Period
to 13 December 2018

The following table provides summary statistics for contract job vacancies advertised in Croydon 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 13 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.

Checkstyle
South London > Croydon
6 months to
13 Dec 2018
Same period 2017 Same period 2016
Rank 68 70 -
Rank change year-on-year +2 - -
Contract jobs citing Checkstyle 50 31 0
As % of all contract IT jobs advertised in Croydon 4.20% 3.25% -
As % of the Development Applications category 9.45% 9.34% -
Number of daily rates quoted 49 28 0
Croydon median daily rate £550 £550 -
South London median daily rate £550 £550 -
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate - - -

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 advertised in Croydon with a requirement for development application skills.

All Development Application Skills
Croydon
Contract vacancies with a requirement for development application skills 529 332 203
As % of all contract IT jobs advertised in Croydon 44.42% 34.76% 38.09%
Number of daily rates quoted 411 223 93
Croydon median daily rate £525 £500 £438
Median daily rate % change year-on-year +5.00% +14.29% -2.78%
10th Percentile £425 £363 £313
90th Percentile £575 £638 £569
South London median daily rate £525 £500 £438
% change year-on-year +5.00% +14.29% +10.06%
Number of hourly rates quoted 2 0 0
Croydon median hourly rate £35.00 - -
South London median hourly rate £36.25 £41.42 £49.19
% change year-on-year -12.47% -15.81% +35.70%

Checkstyle
Job Vacancy Trend in Croydon

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

Job vacancy trend for Checkstyle in Croydon

Checkstyle
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for Checkstyle in Croydon

For the 6 months to 13 December 2018, IT contractor jobs citing Checkstyle 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 Croydon region with a requirement for Checkstyle.

1 50 (100.00%) Java
1 50 (100.00%) JUnit
1 50 (100.00%) Unix
1 50 (100.00%) OOA/OOD
1 50 (100.00%) OO
1 50 (100.00%) JMS
1 50 (100.00%) RDBMS
1 50 (100.00%) Git (software)
1 50 (100.00%) Test Automation
1 50 (100.00%) Domain-Driven Design
1 50 (100.00%) RESTful
1 50 (100.00%) Dependency Injection
1 50 (100.00%) Agile Software Development
1 50 (100.00%) Maven
1 50 (100.00%) Mockito
1 50 (100.00%) Relational Database
1 50 (100.00%) Microservices
1 50 (100.00%) JAX-RS
1 50 (100.00%) JPQL
1 50 (100.00%) SonarQube
1 50 (100.00%) Lambda Expressions
1 50 (100.00%) Linux Command Line
1 50 (100.00%) Java 8
2 49 (98.00%) WireMock
2 49 (98.00%) Vagrant
2 49 (98.00%) WildFly
2 49 (98.00%) Liquibase
2 49 (98.00%) REST
2 49 (98.00%) CQRS
2 49 (98.00%) Confluence

Checkstyle
Co-occurring IT Skills in Croydon 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 49 (98.00%) Confluence
1 49 (98.00%) WildFly
Database & Business Intelligence
1 50 (100.00%) RDBMS
1 50 (100.00%) Relational Database
Development Applications
1 50 (100.00%) Git (software)
1 50 (100.00%) JUnit
1 50 (100.00%) Maven
1 50 (100.00%) Mockito
1 50 (100.00%) SonarQube
2 49 (98.00%) JIRA
2 49 (98.00%) Liquibase
2 49 (98.00%) Vagrant
Job Titles
1 49 (98.00%) Developer
1 49 (98.00%) Java Developer
2 48 (96.00%) SC Cleared Java Developer
3 1 (2.00%) Lead Developer
3 1 (2.00%) Lead Java Developer
Libraries, Frameworks & Software Standards
1 50 (100.00%) JAX-RS
1 50 (100.00%) JMS
1 50 (100.00%) Lambda Expressions
1 50 (100.00%) RESTful
2 49 (98.00%) Drools
2 49 (98.00%) Hibernate
2 49 (98.00%) Java EE
2 49 (98.00%) REST
2 49 (98.00%) WireMock
Miscellaneous
1 50 (100.00%) Linux Command Line
Operating Systems
1 50 (100.00%) Unix
2 49 (98.00%) VMS
Processes & Methodologies
1 50 (100.00%) Agile Software Development
1 50 (100.00%) Dependency Injection
1 50 (100.00%) Domain-Driven Design
1 50 (100.00%) Microservices
1 50 (100.00%) OO
1 50 (100.00%) OOA/OOD
1 50 (100.00%) Test Automation
2 49 (98.00%) CQRS
Programming Languages
1 50 (100.00%) Java
1 50 (100.00%) Java 8
1 50 (100.00%) JPQL
Qualifications
1 49 (98.00%) SC Cleared
1 49 (98.00%) Security Cleared
2 1 (2.00%) BPSS Clearance
2 1 (2.00%) DBS Check