JetBrains Kotlin
UK

The table below provides summary statistics for permanent job vacancies requiring Kotlin skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited Kotlin over the 6 months leading up to 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 536 428 346
Rank change year-on-year -108 -82 -150
Permanent jobs citing Kotlin 148 556 1,031
As % of all permanent jobs advertised in the UK 0.28% 0.57% 0.99%
As % of the Programming Languages category 0.94% 1.67% 2.28%
Number of salaries quoted 105 461 758
10th Percentile £30,000 £42,500 £52,500
25th Percentile £45,000 £62,500 £65,000
Median annual salary (50th Percentile) £65,000 £82,500 £82,500
Median % change year-on-year -21.21% - +10.00%
75th Percentile £100,000 £102,500 £105,000
90th Percentile £130,000 £115,000 £117,500
UK excluding London median annual salary £47,500 £62,500 £75,000
% change year-on-year -24.00% -16.67% +15.38%

All Programming Languages
UK

Kotlin falls under the Programming Languages category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring coding skills.

Permanent vacancies with a requirement for coding skills 15,664 33,221 45,157
As % of all permanent jobs advertised in the UK 30.03% 33.78% 43.42%
Number of salaries quoted 11,561 25,021 28,803
10th Percentile £37,500 £35,000 £38,750
25th Percentile £47,683 £45,000 £49,500
Median annual salary (50th Percentile) £60,000 £60,000 £65,000
Median % change year-on-year - -7.69% +4.00%
75th Percentile £82,500 £77,500 £86,250
90th Percentile £106,250 £100,000 £106,250
UK excluding London median annual salary £55,000 £53,500 £55,000
% change year-on-year +2.80% -2.73% +2.33%

Kotlin
Job Vacancy Trend

Job postings citing Kotlin as a proportion of all IT jobs advertised.

Job vacancy trend for Kotlin in the UK

Kotlin
Salary Trend

3-month moving average salary quoted in jobs citing Kotlin.

Salary trend for Kotlin in the UK

Kotlin
Salary Histogram

Salary distribution for jobs citing Kotlin over the 6 months to 30 April 2025.

Salary histogram for Kotlin in the UK

Kotlin
Top 13 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kotlin within the UK over the 6 months to 30 April 2025. 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
England -102 125 £65,000 -22.88% 193
Work from Home +37 91 £47,500 -40.63% 138
UK excluding London +63 77 £47,500 -24.00% 81
London -95 65 £85,000 -5.56% 121
South East +85 22 £47,500 +5.56% 12
Scotland +108 19 £85,253 +8.26% 9
North of England +58 17 £46,250 -19.57% 44
South West +95 15 £45,000 -30.77% 3
Yorkshire +65 9 £45,000 +24.14% 10
North West +11 7 £57,500 - 29
Midlands +52 4 £55,000 -12.00% 6
West Midlands +46 4 £55,000 -26.67% 1
North East - 1 - - 5

Kotlin
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 6 (4.05%) Confluence
Applications
1 1 (0.68%) Adobe XD
1 1 (0.68%) Sketch
1 1 (0.68%) Trello
Cloud Services
1 24 (16.22%) AWS
1 24 (16.22%) GitHub
2 16 (10.81%) Azure
3 10 (6.76%) GitHub Actions
4 7 (4.73%) SaaS
5 6 (4.05%) Figma
5 6 (4.05%) GCP
6 5 (3.38%) Firebase
6 5 (3.38%) SonarCloud
7 2 (1.35%) Bitrise
7 2 (1.35%) Cloud Computing
7 2 (1.35%) Datadog
7 2 (1.35%) Serverless
8 1 (0.68%) Amazon EC2
8 1 (0.68%) Amazon EKS
8 1 (0.68%) Amazon S3
8 1 (0.68%) AWS CloudFormation
8 1 (0.68%) AWS Lambda
8 1 (0.68%) PaaS
8 1 (0.68%) Stripe
Communications & Networking
1 9 (6.08%) Internet
2 7 (4.73%) SSL
3 6 (4.05%) HTTP
4 4 (2.70%) HTTPS
4 4 (2.70%) TCP/IP
5 2 (1.35%) Network Security
5 2 (1.35%) Wireshark
6 1 (0.68%) Bluetooth
Database & Business Intelligence
1 5 (3.38%) Relational Database
2 4 (2.70%) PostgreSQL
3 2 (1.35%) Big Data
4 1 (0.68%) BigQuery
Development Applications
1 26 (17.57%) Git
2 23 (15.54%) Jenkins
3 9 (6.08%) JIRA
4 8 (5.41%) Gradle
4 8 (5.41%) Maven
4 8 (5.41%) SonarQube
5 6 (4.05%) JUnit
6 4 (2.70%) GitLab
7 3 (2.03%) Android Studio
7 3 (2.03%) CircleCI
7 3 (2.03%) fastlane
8 2 (1.35%) Appium
8 2 (1.35%) Crashlytics
8 2 (1.35%) Postman
8 2 (1.35%) webpack
9 1 (0.68%) Bitbucket
9 1 (0.68%) Travis CI
9 1 (0.68%) Xcode
General
1 52 (35.14%) Finance
2 39 (26.35%) Banking
3 28 (18.92%) Social Skills
4 19 (12.84%) Games
5 17 (11.49%) Legal
6 11 (7.43%) Analytical Skills
7 5 (3.38%) Law
8 4 (2.70%) Electronics
8 4 (2.70%) Front Office
8 4 (2.70%) Investment Banking
9 3 (2.03%) Marketing
10 2 (1.35%) Financial Institution
10 2 (1.35%) Inclusion and Diversity
10 2 (1.35%) Public Sector
10 2 (1.35%) Retail
10 2 (1.35%) Retail Banking
11 1 (0.68%) Manufacturing
11 1 (0.68%) Pharmaceutical
11 1 (0.68%) Presentation Skills
11 1 (0.68%) Telecoms
Job Titles
1 57 (38.51%) Developer
2 29 (19.59%) Android Developer
3 28 (18.92%) Lead
4 26 (17.57%) Senior
5 20 (13.51%) Android Engineer
5 20 (13.51%) Software Engineer
6 18 (12.16%) Graduate
7 11 (7.43%) Lead Developer
7 11 (7.43%) Software Developer
8 10 (6.76%) iOS Developer
8 10 (6.76%) Principal Engineer
9 9 (6.08%) iOS Android Developer
10 8 (5.41%) Mobile Developer
10 8 (5.41%) Senior Developer
11 7 (4.73%) Applications Developer
11 7 (4.73%) Development Manager
11 7 (4.73%) Lead Android Developer
11 7 (4.73%) Lead iOS Developer
11 7 (4.73%) Mobile Software Engineer
12 6 (4.05%) Mobile Engineer
Libraries, Frameworks & Software Standards
1 27 (18.24%) Android Jetpack
2 26 (17.57%) RESTful
3 20 (13.51%) Jetpack Compose
4 16 (10.81%) React
5 9 (6.08%) SwiftUI
6 8 (5.41%) Node.js
6 8 (5.41%) UIKit
6 8 (5.41%) Unity (Game Engine)
7 7 (4.73%) AngularJS
7 7 (4.73%) Flutter
7 7 (4.73%) GraphQL
7 7 (4.73%) OAuth
8 6 (4.05%) Android SDK
8 6 (4.05%) Dagger
9 5 (3.38%) CSS
9 5 (3.38%) HTML
9 5 (3.38%) Kafka
9 5 (3.38%) OpenAPI
9 5 (3.38%) Swagger
10 4 (2.70%) JSON
Miscellaneous
1 75 (50.68%) Mobile App
2 20 (13.51%) Product Ownership
3 18 (12.16%) Mobile Games
4 17 (11.49%) Hackathon
4 17 (11.49%) Learning Management System
5 16 (10.81%) Virtual Team
6 12 (8.11%) Greenfield Project
7 10 (6.76%) Educational Technology
8 9 (6.08%) Online Banking
9 8 (5.41%) Legacy Systems
10 7 (4.73%) Cloud Native
11 5 (3.38%) Algorithms
11 5 (3.38%) Data Structures
11 5 (3.38%) Distributed Systems
11 5 (3.38%) Self-Motivation
12 4 (2.70%) Foreign Exchange (FX)
13 2 (1.35%) Embedded Systems
14 1 (0.68%) Cyber Threat
14 1 (0.68%) Enterprise Software
14 1 (0.68%) IoT
Operating Systems
1 82 (55.41%) Android
2 46 (31.08%) Apple iOS
3 16 (10.81%) Linux
4 3 (2.03%) Windows
Processes & Methodologies
1 61 (41.22%) Android Development
2 59 (39.86%) Agile
3 57 (38.51%) Software Engineering
4 52 (35.14%) DevOps
5 43 (29.05%) Problem-Solving
6 40 (27.03%) User Experience
7 38 (25.68%) CI/CD
8 36 (24.32%) Computer Science
9 31 (20.95%) Mobile Development
10 30 (20.27%) Containerisation
11 28 (18.92%) Test Automation
12 26 (17.57%) Artificial Intelligence
13 23 (15.54%) Fintech
13 23 (15.54%) Mentoring
14 20 (13.51%) API Integration
14 20 (13.51%) iOS Development
14 20 (13.51%) Roadmaps
15 19 (12.84%) API Development
15 19 (12.84%) Cybersecurity
15 19 (12.84%) Microservices
Programming Languages
1 95 (64.19%) Java
2 43 (29.05%) JavaScript
3 40 (27.03%) Swift
4 37 (25.00%) Python
5 28 (18.92%) Objective-C
6 23 (15.54%) C#
7 21 (14.19%) TypeScript
8 19 (12.84%) C++
9 15 (10.14%) Go
10 9 (6.08%) C
11 6 (4.05%) Rust
12 5 (3.38%) SQL
13 4 (2.70%) PHP
14 2 (1.35%) Ruby
14 2 (1.35%) Scala
15 1 (0.68%) Dart
Qualifications
1 55 (37.16%) Degree
2 29 (19.59%) Computer Science Degree
3 22 (14.86%) Master's Degree
4 17 (11.49%) PhD
5 3 (2.03%) SC Cleared
5 3 (2.03%) Security Cleared
6 2 (1.35%) DV Cleared
Quality Assurance & Compliance
1 30 (20.27%) QA
2 5 (3.38%) Accessibility
3 1 (0.68%) IEC 62304
3 1 (0.68%) ISO 13485
3 1 (0.68%) ISO/IEC 27001
System Software
1 18 (12.16%) Docker
Systems Management
1 24 (16.22%) Kubernetes
2 14 (9.46%) Terraform
3 2 (1.35%) Grafana
3 2 (1.35%) Prometheus
Vendors
1 24 (16.22%) Google
2 19 (12.84%) Microsoft
3 17 (11.49%) IBM
4 8 (5.41%) New Relic
5 4 (2.70%) Databricks
6 3 (2.03%) Alibaba
7 2 (1.35%) Xamarin
8 1 (0.68%) Adobe
8 1 (0.68%) Becrypt
8 1 (0.68%) Intel
8 1 (0.68%) Perforce
8 1 (0.68%) SAP
8 1 (0.68%) Spotify