Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies with a requirement for Checkstyle skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Checkstyle over the 6 months to 21 November 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
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 796 855 855
Rank change year-on-year +59 0 +10
Contract jobs citing Checkstyle 81 26 33
As % of all contract IT jobs advertised in the UK 0.079% 0.025% 0.029%
As % of the Development Applications category 0.42% 0.15% 0.20%
Number of daily rates quoted 67 19 20
UK median daily rate £550 £420 £400
Median daily rate % change year-on-year +30.95% +5.00% -3.03%
10th Percentile £481 £325 £361
90th Percentile £575 £488 £450
UK excluding London median daily rate £513 £420 £400
% change year-on-year +22.02% +5.00% -
Number of hourly rates quoted 0 0 1
UK median hourly rate - - £40.50
UK excluding London median hourly rate - - £40.50

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

All Development Application Skills
UK
Contract vacancies with a requirement for development application skills 19267 17294 16223
As % of all contract IT jobs advertised in the UK 18.68% 16.51% 14.28%
Number of daily rates quoted 13417 11639 10802
UK median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% -
10th Percentile £313 £300 £275
90th Percentile £600 £575 £563
UK excluding London median daily rate £413 £400 £375
% change year-on-year +3.13% +6.67% +7.14%
Number of hourly rates quoted 289 251 338
UK median hourly rate £42.50 £41.00 £40.00
Median hourly rate % change year-on-year +3.66% +2.50% +6.67%
10th Percentile £29.00 £24.00 £24.23
90th Percentile £60.20 £53.75 £50.00
UK excluding London median hourly rate £42.50 £41.00 £40.00
% change year-on-year +3.66% +2.50% +6.67%

Checkstyle
Job Vacancy Trend

Job postings citing Checkstyle as a percentage of all IT jobs advertised.

Job vacancy trend for Checkstyle in the UK

Checkstyle
Contractor Daily Rate Trend

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

Contractor daily rate trend for Checkstyle in the UK

Checkstyle
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Checkstyle over the 6 months to 21 November 2017.

Contractor daily rate histogram for Checkstyle in the UK

Checkstyle
Top 5 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Checkstyle within the UK over the 6 months to 21 November 2017. 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
England +72 81 £550 +34.15% 2
London +52 75 £550 +25.71% 2
UK excluding London +2 6 £513 +22.02%
South East -12 4 £513 +22.02%
East of England - 2 £650 -

For the 6 months to 21 November 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 with a requirement for Checkstyle.

1 79 (97.53%) Java
1 79 (97.53%) Agile Software Development
1 79 (97.53%) Maven
2 73 (90.12%) JUnit
3 69 (85.19%) Microservices
4 67 (82.72%) Hibernate
5 65 (80.25%) JMS
6 64 (79.01%) Git (software)
7 62 (76.54%) Confluence
7 62 (76.54%) JIRA
8 61 (75.31%) Drools
9 57 (70.37%) Unix
10 56 (69.14%) RDBMS
10 56 (69.14%) Test Automation
10 56 (69.14%) Relational Database
11 55 (67.90%) SonarQube
11 55 (67.90%) RESTful
11 55 (67.90%) Mockito
12 54 (66.67%) REST
13 52 (64.20%) JAX-RS
13 52 (64.20%) JPQL
13 52 (64.20%) Lambda Expressions
13 52 (64.20%) Linux Command Line
13 52 (64.20%) Dependency Injection
13 52 (64.20%) Domain-Driven Design
13 52 (64.20%) OOA/OOD
13 52 (64.20%) OO
14 51 (62.96%) VMS
14 51 (62.96%) Java EE
14 51 (62.96%) WireMock

Checkstyle
Co-occurring IT Skills 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 62 (76.54%) Confluence
2 51 (62.96%) WildFly
3 10 (12.35%) JBoss
3 10 (12.35%) Oracle SOA Suite
4 3 (3.70%) Adobe Experience Manager
4 3 (3.70%) Apache Solr
4 3 (3.70%) Elasticsearch
4 3 (3.70%) Tomcat
5 1 (1.23%) Cloud Foundry
5 1 (1.23%) OpenStack
Applications
1 2 (2.47%) HipChat
Cloud Services
1 13 (16.05%) OpenShift
2 5 (6.17%) Amazon AWS
3 4 (4.94%) Microsoft Azure
4 3 (3.70%) Amazon CloudWatch
4 3 (3.70%) Amazon EC2
4 3 (3.70%) Amazon ElastiCache
4 3 (3.70%) Amazon S3
4 3 (3.70%) Amazon SQS
4 3 (3.70%) AWS Lambda
4 3 (3.70%) CloudFront
4 3 (3.70%) Serverless
5 1 (1.23%) AWS CloudFormation
5 1 (1.23%) GitHub
5 1 (1.23%) Google Cloud Platform
Communications & Networking
1 13 (16.05%) FTP
Database & Business Intelligence
1 56 (69.14%) RDBMS
1 56 (69.14%) Relational Database
2 4 (4.94%) DB2
2 4 (4.94%) Oracle Database
3 3 (3.70%) Amazon DynamoDB
3 3 (3.70%) MySQL
3 3 (3.70%) PostgreSQL
4 1 (1.23%) NoSQL
Development Applications
1 79 (97.53%) Maven
2 73 (90.12%) JUnit
3 64 (79.01%) Git (software)
4 62 (76.54%) JIRA
5 55 (67.90%) Mockito
5 55 (67.90%) SonarQube
6 51 (62.96%) Liquibase
6 51 (62.96%) Vagrant
7 20 (24.69%) Jenkins
8 16 (19.75%) Eclipse
8 16 (19.75%) IntelliJ
8 16 (19.75%) SoapUI
9 13 (16.05%) Ant
9 13 (16.05%) Subversion
9 13 (16.05%) XMLUnit
10 8 (9.88%) Sonatype Nexus
11 7 (8.64%) Bitbucket
11 7 (8.64%) Gradle
12 6 (7.41%) Cucumber
13 5 (6.17%) FindBugs
General
1 14 (17.28%) Banking
2 8 (9.88%) Finance
3 3 (3.70%) Retail
4 1 (1.23%) Investment Banking
Job Titles
1 67 (82.72%) Developer
2 66 (81.48%) Java Developer
3 23 (28.40%) SC Cleared Java Developer
4 8 (9.88%) Lead Developer
4 8 (9.88%) Lead Java Developer
5 4 (4.94%) Java Team Leader
5 4 (4.94%) Senior Test Engineer
5 4 (4.94%) Team Leader
5 4 (4.94%) Test Engineer
6 3 (3.70%) Agile Coach
6 3 (3.70%) EAI Developer
6 3 (3.70%) Integration Developer
6 3 (3.70%) Java Engineer
6 3 (3.70%) Senior Developer
6 3 (3.70%) Senior Java Engineer
6 3 (3.70%) SOA Developer
7 2 (2.47%) Architect
7 2 (2.47%) Azure Developer
7 2 (2.47%) DevOps Architect
7 2 (2.47%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 67 (82.72%) Hibernate
2 65 (80.25%) JMS
3 61 (75.31%) Drools
4 55 (67.90%) RESTful
5 54 (66.67%) REST
6 52 (64.20%) JAX-RS
6 52 (64.20%) Lambda Expressions
7 51 (62.96%) Java EE
7 51 (62.96%) WireMock
8 16 (19.75%) Web Services
9 13 (16.05%) Apache Camel
9 13 (16.05%) JavaBeans
9 13 (16.05%) JDBC
9 13 (16.05%) XSD
9 13 (16.05%) XSL
10 8 (9.88%) Spring
11 3 (3.70%) JSF
11 3 (3.70%) React
11 3 (3.70%) Spring MVC
11 3 (3.70%) Struts
Miscellaneous
1 52 (64.20%) Linux Command Line
2 12 (14.81%) Enterprise Software
3 6 (7.41%) Analytical Skills
4 3 (3.70%) Equities
4 3 (3.70%) Fixed Income
5 1 (1.23%) SWIFT
Operating Systems
1 57 (70.37%) Unix
2 51 (62.96%) VMS
3 6 (7.41%) Linux
4 2 (2.47%) Solaris
Processes & Methodologies
1 79 (97.53%) Agile Software Development
2 69 (85.19%) Microservices
3 56 (69.14%) Test Automation
4 52 (64.20%) Dependency Injection
4 52 (64.20%) Domain-Driven Design
4 52 (64.20%) OO
4 52 (64.20%) OOA/OOD
5 51 (62.96%) CQRS
6 16 (19.75%) SOA
7 14 (17.28%) Unit Testing
8 13 (16.05%) Code Coverage
8 13 (16.05%) Scrum
8 13 (16.05%) Sequence Diagram
8 13 (16.05%) TDD
8 13 (16.05%) UML
8 13 (16.05%) Use Case
8 13 (16.05%) Waterfall
9 12 (14.81%) Fund Management
10 11 (13.58%) BDD
11 10 (12.35%) User Acceptance Testing
Programming Languages
1 79 (97.53%) Java
2 52 (64.20%) JPQL
3 16 (19.75%) SQL
4 13 (16.05%) XPath
5 11 (13.58%) PL/SQL
6 10 (12.35%) T-SQL
7 3 (3.70%) JavaScript
8 2 (2.47%) C#
8 2 (2.47%) Python
9 1 (1.23%) Groovy
9 1 (1.23%) Scala
9 1 (1.23%) Shell Script
Qualifications
1 36 (44.44%) Security Cleared
2 24 (29.63%) SC Cleared
3 6 (7.41%) BPSS Clearance
Quality Assurance & Compliance
1 9 (11.11%) QA
2 1 (1.23%) GCP
System Software
1 3 (3.70%) Docker
2 2 (2.47%) Varnish
Systems Management
1 4 (4.94%) Terraform
2 2 (2.47%) Consul
2 2 (2.47%) Kubernetes
2 2 (2.47%) Prometheus
3 1 (1.23%) Docker Swarm
3 1 (1.23%) HP Quality Center
3 1 (1.23%) Mesos
3 1 (1.23%) Opscode Chef
3 1 (1.23%) Puppet
3 1 (1.23%) Rancher
3 1 (1.23%) yum
Vendors
1 14 (17.28%) Oracle
2 10 (12.35%) Solace
2 10 (12.35%) Sybase
3 5 (6.17%) Sonatype
4 4 (4.94%) Atlassian
5 3 (3.70%) Adobe
5 3 (3.70%) Red Hat
6 1 (1.23%) HP
6 1 (1.23%) IBM