Period
to

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 22 May 2022 with a comparison to the same period in the previous 2 years.

JetBrains Kotlin
Central London > City of London
6 months to
22 May 2022
Same period 2021 Same period 2020
Rank 141 128 162
Rank change year-on-year -13 +34 +90
Permanent jobs citing Kotlin 146 111 106
As % of all permanent jobs advertised in the City of London 1.99% 2.20% 1.51%
As % of the Programming Languages category 3.79% 3.51% 2.68%
Number of salaries quoted 135 106 96
10th Percentile £63,000 - £42,500
25th Percentile £76,875 £57,500 £54,375
Median annual salary (50th Percentile) £97,500 £79,750 £70,000
Median % change year-on-year +22.26% +13.93% -9.68%
75th Percentile £112,500 £92,500 £92,500
90th Percentile £145,000 £97,500 £100,000
Central London median annual salary £97,500 £79,500 £70,000
% change year-on-year +22.64% +13.57% -6.67%

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 the City of London with a requirement for coding skills.

All Programming Languages
City of London
Permanent vacancies with a requirement for coding skills 3,856 3,165 3,952
As % of all permanent IT jobs advertised in the City of London 52.43% 62.70% 56.18%
Number of salaries quoted 3,353 2,916 3,533
10th Percentile £47,500 £45,000 £43,100
25th Percentile £57,500 £56,250 £52,500
Median annual salary (50th Percentile) £75,000 £75,000 £70,000
Median % change year-on-year - +7.14% +3.70%
75th Percentile £95,000 £90,000 £86,250
90th Percentile £110,000 £108,750 £106,250
Central London median annual salary £75,000 £72,500 £70,000
% change year-on-year +3.45% +3.57% +7.69%

Kotlin
Job Vacancy Trend in the City of London

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

Job vacancy trend for Kotlin in the City of London

Kotlin
Salary Trend in the City of London

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

Salary trend for Kotlin in the City of London

Kotlin
Salary Histogram in the City of London

Salary distribution for jobs citing Kotlin in the City of London over the 6 months to 22 May 2022.

Salary histogram for Kotlin in the City of London

Kotlin
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kotlin within the City of London region over the 6 months to 22 May 2022. 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
Jobs
London Bridge - 1 £105,000 -
Kotlin
Central London

For the 6 months to 22 May 2022, 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 City of London region with a requirement for Kotlin.

1 118 (80.82%) Java
2 56 (38.36%) Kubernetes
3 54 (36.99%) Microservices
4 51 (34.93%) Spring Boot
4 51 (34.93%) Spring
5 46 (31.51%) Kafka
6 39 (26.71%) Android
6 39 (26.71%) Docker
7 37 (25.34%) AWS
8 36 (24.66%) Scala
9 34 (23.29%) Fintech
10 33 (22.60%) Mentoring
11 32 (21.92%) Banking
12 31 (21.23%) Agile
12 31 (21.23%) GCP
13 30 (20.55%) CI/CD
14 28 (19.18%) DevOps
15 27 (18.49%) Python
16 26 (17.81%) TDD
16 26 (17.81%) Android Development
17 25 (17.12%) JavaScript
18 24 (16.44%) React
19 22 (15.07%) Greenfield Project
20 21 (14.38%) Software Engineering
21 18 (12.33%) Digital Banking
22 16 (10.96%) Event-Driven
23 15 (10.27%) Event-Driven Architecture
24 14 (9.59%) Coaching
24 14 (9.59%) Azure
25 13 (8.90%) MongoDB

Kotlin
Co-occurring IT Skills in the City of 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 1 (0.68%) Elasticsearch
Business Applications
1 1 (0.68%) Distributed Ledger
1 1 (0.68%) R3 Corda
Cloud Services
1 37 (25.34%) AWS
2 31 (21.23%) GCP
3 14 (9.59%) Azure
4 4 (2.74%) Serverless
5 3 (2.05%) Amazon EKS
5 3 (2.05%) GitHub
5 3 (2.05%) SaaS
6 1 (0.68%) Amazon EC2
6 1 (0.68%) Amazon S3
6 1 (0.68%) AWS CloudFormation
6 1 (0.68%) AWS Lambda
6 1 (0.68%) Firebase
6 1 (0.68%) IaaS
6 1 (0.68%) npm
6 1 (0.68%) PaaS
6 1 (0.68%) Pulumi
6 1 (0.68%) Virtual Private Cloud
Communications & Networking
1 2 (1.37%) Bluetooth
2 1 (0.68%) Network Security
Database & Business Intelligence
1 13 (8.90%) MongoDB
2 10 (6.85%) MySQL
2 10 (6.85%) NoSQL
3 9 (6.16%) Amazon DynamoDB
3 9 (6.16%) Apache Cassandra
4 4 (2.74%) PostgreSQL
5 3 (2.05%) Data Warehouse
5 3 (2.05%) RDBMS
5 3 (2.05%) Relational Database
6 1 (0.68%) Amazon RDS
6 1 (0.68%) Amazon Redshift
Development Applications
1 13 (8.90%) Maven
2 4 (2.74%) Git (software)
3 2 (1.37%) Gradle
3 2 (1.37%) Mockito
4 1 (0.68%) Android Studio
4 1 (0.68%) Bower
4 1 (0.68%) Crashlytics
4 1 (0.68%) Eclipse
4 1 (0.68%) GitLab
4 1 (0.68%) Grunt
4 1 (0.68%) Jenkins
4 1 (0.68%) JUnit
4 1 (0.68%) Spock
4 1 (0.68%) Subversion
4 1 (0.68%) webpack
General
1 32 (21.92%) Banking
2 13 (8.90%) Retail
2 13 (8.90%) Social Skills
3 6 (4.11%) Finance
4 3 (2.05%) Advertising
5 2 (1.37%) Pharmaceutical
6 1 (0.68%) Inclusion and Diversity
6 1 (0.68%) Legal
6 1 (0.68%) Public Sector
6 1 (0.68%) Tech for Good
Job Titles
1 73 (50.00%) Developer
2 39 (26.71%) Java Developer
3 30 (20.55%) Java Engineer
4 28 (19.18%) Senior Developer
5 23 (15.75%) Android Developer
6 18 (12.33%) Scala Engineer
6 18 (12.33%) Senior Java Developer
7 12 (8.22%) Software Manager
8 8 (5.48%) Development Manager
8 8 (5.48%) Java Development Manager
8 8 (5.48%) Senior Android Developer
8 8 (5.48%) Software Developer
8 8 (5.48%) Software Development Manager
9 7 (4.79%) Salesforce Developer
10 6 (4.11%) Lead Developer
10 6 (4.11%) Principal Engineer
11 5 (3.42%) Lead Android Developer
12 4 (2.74%) Engineering Manager
12 4 (2.74%) Software Engineering Manager
13 3 (2.05%) Python Engineer
Libraries, Frameworks & Software Standards
1 51 (34.93%) Spring
1 51 (34.93%) Spring Boot
2 46 (31.51%) Kafka
3 24 (16.44%) React
4 13 (8.90%) .NET
5 12 (8.22%) Hibernate
6 9 (6.16%) AngularJS
7 8 (5.48%) Node.js
8 6 (4.11%) Android Jetpack
8 6 (4.11%) Dagger
8 6 (4.11%) RxJava
9 4 (2.74%) CSS
9 4 (2.74%) HTML
9 4 (2.74%) Lambda Expressions
10 3 (2.05%) Django
10 3 (2.05%) RESTful
11 2 (1.37%) GraphQL
11 2 (1.37%) React Native
11 2 (1.37%) RxSwift
11 2 (1.37%) SwiftUI
Miscellaneous
1 22 (15.07%) Greenfield Project
2 9 (6.16%) Self-Motivation
2 9 (6.16%) Video\Live Streaming
3 6 (4.11%) User Experience
4 5 (3.42%) e-Learning
5 3 (2.05%) Data Structures
5 3 (2.05%) IoT
5 3 (2.05%) Video Editing
6 2 (1.37%) Blockchain
6 2 (1.37%) Mobile App
7 1 (0.68%) Cloud Native
7 1 (0.68%) Equities
7 1 (0.68%) Foreign Exchange (FX)
7 1 (0.68%) Management Information System
7 1 (0.68%) Mobile Banking
7 1 (0.68%) NFT
7 1 (0.68%) PKI
7 1 (0.68%) Social Media
7 1 (0.68%) Wiki
Operating Systems
1 39 (26.71%) Android
2 5 (3.42%) Apple iOS
3 1 (0.68%) Linux
3 1 (0.68%) Unix
Processes & Methodologies
1 54 (36.99%) Microservices
2 34 (23.29%) Fintech
3 33 (22.60%) Mentoring
4 31 (21.23%) Agile
5 30 (20.55%) CI/CD
6 28 (19.18%) DevOps
7 26 (17.81%) Android Development
7 26 (17.81%) TDD
8 21 (14.38%) Software Engineering
9 18 (12.33%) Digital Banking
10 16 (10.96%) Event-Driven
11 15 (10.27%) Event-Driven Architecture
12 14 (9.59%) Coaching
13 12 (8.22%) Infrastructure as Code
13 12 (8.22%) Product Roadmap
13 12 (8.22%) SDLC
14 10 (6.85%) Continuous Delivery
14 10 (6.85%) Continuous Integration
14 10 (6.85%) MVVM
14 10 (6.85%) Peer-to-Peer Lending
Programming Languages
1 118 (80.82%) Java
2 36 (24.66%) Scala
3 27 (18.49%) Python
4 25 (17.12%) JavaScript
5 13 (8.90%) Go
5 13 (8.90%) Ruby
6 12 (8.22%) PHP
7 11 (7.53%) C#
8 10 (6.85%) Apple Swift
9 9 (6.16%) C++
9 9 (6.16%) TypeScript
10 8 (5.48%) Dart
10 8 (5.48%) MATLAB
10 8 (5.48%) Objective-C
10 8 (5.48%) Pascal
10 8 (5.48%) Perl
10 8 (5.48%) R
10 8 (5.48%) VB.NET
11 4 (2.74%) Clojure
11 4 (2.74%) SQL
Qualifications
1 5 (3.42%) Computer Science Degree
1 5 (3.42%) Degree
2 1 (0.68%) Master's Degree
Quality Assurance & Compliance
1 7 (4.79%) QA
System Software
1 39 (26.71%) Docker
Systems Management
1 56 (38.36%) Kubernetes
2 1 (0.68%) Terraform
Vendors
1 13 (8.90%) Google
2 8 (5.48%) Salesforce.com