Period
to 9 December 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 9 December 2018 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
England > London
6 months to
9 Dec 2018
Same period 2017 Same period 2016
Rank 450 695 829
Rank change year-on-year +245 +134 -
Permanent jobs citing Kotlin 374 155 28
As % of all permanent IT jobs advertised in London 0.57% 0.21% 0.038%
As % of the Programming Languages category 0.99% 0.38% 0.069%
Number of salaries quoted 314 153 28
London median annual salary £70,000 £70,000 £80,000
Median salary % change year-on-year - -12.50% -
10th Percentile £50,000 £47,500 £58,500
90th Percentile £100,000 £110,000 £87,500
England median annual salary £65,000 £65,000 £80,000
% change year-on-year - -18.75% -

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 37,778 40,577 40,802
As % of all permanent IT jobs advertised in London 57.14% 54.93% 54.66%
Number of salaries quoted 31,666 32,448 35,780
London median annual salary £65,000 £60,000 £57,500
Median salary % change year-on-year +8.33% +4.35% +4.55%
10th Percentile £37,500 £36,250 £35,000
90th Percentile £95,000 £90,000 £87,500
England median annual salary £52,500 £50,000 £47,500
% change year-on-year +5.00% +5.26% +5.56%

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 9 December 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 9 December 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 +25 62 £77,500 +10.71% 33
West London - 5 £65,000 - 18
North London - 3 £60,000 - 2
East London 0 1 £105,000 +16.67% 7
Kotlin
England

For the 6 months to 9 December 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.

1 308 (82.35%) Java
2 173 (46.26%) Agile Software Development
3 146 (39.04%) Android
4 124 (33.16%) Android Development
5 98 (26.20%) Finance
6 89 (23.80%) JavaScript
7 84 (22.46%) Mobile App
7 84 (22.46%) Fintech
8 80 (21.39%) TDD
9 79 (21.12%) Open Source
9 79 (21.12%) Computer Science
10 78 (20.86%) Software Engineering
11 77 (20.59%) Docker
11 77 (20.59%) Microservices
12 73 (19.52%) Scala
13 71 (18.98%) C#
14 70 (18.72%) Python
14 70 (18.72%) Spring
15 69 (18.45%) Amazon AWS
16 68 (18.18%) Apple iOS
17 64 (17.11%) GitHub
18 63 (16.84%) HTML
19 62 (16.58%) Java 8
20 59 (15.78%) SQL
20 59 (15.78%) Git (software)
21 57 (15.24%) RxJava
22 55 (14.71%) Jenkins
23 54 (14.44%) RESTful
24 53 (14.17%) Degree
24 53 (14.17%) Banking

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 17 (4.55%) Apache Spark
2 15 (4.01%) Elasticsearch
3 10 (2.67%) Ethereum
4 9 (2.41%) WebLogic
4 9 (2.41%) WebSphere
5 4 (1.07%) Confluence
6 2 (0.53%) CMS
6 2 (0.53%) OpenStack
7 1 (0.27%) Apache
7 1 (0.27%) MQSeries
7 1 (0.27%) nginx
7 1 (0.27%) WordPress
Applications
1 5 (1.34%) Adobe Illustrator
1 5 (1.34%) Photoshop
2 1 (0.27%) Microsoft Office
Business Applications
1 6 (1.60%) Distributed Ledger
2 1 (0.27%) R3 Corda
Cloud Services
1 69 (18.45%) Amazon AWS
2 64 (17.11%) GitHub
3 36 (9.63%) Microsoft Azure
4 16 (4.28%) Serverless
5 15 (4.01%) Google Play
6 13 (3.48%) AWS Lambda
7 12 (3.21%) CloudFront
8 11 (2.94%) Amazon S3
9 10 (2.67%) Google Cloud Platform
10 6 (1.60%) Route 53
11 5 (1.34%) Cloud Computing
12 4 (1.07%) Firebase
12 4 (1.07%) IaaS
12 4 (1.07%) SaaS
13 3 (0.80%) Heroku
13 3 (0.80%) PaaS
14 2 (0.53%) Google Analytics
14 2 (0.53%) iTunes
14 2 (0.53%) OpenShift
15 1 (0.27%) Slack
Communications & Networking
1 12 (3.21%) HTTP
2 4 (1.07%) Internet
3 3 (0.80%) IPFS
4 1 (0.27%) Bluetooth
4 1 (0.27%) Wireshark
Database & Business Intelligence
1 29 (7.75%) Blockchain
2 27 (7.22%) Big Data
3 25 (6.68%) MongoDB
4 24 (6.42%) Redis
5 20 (5.35%) NoSQL
6 16 (4.28%) Hadoop
7 15 (4.01%) Relational Database
8 14 (3.74%) MySQL
9 12 (3.21%) Apache Cassandra
9 12 (3.21%) PostgreSQL
10 11 (2.94%) Amazon DynamoDB
11 10 (2.67%) MariaDB
12 8 (2.14%) Apache Hive
13 4 (1.07%) RDBMS
13 4 (1.07%) SQL Server
14 3 (0.80%) BigQuery
15 1 (0.27%) Amazon RDS
15 1 (0.27%) Data Lake
15 1 (0.27%) HBase
15 1 (0.27%) Mixpanel
Development Applications
1 59 (15.78%) Git (software)
2 55 (14.71%) Jenkins
3 52 (13.90%) Gradle
4 35 (9.36%) JUnit
5 32 (8.56%) Android Studio
6 31 (8.29%) Maven
7 20 (5.35%) git-flow
8 15 (4.01%) Bitbucket
9 14 (3.74%) JIRA
10 13 (3.48%) Mockito
11 10 (2.67%) JMeter
12 9 (2.41%) Ant
13 8 (2.14%) CircleCI
14 6 (1.60%) Atlassian Bamboo
14 6 (1.60%) Hudson
15 5 (1.34%) TeamCity
16 4 (1.07%) Appium
16 4 (1.07%) Babel
16 4 (1.07%) Genymotion
16 4 (1.07%) Robolectric
General
1 98 (26.20%) Finance
2 53 (14.17%) Banking
3 26 (6.95%) Publishing
4 22 (5.88%) Games
5 18 (4.81%) Front Office
5 18 (4.81%) Investment Banking
6 13 (3.48%) Back Office
7 8 (2.14%) Retail Banking
8 6 (1.60%) Automotive
9 5 (1.34%) Retail
10 4 (1.07%) Law
11 2 (0.53%) Electronics
11 2 (0.53%) Financial Institution
11 2 (0.53%) Telecoms
12 1 (0.27%) Billing
12 1 (0.27%) Italian Language
Job Titles
1 280 (74.87%) Developer
2 108 (28.88%) Java Developer
3 95 (25.40%) Android Developer
4 69 (18.45%) Senior Developer
5 28 (7.49%) Senior Android Developer
6 25 (6.68%) AWS Developer
6 25 (6.68%) Senior Java Developer
7 22 (5.88%) Software Engineer
8 20 (5.35%) Scala Developer
9 18 (4.81%) React Developer
10 17 (4.55%) Lead Developer
11 16 (4.28%) Front End Developer (Client-Side Developer)
11 16 (4.28%) Java Engineer
11 16 (4.28%) Java Scala Developer
12 13 (3.48%) Agile Developer
12 13 (3.48%) Agile Java Developer
12 13 (3.48%) Mobile Developer
12 13 (3.48%) Software Developer
13 11 (2.94%) Android Engineer
13 11 (2.94%) Backend Developer
Libraries, Frameworks & Software Standards
1 70 (18.72%) Spring
2 63 (16.84%) HTML
3 57 (15.24%) RxJava
4 54 (14.44%) RESTful
5 48 (12.83%) CSS
6 47 (12.57%) Web Services
7 43 (11.50%) React
8 41 (10.96%) HTML5
9 39 (10.43%) Redux
10 38 (10.16%) J2EE
10 38 (10.16%) REST
11 36 (9.63%) AngularJS
12 32 (8.56%) Kafka
13 30 (8.02%) Android SDK
14 29 (7.75%) React Native
14 29 (7.75%) Spring Boot
15 27 (7.22%) Node.js
16 22 (5.88%) .NET
17 18 (4.81%) GraphQL
17 18 (4.81%) JSON
Miscellaneous
1 84 (22.46%) Fintech
1 84 (22.46%) Mobile App
2 36 (9.63%) Data Structures
3 34 (9.09%) Greenfield Project
4 33 (8.82%) User Experience
5 31 (8.29%) Algorithms
6 24 (6.42%) Hedge funds
7 23 (6.15%) Self-Motivation
8 20 (5.35%) Mobile Payment
9 14 (3.74%) Analytical Skills
9 14 (3.74%) Equities
10 13 (3.48%) Foreign Exchange (FX)
11 12 (3.21%) Fixed Income
12 11 (2.94%) Social Network
13 9 (2.41%) Enterprise Software
14 8 (2.14%) Bitcoin
14 8 (2.14%) Online Banking
15 6 (1.60%) Smartphone
16 5 (1.34%) Online Games
17 3 (0.80%) Blog
Operating Systems
1 146 (39.04%) Android
2 68 (18.18%) Apple iOS
3 22 (5.88%) Linux
4 8 (2.14%) Windows
5 5 (1.34%) CoreOS
6 3 (0.80%) Mac OS X
6 3 (0.80%) Unix
7 2 (0.53%) Windows Phone
Processes & Methodologies
1 173 (46.26%) Agile Software Development
2 124 (33.16%) Android Development
3 80 (21.39%) TDD
4 79 (21.12%) Computer Science
4 79 (21.12%) Open Source
5 78 (20.86%) Software Engineering
6 77 (20.59%) Microservices
7 53 (14.17%) DevOps
8 50 (13.37%) BDD
9 43 (11.50%) Multithreading
9 43 (11.50%) OO
10 41 (10.96%) Continuous Integration
11 39 (10.43%) Mobile Development
12 35 (9.36%) iOS Development
13 29 (7.75%) Analytics
13 29 (7.75%) Machine Learning
13 29 (7.75%) Scrum
14 28 (7.49%) API Development
15 27 (7.22%) Mentoring
15 27 (7.22%) Test Automation
Programming Languages
1 308 (82.35%) Java
2 89 (23.80%) JavaScript
3 73 (19.52%) Scala
4 71 (18.98%) C#
5 70 (18.72%) Python
6 62 (16.58%) Java 8
7 59 (15.78%) SQL
8 50 (13.37%) Apple Swift
9 45 (12.03%) Objective-C
10 36 (9.63%) TypeScript
11 32 (8.56%) C++
12 28 (7.49%) Groovy
13 24 (6.42%) Go
14 23 (6.15%) Clojure
14 23 (6.15%) Erlang
15 19 (5.08%) PHP
16 16 (4.28%) Rust
17 14 (3.74%) Haskell
18 12 (3.21%) ES6
19 11 (2.94%) Ruby
Qualifications
1 53 (14.17%) Degree
2 43 (11.50%) Computer Science Degree
3 4 (1.07%) CISSP
3 4 (1.07%) CREST Certified
3 4 (1.07%) CSSLP
4 3 (0.80%) Master's Degree
4 3 (0.80%) PhD
5 1 (0.27%) ISTQB
5 1 (0.27%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 30 (8.02%) QA
2 1 (0.27%) SLA
System Software
1 77 (20.59%) Docker
2 5 (1.34%) etcd
3 1 (0.27%) Apache ZooKeeper
3 1 (0.27%) Virtual Machines
Systems Management
1 38 (10.16%) Kubernetes
2 31 (8.29%) Prometheus
3 15 (4.01%) Terraform
4 8 (2.14%) Ansible
5 5 (1.34%) Grafana
6 4 (1.07%) Consul
7 3 (0.80%) Docker Swarm
7 3 (0.80%) HockeyApp
7 3 (0.80%) Kibana
8 1 (0.27%) Opscode Chef
8 1 (0.27%) Packer
Vendors
1 52 (13.90%) Google
2 23 (6.15%) Apple
3 16 (4.28%) Oracle
4 8 (2.14%) Atlassian
5 5 (1.34%) Microsoft
5 5 (1.34%) Zend
6 4 (1.07%) Facebook
6 4 (1.07%) Sybase
7 3 (0.80%) Twitter
8 1 (0.27%) Salesforce.com
8 1 (0.27%) Splunk