Period
to 29 October 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 October 2020 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
England > London
6 months to
29 Oct 2020
Same period 2019 Same period 2018
Rank 112 268 474
Rank change year-on-year +156 +206 +266
Permanent jobs citing Kotlin 564 696 383
As % of all permanent jobs advertised in London 2.83% 1.26% 0.56%
As % of the Programming Languages category 4.63% 2.25% 0.98%
Number of salaries quoted 693 653 334
Median annual salary £77,500 £72,500 £70,000
Median salary % change year-on-year +6.90% +3.57% -
10th Percentile £50,000 £47,500 £50,000
90th Percentile £128,750 £107,500 £103,750
England median annual salary £72,500 £67,500 £65,000
% change year-on-year +7.41% +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 advertised in London with a requirement for coding skills.

All Programming Languages
London
Permanent vacancies with a requirement for coding skills 12,183 30,963 38,987
As % of all permanent IT jobs advertised in London 61.07% 56.27% 57.31%
Number of salaries quoted 10,438 25,837 32,261
Median annual salary £70,000 £65,000 £62,500
Median salary % change year-on-year +7.69% +4.00% +4.17%
10th Percentile £45,000 £38,750 £37,500
90th Percentile £110,000 £100,000 £95,000
England median annual salary £57,500 £52,500 £50,000
% change year-on-year +9.52% +5.00% -

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 October 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 October 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 +66 114 £75,000 +7.14% 46
East London - 6 £80,000 - 6
South London +59 1 £50,000 -37.50%
Kotlin
England

For the 6 months to 29 October 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.

1 503 (89.18%) Java
2 319 (56.56%) Agile Software Development
3 217 (38.48%) JavaScript
4 212 (37.59%) Python
5 207 (36.70%) Software Engineering
6 206 (36.52%) Finance
7 197 (34.93%) AWS
8 179 (31.74%) Web Services
9 172 (30.50%) Microservices
10 158 (28.01%) React
11 154 (27.30%) AngularJS
12 147 (26.06%) SQL
13 137 (24.29%) TDD
14 132 (23.40%) Scala
15 131 (23.23%) Docker
16 128 (22.70%) Vue.js
16 128 (22.70%) Android
17 119 (21.10%) Foreign Exchange (FX)
18 117 (20.74%) Amazon DynamoDB
19 116 (20.57%) Kafka
20 114 (20.21%) Asset Management
21 113 (20.04%) Front Office
21 113 (20.04%) TypeScript
22 112 (19.86%) Derivative
22 112 (19.86%) Fixed Income
23 111 (19.68%) Banking
24 110 (19.50%) Equities
25 108 (19.15%) Hedge funds
26 107 (18.97%) DevOps
26 107 (18.97%) Serverless

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 22 (3.90%) Apache
1 22 (3.90%) Elasticsearch
2 13 (2.30%) Apache Spark
3 1 (0.18%) Apache Airflow
3 1 (0.18%) nginx
Business Applications
1 54 (9.57%) R3 Corda
2 47 (8.33%) Distributed Ledger
3 9 (1.60%) Payment Gateway
4 3 (0.53%) FINCAD Analytics
4 3 (0.53%) Oracle Cash Management
Cloud Services
1 197 (34.93%) AWS
2 107 (18.97%) Serverless
3 104 (18.44%) AWS Lambda
4 102 (18.09%) Amazon EC2
4 102 (18.09%) Amazon S3
5 77 (13.65%) Azure
6 40 (7.09%) GCP
7 16 (2.84%) GitHub
8 11 (1.95%) iPaaS
9 10 (1.77%) Heroku
9 10 (1.77%) SaaS
10 9 (1.60%) Amazon SQS
10 9 (1.60%) Azure Active Directory
11 6 (1.06%) BrowserStack
11 6 (1.06%) Sauce Labs
12 4 (0.71%) Amazon EKS
12 4 (0.71%) AWS CloudFormation
13 3 (0.53%) Amazon ECS
13 3 (0.53%) Firebase
13 3 (0.53%) Google Play
Communications & Networking
1 4 (0.71%) Internet
2 2 (0.35%) HTTPS
3 1 (0.18%) Bluetooth
3 1 (0.18%) HTTP
Database & Business Intelligence
1 117 (20.74%) Amazon DynamoDB
2 59 (10.46%) NoSQL
3 40 (7.09%) Blockchain
4 30 (5.32%) MongoDB
5 28 (4.96%) PostgreSQL
6 21 (3.72%) Apache Ignite
7 20 (3.55%) Redis
8 15 (2.66%) Hadoop
9 13 (2.30%) Apache Cassandra
9 13 (2.30%) Relational Database
10 10 (1.77%) SQL Server
11 7 (1.24%) Apache Hive
11 7 (1.24%) Big Data
11 7 (1.24%) Couchbase
12 6 (1.06%) Hazelcast
13 5 (0.89%) MySQL
14 3 (0.53%) Amazon Athena
14 3 (0.53%) BigQuery
14 3 (0.53%) Looker
15 2 (0.35%) Scylla
Development Applications
1 34 (6.03%) IntelliJ
2 30 (5.32%) Git (software)
3 24 (4.26%) Jenkins
4 20 (3.55%) Gradle
5 18 (3.19%) Android Studio
6 15 (2.66%) JIRA
7 13 (2.30%) Xcode
8 12 (2.13%) Appium
8 12 (2.13%) Maven
9 10 (1.77%) Calabash
10 8 (1.42%) Cucumber
10 8 (1.42%) Selenium
11 6 (1.06%) SonarQube
11 6 (1.06%) TeamCity
12 4 (0.71%) Charles Proxy
12 4 (0.71%) GitLab
12 4 (0.71%) JUnit
13 3 (0.53%) CocoaPods
13 3 (0.53%) fastlane
13 3 (0.53%) Travis CI
General
1 206 (36.52%) Finance
2 113 (20.04%) Front Office
3 111 (19.68%) Banking
4 54 (9.57%) Investment Banking
5 21 (3.72%) Retail
6 14 (2.48%) Games
6 14 (2.48%) Retail Banking
7 12 (2.13%) Law
8 7 (1.24%) French Language
9 5 (0.89%) Publishing
10 2 (0.35%) Public Sector
11 1 (0.18%) Electronics
11 1 (0.18%) Manufacturing
11 1 (0.18%) Marketing
11 1 (0.18%) Telecoms
Job Titles
1 414 (73.40%) Developer
2 148 (26.24%) Software Engineer
3 111 (19.68%) Java Developer
4 104 (18.44%) Developer/Software Engineer
5 87 (15.43%) Python Developer
6 83 (14.72%) Python Engineer
7 82 (14.54%) Python Software Engineer
8 74 (13.12%) Senior Developer
9 63 (11.17%) JavaScript Developer
10 61 (10.82%) Full Stack Developer
11 58 (10.28%) JavaScript Engineer
12 55 (9.75%) Android Developer
13 33 (5.85%) Java Engineer
14 32 (5.67%) React Developer
15 31 (5.50%) Senior Java Developer
16 26 (4.61%) Lead Developer
17 22 (3.90%) Senior Software Engineer
18 19 (3.37%) Clojure Developer
19 18 (3.19%) Android Engineer
19 18 (3.19%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 179 (31.74%) Web Services
2 158 (28.01%) React
3 154 (27.30%) AngularJS
4 128 (22.70%) Vue.js
5 116 (20.57%) Kafka
6 79 (14.01%) Node.js
7 75 (13.30%) Spring Boot
8 73 (12.94%) React Native
9 64 (11.35%) OAuth
10 62 (10.99%) Spring
11 44 (7.80%) OAuth2
12 41 (7.27%) NativeScript
13 33 (5.85%) Apache Cordova
13 33 (5.85%) Ionic Framework
14 32 (5.67%) PhoneGap
15 24 (4.26%) .NET
15 24 (4.26%) Ruby on Rails
16 21 (3.72%) RxJava
17 19 (3.37%) Spring Cloud
18 17 (3.01%) Flutter
Miscellaneous
1 119 (21.10%) Foreign Exchange (FX)
2 112 (19.86%) Derivative
2 112 (19.86%) Fixed Income
3 110 (19.50%) Equities
4 108 (19.15%) Hedge funds
5 80 (14.18%) Mobile App
6 37 (6.56%) Greenfield Project
7 34 (6.03%) Analytical Skills
8 24 (4.26%) User Experience
9 18 (3.19%) Virtual Team
10 13 (2.30%) Mobile Banking
11 10 (1.77%) Self-Motivation
12 9 (1.60%) Video\Live Streaming
13 8 (1.42%) Algorithms
14 6 (1.06%) Public Cloud
14 6 (1.06%) Renewable Energy
15 5 (0.89%) GPGPU
16 4 (0.71%) Device Driver
16 4 (0.71%) Mobile Payment
16 4 (0.71%) SWIFT
Operating Systems
1 128 (22.70%) Android
2 76 (13.48%) Apple iOS
3 25 (4.43%) Linux
4 14 (2.48%) Unix
5 3 (0.53%) Android TV
5 3 (0.53%) tvOS
6 1 (0.18%) Windows
Processes & Methodologies
1 319 (56.56%) Agile Software Development
2 207 (36.70%) Software Engineering
3 172 (30.50%) Microservices
4 137 (24.29%) TDD
5 114 (20.21%) Asset Management
6 107 (18.97%) DevOps
7 73 (12.94%) Android Development
8 58 (10.28%) Data Modelling
8 58 (10.28%) Mentoring
9 55 (9.75%) Scrum
10 49 (8.69%) Continuous Integration
11 48 (8.51%) B2B
11 48 (8.51%) Investment Management
12 47 (8.33%) Pair Programming
13 45 (7.98%) Data Transformation
13 45 (7.98%) Fintech
14 44 (7.80%) Data Integration
14 44 (7.80%) Identity Access Management
15 41 (7.27%) Mobile Development
16 38 (6.74%) Data Security
Programming Languages
1 503 (89.18%) Java
2 217 (38.48%) JavaScript
3 212 (37.59%) Python
4 147 (26.06%) SQL
5 132 (23.40%) Scala
6 113 (20.04%) TypeScript
7 62 (10.99%) Apple Swift
8 60 (10.64%) Clojure
9 50 (8.87%) Java 8
10 49 (8.69%) Ruby
11 47 (8.33%) Go
12 35 (6.21%) C++
13 33 (5.85%) C#
13 33 (5.85%) Elixir
14 24 (4.26%) Objective-C
15 20 (3.55%) PHP
16 18 (3.19%) Rust
17 16 (2.84%) Haskell
18 14 (2.48%) Erlang
19 12 (2.13%) ES6
Qualifications
1 37 (6.56%) Degree
2 21 (3.72%) Computer Science Degree
3 4 (0.71%) Master's Degree
4 3 (0.53%) TOGAF Certification
5 1 (0.18%) AWS Certification
Quality Assurance & Compliance
1 14 (2.48%) QA
2 9 (1.60%) NIST
3 3 (0.53%) ISO 20022
3 3 (0.53%) PSD2
3 3 (0.53%) TARGET2
System Software
1 131 (23.23%) Docker
2 9 (1.60%) Active Directory
Systems Management
1 102 (18.09%) Kubernetes
2 84 (14.89%) Terraform
3 5 (0.89%) Kibana
3 5 (0.89%) Pingdom
4 4 (0.71%) Prometheus
5 2 (0.35%) Ansible
5 2 (0.35%) Grafana
6 1 (0.18%) Opscode Chef
6 1 (0.18%) Puppet
6 1 (0.18%) Zipkin
Vendors
1 15 (2.66%) Google
2 10 (1.77%) Solace
3 6 (1.06%) Oracle
4 3 (0.53%) Apple
4 3 (0.53%) Bloomberg
4 3 (0.53%) Xamarin
5 2 (0.35%) Facebook
5 2 (0.35%) Splunk
6 1 (0.18%) PagerDuty
6 1 (0.18%) SAP