Period
to 19 June 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 19 June 2018 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
England > London
6 months to
19 Jun 2018
Same period 2017 Same period 2016
Rank 490 745 869
Rank change year-on-year +255 +124 -
Permanent jobs citing Kotlin 358 77 19
As % of all permanent IT jobs advertised in London 0.52% 0.11% 0.023%
As % of the Programming Languages category 0.92% 0.20% 0.043%
Number of salaries quoted 318 75 18
London median annual salary £75,000 £75,000 £60,000
Median salary % change year-on-year - +25.00% -
10th Percentile £52,500 £54,250 £50,000
90th Percentile £112,500 £98,250 £82,500
England median annual salary £67,500 £75,000 £60,000
% change year-on-year -10.00% +25.00% -

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 39,078 38,558 44,277
As % of all permanent IT jobs advertised in London 56.38% 55.18% 54.26%
Number of salaries quoted 32,199 32,503 38,947
London median annual salary £60,000 £60,000 £55,000
Median salary % change year-on-year - +9.09% -
10th Percentile £37,500 £35,750 £35,000
90th Percentile £92,500 £90,000 £85,000
England median annual salary £50,000 £47,500 £47,500
% change year-on-year +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 19 June 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 19 June 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 +48 82 £75,000 +3.45% 16
West London - 2 £65,750 - 7
East London -8 1 £60,000 -31.43% 6
Kotlin
England

For the 6 months to 19 June 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.

1 268 (74.86%) Java
2 159 (44.41%) Agile Software Development
3 107 (29.89%) Android
4 103 (28.77%) Scala
5 101 (28.21%) TDD
6 97 (27.09%) Android Development
7 91 (25.42%) Amazon AWS
8 90 (25.14%) Software Engineering
8 90 (25.14%) Finance
9 88 (24.58%) Spring
10 87 (24.30%) Fintech
11 78 (21.79%) JavaScript
12 77 (21.51%) Docker
13 74 (20.67%) Microservices
14 64 (17.88%) Python
15 62 (17.32%) Java 8
16 52 (14.53%) Web Services
17 49 (13.69%) SQL
17 49 (13.69%) Google
17 49 (13.69%) Mobile App
18 48 (13.41%) Computer Science
19 47 (13.13%) Continuous Integration
20 46 (12.85%) Unit Testing
21 44 (12.29%) BDD
21 44 (12.29%) Jenkins
22 43 (12.01%) User Experience
22 43 (12.01%) Clojure
22 43 (12.01%) Machine Learning
23 42 (11.73%) DevOps
23 42 (11.73%) React

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 28 (7.82%) Elasticsearch
2 9 (2.51%) Ethereum
3 7 (1.96%) Oracle SOA Suite
4 4 (1.12%) Apache
5 3 (0.84%) Apache Spark
6 2 (0.56%) Confluence
Applications
1 2 (0.56%) Adobe Illustrator
1 2 (0.56%) Photoshop
2 1 (0.28%) Microsoft Office
2 1 (0.28%) Spreadsheet
Business Applications
1 7 (1.96%) Distributed Ledger
2 3 (0.84%) Quorum
3 2 (0.56%) R3 Corda
Cloud Services
1 91 (25.42%) Amazon AWS
2 20 (5.59%) Microsoft Azure
3 18 (5.03%) Serverless
4 17 (4.75%) AWS Lambda
5 16 (4.47%) Google Cloud Platform
5 16 (4.47%) Google Play
6 15 (4.19%) CloudFront
7 7 (1.96%) Runscope
8 6 (1.68%) GitHub
8 6 (1.68%) OpenShift
9 2 (0.56%) Firebase
9 2 (0.56%) Google Analytics
10 1 (0.28%) Amazon Kinesis
10 1 (0.28%) Slack
Communications & Networking
1 8 (2.23%) Internet
2 6 (1.68%) HTTP
3 3 (0.84%) MQTT
4 1 (0.28%) Broadband
Database & Business Intelligence
1 29 (8.10%) Big Data
2 16 (4.47%) Blockchain
3 15 (4.19%) NoSQL
4 13 (3.63%) Apache Cassandra
5 11 (3.07%) Relational Database
6 9 (2.51%) MySQL
7 7 (1.96%) Hadoop
7 7 (1.96%) PostgreSQL
7 7 (1.96%) SQL Server
8 5 (1.40%) MongoDB
9 4 (1.12%) CockroachDB
9 4 (1.12%) Redis
10 3 (0.84%) HBase
11 2 (0.56%) Hazelcast
11 2 (0.56%) MarkLogic
11 2 (0.56%) Neo4j
11 2 (0.56%) RDBMS
11 2 (0.56%) SQLite
12 1 (0.28%) Amazon DynamoDB
12 1 (0.28%) MariaDB
Development Applications
1 44 (12.29%) Jenkins
2 41 (11.45%) Git (software)
2 41 (11.45%) Gradle
3 37 (10.34%) Maven
4 26 (7.26%) JUnit
5 19 (5.31%) JIRA
6 16 (4.47%) Calabash
7 15 (4.19%) Appium
8 13 (3.63%) Cucumber
8 13 (3.63%) Robolectric
9 12 (3.35%) fastlane
9 12 (3.35%) Mockito
10 6 (1.68%) TeamCity
11 5 (1.40%) Android Studio
12 4 (1.12%) CocoaPods
12 4 (1.12%) Spinnaker
12 4 (1.12%) Travis CI
13 3 (0.84%) CircleCI
14 2 (0.56%) Crashlytics
14 2 (0.56%) UI Automator
General
1 90 (25.14%) Finance
2 35 (9.78%) Banking
3 19 (5.31%) Front Office
3 19 (5.31%) Retail
4 13 (3.63%) Investment Banking
5 12 (3.35%) Games
6 8 (2.23%) Back Office
7 7 (1.96%) Telecoms
8 5 (1.40%) Advertising
9 4 (1.12%) Financial Institution
9 4 (1.12%) Publishing
10 3 (0.84%) Retail Banking
11 2 (0.56%) Automotive
12 1 (0.28%) Electronics
12 1 (0.28%) Law
Job Titles
1 266 (74.30%) Developer
2 152 (42.46%) Java Developer
3 84 (23.46%) Android Developer
4 62 (17.32%) Senior Developer
5 59 (16.48%) Software Engineer
6 42 (11.73%) Senior Java Developer
7 26 (7.26%) AWS Developer
8 21 (5.87%) Java Scala Developer
8 21 (5.87%) Scala Developer
9 19 (5.31%) Java Engineer
9 19 (5.31%) Lead Developer
10 17 (4.75%) Python Developer
11 16 (4.47%) Senior Android Developer
11 16 (4.47%) Software Developer
12 15 (4.19%) Agile Developer
12 15 (4.19%) Agile Java Developer
12 15 (4.19%) Java Developer - Fintech
12 15 (4.19%) Lead Java Developer
13 13 (3.63%) Java Android Developer
14 12 (3.35%) React Developer
Libraries, Frameworks & Software Standards
1 88 (24.58%) Spring
2 52 (14.53%) Web Services
3 42 (11.73%) React
4 41 (11.45%) RESTful
4 41 (11.45%) RxJava
5 37 (10.34%) HTML
6 33 (9.22%) CSS
7 30 (8.38%) REST
8 25 (6.98%) Kafka
9 23 (6.42%) Node.js
10 21 (5.87%) HTML5
10 21 (5.87%) Spring Boot
11 20 (5.59%) Redux
12 19 (5.31%) Dagger
12 19 (5.31%) SOAP
12 19 (5.31%) XML
13 18 (5.03%) J2EE
14 17 (4.75%) Hibernate
15 16 (4.47%) JSON
16 15 (4.19%) J2SE
Miscellaneous
1 87 (24.30%) Fintech
2 49 (13.69%) Mobile App
3 48 (13.41%) Computer Science
4 43 (12.01%) User Experience
5 38 (10.61%) Greenfield Project
6 28 (7.82%) Hedge funds
7 26 (7.26%) Bitcoin
8 23 (6.42%) Data Structures
9 21 (5.87%) Algorithms
10 16 (4.47%) Equities
11 11 (3.07%) Smartphone
12 7 (1.96%) Derivative
12 7 (1.96%) Market Risk
12 7 (1.96%) Self-Motivation
13 5 (1.40%) Analytical Skills
14 4 (1.12%) Digital TV
14 4 (1.12%) IPTV
14 4 (1.12%) Private Cloud
14 4 (1.12%) STB
14 4 (1.12%) Video on Demand
Operating Systems
1 107 (29.89%) Android
2 26 (7.26%) Apple iOS
3 20 (5.59%) Linux
4 6 (1.68%) Unix
4 6 (1.68%) Windows
5 4 (1.12%) CoreOS
6 3 (0.84%) Mac OS
7 2 (0.56%) Solaris
7 2 (0.56%) SUSE
7 2 (0.56%) Windows Phone
Processes & Methodologies
1 159 (44.41%) Agile Software Development
2 101 (28.21%) TDD
3 97 (27.09%) Android Development
4 90 (25.14%) Software Engineering
5 74 (20.67%) Microservices
6 47 (13.13%) Continuous Integration
7 46 (12.85%) Unit Testing
8 44 (12.29%) BDD
9 43 (12.01%) Machine Learning
10 42 (11.73%) DevOps
11 41 (11.45%) OO
12 37 (10.34%) Test Automation
13 35 (9.78%) Multithreading
14 33 (9.22%) Mathematics
15 31 (8.66%) Kanban
15 31 (8.66%) Open Source
15 31 (8.66%) Problem-Solving
16 27 (7.54%) Scrum
17 24 (6.70%) Concurrent Programming
18 23 (6.42%) Mentoring
Programming Languages
1 268 (74.86%) Java
2 103 (28.77%) Scala
3 78 (21.79%) JavaScript
4 64 (17.88%) Python
5 62 (17.32%) Java 8
6 49 (13.69%) SQL
7 43 (12.01%) Clojure
8 34 (9.50%) Groovy
9 32 (8.94%) Go
10 24 (6.70%) C#
11 21 (5.87%) Apple Swift
12 19 (5.31%) Java 9
13 16 (4.47%) Objective-C
14 13 (3.63%) TypeScript
15 10 (2.79%) C++
16 7 (1.96%) Bash Shell
17 6 (1.68%) Haskell
17 6 (1.68%) Perl
18 5 (1.40%) Solidity
19 4 (1.12%) PHP
Qualifications
1 28 (7.82%) Degree
2 15 (4.19%) Computer Science Degree
3 13 (3.63%) PhD
4 3 (0.84%) Master's Degree
5 1 (0.28%) ISTQB
5 1 (0.28%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 8 (2.23%) QA
2 2 (0.56%) SLA
3 1 (0.28%) GDPR
System Software
1 77 (21.51%) Docker
2 1 (0.28%) Virtual Machines
Systems Management
1 35 (9.78%) Kubernetes
2 34 (9.50%) Terraform
3 26 (7.26%) Ansible
4 25 (6.98%) Prometheus
5 12 (3.35%) Puppet
6 11 (3.07%) HockeyApp
6 11 (3.07%) Opscode Chef
7 7 (1.96%) Grafana
8 4 (1.12%) Fluentd
8 4 (1.12%) logstash
8 4 (1.12%) Rancher
9 1 (0.28%) Apache Shiro
9 1 (0.28%) Istio
Vendors
1 49 (13.69%) Google
2 9 (2.51%) Oracle
3 8 (2.23%) AppDynamics
3 8 (2.23%) Splunk
4 4 (1.12%) Apple
5 3 (0.84%) Bloomberg
5 3 (0.84%) Capita
5 3 (0.84%) Reuters
6 2 (0.56%) Apiary
6 2 (0.56%) Facebook
6 2 (0.56%) Microsoft
6 2 (0.56%) Twitter
7 1 (0.28%) Sybase