The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for JUnit skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JUnit over the 3 months to 22 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.

JUnit
London / City of London
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 129 137 168
Rank change year-on-year +8 +31  
Contract jobs citing JUnit 36 32 44
As % of all contract IT jobs advertised in the City of London 1.09% 0.94% 0.76%
As % of the Development Applications category 5.33% 5.32% 6.17%
Number of daily rates quoted 36 29 39
Median daily rate £484 £525 £475
Median daily rate % change year-on-year -7.85% +10.52%  
90% offered a daily rate of more than £400 £351 £380
10% offered a daily rate of more than £625 £575 £580
UK excluding London median daily rate £430 £425 £375
% change year-on-year +1.17% +13.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £39.50 £65.00
% change year-on-year +1.26% -39.23%  

JUnit 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 the City of London with a requirement for development application skills.

Contract Development Application Skills
City of London
Contract job vacancies with a requirement for development application skills 675 602 713
As % of all contract IT job vacancies advertised in the City of London 20.48% 17.69% 12.27%
Number of daily rates quoted 507 501 580
Median daily rate £475 £450 £450
Median daily rate % change year-on-year +5.55% -  
90% offered a daily rate of more than £360 £338 £324
10% offered a daily rate of more than £575 £575 £600
UK excluding London median daily rate £413 £400 £365
% change year-on-year +3.12% +9.58%  
Number of hourly rates quoted 0 1 3
Median hourly rate - £44.00 £45.00
Median hourly rate % change year-on-year - -2.22%  
UK excluding London median hourly rate £42.50 £42.00 £37.00
% change year-on-year +1.19% +13.51%  

JUnit
Job Vacancy Trend in the City of London

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

Job vacancy trend for JUnit in the City of London

JUnit
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JUnit in the City of London.

Contractor daily rate trend for JUnit in the City of London

JUnit
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing JUnit in the City of London over the 3 months to 22 June 2017.

Contractor daily rate histogram for JUnit in the City of London

JUnit
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JUnit in the City of London.

Contractor hourly rate trend for JUnit in the City of London

For the 6 months to 22 June 2017, IT contractor jobs citing JUnit 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 City of London region with a requirement for JUnit.

1 67 (94.37%) Java
2 40 (56.34%) Jenkins
3 39 (54.93%) Agile Software Development
4 38 (53.52%) Spring
5 35 (49.30%) SQL
6 34 (47.89%) Cucumber
7 33 (46.48%) TDD
8 27 (38.03%) Linux
8 27 (38.03%) Mockito
9 26 (36.62%) Test Automation
9 26 (36.62%) Continuous Integration
9 26 (36.62%) Banking
9 26 (36.62%) Maven
10 25 (35.21%) Finance
11 24 (33.80%) REST
12 22 (30.99%) JIRA
12 22 (30.99%) BDD
12 22 (30.99%) JavaScript
13 21 (29.58%) Tomcat
13 21 (29.58%) Hibernate
14 20 (28.17%) XML
14 20 (28.17%) SOAP
14 20 (28.17%) Git (software)
14 20 (28.17%) Unit Testing
15 19 (26.76%) HTML
15 19 (26.76%) OO
16 18 (25.35%) JMS
16 18 (25.35%) Scrum
16 18 (25.35%) Multithreading
17 17 (23.94%) Unix

JUnit
Co-occurring IT Skills in the City of London 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 21 (29.58%) Tomcat
2 9 (12.68%) Apache
2 9 (12.68%) Confluence
3 6 (8.45%) Mule
3 6 (8.45%) WebLogic
4 4 (5.63%) JBoss
5 2 (2.82%) Apache Pig
5 2 (2.82%) Apache Spark
6 1 (1.41%) Adobe Experience Manager
6 1 (1.41%) Apache Solr
6 1 (1.41%) Apache TomEE
6 1 (1.41%) GlassFish
6 1 (1.41%) Oracle Service Bus
6 1 (1.41%) WebSphere
Applications
1 1 (1.41%) MS Visio
Business Applications
1 1 (1.41%) Actimize
1 1 (1.41%) Loan IQ
Cloud Services
1 9 (12.68%) OpenShift
2 4 (5.63%) Slack
3 3 (4.23%) Google Play
4 2 (2.82%) Amazon AWS
5 1 (1.41%) AWS CloudFormation
5 1 (1.41%) Microsoft Azure
Communications & Networking
1 1 (1.41%) HTTP
1 1 (1.41%) Internet
1 1 (1.41%) Intranet
1 1 (1.41%) SNMP
1 1 (1.41%) X.509
Database & Business Intelligence
1 12 (16.90%) Relational Database
2 11 (15.49%) MySQL
3 10 (14.08%) MongoDB
3 10 (14.08%) NoSQL
4 6 (8.45%) Apache Cassandra
4 6 (8.45%) Apache Hive
4 6 (8.45%) Big Data
4 6 (8.45%) PostgreSQL
5 5 (7.04%) Data Warehouse
5 5 (7.04%) DB2
5 5 (7.04%) Hadoop
5 5 (7.04%) MarkLogic
6 3 (4.23%) RDBMS
7 1 (1.41%) Blockchain
7 1 (1.41%) Enterprise Data Warehouse
7 1 (1.41%) Jackrabbit
7 1 (1.41%) Oracle Database
7 1 (1.41%) Oracle Database 11g
7 1 (1.41%) SQL Server
7 1 (1.41%) Sqoop
Development Applications
1 40 (56.34%) Jenkins
2 34 (47.89%) Cucumber
3 27 (38.03%) Mockito
4 26 (36.62%) Maven
5 22 (30.99%) JIRA
6 20 (28.17%) Git (software)
7 16 (22.54%) Subversion
8 14 (19.72%) Selenium
9 8 (11.27%) EasyMock
9 8 (11.27%) TeamCity
10 7 (9.86%) Eclipse
11 6 (8.45%) Team Foundation Server
12 5 (7.04%) Ant
12 5 (7.04%) Capybara
12 5 (7.04%) Gradle
12 5 (7.04%) jMock
13 4 (5.63%) IntelliJ
13 4 (5.63%) Jasmine
14 3 (4.23%) Calabash
14 3 (4.23%) Gerrit
General
1 26 (36.62%) Banking
2 25 (35.21%) Finance
3 6 (8.45%) Front Office
3 6 (8.45%) Investment Banking
4 5 (7.04%) Publishing
5 4 (5.63%) Retail
6 2 (2.82%) Advertising
6 2 (2.82%) Retail Banking
7 1 (1.41%) Back Office
Job Titles
1 61 (85.92%) Developer
2 47 (66.20%) Java Developer
3 16 (22.54%) Senior Developer
3 16 (22.54%) Senior Java Developer
4 6 (8.45%) Software Engineer
5 5 (7.04%) DevOps Engineer
5 5 (7.04%) Mobile Developer
6 4 (5.63%) Big Data Developer
6 4 (5.63%) Front End Developer (Client-Side Developer)
6 4 (5.63%) Senior DevOps
6 4 (5.63%) Software Developer
7 3 (4.23%) Android Developer
7 3 (4.23%) DevOps Developer
7 3 (4.23%) Hadoop Developer
7 3 (4.23%) iOS Developer
7 3 (4.23%) Lead Developer
7 3 (4.23%) Lead Java Developer
8 2 (2.82%) HTML Developer
8 2 (2.82%) Java Software Developer
8 2 (2.82%) Test Engineer
Libraries, Frameworks & Software Standards
1 38 (53.52%) Spring
2 24 (33.80%) REST
3 21 (29.58%) Hibernate
4 20 (28.17%) SOAP
4 20 (28.17%) XML
5 19 (26.76%) HTML
6 18 (25.35%) JMS
7 16 (22.54%) CSS
7 16 (22.54%) J2EE
7 16 (22.54%) JSON
8 14 (19.72%) Node.js
9 13 (18.31%) Java EE
9 13 (18.31%) JSP
10 11 (15.49%) jQuery
11 10 (14.08%) AngularJS
11 10 (14.08%) JPA
11 10 (14.08%) Middleware
11 10 (14.08%) WireMock
12 9 (12.68%) Apache Camel
12 9 (12.68%) Spring Boot
Miscellaneous
1 10 (14.08%) Data Structures
2 9 (12.68%) Foreign Exchange (FX)
3 8 (11.27%) Mobile App
4 6 (8.45%) Analytical Skills
5 5 (7.04%) User Experience
6 4 (5.63%) Algorithms
6 4 (5.63%) Enterprise Software
6 4 (5.63%) Fixed Income
7 3 (4.23%) Computer Science
7 3 (4.23%) Equities
8 2 (2.82%) iSeries
9 1 (1.41%) Derivative
9 1 (1.41%) Equity Derivative
9 1 (1.41%) Fintech
9 1 (1.41%) Management Information System
Operating Systems
1 27 (38.03%) Linux
2 17 (23.94%) Unix
3 7 (9.86%) Red Hat Enterprise Linux
3 7 (9.86%) Windows
4 6 (8.45%) Solaris
5 3 (4.23%) Android
5 3 (4.23%) Apple iOS
6 1 (1.41%) Windows Server
Processes & Methodologies
1 39 (54.93%) Agile Software Development
2 33 (46.48%) TDD
3 26 (36.62%) Continuous Integration
3 26 (36.62%) Test Automation
4 22 (30.99%) BDD
5 20 (28.17%) Unit Testing
6 19 (26.76%) OO
7 18 (25.35%) Multithreading
7 18 (25.35%) Scrum
8 16 (22.54%) DevOps
8 16 (22.54%) Software Engineering
9 14 (19.72%) Microservices
10 11 (15.49%) Dashboard Development
10 11 (15.49%) Kanban
10 11 (15.49%) Open Source
11 10 (14.08%) SDLC
12 9 (12.68%) MVC
12 9 (12.68%) UML
12 9 (12.68%) Web Development
13 8 (11.27%) ETL
Programming Languages
1 67 (94.37%) Java
2 35 (49.30%) SQL
3 22 (30.99%) JavaScript
4 15 (21.13%) Bash Shell
5 13 (18.31%) PL/SQL
6 8 (11.27%) Shell Script
7 7 (9.86%) C#
8 5 (7.04%) Python
9 3 (4.23%) Apple Swift
9 3 (4.23%) Objective-C
9 3 (4.23%) Ruby
9 3 (4.23%) Scala
10 2 (2.82%) Groovy
11 1 (1.41%) C
11 1 (1.41%) ES6
11 1 (1.41%) Perl
11 1 (1.41%) PHP
11 1 (1.41%) R
Qualifications
1 3 (4.23%) Degree
2 2 (2.82%) Computer Science Degree
3 1 (1.41%) Master's Degree
3 1 (1.41%) SC Cleared
3 1 (1.41%) Security Cleared
Quality Assurance & Compliance
1 4 (5.63%) MiFID
2 2 (2.82%) Dodd-Frank
2 2 (2.82%) EMIR
3 1 (1.41%) QA
System Software
1 12 (16.90%) Docker
2 1 (1.41%) Apache Flume
2 1 (1.41%) HDFS
2 1 (1.41%) Varnish
2 1 (1.41%) VMware Infrastructure
Systems Management
1 11 (15.49%) Kubernetes
2 10 (14.08%) Ansible
3 9 (12.68%) Grafana
3 9 (12.68%) Kibana
3 9 (12.68%) Prometheus
4 4 (5.63%) Oozie
5 3 (4.23%) Puppet
6 2 (2.82%) Opscode Chef
7 1 (1.41%) Control-M
7 1 (1.41%) Hadoop YARN
7 1 (1.41%) Terraform
Vendors
1 15 (21.13%) Oracle
2 13 (18.31%) Red Hat
3 9 (12.68%) Splunk
3 9 (12.68%) TIBCO
4 5 (7.04%) Apple
4 5 (7.04%) Telerik
4 5 (7.04%) Xamarin
5 3 (4.23%) Google
5 3 (4.23%) Sybase
5 3 (4.23%) WorldPay
6 2 (2.82%) CA Agile Central
6 2 (2.82%) FXall
6 2 (2.82%) IBM
6 2 (2.82%) Reuters
7 1 (1.41%) Hortonworks
7 1 (1.41%) ION Trading
7 1 (1.41%) MapR
7 1 (1.41%) Microsoft
7 1 (1.41%) Salesforce.com
7 1 (1.41%) VMware