Period
to 19 January 2022

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 19 January 2022 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
UK > England
6 months to
19 Jan 2022
Same period 2021 Same period 2020
Rank 217 230 324
Rank change year-on-year +13 +94 +276
Permanent jobs citing Kotlin 1,884 804 1,112
As % of all permanent jobs advertised in England 1.70% 1.42% 0.97%
As % of the Programming Languages category 3.17% 2.45% 1.78%
Number of salaries quoted 1,200 707 908
10th Percentile £47,500 £46,250 £40,000
25th Percentile £51,250 £53,750 £52,500
Median annual salary (50th Percentile) £70,000 £72,500 £70,000
Median % change year-on-year -3.45% +3.57% +7.69%
75th Percentile £96,250 £92,500 £94,063
90th Percentile £111,250 £116,750 £126,250
UK median annual salary £70,000 £72,500 £70,000
% change year-on-year -3.45% +3.57% +7.69%

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 59,480 32,841 62,398
As % of all permanent IT jobs advertised in England 53.52% 58.10% 54.19%
Number of salaries quoted 39,827 28,360 52,320
10th Percentile £36,250 £35,000 £32,000
25th Percentile £45,000 £42,500 £40,000
Median annual salary (50th Percentile) £60,000 £57,500 £55,000
Median % change year-on-year +4.35% +4.55% +4.76%
75th Percentile £81,250 £75,000 £72,500
90th Percentile £100,000 £90,000 £90,000
UK median annual salary £60,000 £55,000 £52,500
% change year-on-year +9.09% +4.76% -

Kotlin
Job Vacancy Trend in England

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

Job vacancy trend for Kotlin in England

Kotlin
Salary Trend in England

3-month moving average salary quoted in jobs citing Kotlin in England.

Salary trend for Kotlin in England

Kotlin
Salary Histogram in England

Salary distribution for jobs citing Kotlin in England over the 6 months to 19 January 2022.

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 19 January 2022. 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
Jobs
London -26 1,195 £85,000 +6.25% 175
North of England +30 316 £57,500 - 25
South East +27 170 £62,500 +6.38% 9
Yorkshire +22 166 £57,500 - 4
North West +5 139 £60,000 +9.09% 19
South West -4 89 £55,000 +4.76% 17
Midlands -94 46 £67,500 +50.00% 12
West Midlands -61 37 £67,500 +63.64% 5
East of England -70 29 £50,000 +17.65% 10
North East -32 11 - - 2
East Midlands -84 8 £60,000 +33.33% 7
South Coast - 3 - -
Kotlin
UK

For the 6 months to 19 January 2022, 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 1,440 (76.43%) Java
2 933 (49.52%) Agile Software Development
3 867 (46.02%) Software Engineering
4 689 (36.57%) AWS
5 662 (35.14%) Android
5 662 (35.14%) JavaScript
6 621 (32.96%) Kubernetes
7 574 (30.47%) Docker
8 565 (29.99%) React
9 479 (25.42%) Finance
10 478 (25.37%) DevOps
11 477 (25.32%) Python
12 463 (24.58%) Android Development
13 447 (23.73%) Scala
14 445 (23.62%) CI/CD
15 401 (21.28%) Azure
16 391 (20.75%) Microservices
17 383 (20.33%) TDD
18 379 (20.12%) Apple iOS
19 378 (20.06%) AngularJS
20 363 (19.27%) C#
21 357 (18.95%) Social Skills
22 350 (18.58%) Mobile App
23 339 (17.99%) TypeScript
24 334 (17.73%) Terraform
25 305 (16.19%) Full Stack Development
26 300 (15.92%) Spring
27 297 (15.76%) Apple Swift
28 294 (15.61%) GCP
29 292 (15.50%) Vue.js

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
1 112 (5.94%) Apache
2 36 (1.91%) Elasticsearch
3 24 (1.27%) Confluence
4 20 (1.06%) Apache Spark
5 13 (0.69%) Apache Pulsar
6 7 (0.37%) Apache Airflow
6 7 (0.37%) CMS
6 7 (0.37%) Gunicorn
6 7 (0.37%) Jetty
7 6 (0.32%) nginx
8 5 (0.27%) Tomcat
9 4 (0.21%) MQSeries
10 3 (0.16%) WordPress
11 2 (0.11%) SAS
Applications
1 27 (1.43%) Sketch
2 20 (1.06%) InVision
3 5 (0.27%) Chatbot
3 5 (0.27%) GIMP
3 5 (0.27%) Photoshop
4 4 (0.21%) Spreadsheet
5 2 (0.11%) Adobe XD
Business Applications
1 42 (2.23%) Distributed Ledger
2 29 (1.54%) R3 Corda
3 9 (0.48%) Summit
4 3 (0.16%) Shopify
5 2 (0.11%) Payment Gateway
5 2 (0.11%) Sentinel
6 1 (0.053%) Magento
Cloud Services
1 689 (36.57%) AWS
2 401 (21.28%) Azure
3 294 (15.61%) GCP
4 185 (9.82%) AWS CloudFormation
5 174 (9.24%) Serverless
6 150 (7.96%) AWS Lambda
7 108 (5.73%) SaaS
8 102 (5.41%) GitHub
9 100 (5.31%) Amazon EC2
10 93 (4.94%) Google Play
11 92 (4.88%) Amazon S3
12 74 (3.93%) Firebase
13 34 (1.80%) npm
14 29 (1.54%) Slack
15 25 (1.33%) IaaS
16 24 (1.27%) Cloud Computing
17 22 (1.17%) OpenShift
18 20 (1.06%) PaaS
19 19 (1.01%) Amazon EKS
20 18 (0.96%) Datadog
Communications & Networking
1 64 (3.40%) HTTP
2 23 (1.22%) Broadband
3 18 (0.96%) VoIP
4 11 (0.58%) TCP/IP
5 9 (0.48%) Firewall
6 7 (0.37%) 5G
6 7 (0.37%) Network Security
7 5 (0.27%) SMS
8 3 (0.16%) SSL
9 2 (0.11%) DHCP
9 2 (0.11%) DNS
9 2 (0.11%) DSL
9 2 (0.11%) Internet
9 2 (0.11%) Multicast
10 1 (0.053%) Bluetooth
10 1 (0.053%) NFC
10 1 (0.053%) RIP
10 1 (0.053%) SAN
10 1 (0.053%) SNMP
Database & Business Intelligence
1 211 (11.20%) PostgreSQL
2 135 (7.17%) Amazon DynamoDB
3 134 (7.11%) MongoDB
4 126 (6.69%) NoSQL
5 101 (5.36%) Relational Database
6 72 (3.82%) Apache Ignite
7 63 (3.34%) SQL Server
8 59 (3.13%) MySQL
9 56 (2.97%) Redis
10 46 (2.44%) Blockchain
11 43 (2.28%) RDBMS
12 40 (2.12%) Big Data
13 36 (1.91%) Apache Cassandra
14 20 (1.06%) Amazon Aurora
15 19 (1.01%) Hazelcast
16 14 (0.74%) Aerospike
16 14 (0.74%) Metadata
17 11 (0.58%) Data Warehouse
18 8 (0.42%) Amazon RDS
18 8 (0.42%) DB2
Development Applications
1 288 (15.29%) Git (software)
2 217 (11.52%) Jenkins
3 78 (4.14%) Gradle
4 76 (4.03%) GitLab
5 66 (3.50%) JUnit
6 63 (3.34%) Android Studio
7 62 (3.29%) Maven
8 55 (2.92%) Bitbucket
9 53 (2.81%) JIRA
10 42 (2.23%) webpack
11 41 (2.18%) Mercurial
12 30 (1.59%) Mockito
12 30 (1.59%) Selenium
13 28 (1.49%) CircleCI
14 27 (1.43%) Cypress.io
15 25 (1.33%) Xcode
16 24 (1.27%) Babel
17 23 (1.22%) Appium
17 23 (1.22%) git-flow
17 23 (1.22%) Postman
General
1 479 (25.42%) Finance
2 357 (18.95%) Social Skills
3 109 (5.79%) Banking
4 97 (5.15%) Retail
5 91 (4.83%) Games
6 80 (4.25%) Front Office
7 61 (3.24%) Marketing
8 60 (3.18%) Analytical Skills
9 50 (2.65%) Telecoms
10 25 (1.33%) Advertising
11 24 (1.27%) Fire and Rescue
12 23 (1.22%) Inclusion and Diversity
13 20 (1.06%) Automotive
13 20 (1.06%) Billing
14 19 (1.01%) Back Office
14 19 (1.01%) Financial Institution
14 19 (1.01%) Publishing
15 14 (0.74%) Pharmaceutical
16 13 (0.69%) Electronics
16 13 (0.69%) Investment Banking
Job Titles
1 966 (51.27%) Developer
2 550 (29.19%) Software Engineer
3 284 (15.07%) Java Developer
4 282 (14.97%) Android Developer
5 240 (12.74%) Senior Developer
6 139 (7.38%) Senior Software Engineer
7 134 (7.11%) Java Engineer
8 106 (5.63%) Senior Java Developer
9 104 (5.52%) Software Developer
10 95 (5.04%) React Developer
11 94 (4.99%) Developer/Software Engineer
12 89 (4.72%) Java Software Engineer
13 81 (4.30%) Python Developer
14 80 (4.25%) Applications Developer
15 79 (4.19%) JavaScript Engineer
16 78 (4.14%) Python Engineer
17 75 (3.98%) Mobile Developer
18 73 (3.87%) Android Engineer
19 72 (3.82%) Python Software Engineer
20 70 (3.72%) Senior Android Developer
Libraries, Frameworks & Software Standards
1 565 (29.99%) React
2 378 (20.06%) AngularJS
3 300 (15.92%) Spring
4 292 (15.50%) Vue.js
5 236 (12.53%) Kafka
6 234 (12.42%) Spring Boot
7 217 (11.52%) Node.js
8 210 (11.15%) REST
9 171 (9.08%) RESTful
10 163 (8.65%) CSS
11 159 (8.44%) HTML
12 136 (7.22%) React Native
13 133 (7.06%) GraphQL
14 118 (6.26%) .NET
15 105 (5.57%) Web Services
16 80 (4.25%) HTML5
17 79 (4.19%) JSON
18 76 (4.03%) RxJava
19 54 (2.87%) Android Jetpack
20 53 (2.81%) Sass
Miscellaneous
1 350 (18.58%) Mobile App
2 218 (11.57%) User Experience
3 112 (5.94%) Greenfield Project
4 89 (4.72%) Derivative
5 87 (4.62%) Equities
5 87 (4.62%) Fixed Income
6 84 (4.46%) Foreign Exchange (FX)
7 76 (4.03%) Hedge funds
8 65 (3.45%) Enterprise Software
9 59 (3.13%) iPad
10 51 (2.71%) Algorithms
11 36 (1.91%) Video\Live Streaming
12 34 (1.80%) Data Structures
13 30 (1.59%) Cloud Native
14 28 (1.49%) NHS
15 26 (1.38%) Credit Risk
16 21 (1.11%) Blog
16 21 (1.11%) Social Media
17 20 (1.06%) Handset
17 20 (1.06%) Virtual Team
Operating Systems
1 662 (35.14%) Android
2 379 (20.12%) Apple iOS
3 127 (6.74%) Linux
4 34 (1.80%) Unix
5 25 (1.33%) Windows
6 7 (0.37%) Alpine Linux
6 7 (0.37%) CentOS
7 5 (0.27%) Mac OS
8 4 (0.21%) OpenWrt
9 1 (0.053%) CoreOS
9 1 (0.053%) Debian
9 1 (0.053%) Embedded Linux
9 1 (0.053%) Red Hat Enterprise Linux
9 1 (0.053%) Windows Server
Processes & Methodologies
1 933 (49.52%) Agile Software Development
2 867 (46.02%) Software Engineering
3 478 (25.37%) DevOps
4 463 (24.58%) Android Development
5 445 (23.62%) CI/CD
6 391 (20.75%) Microservices
7 383 (20.33%) TDD
8 305 (16.19%) Full Stack Development
9 273 (14.49%) Mobile Development
10 225 (11.94%) OOP
11 223 (11.84%) Continuous Integration
12 197 (10.46%) Computer Science
12 197 (10.46%) Test Automation
13 193 (10.24%) Fintech
14 190 (10.08%) Mentoring
15 178 (9.45%) iOS Development
16 174 (9.24%) OO
17 165 (8.76%) Problem-Solving
18 164 (8.70%) Scrum
19 144 (7.64%) Unit Testing
Programming Languages
1 1,440 (76.43%) Java
2 662 (35.14%) JavaScript
3 477 (25.32%) Python
4 447 (23.73%) Scala
5 363 (19.27%) C#
6 339 (17.99%) TypeScript
7 297 (15.76%) Apple Swift
8 287 (15.23%) Go
9 214 (11.36%) SQL
10 201 (10.67%) C++
11 140 (7.43%) Ruby
12 107 (5.68%) PHP
13 96 (5.10%) Objective-C
14 86 (4.56%) Java 8
15 83 (4.41%) Clojure
16 79 (4.19%) Dart
17 61 (3.24%) Java 11
18 51 (2.71%) Groovy
19 46 (2.44%) R
20 43 (2.28%) Perl
Qualifications
1 165 (8.76%) Degree
2 95 (5.04%) Computer Science Degree
3 18 (0.96%) AWS Certification
4 16 (0.85%) SANS
5 14 (0.74%) Security Cleared
6 12 (0.64%) SC Cleared
7 6 (0.32%) Microsoft Certification
8 4 (0.21%) DV Cleared
9 3 (0.16%) Postgraduate
10 2 (0.11%) Master's Degree
11 1 (0.053%) DBS Check
Quality Assurance & Compliance
1 108 (5.73%) QA
2 18 (0.96%) Accessibility
3 16 (0.85%) WCAG
4 8 (0.42%) PCI DSS
5 7 (0.37%) GRC
6 6 (0.32%) GDPR
7 5 (0.27%) HIPAA
7 5 (0.27%) SOC 2
8 1 (0.053%) ISO/IEC 14443
8 1 (0.053%) ISO/IEC 27001
8 1 (0.053%) PMO
System Software
1 574 (30.47%) Docker
2 5 (0.27%) Apache ZooKeeper
3 4 (0.21%) ISA Server
4 3 (0.16%) Virtual Machines
5 2 (0.11%) Firmware
6 1 (0.053%) Apache Flume
Systems Management
1 621 (32.96%) Kubernetes
2 334 (17.73%) Terraform
3 47 (2.49%) Ansible
4 24 (1.27%) Puppet
5 23 (1.22%) Prometheus
6 22 (1.17%) Grafana
7 15 (0.80%) Istio
8 14 (0.74%) Opscode Chef
9 12 (0.64%) Rancher
10 7 (0.37%) Graphite
11 6 (0.32%) Docker Swarm
12 5 (0.27%) Kibana
13 4 (0.21%) HP Quality Center
13 4 (0.21%) Kustomize
13 4 (0.21%) Mesos
14 3 (0.16%) Consul
14 3 (0.16%) Graylog
15 2 (0.11%) Fluentd
16 1 (0.053%) collectd
16 1 (0.053%) Packer
Vendors
1 286 (15.18%) Google
2 81 (4.30%) Microsoft
3 72 (3.82%) Salesforce.com
4 68 (3.61%) Oracle
5 44 (2.34%) Apple
6 18 (0.96%) Adobe
6 18 (0.96%) Spotify
7 16 (0.85%) Xamarin
8 14 (0.74%) BEA
8 14 (0.74%) CrowdStrike
9 11 (0.58%) Aareon
10 9 (0.48%) Bloomberg
10 9 (0.48%) Elastic Path
10 9 (0.48%) HubSpot
11 8 (0.42%) Cognizant
11 8 (0.42%) Facebook
12 6 (0.32%) Atlassian
12 6 (0.32%) YouTube
13 5 (0.27%) Actian
13 5 (0.27%) Intel