Period
to 27 November 2021

The table below provides summary statistics for permanent job vacancies with an option to work from home (WFH) and 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 27 November 2021 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
UK > Work from Home
6 months to
27 Nov 2021
Same period 2020 Same period 2019
Rank 154 122 182
Rank change year-on-year -32 +60 +92
Permanent jobs citing Kotlin 619 221 103
As % of all permanent jobs with a WFH option 2.12% 2.67% 1.33%
As % of the Programming Languages category 3.75% 4.21% 2.22%
Number of salaries quoted 424 218 101
10th Percentile £43,750 £49,625 £40,000
25th Percentile £58,250 £51,250 £42,500
Median annual salary (50th Percentile) £85,000 £65,000 £67,500
Median % change year-on-year +30.77% -3.70% +10.20%
75th Percentile £110,000 £84,688 £76,250
90th Percentile £126,250 £102,500 £102,500
UK median annual salary £70,000 £74,000 £67,500
% change year-on-year -5.41% +9.63% +3.85%

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 with a WFH option and a requirement for coding skills.

All Programming Languages
Work from Home
Permanent vacancies with a requirement for coding skills 16,508 5,244 4,649
As % of all permanent jobs with a WFH option 56.59% 63.45% 60.12%
Number of salaries quoted 13,322 4,775 4,183
10th Percentile £37,500 £36,250 £33,750
25th Percentile £45,000 £42,500 £41,250
Median annual salary (50th Percentile) £60,000 £55,000 £55,000
Median % change year-on-year +9.09% - +4.76%
75th Percentile £80,000 £71,250 £72,500
90th Percentile £95,000 £83,750 £87,500
UK median annual salary £60,000 £55,000 £52,500
% change year-on-year +9.09% +4.76% +5.00%

Kotlin
Trend for Jobs with a WFH Option

Job vacancies with a work from home option citing Kotlin as a proportion of all IT jobs advertised.

Kotlin trend for jobs with a WFH option

Kotlin
Salary Trend for Jobs with a WFH Option

3-month moving average salary quoted in job vacancies with a work from home option citing Kotlin.

Kotlin salary trend for jobs with a WFH option

Kotlin
Salary Histogram for Jobs with a WFH Option

Salary distribution for jobs with a work from home option citing Kotlin over the 6 months to 27 November 2021.

Kotlin salary histogram for jobs with a WFH option

For the 6 months to 27 November 2021, Kotlin job roles required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent jobs with a WFH option and a requirement for Kotlin.

1 488 (78.84%) Java
2 303 (48.95%) Software Engineering
3 260 (42.00%) Agile Software Development
4 234 (37.80%) AWS
5 219 (35.38%) JavaScript
6 211 (34.09%) Android
7 203 (32.79%) React
8 197 (31.83%) Finance
9 176 (28.43%) Kubernetes
9 176 (28.43%) TypeScript
10 158 (25.53%) Full Stack Development
11 146 (23.59%) Microservices
11 146 (23.59%) Spring
12 138 (22.29%) Android Development
13 136 (21.97%) Docker
14 135 (21.81%) Scala
15 130 (21.00%) Apple iOS
16 114 (18.42%) Python
17 111 (17.93%) Mobile App
18 109 (17.61%) PostgreSQL
19 108 (17.45%) Apple Swift
20 105 (16.96%) GCP
21 93 (15.02%) TDD
22 92 (14.86%) Azure
22 92 (14.86%) Serverless
23 91 (14.70%) Spring Boot
23 91 (14.70%) AngularJS
24 88 (14.22%) Google
25 87 (14.05%) Node.js
26 86 (13.89%) Amazon DynamoDB

Kotlin
Co-occurring IT Skills with a WFH Option 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 63 (10.18%) Apache
2 27 (4.36%) Elasticsearch
3 19 (3.07%) Apache Pulsar
4 12 (1.94%) nginx
5 9 (1.45%) Confluence
6 5 (0.81%) CMS
7 3 (0.48%) Apache Airflow
8 2 (0.32%) Headless CMS
Applications
1 10 (1.62%) Figma
2 5 (0.81%) Sketch
3 3 (0.48%) InVision
4 2 (0.32%) Adobe XD
5 1 (0.16%) Photoshop
Business Applications
1 8 (1.29%) Distributed Ledger
2 6 (0.97%) Summit
3 3 (0.48%) Shopify
4 2 (0.32%) R3 Corda
4 2 (0.32%) SDL Web 8
Cloud Services
1 234 (37.80%) AWS
2 105 (16.96%) GCP
3 92 (14.86%) Azure
3 92 (14.86%) Serverless
4 82 (13.25%) AWS Lambda
5 66 (10.66%) Amazon EC2
6 61 (9.85%) Amazon S3
7 30 (4.85%) Firebase
8 27 (4.36%) GitHub
9 24 (3.88%) Datadog
10 23 (3.72%) SaaS
11 16 (2.58%) Heroku
12 14 (2.26%) IaaS
12 14 (2.26%) Slack
13 13 (2.10%) Google Play
14 10 (1.62%) Bitrise
15 9 (1.45%) Cloud Computing
16 8 (1.29%) Amazon ECS
16 8 (1.29%) CloudFront
16 8 (1.29%) PaaS
Communications & Networking
1 7 (1.13%) RIP
2 6 (0.97%) HTTP
3 1 (0.16%) Bluetooth
3 1 (0.16%) DHCP
3 1 (0.16%) DNS
3 1 (0.16%) Firewall
3 1 (0.16%) Multicast
Database & Business Intelligence
1 109 (17.61%) PostgreSQL
2 86 (13.89%) Amazon DynamoDB
3 69 (11.15%) NoSQL
4 54 (8.72%) Relational Database
5 45 (7.27%) MongoDB
6 44 (7.11%) Apache Ignite
7 28 (4.52%) SQL Server
8 22 (3.55%) RDBMS
9 19 (3.07%) Blockchain
10 18 (2.91%) Apache Cassandra
11 17 (2.75%) Amazon Aurora
12 14 (2.26%) Redis
13 13 (2.10%) MySQL
14 12 (1.94%) Amazon Athena
15 8 (1.29%) Amazon RDS
16 7 (1.13%) Data Lake
17 3 (0.48%) DB2
17 3 (0.48%) MariaDB
17 3 (0.48%) OLTP
17 3 (0.48%) SQLite
Development Applications
1 65 (10.50%) Jenkins
2 47 (7.59%) Git (software)
3 37 (5.98%) GitLab
4 26 (4.20%) Gradle
4 26 (4.20%) Maven
5 23 (3.72%) JIRA
6 17 (2.75%) Babel
7 14 (2.26%) CircleCI
8 10 (1.62%) Appium
8 10 (1.62%) TestRail
9 7 (1.13%) Crashlytics
9 7 (1.13%) Mockito
10 6 (0.97%) Android Studio
10 6 (0.97%) JUnit
11 5 (0.81%) ESLint
12 4 (0.65%) Bitbucket
12 4 (0.65%) Browser DevTools
12 4 (0.65%) Mercurial
12 4 (0.65%) TeamCity
13 3 (0.48%) PostCSS
General
1 197 (31.83%) Finance
2 79 (12.76%) Social Skills
3 58 (9.37%) Retail
4 56 (9.05%) Front Office
5 42 (6.79%) Banking
6 21 (3.39%) Marketing
7 20 (3.23%) Inclusion and Diversity
8 19 (3.07%) Billing
8 19 (3.07%) Presentation Skills
9 15 (2.42%) Manufacturing
10 13 (2.10%) Games
11 12 (1.94%) Telecoms
12 11 (1.78%) Electronics
13 7 (1.13%) Publishing
14 6 (0.97%) Analytical Skills
15 4 (0.65%) Back Office
15 4 (0.65%) Local Government
16 3 (0.48%) Legal
16 3 (0.48%) Private Banking
16 3 (0.48%) Public Speaking
Job Titles
1 346 (55.90%) Developer
2 201 (32.47%) Software Engineer
3 104 (16.80%) Java Developer
4 82 (13.25%) Android Developer
5 78 (12.60%) Senior Software Engineer
6 73 (11.79%) Java Engineer
7 63 (10.18%) Developer/Software Engineer
8 53 (8.56%) Senior Developer
9 45 (7.27%) Python Developer
10 44 (7.11%) Java Software Engineer
10 44 (7.11%) Python Engineer
10 44 (7.11%) Python Software Engineer
11 35 (5.65%) Software Developer
12 32 (5.17%) Mobile Developer
13 29 (4.68%) Lead Developer
14 25 (4.04%) React Developer
15 24 (3.88%) Android Engineer
15 24 (3.88%) Java Software Developer
15 24 (3.88%) Senior Java Developer
16 22 (3.55%) Lead Software Engineer
Libraries, Frameworks & Software Standards
1 203 (32.79%) React
2 146 (23.59%) Spring
3 91 (14.70%) AngularJS
3 91 (14.70%) Spring Boot
4 87 (14.05%) Node.js
5 76 (12.28%) Web Services
6 74 (11.95%) Vue.js
7 66 (10.66%) REST
8 63 (10.18%) GraphQL
9 60 (9.69%) React Native
10 47 (7.59%) Kafka
11 40 (6.46%) Next.js
12 35 (5.65%) RESTful
13 29 (4.68%) CSS
14 28 (4.52%) HTML
15 20 (3.23%) Dagger
16 19 (3.07%) RabbitMQ
16 19 (3.07%) RxJava
16 19 (3.07%) Samza
16 19 (3.07%) Spring WebFlux
Miscellaneous
1 111 (17.93%) Mobile App
2 62 (10.02%) Derivative
3 58 (9.37%) Equities
3 58 (9.37%) Fixed Income
3 58 (9.37%) Foreign Exchange (FX)
4 55 (8.89%) iPad
5 49 (7.92%) User Experience
6 45 (7.27%) Greenfield Project
7 44 (7.11%) Hedge funds
8 24 (3.88%) Virtual Team
9 23 (3.72%) Algorithms
10 20 (3.23%) Data Structures
11 17 (2.75%) Credit Risk
12 16 (2.58%) BYOD
13 13 (2.10%) Market Risk
14 11 (1.78%) Public Cloud
15 8 (1.29%) CUDA
16 7 (1.13%) Clustering
17 6 (0.97%) Legacy Applications
18 5 (0.81%) Self-Motivation
Operating Systems
1 211 (34.09%) Android
2 130 (21.00%) Apple iOS
3 33 (5.33%) Linux
4 3 (0.48%) Mac OS
5 2 (0.32%) Alpine Linux
5 2 (0.32%) CentOS
5 2 (0.32%) Unix
5 2 (0.32%) Windows
Processes & Methodologies
1 303 (48.95%) Software Engineering
2 260 (42.00%) Agile Software Development
3 158 (25.53%) Full Stack Development
4 146 (23.59%) Microservices
5 138 (22.29%) Android Development
6 93 (15.02%) TDD
7 83 (13.41%) DevOps
8 78 (12.60%) iOS Development
9 74 (11.95%) Mobile Development
10 73 (11.79%) Fintech
11 69 (11.15%) E-Commerce
12 62 (10.02%) Test Automation
13 59 (9.53%) Continuous Integration
14 57 (9.21%) Asset Management
14 57 (9.21%) Mentoring
15 50 (8.08%) Scrum
16 48 (7.75%) Kanban
17 44 (7.11%) OO
18 42 (6.79%) Analytics
18 42 (6.79%) Computer Science
Programming Languages
1 488 (78.84%) Java
2 219 (35.38%) JavaScript
3 176 (28.43%) TypeScript
4 135 (21.81%) Scala
5 114 (18.42%) Python
6 108 (17.45%) Apple Swift
7 83 (13.41%) SQL
8 54 (8.72%) Clojure
9 46 (7.43%) Go
10 41 (6.62%) C#
11 31 (5.01%) C++
11 31 (5.01%) Java 8
11 31 (5.01%) Objective-C
12 25 (4.04%) C
13 15 (2.42%) Java 11
14 14 (2.26%) PHP
15 11 (1.78%) Groovy
16 9 (1.45%) Ruby
17 7 (1.13%) ES6
18 6 (0.97%) Dart
Qualifications
1 42 (6.79%) Degree
2 24 (3.88%) Computer Science Degree
3 3 (0.48%) Postgraduate
3 3 (0.48%) SANS
4 2 (0.32%) AWS Certification
4 2 (0.32%) BPSS Clearance
4 2 (0.32%) SC Cleared
4 2 (0.32%) Security Cleared
5 1 (0.16%) DBS Check
5 1 (0.16%) Master's Degree
Quality Assurance & Compliance
1 22 (3.55%) QA
2 8 (1.29%) Accessibility
3 5 (0.81%) WCAG
System Software
1 136 (21.97%) Docker
2 3 (0.48%) ISA Server
3 2 (0.32%) Firmware
Systems Management
1 176 (28.43%) Kubernetes
2 71 (11.47%) Terraform
3 7 (1.13%) Docker Swarm
3 7 (1.13%) Prometheus
4 5 (0.81%) Ansible
5 4 (0.65%) Opscode Chef
6 3 (0.48%) Grafana
6 3 (0.48%) Mesos
6 3 (0.48%) Puppet
7 2 (0.32%) Kibana
7 2 (0.32%) logstash
7 2 (0.32%) ZABBIX
8 1 (0.16%) linkerd
Vendors
1 88 (14.22%) Google
2 23 (3.72%) Oracle
3 10 (1.62%) Apple
3 10 (1.62%) Microsoft
4 9 (1.45%) Elastic Path
5 8 (1.29%) YouTube
6 7 (1.13%) Facebook
7 6 (0.97%) Adobe
7 6 (0.97%) Bloomberg
7 6 (0.97%) HubSpot
7 6 (0.97%) Xamarin
8 5 (0.81%) SAP
9 4 (0.65%) Salesforce.com
10 3 (0.48%) HP
10 3 (0.48%) New Relic
10 3 (0.48%) Xero
11 2 (0.32%) AppDynamics
12 1 (0.16%) Capita