Period
to 23 February 2018

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 23 February 2018 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
England > London
6 months to
23 Feb 2018
Same period 2017 Same period 2016
Rank 619 806 903
Rank change year-on-year +187 +97 -
Permanent jobs citing Kotlin 216 22 3
As % of all permanent IT jobs advertised in London 0.31% 0.032% 0.003%
As % of the Programming Languages category 0.56% 0.058% 0.006%
Number of salaries quoted 205 22 3
London median annual salary £70,000 £75,000 £65,000
Median salary % change year-on-year -6.67% +15.38% -
10th Percentile £48,000 £55,500 £53,500
90th Percentile £110,000 £87,500 £81,500
England median annual salary £65,000 £75,000 £65,000
% change year-on-year -13.33% +15.38% -

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 38,882 38,180 46,575
As % of all permanent IT jobs advertised in London 55.49% 54.69% 54.11%
Number of salaries quoted 32,540 33,257 40,561
London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% -
10th Percentile £37,500 £35,000 £35,000
90th Percentile £90,000 £87,500 £85,000
England median annual salary £50,000 £47,500 £46,000
% change year-on-year +5.26% +3.26% +2.22%

Kotlin
Job Vacancy Trend in London

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

Job vacancy trend for Kotlin in London

Kotlin
Salary Trend in London

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

Salary trend for Kotlin in London

Kotlin
Salary Histogram in London

The salary distribution of IT jobs citing Kotlin in London over the 6 months to 23 February 2018.

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 23 February 2018. 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 +3 39 £70,000 -3.45% 19
East London -6 2 £56,250 -33.82% 5
West London - 1 £71,500 - 5
Kotlin
England

For the 6 months to 23 February 2018, 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.

1 172 (79.63%) Java
2 90 (41.67%) Agile Software Development
3 72 (33.33%) Android
4 70 (32.41%) Scala
4 70 (32.41%) TDD
5 67 (31.02%) Fintech
6 64 (29.63%) Software Engineering
7 63 (29.17%) Android Development
8 57 (26.39%) Finance
9 43 (19.91%) Microservices
10 42 (19.44%) Mentoring
10 42 (19.44%) Spring
11 40 (18.52%) Docker
11 40 (18.52%) Mobile App
12 39 (18.06%) Python
13 37 (17.13%) Gradle
14 36 (16.67%) DevOps
15 31 (14.35%) Multithreading
16 30 (13.89%) Amazon AWS
16 30 (13.89%) RxJava
16 30 (13.89%) Go
16 30 (13.89%) Maven
17 28 (12.96%) Unit Testing
18 27 (12.50%) BDD
18 27 (12.50%) Elasticsearch
19 26 (12.04%) SQL
19 26 (12.04%) Groovy
20 25 (11.57%) Git (software)
21 24 (11.11%) Mobile Development
22 23 (10.65%) Apple iOS

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 27 (12.50%) Elasticsearch
2 4 (1.85%) Ethereum
3 1 (0.46%) Cloud Foundry
Applications
1 1 (0.46%) Spreadsheet
Business Applications
1 7 (3.24%) Distributed Ledger
2 2 (0.93%) Quorum
3 1 (0.46%) Advent Moxy
3 1 (0.46%) R3 Corda
Cloud Services
1 30 (13.89%) Amazon AWS
2 21 (9.72%) GitHub
3 8 (3.70%) Google Play
3 8 (3.70%) OpenShift
4 7 (3.24%) Google Cloud Platform
5 6 (2.78%) Microsoft Azure
6 4 (1.85%) Amazon S3
6 4 (1.85%) AWS Lambda
6 4 (1.85%) Serverless
7 2 (0.93%) CloudFront
7 2 (0.93%) Heroku
7 2 (0.93%) PaaS
8 1 (0.46%) Amazon Kinesis
8 1 (0.46%) SaaS
Communications & Networking
1 15 (6.94%) HTTP
2 7 (3.24%) Internet
3 1 (0.46%) Broadband
Database & Business Intelligence
1 15 (6.94%) Blockchain
2 13 (6.02%) NoSQL
2 13 (6.02%) Relational Database
3 10 (4.63%) PostgreSQL
4 8 (3.70%) Hazelcast
4 8 (3.70%) RDBMS
5 7 (3.24%) Apache Cassandra
6 5 (2.31%) Big Data
6 5 (2.31%) MongoDB
7 4 (1.85%) Amazon DynamoDB
7 4 (1.85%) Amazon RDS
7 4 (1.85%) SQL Server
8 2 (0.93%) Hadoop
8 2 (0.93%) MySQL
8 2 (0.93%) Redis
9 1 (0.46%) Data Mining
9 1 (0.46%) HBase
9 1 (0.46%) Mixpanel
9 1 (0.46%) SQLite
Development Applications
1 37 (17.13%) Gradle
2 30 (13.89%) Maven
3 25 (11.57%) Git (software)
4 20 (9.26%) Jenkins
5 14 (6.48%) JUnit
6 11 (5.09%) Mockito
7 10 (4.63%) JIRA
8 8 (3.70%) TeamCity
9 7 (3.24%) Android Studio
9 7 (3.24%) CocoaPods
10 5 (2.31%) Calabash
11 4 (1.85%) Team Foundation Server
11 4 (1.85%) Visual Studio
12 3 (1.39%) Bitbucket
12 3 (1.39%) CircleCI
12 3 (1.39%) Cucumber
12 3 (1.39%) Selenium
12 3 (1.39%) Subversion
12 3 (1.39%) Travis CI
13 1 (0.46%) Crashlytics
General
1 57 (26.39%) Finance
2 20 (9.26%) Banking
3 9 (4.17%) Investment Banking
4 5 (2.31%) Financial Institution
5 4 (1.85%) Retail
6 3 (1.39%) Telecoms
7 2 (0.93%) Advertising
7 2 (0.93%) French Language
7 2 (0.93%) Front Office
7 2 (0.93%) Games
8 1 (0.46%) Back Office
8 1 (0.46%) Electronics
8 1 (0.46%) Law
8 1 (0.46%) Manufacturing
8 1 (0.46%) Marketing
Job Titles
1 147 (68.06%) Developer
2 77 (35.65%) Java Developer
3 49 (22.69%) Android Developer
4 37 (17.13%) Software Engineer
5 27 (12.50%) Senior Developer
6 19 (8.80%) Senior Java Developer
7 18 (8.33%) Java Scala Developer
7 18 (8.33%) Scala Developer
7 18 (8.33%) Senior Software Engineer
8 17 (7.87%) Java Engineer
8 17 (7.87%) PHP Developer
8 17 (7.87%) Software Developer
9 13 (6.02%) Full Stack Developer
10 11 (5.09%) Java Software Developer
11 10 (4.63%) AWS Developer
11 10 (4.63%) Java Software Engineer
12 9 (4.17%) Android Engineer
12 9 (4.17%) Architect
13 8 (3.70%) Mobile Architect
14 7 (3.24%) Lead DevOps
Libraries, Frameworks & Software Standards
1 42 (19.44%) Spring
2 30 (13.89%) RxJava
3 23 (10.65%) Android SDK
4 22 (10.19%) RESTful
5 20 (9.26%) Dagger
6 19 (8.80%) REST
7 18 (8.33%) React
7 18 (8.33%) Spring Boot
8 16 (7.41%) Web Services
9 12 (5.56%) Hibernate
10 11 (5.09%) Laravel
10 11 (5.09%) Play Framework
10 11 (5.09%) Symfony
11 10 (4.63%) Node.js
11 10 (4.63%) Retrofit
11 10 (4.63%) XML
12 9 (4.17%) Material Design
12 9 (4.17%) RabbitMQ
13 8 (3.70%) Akka
13 8 (3.70%) Reactive Extensions
Miscellaneous
1 67 (31.02%) Fintech
2 40 (18.52%) Mobile App
3 22 (10.19%) Bitcoin
4 20 (9.26%) Computer Science
5 16 (7.41%) User Experience
6 14 (6.48%) Greenfield Project
7 12 (5.56%) Algorithms
7 12 (5.56%) Data Structures
8 6 (2.78%) Enterprise Software
8 6 (2.78%) Hedge funds
9 5 (2.31%) Analytical Skills
10 4 (1.85%) Equities
11 3 (1.39%) Blog
11 3 (1.39%) Social Media
12 2 (0.93%) Private Cloud
12 2 (0.93%) Public Cloud
13 1 (0.46%) Foreign Exchange (FX)
13 1 (0.46%) Market Risk
13 1 (0.46%) Mobile Banking
13 1 (0.46%) Virtual Team
Operating Systems
1 72 (33.33%) Android
2 23 (10.65%) Apple iOS
3 11 (5.09%) Linux
4 9 (4.17%) Windows
5 3 (1.39%) CoreOS
6 2 (0.93%) Unix
Processes & Methodologies
1 90 (41.67%) Agile Software Development
2 70 (32.41%) TDD
3 64 (29.63%) Software Engineering
4 63 (29.17%) Android Development
5 43 (19.91%) Microservices
6 42 (19.44%) Mentoring
7 36 (16.67%) DevOps
8 31 (14.35%) Multithreading
9 28 (12.96%) Unit Testing
10 27 (12.50%) BDD
11 24 (11.11%) Mobile Development
12 23 (10.65%) Scrum
13 22 (10.19%) Open Source
14 21 (9.72%) SOLID
15 18 (8.33%) Continuous Integration
16 17 (7.87%) Coaching
16 17 (7.87%) Concurrent Programming
16 17 (7.87%) Test Automation
17 16 (7.41%) OO
18 15 (6.94%) MVC
Programming Languages
1 172 (79.63%) Java
2 70 (32.41%) Scala
3 39 (18.06%) Python
4 30 (13.89%) Go
5 26 (12.04%) Groovy
5 26 (12.04%) SQL
6 23 (10.65%) JavaScript
7 22 (10.19%) Clojure
8 19 (8.80%) PHP
9 18 (8.33%) Apple Swift
10 12 (5.56%) C++
11 10 (4.63%) C#
12 9 (4.17%) Java 9
12 9 (4.17%) Objective-C
13 6 (2.78%) PL/SQL
14 5 (2.31%) TypeScript
15 4 (1.85%) Bash Shell
15 4 (1.85%) ClojureScript
15 4 (1.85%) Jython
16 3 (1.39%) Haskell
Qualifications
1 14 (6.48%) Degree
2 10 (4.63%) Computer Science Degree
3 5 (2.31%) PhD
Quality Assurance & Compliance
1 4 (1.85%) QA
2 3 (1.39%) GCP
3 1 (0.46%) SLA
System Software
1 40 (18.52%) Docker
2 1 (0.46%) Virtual Machines
Systems Management
1 16 (7.41%) Ansible
2 14 (6.48%) Kubernetes
3 10 (4.63%) Opscode Chef
3 10 (4.63%) Puppet
4 8 (3.70%) Terraform
5 7 (3.24%) Prometheus
6 4 (1.85%) Marathon
6 4 (1.85%) Mesos
7 3 (1.39%) Fluentd
7 3 (1.39%) Grafana
7 3 (1.39%) logstash
7 3 (1.39%) Rancher
Vendors
1 18 (8.33%) Google
2 3 (1.39%) Apple
2 3 (1.39%) Capita
3 2 (0.93%) Apiary
4 1 (0.46%) Microsoft
4 1 (0.46%) SAP