The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Checkstyle skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Checkstyle over the 3 months to 25 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.

Checkstyle
UK / England
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 564 608 600
Rank change year-on-year +44 -8  
Contract jobs citing Checkstyle 16 19 9
As % of all contract IT jobs advertised in England 0.038% 0.039% 0.018%
As % of the Development Applications category 0.21% 0.25% 0.13%
Number of daily rates quoted 14 19 6
Median daily rate £519 £400 £406
Median daily rate % change year-on-year +29.68% -1.53%  
90% offered a daily rate of more than £403 £344 £388
10% offered a daily rate of more than £670 £453 £475
UK excluding London median daily rate £494 £410 £406
% change year-on-year +20.42% +0.92%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Checkstyle is in the development application skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for development application skills.

Contract Development Application Skills
England
Contract job vacancies with a requirement for development application skills 7512 7628 6843
As % of all contract IT job vacancies advertised in England 17.68% 15.66% 13.42%
Number of daily rates quoted 5145 5322 4558
Median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25%  
90% offered a daily rate of more than £325 £313 £293
10% offered a daily rate of more than £575 £550 £550
UK excluding London median daily rate £413 £400 £363
% change year-on-year +3.12% +10.34%  
Number of hourly rates quoted 135 121 104
Median hourly rate £42.50 £42.45 £37.04
Median hourly rate % change year-on-year +0.11% +14.60%  
90% offered a hourly rate of more than £32.50 £27.50 £22.18
10% offered a hourly rate of more than £61.69 £50.00 £45.00
UK excluding London median hourly rate £43.25 £42.00 £37.00
% change year-on-year +2.97% +13.51%  

Checkstyle
Job Vacancy Trend in England

The job posting trend of jobs advertised in England citing Checkstyle as a proportion of all contract or permanent IT jobs with a match in the Development Applications category.

Job vacancy trend for Checkstyle in England

Checkstyle
Contractor Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Checkstyle in England.

Contractor daily rate trend for Checkstyle in England

Checkstyle
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Checkstyle in England over the 3 months to 25 June 2017.

Contractor daily rate histogram for Checkstyle in England

Checkstyle
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Checkstyle within the England region over the 3 months to 25 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South East +38 8 £513 +28.12%
London +8 6 £600 +50.00% 1
East of England - 2 £400 -
Checkstyle
UK

For the 6 months to 25 June 2017, IT contractor jobs citing Checkstyle 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 England region with a requirement for Checkstyle.

1 22 (78.57%) Maven
2 20 (71.43%) JIRA
2 20 (71.43%) Confluence
2 20 (71.43%) Java
3 19 (67.86%) JUnit
3 19 (67.86%) Agile Software Development
4 17 (60.71%) Spring
4 17 (60.71%) Bitbucket
5 16 (57.14%) Unit Testing
6 15 (53.57%) Scrum
7 13 (46.43%) Subversion
7 13 (46.43%) PostgreSQL
7 13 (46.43%) Git (software)
7 13 (46.43%) FindBugs
7 13 (46.43%) DevOps
8 12 (42.86%) Gradle
8 12 (42.86%) BDD
9 11 (39.29%) Jenkins
9 11 (39.29%) Mercurial
9 11 (39.29%) Continuous Integration
9 11 (39.29%) MySQL
10 10 (35.71%) TDD
10 10 (35.71%) Amazon AWS
11 9 (32.14%) Sonatype
11 9 (32.14%) Sonatype Nexus
12 8 (28.57%) Microservices
12 8 (28.57%) HipChat
12 8 (28.57%) QA
12 8 (28.57%) REST
12 8 (28.57%) Mockito

Checkstyle
Co-occurring IT Skills in England 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 20 (71.43%) Confluence
2 8 (28.57%) JBoss
3 6 (21.43%) Elasticsearch
3 6 (21.43%) Tomcat
4 5 (17.86%) Adobe Experience Manager
5 4 (14.29%) Apache Solr
5 4 (14.29%) Oracle HTTP Server
5 4 (14.29%) Oracle SOA Suite
6 2 (7.14%) Apache
6 2 (7.14%) nginx
6 2 (7.14%) WebSphere
7 1 (3.57%) Cloud Foundry
Applications
1 8 (28.57%) HipChat
Cloud Services
1 10 (35.71%) Amazon AWS
2 4 (14.29%) Amazon CloudWatch
2 4 (14.29%) Amazon EC2
2 4 (14.29%) Amazon ElastiCache
2 4 (14.29%) Amazon S3
2 4 (14.29%) Amazon SQS
2 4 (14.29%) AWS Lambda
2 4 (14.29%) CloudFront
3 3 (10.71%) Microsoft Azure
4 1 (3.57%) AWS CloudFormation
4 1 (3.57%) OpenShift
Communications & Networking
1 4 (14.29%) HTTP
2 1 (3.57%) FTP
Database & Business Intelligence
1 13 (46.43%) PostgreSQL
2 11 (39.29%) MySQL
3 4 (14.29%) Amazon DynamoDB
4 2 (7.14%) DB2
4 2 (7.14%) MongoDB
5 1 (3.57%) Relational Database
Development Applications
1 22 (78.57%) Maven
2 20 (71.43%) JIRA
3 19 (67.86%) JUnit
4 17 (60.71%) Bitbucket
5 13 (46.43%) FindBugs
5 13 (46.43%) Git (software)
5 13 (46.43%) Subversion
6 12 (42.86%) Gradle
7 11 (39.29%) Jenkins
7 11 (39.29%) Mercurial
8 9 (32.14%) Sonatype Nexus
9 8 (28.57%) Mockito
10 7 (25.00%) Atlassian Bamboo
10 7 (25.00%) SonarQube
11 6 (21.43%) Cobertura
11 6 (21.43%) Eclipse
11 6 (21.43%) IntelliJ
11 6 (21.43%) TestNG
12 4 (14.29%) Artifactory
13 3 (10.71%) Cucumber
General
1 4 (14.29%) Finance
2 2 (7.14%) Banking
3 1 (3.57%) Retail
Job Titles
1 19 (67.86%) Developer
2 17 (60.71%) Java Developer
3 5 (17.86%) DevOps Engineer
4 4 (14.29%) Lead DevOps
4 4 (14.29%) Lead DevOps Engineer
4 4 (14.29%) Middleware Developer
5 3 (10.71%) Consultant
5 3 (10.71%) Integration Developer
5 3 (10.71%) Java Middleware Developer
6 2 (7.14%) Architect
6 2 (7.14%) DevOps Architect
6 2 (7.14%) DevOps Consultant
7 1 (3.57%) Agile Java Developer
7 1 (3.57%) Java Consultant
7 1 (3.57%) Java Software Developer
7 1 (3.57%) Linux Engineer
7 1 (3.57%) Software Developer
7 1 (3.57%) Software Tester
7 1 (3.57%) Tester
7 1 (3.57%) Unix Engineer
Libraries, Frameworks & Software Standards
1 17 (60.71%) Spring
2 8 (28.57%) REST
3 7 (25.00%) AngularJS
3 7 (25.00%) Web Services
4 6 (21.43%) Apache Camel
4 6 (21.43%) RabbitMQ
4 6 (21.43%) Spring Boot
4 6 (21.43%) Spring Cloud
4 6 (21.43%) Spring Integration
4 6 (21.43%) Spring Security
4 6 (21.43%) Zuul
5 5 (17.86%) ActiveMQ
5 5 (17.86%) JSF
5 5 (17.86%) Middleware
5 5 (17.86%) React
5 5 (17.86%) Spring MVC
5 5 (17.86%) Struts
6 4 (14.29%) XSD
7 3 (10.71%) SOAP
7 3 (10.71%) XML
Miscellaneous
1 3 (10.71%) Fintech
2 2 (7.14%) Greenfield Project
3 1 (3.57%) Analytical Skills
3 1 (3.57%) Enterprise Software
3 1 (3.57%) Equities
3 1 (3.57%) Fixed Income
Operating Systems
1 8 (28.57%) Linux
1 8 (28.57%) Unix
2 1 (3.57%) Solaris
Processes & Methodologies
1 19 (67.86%) Agile Software Development
2 16 (57.14%) Unit Testing
3 15 (53.57%) Scrum
4 13 (46.43%) DevOps
5 12 (42.86%) BDD
6 11 (39.29%) Continuous Integration
7 10 (35.71%) TDD
8 8 (28.57%) Microservices
8 8 (28.57%) SOA
9 7 (25.00%) Configuration Management
9 7 (25.00%) Kanban
10 6 (21.43%) Web Development
11 5 (17.86%) Content Management
11 5 (17.86%) MVC
11 5 (17.86%) Test Automation
11 5 (17.86%) User Stories
12 4 (14.29%) Pair Programming
13 3 (10.71%) OOD
13 3 (10.71%) UML
14 2 (7.14%) SDLC
Programming Languages
1 20 (71.43%) Java
2 7 (25.00%) JavaScript
3 1 (3.57%) PL/SQL
3 1 (3.57%) Python
3 1 (3.57%) SQL
3 1 (3.57%) T-SQL
3 1 (3.57%) XPath
Qualifications
1 1 (3.57%) SC Cleared
1 1 (3.57%) Security Cleared
Quality Assurance & Compliance
1 8 (28.57%) QA
System Software
1 7 (25.00%) Docker
2 6 (21.43%) Varnish
Systems Management
1 6 (21.43%) Consul
1 6 (21.43%) Prometheus
1 6 (21.43%) Terraform
2 5 (17.86%) yum
3 4 (14.29%) Puppet
4 3 (10.71%) Rundeck
5 1 (3.57%) Ansible
5 1 (3.57%) Opscode Chef
Vendors
1 9 (32.14%) Sonatype
2 8 (28.57%) Oracle
3 6 (21.43%) Atlassian
4 5 (17.86%) Adobe
5 1 (3.57%) Red Hat
5 1 (3.57%) Solace
5 1 (3.57%) Sybase