Period
to 29 March 2020

The following table provides summary statistics for permanent job vacancies advertised in London 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 29 March 2020 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
England > London
6 months to
29 Mar 2020
Same period 2019 Same period 2018
Rank 199 399 583
Rank change year-on-year +200 +184 +213
Permanent jobs citing Kotlin 859 423 257
As % of all permanent jobs advertised in London 1.76% 0.69% 0.37%
As % of the Programming Languages category 3.13% 1.21% 0.67%
Number of salaries quoted 746 347 242
Median annual salary £80,000 £70,000 £70,000
Median salary % change year-on-year +14.29% - -3.45%
10th Percentile £53,750 £51,850 £48,750
90th Percentile £142,500 £103,750 £110,000
England median annual salary £70,000 £62,500 £65,000
% change year-on-year +12.00% -3.85% -10.34%

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 London with a requirement for coding skills.

All Programming Languages
London
Permanent vacancies with a requirement for coding skills 27,430 35,047 38,624
As % of all permanent IT jobs advertised in London 56.26% 56.96% 55.64%
Number of salaries quoted 22,736 29,409 32,565
Median annual salary £67,500 £65,000 £60,000
Median salary % change year-on-year +3.85% +8.33% -
10th Percentile £40,500 £37,500 £37,500
90th Percentile £103,750 £95,000 £91,250
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +5.26%

Kotlin
Job Vacancy Trend in London

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

Job vacancy trend for Kotlin in London

Kotlin
Salary Trend in London

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

Salary trend for Kotlin in London

Kotlin
Salary Histogram in London

Salary distribution for jobs citing Kotlin in London over the 6 months to 29 March 2020.

Salary histogram for Kotlin in London

Kotlin
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kotlin within the London region over the 6 months to 29 March 2020. 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
Central London +87 157 £75,000 - 56
West London +18 17 £77,500 +21.57% 19
South London - 8 £75,000 - 1
East London - 1 £80,000 - 1
Kotlin
England

For the 6 months to 29 March 2020, 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 London region with a requirement for Kotlin.

1 721 (83.93%) Java
2 533 (62.05%) Agile Software Development
3 364 (42.37%) Android
4 326 (37.95%) Software Engineering
5 303 (35.27%) Finance
6 295 (34.34%) TDD
7 291 (33.88%) AWS
8 275 (32.01%) JavaScript
9 245 (28.52%) Docker
10 241 (28.06%) Python
11 223 (25.96%) Banking
12 217 (25.26%) Android Development
13 205 (23.86%) Microservices
14 197 (22.93%) Apple iOS
15 188 (21.89%) Kubernetes
16 187 (21.77%) Artificial Intelligence
17 182 (21.19%) Mentoring
18 173 (20.14%) Mobile App
19 170 (19.79%) C#
20 168 (19.56%) Fintech
21 165 (19.21%) Open Source
22 164 (19.09%) Git (software)
23 157 (18.28%) DevOps
24 149 (17.35%) Web Services
25 147 (17.11%) Continuous Integration
25 147 (17.11%) Java 8
26 145 (16.88%) Derivative
27 143 (16.65%) Front Office
27 143 (16.65%) Asset Management
28 142 (16.53%) Fixed Income

Kotlin
Co-occurring IT Skills in 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 34 (3.96%) Apache Spark
2 12 (1.40%) Elasticsearch
3 8 (0.93%) WordPress
4 6 (0.70%) Ethereum
4 6 (0.70%) Hyperledger
5 3 (0.35%) Confluence
6 2 (0.23%) Apache
7 1 (0.12%) Apache Airflow
7 1 (0.12%) Camunda
7 1 (0.12%) Cloud Foundry
7 1 (0.12%) Jupyter
7 1 (0.12%) nginx
Business Applications
1 105 (12.22%) FINCAD Analytics
2 12 (1.40%) R3 Corda
3 8 (0.93%) Distributed Ledger
4 5 (0.58%) Payment Gateway
5 1 (0.12%) Salesforce.com CRM
Cloud Services
1 291 (33.88%) AWS
2 113 (13.15%) Azure
3 84 (9.78%) GCP
4 49 (5.70%) GitHub
5 38 (4.42%) Amazon ECS
6 36 (4.19%) Amazon SQS
6 36 (4.19%) Google Play
7 28 (3.26%) SaaS
8 9 (1.05%) Amazon S3
9 8 (0.93%) Firebase
9 8 (0.93%) Serverless
10 7 (0.81%) Amazon EC2
11 6 (0.70%) Amazon Kinesis
11 6 (0.70%) AWS CloudFormation
12 5 (0.58%) AWS Fargate
12 5 (0.58%) AWS Lambda
12 5 (0.58%) SonarCloud
13 4 (0.47%) Amazon EKS
14 3 (0.35%) CloudFront
14 3 (0.35%) Heroku
Communications & Networking
1 8 (0.93%) Bluetooth
2 5 (0.58%) Internet
3 3 (0.35%) HTTP
4 1 (0.12%) HTTPS
4 1 (0.12%) Wireless
Database & Business Intelligence
1 140 (16.30%) PostgreSQL
2 111 (12.92%) Amazon DynamoDB
3 106 (12.34%) Amazon Athena
4 52 (6.05%) Big Data
5 45 (5.24%) NoSQL
6 30 (3.49%) Amazon Redshift
7 28 (3.26%) Hadoop
8 26 (3.03%) Apache Hive
9 25 (2.91%) MongoDB
10 22 (2.56%) Relational Database
11 21 (2.44%) Blockchain
12 17 (1.98%) Apache Cassandra
13 16 (1.86%) Redis
14 13 (1.51%) MySQL
15 10 (1.16%) RDBMS
16 8 (0.93%) Amazon RDS
17 2 (0.23%) MariaDB
17 2 (0.23%) SQLite
18 1 (0.12%) Hazelcast
18 1 (0.12%) Neo4j
Development Applications
1 164 (19.09%) Git (software)
2 90 (10.48%) Android Studio
3 62 (7.22%) Cucumber
4 55 (6.40%) Jenkins
5 34 (3.96%) Gradle
6 30 (3.49%) Appium
6 30 (3.49%) JUnit
7 25 (2.91%) Xcode
8 23 (2.68%) Calabash
8 23 (2.68%) Maven
9 19 (2.21%) Mockito
10 13 (1.51%) Charles Proxy
11 12 (1.40%) CircleCI
11 12 (1.40%) JIRA
12 11 (1.28%) TeamCity
13 10 (1.16%) Selenium
14 9 (1.05%) Atlassian Bamboo
14 9 (1.05%) Bitbucket
14 9 (1.05%) RSpec
15 8 (0.93%) Gatling
General
1 303 (35.27%) Finance
2 223 (25.96%) Banking
3 143 (16.65%) Front Office
4 67 (7.80%) Retail
5 37 (4.31%) Investment Banking
6 25 (2.91%) Telecoms
7 14 (1.63%) Brand Awareness
8 9 (1.05%) Games
9 5 (0.58%) Law
9 5 (0.58%) Marketing
10 4 (0.47%) Advertising
10 4 (0.47%) Public Sector
11 3 (0.35%) Financial Institution
11 3 (0.35%) Publishing
12 2 (0.23%) Pharmaceutical
12 2 (0.23%) Retail Banking
13 1 (0.12%) Corporate Banking
Job Titles
1 450 (52.39%) Developer
2 167 (19.44%) Java Developer
3 142 (16.53%) Android Developer
4 112 (13.04%) Software Engineer
5 99 (11.53%) Android Engineer
6 83 (9.66%) Java Engineer
7 81 (9.43%) Senior Developer
8 71 (8.27%) Java Software Engineer
9 49 (5.70%) Senior Software Engineer
10 43 (5.01%) Analytics Manager
10 43 (5.01%) Engineering Manager
11 41 (4.77%) Senior Java Engineer
12 39 (4.54%) Development Manager
13 37 (4.31%) Senior Java Software Engineer
14 36 (4.19%) Mobile Developer
14 36 (4.19%) React Developer
15 33 (3.84%) Front Office Developer
15 33 (3.84%) Senior Android Developer
16 32 (3.73%) iOS Developer
17 29 (3.38%) Software Manager
Libraries, Frameworks & Software Standards
1 149 (17.35%) Web Services
2 137 (15.95%) Spring
3 127 (14.78%) RxJava
4 124 (14.44%) React
5 121 (14.09%) Node.js
6 120 (13.97%) Dagger
7 119 (13.85%) J2EE
8 115 (13.39%) REST
9 112 (13.04%) Kafka
10 91 (10.59%) RESTful
11 79 (9.20%) AngularJS
12 63 (7.33%) Android SDK
13 62 (7.22%) Redux
14 49 (5.70%) HTML
15 46 (5.36%) iOS SDK
16 45 (5.24%) CSS
17 44 (5.12%) React Native
18 40 (4.66%) Spring Boot
19 28 (3.26%) HTML5
20 23 (2.68%) JSON
Miscellaneous
1 173 (20.14%) Mobile App
2 145 (16.88%) Derivative
3 142 (16.53%) Fixed Income
4 138 (16.07%) Hedge funds
5 79 (9.20%) User Experience
6 66 (7.68%) Equities
7 63 (7.33%) Greenfield Project
8 50 (5.82%) Blog
9 36 (4.19%) Foreign Exchange (FX)
10 29 (3.38%) Algorithms
11 25 (2.91%) Equity Derivative
11 25 (2.91%) Exotic Derivative
11 25 (2.91%) Self-Motivation
12 23 (2.68%) Data Structures
13 20 (2.33%) Analytical Skills
14 16 (1.86%) Cloud Native
15 14 (1.63%) FMCG
16 10 (1.16%) Grid Computing
17 8 (0.93%) Enterprise Software
17 8 (0.93%) Online Banking
Operating Systems
1 364 (42.37%) Android
2 197 (22.93%) Apple iOS
3 64 (7.45%) Linux
4 38 (4.42%) Mac OS X
5 14 (1.63%) Unix
6 5 (0.58%) Embedded Linux
6 5 (0.58%) Windows
7 1 (0.12%) Android TV
7 1 (0.12%) tvOS
Processes & Methodologies
1 533 (62.05%) Agile Software Development
2 326 (37.95%) Software Engineering
3 295 (34.34%) TDD
4 217 (25.26%) Android Development
5 205 (23.86%) Microservices
6 187 (21.77%) Artificial Intelligence
7 182 (21.19%) Mentoring
8 168 (19.56%) Fintech
9 165 (19.21%) Open Source
10 157 (18.28%) DevOps
11 147 (17.11%) Continuous Integration
12 143 (16.65%) Asset Management
13 137 (15.95%) Investment Management
14 135 (15.72%) Performance Attribution
15 118 (13.74%) Decision-Making
16 117 (13.62%) Analytics
17 107 (12.46%) Migration
18 105 (12.22%) Performance Management
19 104 (12.11%) Mobile Development
20 103 (11.99%) Data Analytics
Programming Languages
1 721 (83.93%) Java
2 275 (32.01%) JavaScript
3 241 (28.06%) Python
4 170 (19.79%) C#
5 147 (17.11%) Java 8
6 125 (14.55%) C++
6 125 (14.55%) Scala
7 122 (14.20%) Apple Swift
8 72 (8.38%) SQL
9 69 (8.03%) Objective-C
10 64 (7.45%) Ruby
11 62 (7.22%) PHP
12 45 (5.24%) TypeScript
13 40 (4.66%) Go
14 36 (4.19%) ES6
15 32 (3.73%) Clojure
16 23 (2.68%) Groovy
17 14 (1.63%) Haskell
18 11 (1.28%) C
19 10 (1.16%) Rust
Qualifications
1 75 (8.73%) Degree
2 71 (8.27%) Computer Science Degree
3 2 (0.23%) CISSP
3 2 (0.23%) MCSE
3 2 (0.23%) Microsoft Certification
4 1 (0.12%) Master's Degree
Quality Assurance & Compliance
1 61 (7.10%) QA
2 5 (0.58%) PCI DSS
System Software
1 245 (28.52%) Docker
2 5 (0.58%) Firmware
Systems Management
1 188 (21.89%) Kubernetes
2 72 (8.38%) Terraform
3 38 (4.42%) Marathon
3 38 (4.42%) Mesos
4 15 (1.75%) Prometheus
5 14 (1.63%) Grafana
5 14 (1.63%) Puppet
6 11 (1.28%) Ansible
6 11 (1.28%) Kibana
7 9 (1.05%) Opscode Chef
8 8 (0.93%) Rancher
9 3 (0.35%) Consul
10 2 (0.23%) Istio
10 2 (0.23%) Pingdom
11 1 (0.12%) Graphite
Vendors
1 105 (12.22%) Bloomberg
2 76 (8.85%) Google
3 9 (1.05%) Microsoft
4 6 (0.70%) IBM
4 6 (0.70%) Instagram
4 6 (0.70%) Solace
5 5 (0.58%) Dynatrace
5 5 (0.58%) Twitter
6 3 (0.35%) Apple
6 3 (0.35%) Splunk
6 3 (0.35%) YouTube
7 2 (0.23%) Adobe
7 2 (0.23%) Atlassian
7 2 (0.23%) Oracle
8 1 (0.12%) Roku
8 1 (0.12%) Salesforce.com
8 1 (0.12%) Snapchat
8 1 (0.12%) Spotify
8 1 (0.12%) Xamarin