Period
to 9 December 2019

The following table provides summary statistics for permanent job vacancies advertised in England with a requirement for Kotlin skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Kotlin over the 6 months to 9 December 2019 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
UK > England
6 months to
9 Dec 2019
Same period 2018 Same period 2017
Rank 351 636 956
Rank change year-on-year +285 +320 +240
Permanent jobs citing Kotlin 1,079 545 218
As % of all permanent IT jobs advertised in England 0.87% 0.37% 0.13%
As % of the Programming Languages category 1.62% 0.67% 0.24%
Number of salaries quoted 912 455 200
England median annual salary £70,000 £65,000 £65,000
Median salary % change year-on-year +7.69% - -18.75%
10th Percentile £37,500 £42,500 £47,250
90th Percentile £112,500 £99,500 £102,500
UK median annual salary £70,000 £65,000 £65,000
% change year-on-year +7.69% - -18.75%

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

All Programming Languages
England
Permanent vacancies with a requirement for coding skills 66,591 81,474 92,498
As % of all permanent IT jobs advertised in England 53.88% 55.14% 55.34%
Number of salaries quoted 55,485 68,323 76,888
England median annual salary £53,500 £52,500 £50,000
Median salary % change year-on-year +1.90% +5.00% +5.26%
10th Percentile £31,300 £31,250 £29,750
90th Percentile £87,500 £85,000 £77,500
UK median annual salary £52,500 £50,500 £50,000
% change year-on-year +3.96% +1.00% +5.26%

Kotlin
Job Vacancy Trend in England

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

Job vacancy trend for Kotlin in England

Kotlin
Salary Trend in England

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Kotlin in England.

Salary trend for Kotlin in England

Kotlin
Salary Histogram in England

The salary distribution of IT jobs citing Kotlin in England over the 6 months to 9 December 2019.

Salary histogram for Kotlin in England

Kotlin
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kotlin within the England region over the 6 months to 9 December 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +208 752 £75,000 +7.14% 170
North of England +123 128 £50,000 +2.56% 23
South East +106 110 £55,000 -24.14% 18
Yorkshire +72 82 £50,000 -9.09% 10
North West +61 46 £50,000 +21.21% 9
Midlands +69 44 £48,000 +42.22% 9
East of England +66 29 £70,000 +16.67% 9
West Midlands +42 26 £42,250 +25.19% 2
South West +9 26 £58,750 +6.82% 6
East Midlands - 18 £50,000 - 7
Kotlin
UK

For the 6 months to 9 December 2019, IT 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 permanent job ads across the England region with a requirement for Kotlin.

1 849 (78.68%) Java
2 557 (51.62%) Android
3 493 (45.69%) Agile Software Development
4 407 (37.72%) Android Development
5 327 (30.31%) Software Engineering
6 314 (29.10%) TDD
7 261 (24.19%) AWS
8 259 (24.00%) Kubernetes
9 258 (23.91%) Apple iOS
10 255 (23.63%) Docker
11 240 (22.24%) Finance
12 239 (22.15%) Mobile App
12 239 (22.15%) Microservices
13 237 (21.96%) JavaScript
14 229 (21.22%) DevOps
15 222 (20.57%) Python
16 209 (19.37%) Mobile Development
17 204 (18.91%) Fintech
18 200 (18.54%) Git (software)
19 187 (17.33%) Spring
20 182 (16.87%) Continuous Integration
21 171 (15.85%) Mentoring
22 168 (15.57%) Banking
23 165 (15.29%) C#
24 152 (14.09%) BDD
24 152 (14.09%) Apple Swift
25 151 (13.99%) Java 8
25 151 (13.99%) Open Source
26 134 (12.42%) RxJava
27 131 (12.14%) React

Kotlin
Co-occurring IT Skills in England 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 32 (2.97%) Apache Spark
2 30 (2.78%) Confluence
3 29 (2.69%) Elasticsearch
4 11 (1.02%) Apache
5 10 (0.93%) CMS
6 9 (0.83%) Sitecore CMS
7 6 (0.56%) Drupal
7 6 (0.56%) SugarCRM
7 6 (0.56%) WordPress
8 5 (0.46%) nginx
9 4 (0.37%) Apache Airflow
9 4 (0.37%) Tomcat
10 3 (0.28%) Cloud Foundry
10 3 (0.28%) Luigi
11 2 (0.19%) Apache Solr
11 2 (0.19%) JBoss
11 2 (0.19%) OpenStack
11 2 (0.19%) WebSphere
11 2 (0.19%) WebSphere Application Server
12 1 (0.093%) Adobe Experience Manager
Applications
1 4 (0.37%) Zeplin
2 3 (0.28%) Sketch
3 1 (0.093%) Adobe Illustrator
3 1 (0.093%) Adobe XD
3 1 (0.093%) MS Visio
Business Applications
1 53 (4.91%) FINCAD Analytics
2 11 (1.02%) Distributed Ledger
3 3 (0.28%) Magento
3 3 (0.28%) Payment Gateway
4 2 (0.19%) SAP Hybris
5 1 (0.093%) R3 Corda
Cloud Services
1 261 (24.19%) AWS
2 120 (11.12%) Azure
3 96 (8.90%) GCP
4 64 (5.93%) GitHub
5 44 (4.08%) Google Play
6 40 (3.71%) Firebase
7 33 (3.06%) SaaS
8 20 (1.85%) Serverless
9 18 (1.67%) Amazon ECS
10 15 (1.39%) AWS Fargate
11 14 (1.30%) Amazon EC2
11 14 (1.30%) Amazon S3
12 12 (1.11%) Heroku
12 12 (1.11%) SonarCloud
13 10 (0.93%) AWS CloudFormation
14 9 (0.83%) Amazon Kinesis
14 9 (0.83%) Amazon SQS
14 9 (0.83%) AWS Lambda
15 5 (0.46%) Slack
16 4 (0.37%) PaaS
Communications & Networking
1 19 (1.76%) Bluetooth
2 9 (0.83%) HTTP
3 8 (0.74%) Wireless
4 6 (0.56%) VPN
5 5 (0.46%) HTTPS
6 4 (0.37%) Internet
6 4 (0.37%) SSL
7 2 (0.19%) NFC
7 2 (0.19%) RFID
Database & Business Intelligence
1 113 (10.47%) PostgreSQL
2 61 (5.65%) Amazon DynamoDB
3 56 (5.19%) MySQL
3 56 (5.19%) NoSQL
4 54 (5.00%) Amazon Athena
5 50 (4.63%) Big Data
6 34 (3.15%) Relational Database
7 31 (2.87%) Blockchain
8 30 (2.78%) MongoDB
9 29 (2.69%) Redis
10 27 (2.50%) Hadoop
11 24 (2.22%) Apache Hive
12 15 (1.39%) Apache Cassandra
13 12 (1.11%) RDBMS
14 11 (1.02%) Amazon RDS
15 8 (0.74%) MariaDB
16 7 (0.65%) SQL Server
17 5 (0.46%) BigQuery
18 4 (0.37%) Amazon Redshift
19 3 (0.28%) SAP HANA
Development Applications
1 200 (18.54%) Git (software)
2 120 (11.12%) Jenkins
3 88 (8.16%) Android Studio
4 48 (4.45%) JUnit
5 46 (4.26%) JIRA
6 44 (4.08%) Bitbucket
7 43 (3.99%) Gradle
8 39 (3.61%) Mockito
9 36 (3.34%) Cucumber
10 32 (2.97%) Crashlytics
11 23 (2.13%) CircleCI
11 23 (2.13%) Xcode
12 21 (1.95%) Maven
13 19 (1.76%) Appium
14 17 (1.58%) GitLab
15 13 (1.20%) Katalon Studio
15 13 (1.20%) Postman
15 13 (1.20%) SoapUI
16 12 (1.11%) Calabash
16 12 (1.11%) TeamCity
General
1 240 (22.24%) Finance
2 168 (15.57%) Banking
3 71 (6.58%) Retail
4 64 (5.93%) Front Office
5 34 (3.15%) Games
6 11 (1.02%) Law
7 10 (0.93%) Marketing
7 10 (0.93%) Telecoms
8 8 (0.74%) Financial Institution
9 6 (0.56%) Investment Banking
9 6 (0.56%) Pharmaceutical
10 5 (0.46%) Brand Awareness
10 5 (0.46%) Publishing
11 4 (0.37%) Public Sector
12 3 (0.28%) Back Office
12 3 (0.28%) Multimedia
13 2 (0.19%) Advertising
13 2 (0.19%) Electronics
13 2 (0.19%) Retail Banking
14 1 (0.093%) Legal
Job Titles
1 669 (62.00%) Developer
2 298 (27.62%) Android Developer
3 202 (18.72%) Java Developer
4 142 (13.16%) Software Engineer
5 127 (11.77%) Senior Developer
6 97 (8.99%) Java Engineer
7 78 (7.23%) Android Engineer
7 78 (7.23%) Java Software Engineer
8 68 (6.30%) Mobile Developer
9 51 (4.73%) Senior Android Developer
10 49 (4.54%) Full Stack Developer
10 49 (4.54%) iOS Developer
11 43 (3.99%) Senior Java Developer
12 41 (3.80%) Lead Developer
12 41 (3.80%) Senior Software Engineer
13 31 (2.87%) Java Android Developer
14 29 (2.69%) Analytics Manager
14 29 (2.69%) Senior Java Engineer
15 28 (2.59%) DevOps Engineer
15 28 (2.59%) Junior
Libraries, Frameworks & Software Standards
1 187 (17.33%) Spring
2 134 (12.42%) RxJava
3 131 (12.14%) React
4 128 (11.86%) REST
5 125 (11.58%) Spring Boot
6 123 (11.40%) Node.js
7 107 (9.92%) RESTful
8 99 (9.18%) Dagger
9 96 (8.90%) AngularJS
10 95 (8.80%) Kafka
11 85 (7.88%) Web Services
12 77 (7.14%) HTML
13 64 (5.93%) Android SDK
13 64 (5.93%) CSS
14 63 (5.84%) J2EE
15 49 (4.54%) React Native
16 43 (3.99%) .NET
16 43 (3.99%) HTML5
17 41 (3.80%) iOS SDK
18 39 (3.61%) Retrofit
Miscellaneous
1 239 (22.15%) Mobile App
2 70 (6.49%) Greenfield Project
3 69 (6.39%) User Experience
4 60 (5.56%) Fixed Income
5 57 (5.28%) Derivative
6 55 (5.10%) Algorithms
7 49 (4.54%) Equities
8 46 (4.26%) Data Structures
9 44 (4.08%) Hedge funds
10 34 (3.15%) Self-Motivation
11 31 (2.87%) iPad
12 25 (2.32%) Enterprise Software
12 25 (2.32%) Equity Derivative
12 25 (2.32%) Exotic Derivative
13 23 (2.13%) Analytical Skills
14 20 (1.85%) Foreign Exchange (FX)
15 15 (1.39%) Cloud Native
16 14 (1.30%) Social Network
17 12 (1.11%) Grid Computing
18 11 (1.02%) Online Banking
Operating Systems
1 557 (51.62%) Android
2 258 (23.91%) Apple iOS
3 76 (7.04%) Linux
4 21 (1.95%) Mac OS X
5 14 (1.30%) Unix
6 10 (0.93%) Windows
7 8 (0.74%) Embedded Linux
8 5 (0.46%) CentOS
8 5 (0.46%) Debian
8 5 (0.46%) Ubuntu
9 2 (0.19%) Red Hat Enterprise Linux
10 1 (0.093%) Android TV
10 1 (0.093%) tvOS
Processes & Methodologies
1 493 (45.69%) Agile Software Development
2 407 (37.72%) Android Development
3 327 (30.31%) Software Engineering
4 314 (29.10%) TDD
5 239 (22.15%) Microservices
6 229 (21.22%) DevOps
7 209 (19.37%) Mobile Development
8 204 (18.91%) Fintech
9 182 (16.87%) Continuous Integration
10 171 (15.85%) Mentoring
11 152 (14.09%) BDD
12 151 (13.99%) Open Source
13 116 (10.75%) iOS Development
14 115 (10.66%) Scrum
15 110 (10.19%) Computer Science
16 96 (8.90%) Decision-Making
17 93 (8.62%) Test Automation
18 91 (8.43%) Artificial Intelligence
19 86 (7.97%) OO
20 84 (7.78%) Problem-Solving
Programming Languages
1 849 (78.68%) Java
2 237 (21.96%) JavaScript
3 222 (20.57%) Python
4 165 (15.29%) C#
5 152 (14.09%) Apple Swift
6 151 (13.99%) Java 8
7 121 (11.21%) Scala
8 88 (8.16%) C++
9 85 (7.88%) SQL
10 83 (7.69%) PHP
11 76 (7.04%) Objective-C
12 62 (5.75%) TypeScript
13 59 (5.47%) Ruby
14 52 (4.82%) ES6
15 43 (3.99%) Go
16 34 (3.15%) Haskell
17 21 (1.95%) Clojure
18 18 (1.67%) C
18 18 (1.67%) Groovy
19 15 (1.39%) Rust
Qualifications
1 94 (8.71%) Degree
2 71 (6.58%) Computer Science Degree
3 6 (0.56%) AWS Certification
4 4 (0.37%) CISSP
4 4 (0.37%) DBS Check
5 2 (0.19%) CREST Certified
5 2 (0.19%) CSSLP
5 2 (0.19%) MCSE
5 2 (0.19%) Microsoft Certification
5 2 (0.19%) Sun Certification
6 1 (0.093%) DV Cleared
6 1 (0.093%) SC Cleared
6 1 (0.093%) Security Cleared
Quality Assurance & Compliance
1 56 (5.19%) QA
2 8 (0.74%) PCI DSS
3 2 (0.19%) GDPR
4 1 (0.093%) MiFID
4 1 (0.093%) PSD2
System Software
1 255 (23.63%) Docker
2 9 (0.83%) Firmware
3 1 (0.093%) HDFS
3 1 (0.093%) VMware Infrastructure
3 1 (0.093%) vSphere
Systems Management
1 259 (24.00%) Kubernetes
2 57 (5.28%) Terraform
3 34 (3.15%) Ansible
4 29 (2.69%) Prometheus
4 29 (2.69%) Puppet
5 27 (2.50%) Mesos
6 26 (2.41%) Grafana
7 22 (2.04%) Opscode Chef
8 21 (1.95%) Marathon
9 17 (1.58%) Kibana
10 11 (1.02%) Packer
11 9 (0.83%) Istio
12 7 (0.65%) Rancher
13 6 (0.56%) Docker Swarm
14 5 (0.46%) logstash
15 4 (0.37%) AirWatch
15 4 (0.37%) Microsoft Intune
16 1 (0.093%) Hadoop YARN
16 1 (0.093%) Nagios
16 1 (0.093%) Salt
Vendors
1 123 (11.40%) Google
2 53 (4.91%) Bloomberg
3 21 (1.95%) Oracle
4 18 (1.67%) Xamarin
5 16 (1.48%) Dynatrace
6 12 (1.11%) hybris
7 11 (1.02%) Sitecore
8 10 (0.93%) Apple
9 9 (0.83%) IBM
10 6 (0.56%) Adobe
10 6 (0.56%) Microsoft
10 6 (0.56%) SAP
10 6 (0.56%) Solace
10 6 (0.56%) Twitter
11 5 (0.46%) Instagram
12 4 (0.37%) Sun
13 3 (0.28%) ATG
13 3 (0.28%) Demandware
13 3 (0.28%) Elastic Path
13 3 (0.28%) Splunk