Period
to 20 January 2019

The following table provides summary statistics for contract job vacancies advertised in Yorkshire with a requirement for Kotlin skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Kotlin over the 6 months to 20 January 2019 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.

JetBrains Kotlin
England > Yorkshire
6 months to
20 Jan 2019
Same period 2018 Same period 2017
Rank 190 166 -
Rank change year-on-year -24 - -
Contract jobs citing Kotlin 6 16 0
As % of all contract IT jobs advertised in Yorkshire 0.13% 0.36% -
As % of the Programming Languages category 0.30% 0.96% -
Number of daily rates quoted 5 13 0
Yorkshire median daily rate £425 £420 -
Median daily rate % change year-on-year +1.19% - -
England median daily rate £525 £471 £575
% change year-on-year +11.58% -18.17% -
Number of hourly rates quoted 0 0 0
Yorkshire median hourly rate - - -
England median hourly rate £65.00 - -

Kotlin is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Yorkshire with a requirement for coding skills.

All Programming Languages
Yorkshire
Contract vacancies with a requirement for coding skills 2,010 1,675 2,062
As % of all contract IT jobs advertised in Yorkshire 41.91% 38.04% 41.81%
Number of daily rates quoted 1,386 1,211 1,415
Yorkshire median daily rate £405 £400 £400
Median daily rate % change year-on-year +1.25% - +6.67%
10th Percentile £294 £283 £281
90th Percentile £538 £538 £538
England median daily rate £480 £475 £425
% change year-on-year +1.05% +11.76% +2.41%
Number of hourly rates quoted 46 23 28
Yorkshire median hourly rate £20.25 £40.00 £15.25
Median hourly rate % change year-on-year -49.39% +162.30% -21.79%
10th Percentile £14.69 £22.85 £12.51
90th Percentile £48.75 £43.75 £44.88
England median hourly rate £42.50 £40.00 £40.00
% change year-on-year +6.25% - +6.67%

Kotlin
Job Vacancy Trend in Yorkshire

Job postings citing Kotlin as a percentage of all IT jobs advertised in Yorkshire.

Job vacancy trend for Kotlin in Yorkshire

Kotlin
Contractor Daily Rate Trend in Yorkshire

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

Contractor daily rate trend for Kotlin in Yorkshire

Kotlin
Contract Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Kotlin within the Yorkshire region over the 6 months to 20 January 2019. 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
West Yorkshire -20 4 £425 +1.19% 5
South Yorkshire - 2 £420 -
Kotlin
England

For the 6 months to 20 January 2019, IT contractor jobs citing Kotlin 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 Yorkshire region with a requirement for Kotlin.

1 6 (100.00%) Java
1 6 (100.00%) Agile Software Development
2 5 (83.33%) Spring
2 5 (83.33%) Kafka
2 5 (83.33%) Spring Boot
2 5 (83.33%) Java 8
3 4 (66.67%) Kubernetes
4 3 (50.00%) Microservices
4 3 (50.00%) TDD
4 3 (50.00%) JavaScript
4 3 (50.00%) OO
4 3 (50.00%) Software Engineering
5 2 (33.33%) RESTful
5 2 (33.33%) Hibernate
5 2 (33.33%) Maven
5 2 (33.33%) Test Automation
6 1 (16.67%) nginx
6 1 (16.67%) Data Structures
6 1 (16.67%) Algorithms
6 1 (16.67%) Ember.js
6 1 (16.67%) AngularJS
6 1 (16.67%) Docker
6 1 (16.67%) DevOps
6 1 (16.67%) Redux
6 1 (16.67%) Greenfield Project
6 1 (16.67%) Computer Science Degree
6 1 (16.67%) Subversion
6 1 (16.67%) Web Design
6 1 (16.67%) Apache
6 1 (16.67%) Python

Kotlin
Co-occurring IT Skills in Yorkshire 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 1 (16.67%) Apache
1 1 (16.67%) nginx
Cloud Services
1 1 (16.67%) Amazon AWS
1 1 (16.67%) Microsoft Azure
Database & Business Intelligence
1 1 (16.67%) NoSQL
Development Applications
1 2 (33.33%) Maven
2 1 (16.67%) Git (software)
2 1 (16.67%) Mercurial
2 1 (16.67%) Subversion
Job Titles
1 3 (50.00%) Developer
1 3 (50.00%) Java Engineer
2 2 (33.33%) Java Developer
3 1 (16.67%) Agile Developer
3 1 (16.67%) JavaScript Developer
3 1 (16.67%) React Developer
3 1 (16.67%) Senior Agile Developer
3 1 (16.67%) Senior Developer
3 1 (16.67%) Senior JavaScript Developer
3 1 (16.67%) Senior React Developer
Libraries, Frameworks & Software Standards
1 5 (83.33%) Kafka
1 5 (83.33%) Spring
1 5 (83.33%) Spring Boot
2 2 (33.33%) Hibernate
2 2 (33.33%) RESTful
3 1 (16.67%) AngularJS
3 1 (16.67%) Backbone.js
3 1 (16.67%) CSS
3 1 (16.67%) CSS3
3 1 (16.67%) Ember.js
3 1 (16.67%) HTML
3 1 (16.67%) HTML5
3 1 (16.67%) KnockoutJS
3 1 (16.67%) Node.js
3 1 (16.67%) Redux
Miscellaneous
1 1 (16.67%) Algorithms
1 1 (16.67%) Data Structures
1 1 (16.67%) Greenfield Project
Processes & Methodologies
1 6 (100.00%) Agile Software Development
2 3 (50.00%) Microservices
2 3 (50.00%) OO
2 3 (50.00%) Software Engineering
2 3 (50.00%) TDD
3 2 (33.33%) Test Automation
4 1 (16.67%) BDD
4 1 (16.67%) Computer Science
4 1 (16.67%) DevOps
4 1 (16.67%) Responsive Web Design
4 1 (16.67%) Web Design
Programming Languages
1 6 (100.00%) Java
2 5 (83.33%) Java 8
3 3 (50.00%) JavaScript
4 1 (16.67%) C#
4 1 (16.67%) PHP
4 1 (16.67%) Python
4 1 (16.67%) Scala
4 1 (16.67%) SQL
Qualifications
1 1 (16.67%) Computer Science Degree
1 1 (16.67%) Degree
System Software
1 1 (16.67%) Docker
Systems Management
1 4 (66.67%) Kubernetes