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

Java
South Wales / Cardiff
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 21 8 10
Rank change year-on-year -13 +2  
Contract jobs citing Java 18 35 37
As % of all contract IT jobs advertised in Cardiff 5.61% 12.07% 11.25%
As % of the Programming Languages category 16.36% 22.58% 23.27%
Number of daily rates quoted 14 28 32
Median daily rate £334 £383 £350
Median daily rate % change year-on-year -12.74% +9.28%  
90% offered a daily rate of more than £214 £335 £202
10% offered a daily rate of more than £435 £490 £400
UK excluding London median daily rate £425 £420 £400
% change year-on-year +1.19% +5.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £45.00 £35.75 £40.00
% change year-on-year +25.87% -10.62%  

Java is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for programming language skills.

Contract Programming Language Skills
Cardiff
Contract job vacancies with a requirement for programming language skills 110 155 159
As % of all contract IT job vacancies advertised in Cardiff 34.27% 53.45% 48.33%
Number of daily rates quoted 86 112 123
Median daily rate £363 £375 £350
Median daily rate % change year-on-year -3.33% +7.14%  
90% offered a daily rate of more than £315 £215 £200
10% offered a daily rate of more than £450 £475 £425
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 5 2 4
Median hourly rate £35.00 £16.56 £16.38
Median hourly rate % change year-on-year +111.32% +1.14%  
90% offered a hourly rate of more than £14.30 £14.11 £15.08
10% offered a hourly rate of more than £36.50 £19.01 £17.50
UK excluding London median hourly rate £42.50 £37.50 £36.50
% change year-on-year +13.33% +2.73%  

Java
Job Vacancy Trend in Cardiff

The job posting trend of jobs advertised in Cardiff citing Java as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for Java in Cardiff

Java
Contractor Daily Rate Trend in Cardiff

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

Contractor daily rate trend for Java in Cardiff

Java
Contractor Daily Rate Histogram in Cardiff

The daily rate distribution of IT jobs citing Java in Cardiff over the 3 months to 23 June 2017.

Contractor daily rate histogram for Java in Cardiff

Java
Contractor Hourly Rate Trend in Cardiff

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Java in Cardiff.

Contractor hourly rate trend for Java in Cardiff

For the 6 months to 23 June 2017, IT contractor jobs citing Java 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 Cardiff region with a requirement for Java.

1 40 (63.49%) Agile Software Development
2 33 (52.38%) Spring
3 28 (44.44%) Microservices
4 21 (33.33%) Hibernate
4 21 (33.33%) Linux
5 19 (30.16%) SQL
6 16 (25.40%) JSON
6 16 (25.40%) Cucumber
6 16 (25.40%) MongoDB
7 14 (22.22%) Kafka
8 13 (20.63%) Test Automation
8 13 (20.63%) HTTP
9 12 (19.05%) DevOps
10 11 (17.46%) Docker
10 11 (17.46%) Spring Boot
10 11 (17.46%) Front End Development
10 11 (17.46%) Security Cleared
10 11 (17.46%) REST
10 11 (17.46%) Software Engineering
10 11 (17.46%) Scrum
10 11 (17.46%) Dropwizard
10 11 (17.46%) Continuous Deployment
11 10 (15.87%) RUP
11 10 (15.87%) Data Protection
11 10 (15.87%) RESTful
12 9 (14.29%) XML
12 9 (14.29%) HTML
12 9 (14.29%) Configuration Management
12 9 (14.29%) Web Development
13 8 (12.70%) Finance

Java
Co-occurring IT Skills in Cardiff 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 8 (12.70%) Apache
2 4 (6.35%) Elasticsearch
2 4 (6.35%) WebSphere
3 3 (4.76%) Apache Solr
3 3 (4.76%) Apache Spark
3 3 (4.76%) IIS
3 3 (4.76%) Jetty
3 3 (4.76%) Mongrel
3 3 (4.76%) nginx
3 3 (4.76%) Tomcat
4 2 (3.17%) Adobe Experience Manager
4 2 (3.17%) Oracle SOA Suite
4 2 (3.17%) WebLogic
5 1 (1.59%) BizTalk Server
5 1 (1.59%) CMS
5 1 (1.59%) JCAPS
5 1 (1.59%) Liferay
5 1 (1.59%) Oracle HTTP Server
Cloud Services
1 7 (11.11%) Amazon AWS
2 5 (7.94%) Amazon EC2
2 5 (7.94%) Amazon S3
3 3 (4.76%) Google App Engine
3 3 (4.76%) Google Cloud Platform
4 2 (3.17%) Amazon CloudWatch
4 2 (3.17%) Microsoft Azure
5 1 (1.59%) Amazon ElastiCache
5 1 (1.59%) Amazon ELB
5 1 (1.59%) BrowserStack
5 1 (1.59%) Route 53
5 1 (1.59%) Virtual Private Cloud
Communications & Networking
1 13 (20.63%) HTTP
2 6 (9.52%) DNS
3 4 (6.35%) SSL
3 4 (6.35%) TCP/IP
4 3 (4.76%) DHCP
4 3 (4.76%) DSL
4 3 (4.76%) FTP
4 3 (4.76%) IPsec
5 1 (1.59%) RTSP
Database & Business Intelligence
1 16 (25.40%) MongoDB
2 6 (9.52%) Neo4j
3 5 (7.94%) Relational Database
4 4 (6.35%) Big Data
5 3 (4.76%) HBase
5 3 (4.76%) Pentaho
5 3 (4.76%) PostgreSQL
6 2 (3.17%) Amazon Redshift
6 2 (3.17%) Apache Hive
6 2 (3.17%) Hadoop
6 2 (3.17%) Oracle ODI
7 1 (1.59%) Amazon DynamoDB
7 1 (1.59%) Impala
7 1 (1.59%) Oracle Database
7 1 (1.59%) Presto
7 1 (1.59%) Redis
7 1 (1.59%) SQL Server
7 1 (1.59%) SQL Server Integration Services
Development Applications
1 16 (25.40%) Cucumber
2 7 (11.11%) Git (software)
2 7 (11.11%) Selenium
3 6 (9.52%) Jenkins
4 3 (4.76%) JIRA
4 3 (4.76%) Travis CI
5 2 (3.17%) JUnit
5 2 (3.17%) Maven
5 2 (3.17%) SoapUI
5 2 (3.17%) WebDriver
6 1 (1.59%) Ant
6 1 (1.59%) Babel
6 1 (1.59%) Eclipse
6 1 (1.59%) gulp
6 1 (1.59%) Hudson
6 1 (1.59%) IntelliJ
6 1 (1.59%) Jasmine
6 1 (1.59%) JBehave
6 1 (1.59%) Mocha
6 1 (1.59%) webpack
General
1 8 (12.70%) Finance
2 3 (4.76%) Telecoms
3 2 (3.17%) Banking
4 1 (1.59%) Investment Banking
Job Titles
1 39 (61.90%) Developer
2 31 (49.21%) Java Developer
3 9 (14.29%) Java Web Developer
3 9 (14.29%) Web Developer
4 4 (6.35%) Architect
4 4 (6.35%) Java Architect
4 4 (6.35%) Java Engineer
4 4 (6.35%) Senior Developer
4 4 (6.35%) Senior Java Developer
5 3 (4.76%) Analyst
5 3 (4.76%) Automation Tester
5 3 (4.76%) Business Analyst
5 3 (4.76%) DevOps Engineer
5 3 (4.76%) Java Solutions Architect
5 3 (4.76%) Software Engineer
5 3 (4.76%) Solutions Architect
5 3 (4.76%) Tester
6 2 (3.17%) Java Software Engineer
6 2 (3.17%) Senior Analyst
6 2 (3.17%) Senior Business Analyst
Libraries, Frameworks & Software Standards
1 33 (52.38%) Spring
2 21 (33.33%) Hibernate
3 16 (25.40%) JSON
4 14 (22.22%) Kafka
5 11 (17.46%) Dropwizard
5 11 (17.46%) REST
5 11 (17.46%) Spring Boot
6 10 (15.87%) RESTful
7 9 (14.29%) HTML
7 9 (14.29%) XML
8 8 (12.70%) J2EE
9 7 (11.11%) iXBRL
10 6 (9.52%) JAX-RS
11 5 (7.94%) Java EE
12 3 (4.76%) .NET
12 3 (4.76%) AngularJS
12 3 (4.76%) CSS
12 3 (4.76%) Servlets
12 3 (4.76%) Web Services
13 2 (3.17%) React
Miscellaneous
1 2 (3.17%) Fintech
2 1 (1.59%) Analytical Skills
2 1 (1.59%) Computer Science
2 1 (1.59%) Cyberthreat
2 1 (1.59%) Data Structures
2 1 (1.59%) Digital Media
2 1 (1.59%) Management Information System
2 1 (1.59%) Social Media
2 1 (1.59%) User Experience
Operating Systems
1 21 (33.33%) Linux
2 6 (9.52%) Mac OS X
2 6 (9.52%) Unix
3 3 (4.76%) Red Hat Enterprise Linux
4 2 (3.17%) Android
Processes & Methodologies
1 40 (63.49%) Agile Software Development
2 28 (44.44%) Microservices
3 13 (20.63%) Test Automation
4 12 (19.05%) DevOps
5 11 (17.46%) Continuous Deployment
5 11 (17.46%) Front End Development
5 11 (17.46%) Scrum
5 11 (17.46%) Software Engineering
6 10 (15.87%) Data Protection
6 10 (15.87%) RUP
7 9 (14.29%) Configuration Management
7 9 (14.29%) Web Development
8 8 (12.70%) Continuous Integration
9 6 (9.52%) TDD
10 5 (7.94%) Open Source
10 5 (7.94%) Responsive Web Design
10 5 (7.94%) Web Design
11 4 (6.35%) API Design
11 4 (6.35%) CQRS
11 4 (6.35%) ITIL
Programming Languages
1 19 (30.16%) SQL
2 7 (11.11%) JavaScript
3 6 (9.52%) Go
3 6 (9.52%) Python
4 3 (4.76%) Bash Shell
4 3 (4.76%) Perl
4 3 (4.76%) Shell Script
5 1 (1.59%) C#
5 1 (1.59%) C++
5 1 (1.59%) Groovy
5 1 (1.59%) Korn
5 1 (1.59%) Scala
Qualifications
1 11 (17.46%) Security Cleared
2 6 (9.52%) BPSS Clearance
2 6 (9.52%) SC Cleared
3 2 (3.17%) CBAP
3 2 (3.17%) ISEB
4 1 (1.59%) Degree
4 1 (1.59%) DV Cleared
4 1 (1.59%) ISTQB
4 1 (1.59%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 4 (6.35%) QA
2 3 (4.76%) Disclosure Scotland
3 1 (1.59%) HL7
System Software
1 11 (17.46%) Docker
2 4 (6.35%) VMware Infrastructure
3 3 (4.76%) Xen
4 2 (3.17%) Apache Flume
5 1 (1.59%) Virtual Machines
Systems Management
1 7 (11.11%) Puppet
2 5 (7.94%) Ansible
2 5 (7.94%) Rundeck
2 5 (7.94%) Terraform
3 4 (6.35%) Marathon
3 4 (6.35%) Mesos
4 3 (4.76%) Opscode Chef
5 2 (3.17%) HP Quality Center
5 2 (3.17%) Kibana
6 1 (1.59%) Fluentd
6 1 (1.59%) Grafana
6 1 (1.59%) Prometheus
Vendors
1 8 (12.70%) Oracle
2 4 (6.35%) VMware
3 3 (4.76%) Google
3 3 (4.76%) Microsoft
3 3 (4.76%) Splunk
4 2 (3.17%) Adobe
4 2 (3.17%) Cloudera
4 2 (3.17%) HP
4 2 (3.17%) Thunderhead
5 1 (1.59%) Fiorano
5 1 (1.59%) IBM
5 1 (1.59%) InterSystems