE
5 1 (1.45%) CCNA
5 1 (1.45%) CCSE
5 1 (1.45%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 7 (10.14%) QA
2 2 (2.90%) ISAE 3402
3 1 (1.45%) Cyber Essentials
3 1 (1.45%) Cyber Essentials PLUS
3 1 (1.45%) Data Quality
3 1 (1.45%) ISO 22301
3 1 (1.45%) ISO/IEC 27001
System Software
1 16 (23.19%) Docker
2 14 (20.29%) Active Directory
3 4 (5.80%) Varnish
3 4 (5.80%) VMware Infrastructure
4 2 (2.90%) VMware ESXi
5 1 (1.45%) HDFS
5 1 (1.45%) VMware Server
5 1 (1.45%) vSphere
Systems Management
1 11 (15.94%) Kubernetes
2 8 (11.59%) Grafana
2 8 (11.59%) Prometheus
3 7 (10.14%) Nagios
4 6 (8.70%) Icinga
5 3 (4.35%) Ansible
5 3 (4.35%) Microsoft Clustering
5 3 (4.35%) Terraform
6 2 (2.90%) Kibana
6 2 (2.90%) logstash
6 2 (2.90%) Symantec Enterprise Vault
7 1 (1.45%) Cacti
7 1 (1.45%) Failover Clustering
7 1 (1.45%) Graphite
7 1 (1.45%) Opscode Chef
7 1 (1.45%) Puppet
7 1 (1.45%) SCCM
7 1 (1.45%) StatsD
Vendors
1 16 (23.19%) Microsoft
2 9 (13.04%) Cisco
3 7 (10.14%) Google
3 7 (10.14%) Oracle
3 7 (10.14%) Red Hat
4 6 (8.70%) New Relic
4 6 (8.70%) VMware
5 4 (5.80%) CheckPoint
5 4 (5.80%) Citrix
5 4 (5.80%) Palo Alto
5 4 (5.80%) Splunk
6 3 (4.35%) AppDynamics
7 2 (2.90%) MobileIron
7 2 (2.90%) SOASTA, Inc
7 2 (2.90%) SolarWinds
7 2 (2.90%) Symantec
8 1 (1.45%) F5
8 1 (1.45%) IDERA
8 1 (1.45%) Juniper
8 1 (1.45%) Sybase