Period
to 17 September 2021

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 6 months to 17 September 2021 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
Central London > City of London
6 months to
17 Sep 2021
Same period 2020 Same period 2019
Rank 148 103 193
Rank change year-on-year -45 +90 -33
Contract jobs citing JUnit 32 18 40
As % of all contract jobs advertised in the City of London 0.88% 1.00% 0.64%
As % of the Development Applications category 4.92% 5.23% 3.78%
Number of daily rates quoted 24 12 33
10th Percentile £425 £439 £411
25th Percentile £463 £450 £475
Median daily rate (50th Percentile) £620 £525 £550
Median % change year-on-year +18.10% -4.55% +4.76%
75th Percentile £653 £585 £600
90th Percentile £763 £683 £638
Central London median daily rate £620 £506 £538
% change year-on-year +22.47% -5.81% +2.38%
Number of hourly rates quoted 1 0 0
Median hourly rate £25.50 - -
Central London median hourly rate £25.50 - -

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

All Development Application Skills
City of London
Contract vacancies with a requirement for development application skills 651 344 1,058
As % of all contract IT jobs advertised in the City of London 17.93% 19.15% 16.86%
Number of daily rates quoted 485 245 812
10th Percentile £413 £325 £375
25th Percentile £463 £431 £431
Median daily rate (50th Percentile) £570 £508 £525
Median % change year-on-year +12.32% -3.33% +5.00%
75th Percentile £650 £588 £600
90th Percentile £713 £650 £675
Central London median daily rate £550 £503 £525
% change year-on-year +9.45% -4.29% +5.00%
Number of hourly rates quoted 3 2 4
10th Percentile £25.90 £34.00 £12.95
25th Percentile £26.88 £35.88 £17.00
Median hourly rate £29.00 £40.00 £21.00
Median % change year-on-year -27.50% +90.48% -34.38%
75th Percentile £31.25 £44.38 £30.19
90th Percentile £32.30 £46.40 £45.38
Central London median hourly rate £29.00 £40.00 £21.00
% change year-on-year -27.50% +90.48% -34.38%

JUnit
Job Vacancy Trend in the City of London

Job postings citing JUnit as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for JUnit in the City of London

JUnit
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing JUnit in the City of London.

Daily rate trend for JUnit in the City of London

JUnit
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing JUnit in the City of London over the 6 months to 17 September 2021.

Daily rate histogram for JUnit in the City of London

JUnit
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing JUnit in the City of London.

Hourly rate trend for JUnit in the City of London

For the 6 months to 17 September 2021, IT contractor jobs citing JUnit 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 City of London region with a requirement for JUnit.

1 31 (96.88%) Java
2 22 (68.75%) Agile Software Development
3 18 (56.25%) Spring
4 16 (50.00%) TDD
5 15 (46.88%) Git (software)
6 14 (43.75%) Mockito
7 13 (40.63%) Docker
8 11 (34.38%) Scrum
9 10 (31.25%) Test Automation
9 10 (31.25%) DevOps
9 10 (31.25%) Microservices
9 10 (31.25%) Java 8
10 9 (28.13%) Ansible
10 9 (28.13%) Unit Testing
10 9 (28.13%) Atlassian Bamboo
11 8 (25.00%) RESTful
11 8 (25.00%) JIRA
12 7 (21.88%) Hibernate
12 7 (21.88%) Kanban
12 7 (21.88%) Jenkins
12 7 (21.88%) Social Skills
13 6 (18.75%) Cucumber
13 6 (18.75%) AWS
13 6 (18.75%) JSON
14 5 (15.63%) Selenium
14 5 (15.63%) GitHub
14 5 (15.63%) SDET
14 5 (15.63%) Kotlin
15 4 (12.50%) Acceptance Criteria
15 4 (12.50%) Low Latency

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 3 (9.38%) Confluence
1 3 (9.38%) FileNet
1 3 (9.38%) WebSphere
2 2 (6.25%) CMS
2 2 (6.25%) Headless CMS
2 2 (6.25%) Magnolia
Cloud Services
1 6 (18.75%) AWS
2 5 (15.63%) GitHub
3 2 (6.25%) Amazon ECS
3 2 (6.25%) Amazon EKS
3 2 (6.25%) Amazon Kinesis
3 2 (6.25%) Amazon S3
3 2 (6.25%) Amazon SQS
3 2 (6.25%) AWS Lambda
3 2 (6.25%) Azure
3 2 (6.25%) Serverless
4 1 (3.13%) BrowserStack
4 1 (3.13%) Sauce Labs
4 1 (3.13%) Slack
Database & Business Intelligence
1 4 (12.50%) NoSQL
2 3 (9.38%) Relational Database
3 2 (6.25%) Amazon Aurora
3 2 (6.25%) Amazon DynamoDB
3 2 (6.25%) MySQL
4 1 (3.13%) CouchDB
4 1 (3.13%) Hadoop
4 1 (3.13%) MongoDB
Development Applications
1 15 (46.88%) Git (software)
2 14 (43.75%) Mockito
3 9 (28.13%) Atlassian Bamboo
4 8 (25.00%) JIRA
5 7 (21.88%) Jenkins
6 6 (18.75%) Cucumber
7 5 (15.63%) Selenium
8 4 (12.50%) Maven
9 3 (9.38%) Charles Proxy
9 3 (9.38%) IBM UrbanCode
10 2 (6.25%) Android Studio
10 2 (6.25%) Calabash
10 2 (6.25%) Gradle
10 2 (6.25%) NUnit
10 2 (6.25%) Robot Framework
10 2 (6.25%) TestNG
11 1 (3.13%) Cypress.io
11 1 (3.13%) jMock
11 1 (3.13%) Team Foundation Server
11 1 (3.13%) WebLOAD
General
1 7 (21.88%) Social Skills
2 4 (12.50%) Banking
2 4 (12.50%) Front Office
2 4 (12.50%) Investment Banking
3 3 (9.38%) Finance
3 3 (9.38%) Legal
4 2 (6.25%) Presentation Skills
4 2 (6.25%) Retail
5 1 (3.13%) Analytical Skills
Job Titles
1 16 (50.00%) Developer
2 13 (40.63%) Java Developer
3 7 (21.88%) Agile Developer
3 7 (21.88%) Agile Java Developer
3 7 (21.88%) DevOps Developer
4 3 (9.38%) Electronic Trading Developer
4 3 (9.38%) Electronic Trading Java Developer
4 3 (9.38%) Mobile Tester
4 3 (9.38%) Software Tester
4 3 (9.38%) Tester
5 2 (6.25%) AWS Developer
5 2 (6.25%) QA Engineer
5 2 (6.25%) Software Engineer
5 2 (6.25%) Test Engineer
6 1 (3.13%) Android Engineer
6 1 (3.13%) AWS Engineer
6 1 (3.13%) CMS Developer
6 1 (3.13%) Development Engineer
6 1 (3.13%) Java Swing Developer
6 1 (3.13%) Software Development Engineer
Libraries, Frameworks & Software Standards
1 18 (56.25%) Spring
2 8 (25.00%) RESTful
3 7 (21.88%) Hibernate
4 6 (18.75%) JSON
5 4 (12.50%) XML
6 3 (9.38%) J2EE
6 3 (9.38%) Kafka
6 3 (9.38%) Middleware
6 3 (9.38%) Node.js
6 3 (9.38%) REST
6 3 (9.38%) Spring Boot
6 3 (9.38%) Ultra Messaging
7 2 (6.25%) Android Jetpack
7 2 (6.25%) Android SDK
7 2 (6.25%) Dagger
7 2 (6.25%) iOS SDK
7 2 (6.25%) React
7 2 (6.25%) Reactive Extensions
7 2 (6.25%) Retrofit
7 2 (6.25%) RxJava
Miscellaneous
1 3 (9.38%) Fixed Income
1 3 (9.38%) Greenfield Project
2 2 (6.25%) Enterprise Software
2 2 (6.25%) Mobile App
3 1 (3.13%) Animation
3 1 (3.13%) iPhone
3 1 (3.13%) User Experience
Operating Systems
1 3 (9.38%) Android
2 2 (6.25%) Apple iOS
Processes & Methodologies
1 22 (68.75%) Agile Software Development
2 16 (50.00%) TDD
3 11 (34.38%) Scrum
4 10 (31.25%) DevOps
4 10 (31.25%) Microservices
4 10 (31.25%) Test Automation
5 9 (28.13%) Unit Testing
6 7 (21.88%) Kanban
7 5 (15.63%) SDET
8 4 (12.50%) Acceptance Criteria
8 4 (12.50%) BDD
8 4 (12.50%) Low Latency
8 4 (12.50%) Multithreading
8 4 (12.50%) Software Engineering
8 4 (12.50%) Software Testing
9 3 (9.38%) Concurrent Programming
9 3 (9.38%) Creative Thinking
9 3 (9.38%) Electronic Trading
9 3 (9.38%) Market Making
9 3 (9.38%) Push Notifications
Programming Languages
1 31 (96.88%) Java
2 10 (31.25%) Java 8
3 5 (15.63%) Kotlin
4 3 (9.38%) Bash Shell
4 3 (9.38%) Java 11
4 3 (9.38%) JavaScript
4 3 (9.38%) SQL
5 2 (6.25%) Groovy
6 1 (3.13%) Apple Swift
6 1 (3.13%) C#
6 1 (3.13%) C++
6 1 (3.13%) Objective-C
6 1 (3.13%) Python
Qualifications
1 2 (6.25%) Security Cleared
2 1 (3.13%) Degree
2 1 (3.13%) Numerate Degree
2 1 (3.13%) SC Cleared
Quality Assurance & Compliance
1 3 (9.38%) PMO
1 3 (9.38%) QA
2 1 (3.13%) Accessibility
2 1 (3.13%) WCAG
System Software
1 13 (40.63%) Docker
Systems Management
1 9 (28.13%) Ansible
2 2 (6.25%) Kibana
2 2 (6.25%) Kubernetes
2 2 (6.25%) Marathon
2 2 (6.25%) Mesos
Vendors
1 3 (9.38%) Perforce
1 3 (9.38%) Solace
2 2 (6.25%) CA
2 2 (6.25%) CA Agile Central
2 2 (6.25%) hybris
2 2 (6.25%) IBM
2 2 (6.25%) New Relic
3 1 (3.13%) Google
3 1 (3.13%) Perfecto Mobile
3 1 (3.13%) Splunk