The following table provides summary statistics for contract job vacancies advertised in Westminster with a requirement for Continuous Integration skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Continuous Integration over the 3 months to 23 March 2017 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.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Continuous Integration
London / Westminster
Rank 7 11 4
Rank change year-on-year +4 -7  
Contract jobs citing Continuous Integration 3 6 2
As % of all contract IT jobs advertised in Westminster 6.98% 8.96% 22.22%
As % of the Processes & Methodologies category 8.11% 10.71% 28.57%
Number of daily rates quoted 3 5 2
Median daily rate £650 £425 £548
Median daily rate % change year-on-year +52.94% -22.37%  
90% offered a daily rate of more than £566 £353 £490
10% offered a daily rate of more than £680 £461 £606
UK excluding London median daily rate £425 £425 £375
% change year-on-year - +13.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £45.00 £42.25 £37.50
% change year-on-year +6.50% +12.66%  

Continuous Integration is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Westminster with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Westminster
Contract job vacancies with a requirement for process and methodology skills 37 56 7
As % of all contract IT job vacancies advertised in Westminster 86.05% 83.58% 77.78%
Number of daily rates quoted 28 44 4
Median daily rate £475 £425 £538
Median daily rate % change year-on-year +11.76% -20.93%  
90% offered a daily rate of more than £300 £338 £475
10% offered a daily rate of more than £610 £500 £620
UK excluding London median daily rate £410 £400 £399
% change year-on-year +2.50% +0.29%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.00 £39.00 £30.00
% change year-on-year -7.69% +30.00%  

Continuous Integration
Job Vacancy Trend in Westminster

The job posting trend of jobs advertised in Westminster citing Continuous Integration as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Continuous Integration in Westminster

Continuous Integration
Contractor Daily Rate Trend in Westminster

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Continuous Integration in Westminster.

Contractor daily rate trend for Continuous Integration in Westminster

Continuous Integration
Contractor Daily Rate Histogram in Westminster

The daily rate distribution of IT jobs citing Continuous Integration in Westminster over the 3 months to 23 March 2017.

Contractor daily rate histogram for Continuous Integration in Westminster

Continuous Integration
Top 30 Related IT Skills in Westminster

For the 6 months to 23 March 2017, IT contractor jobs citing Continuous Integration also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Westminster region with a requirement for Continuous Integration.

1 8 (100.00%) Linux
1 8 (100.00%) Agile Software Development
1 8 (100.00%) DevOps
2 7 (87.50%) Puppet
3 6 (75.00%) Scala
3 6 (75.00%) Amazon AWS
3 6 (75.00%) Go
3 6 (75.00%) Opscode Chef
3 6 (75.00%) Ansible
3 6 (75.00%) Java
4 4 (50.00%) Ruby
4 4 (50.00%) Docker
4 4 (50.00%) Jenkins
4 4 (50.00%) MongoDB
4 4 (50.00%) Kubernetes
5 3 (37.50%) RabbitMQ
5 3 (37.50%) Node.js
5 3 (37.50%) Redis
5 3 (37.50%) MariaDB
5 3 (37.50%) VMware
5 3 (37.50%) Nagios
6 2 (25.00%) JBoss
6 2 (25.00%) Maven
6 2 (25.00%) Ubuntu
6 2 (25.00%) Artifactory
6 2 (25.00%) ZABBIX
6 2 (25.00%) Hadoop
6 2 (25.00%) Sonatype Nexus
7 1 (12.50%) Continuous Delivery
7 1 (12.50%) Continuous Deployment

Continuous Integration
Top Related IT Skills in Westminster 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 2 (25.00%) JBoss
Cloud Services
1 6 (75.00%) Amazon AWS
Database & Business Intelligence
1 4 (50.00%) MongoDB
2 3 (37.50%) MariaDB
2 3 (37.50%) Redis
3 2 (25.00%) Hadoop
4 1 (12.50%) NoSQL
Development Applications
1 4 (50.00%) Jenkins
2 2 (25.00%) Artifactory
2 2 (25.00%) Maven
2 2 (25.00%) Sonatype Nexus
Job Titles
1 8 (100.00%) DevOps Engineer
2 7 (87.50%) Senior DevOps
2 7 (87.50%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 3 (37.50%) Node.js
1 3 (37.50%) RabbitMQ
2 1 (12.50%) J2EE
Operating Systems
1 8 (100.00%) Linux
2 2 (25.00%) Ubuntu
Processes & Methodologies
1 8 (100.00%) Agile Software Development
1 8 (100.00%) DevOps
2 1 (12.50%) Configuration Management
2 1 (12.50%) Continuous Delivery
2 1 (12.50%) Continuous Deployment
2 1 (12.50%) Kanban
2 1 (12.50%) Migration
2 1 (12.50%) Scrum
2 1 (12.50%) TDD
Programming Languages
1 6 (75.00%) Go
1 6 (75.00%) Java
1 6 (75.00%) Scala
2 4 (50.00%) Ruby
Qualifications
1 1 (12.50%) Security Cleared
System Software
1 4 (50.00%) Docker
Systems Management
1 7 (87.50%) Puppet
2 6 (75.00%) Ansible
2 6 (75.00%) Opscode Chef
3 4 (50.00%) Kubernetes
4 3 (37.50%) Nagios
5 2 (25.00%) ZABBIX
Vendors
1 3 (37.50%) VMware
2 1 (12.50%) Splunk