The following table provides summary statistics for contract job vacancies advertised in Chester 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 28 June 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.

Continuous Integration
Cheshire / Chester
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 20 18 22
Rank change year-on-year -2 +4  
Contract jobs citing Continuous Integration 8 24 13
As % of all contract IT jobs advertised in Chester 5.84% 10.71% 6.22%
As % of the Processes & Methodologies category 6.78% 13.56% 7.03%
Number of daily rates quoted 8 22 4
Median daily rate £463 £413 £375
Median daily rate % change year-on-year +12.12% +10.00%  
90% offered a daily rate of more than £425 £314 £350
10% offered a daily rate of more than £483 £471 £418
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 £47.50 £36.75 £35.00
% change year-on-year +29.25% +5.00%  

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 Chester with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Chester
Contract job vacancies with a requirement for process and methodology skills 118 177 185
As % of all contract IT job vacancies advertised in Chester 86.13% 79.02% 88.52%
Number of daily rates quoted 333 725 382
Median daily rate £363 £413 £400
Median daily rate % change year-on-year -12.12% +3.12%  
90% offered a daily rate of more than £284 £294 £307
10% offered a daily rate of more than £494 £500 £500
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 17 6 23
Median hourly rate £13.00 £21.00 £35.00
Median hourly rate % change year-on-year -38.09% -40.00%  
90% offered a hourly rate of more than £10.61 £20.78 £32.50
10% offered a hourly rate of more than £17.50 £21.00 £40.00
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

Continuous Integration
Job Vacancy Trend in Chester

Job postings citing Continuous Integration as a percentage of all IT jobs advertised in Chester.

Job vacancy trend for Continuous Integration in Chester

Continuous Integration
Contractor Daily Rate Trend in Chester

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

Contractor daily rate trend for Continuous Integration in Chester

For the 6 months to 28 June 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 Chester region with a requirement for Continuous Integration.

1 16 (94.12%) Java
2 14 (82.35%) Agile Software Development
3 12 (70.59%) Spring
4 11 (64.71%) Web Services
5 10 (58.82%) JavaScript
6 7 (41.18%) RESTful
7 4 (23.53%) Jenkins
7 4 (23.53%) J2EE
7 4 (23.53%) XML
8 3 (17.65%) SQL
8 3 (17.65%) Node.js
8 3 (17.65%) JSON
8 3 (17.65%) Subversion
8 3 (17.65%) MongoDB
8 3 (17.65%) Apache Camel
8 3 (17.65%) DevOps
9 2 (11.76%) Oracle Database
9 2 (11.76%) NoSQL
9 2 (11.76%) JIRA
9 2 (11.76%) Selenium
9 2 (11.76%) WebSphere
9 2 (11.76%) TDD
9 2 (11.76%) Pair Programming
9 2 (11.76%) Software Engineering
9 2 (11.76%) AOP
9 2 (11.76%) POJO
9 2 (11.76%) JAX-WS
9 2 (11.76%) C#
9 2 (11.76%) PL/SQL
9 2 (11.76%) Oracle

Continuous Integration
Co-occurring IT Skills in Chester 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 (11.76%) WebSphere
1 2 (11.76%) WebSphere Application Server
2 1 (5.88%) Apache Spark
Cloud Services
1 1 (5.88%) Amazon AWS
1 1 (5.88%) AWS CloudFormation
1 1 (5.88%) Cloud Computing
1 1 (5.88%) GitHub
Database & Business Intelligence
1 3 (17.65%) MongoDB
2 2 (11.76%) NoSQL
2 2 (11.76%) Oracle Database
3 1 (5.88%) Big Data
3 1 (5.88%) MySQL
3 1 (5.88%) SQL Server
Development Applications
1 4 (23.53%) Jenkins
2 3 (17.65%) Subversion
3 2 (11.76%) JIRA
3 2 (11.76%) JUnit
3 2 (11.76%) Selenium
4 1 (5.88%) Talend Open Studio
General
1 2 (11.76%) Finance
2 1 (5.88%) Banking
2 1 (5.88%) Investment Banking
2 1 (5.88%) Retail
Job Titles
1 14 (82.35%) Developer
2 13 (76.47%) Java Developer
3 8 (47.06%) Agile Developer
3 8 (47.06%) Agile Java Developer
4 3 (17.65%) JavaScript Developer
5 1 (5.88%) Angular Developer
5 1 (5.88%) Database Developer
5 1 (5.88%) Developer/Software Engineer
5 1 (5.88%) DevOps Engineer
5 1 (5.88%) ETL Developer
5 1 (5.88%) J2EE Developer
5 1 (5.88%) Java Engineer
5 1 (5.88%) Java Middleware Developer
5 1 (5.88%) Java Software Developer
5 1 (5.88%) Java Software Engineer
5 1 (5.88%) Java/J2EE Developer
5 1 (5.88%) Middleware Developer
5 1 (5.88%) Oracle Database Developer
5 1 (5.88%) Oracle Developer
5 1 (5.88%) Software Developer
Libraries, Frameworks & Software Standards
1 12 (70.59%) Spring
2 11 (64.71%) Web Services
3 7 (41.18%) RESTful
4 4 (23.53%) J2EE
4 4 (23.53%) XML
5 3 (17.65%) Apache Camel
5 3 (17.65%) JSON
5 3 (17.65%) Node.js
6 2 (11.76%) JAXB
6 2 (11.76%) JAX-WS
6 2 (11.76%) JDBC
6 2 (11.76%) POJO
6 2 (11.76%) SOAP
6 2 (11.76%) WSDL
6 2 (11.76%) XSLT
7 1 (5.88%) AngularJS
7 1 (5.88%) Hibernate
7 1 (5.88%) JiBX
7 1 (5.88%) Middleware
7 1 (5.88%) Spring Boot
Operating Systems
1 1 (5.88%) Linux
Processes & Methodologies
1 14 (82.35%) Agile Software Development
2 3 (17.65%) DevOps
3 2 (11.76%) AOP
3 2 (11.76%) Extreme Programming
3 2 (11.76%) OO
3 2 (11.76%) Pair Programming
3 2 (11.76%) Scrum
3 2 (11.76%) Software Engineering
3 2 (11.76%) TDD
4 1 (5.88%) Dimensional Modelling
4 1 (5.88%) E-Commerce
4 1 (5.88%) ETL
4 1 (5.88%) Integration Testing
4 1 (5.88%) Kanban
4 1 (5.88%) Kimball Methodology
4 1 (5.88%) Performance Tuning
4 1 (5.88%) System Integration Testing
4 1 (5.88%) User Acceptance Testing
4 1 (5.88%) Waterfall
Programming Languages
1 16 (94.12%) Java
2 10 (58.82%) JavaScript
3 3 (17.65%) SQL
4 2 (11.76%) C#
4 2 (11.76%) PL/SQL
5 1 (5.88%) Bash Shell
5 1 (5.88%) Python
5 1 (5.88%) Ruby
5 1 (5.88%) XPath
System Software
1 1 (5.88%) Docker
Systems Management
1 1 (5.88%) Opscode Chef
1 1 (5.88%) Puppet
1 1 (5.88%) Terraform
Vendors
1 2 (11.76%) IBM
1 2 (11.76%) Oracle
2 1 (5.88%) Ab Initio
2 1 (5.88%) Talend
2 1 (5.88%) Vertica