Kotlin Job Trends

JetBrains Kotlin
UK

The table below provides summary statistics and salary benchmarking for jobs requiring Kotlin skills. It covers vacancies from the 6 months leading up to 18 September 2025, with comparisons to the same periods in the previous two years.

6 months to
18 Sep 2025
Same period 2024 Same period 2023
Rank 519 389 348
Rank change year-on-year -130 -41 -120
Permanent jobs citing Kotlin 158 502 539
As % of all permanent jobs advertised in the UK 0.32% 0.64% 0.89%
As % of the Programming Languages category 1.21% 2.08% 2.19%
Number of salaries quoted 65 309 502
10th Percentile £43,500 £40,000 £47,500
25th Percentile £57,500 £47,500 £62,500
Median annual salary (50th Percentile) £75,000 £70,000 £84,500
Median % change year-on-year +7.14% -17.16% +9.03%
75th Percentile £90,000 £97,500 £108,750
90th Percentile £109,500 £103,000 £120,000
UK excluding London median annual salary £62,500 £50,000 £60,000
% change year-on-year +25.00% -16.67% -7.69%

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 13,110 24,157 24,608
As % of all permanent jobs advertised in the UK 26.51% 30.93% 40.83%
Number of salaries quoted 8,456 15,118 20,186
10th Percentile £33,750 £37,500 £39,557
25th Percentile £46,250 £47,025 £48,750
Median annual salary (50th Percentile) £62,500 £62,500 £65,000
Median % change year-on-year - -3.85% +4.00%
75th Percentile £83,750 £82,500 £85,000
90th Percentile £111,250 £107,500 £106,250
UK excluding London median annual salary £55,000 £55,000 £55,000

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

Salary distribution trend for jobs in the UK citing Kotlin.

Salary distribution trend for jobs in the UK citing Kotlin

Kotlin
Salary Histogram

Salary distribution for jobs citing Kotlin over the 6 months to 18 September 2025.

Salary histogram for Kotlin in the UK

Kotlin
Top 12 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 18 September 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 -122 152 £75,000 +7.14% 108
London -60 105 £82,500 -2.94% 74
UK excluding London -64 46 £62,500 +25.00% 47
Work from Home -72 36 £68,750 +5.77% 61
South East -53 19 £60,000 +33.33% 19
North of England +1 17 £70,000 +75.00% 14
South West +68 9 £45,000 -29.41% 5
Yorkshire +31 9 £71,250 - 5
North West -12 8 £70,000 +75.00% 7
Midlands +46 3 £65,000 +4.00% 3
West Midlands +45 3 £65,000 +57.58% 1
North East +19 2 £65,000 +30.00% 2

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 4 (2.53%) Apache Pulsar
1 4 (2.53%) Apache Spark
1 4 (2.53%) Confluence
2 1 (0.63%) TPMS
Applications
1 1 (0.63%) Chatbot
1 1 (0.63%) Simulink
Cloud Services
1 64 (40.51%) AWS
2 22 (13.92%) GCP
3 19 (12.03%) Azure
3 19 (12.03%) GitHub
4 9 (5.70%) SaaS
5 7 (4.43%) GitHub Actions
6 6 (3.80%) Datadog
7 4 (2.53%) Serverless
8 2 (1.27%) Amazon CloudWatch
8 2 (1.27%) Amazon EC2
8 2 (1.27%) Amazon EKS
8 2 (1.27%) Amazon S3
8 2 (1.27%) Bitrise
8 2 (1.27%) Google Play
8 2 (1.27%) OpenShift
9 1 (0.63%) Amazon ECS
9 1 (0.63%) Azure Machine Learning
9 1 (0.63%) Figma
9 1 (0.63%) Firebase
Communications & Networking
1 4 (2.53%) HTTP
1 4 (2.53%) HTTPS
1 4 (2.53%) SSL
1 4 (2.53%) TCP/IP
2 1 (0.63%) Broadband
2 1 (0.63%) Wireshark
Database & Business Intelligence
1 11 (6.96%) NoSQL
2 10 (6.33%) PostgreSQL
2 10 (6.33%) Relational Database
3 8 (5.06%) Big Data
3 8 (5.06%) MongoDB
4 7 (4.43%) MySQL
5 4 (2.53%) Amazon Aurora
5 4 (2.53%) BigQuery
5 4 (2.53%) DynamoDB
5 4 (2.53%) Flink
6 3 (1.90%) Data Warehouse
6 3 (1.90%) SQL Server
7 2 (1.27%) Redis
8 1 (0.63%) CockroachDB
Development Applications
1 21 (13.29%) Git
2 7 (4.43%) Android Studio
2 7 (4.43%) CircleCI
2 7 (4.43%) JUnit
3 6 (3.80%) git-flow
3 6 (3.80%) JIRA
4 5 (3.16%) Jenkins
5 3 (1.90%) GitLab
6 2 (1.27%) Postman
6 2 (1.27%) UI Automator
7 1 (0.63%) Bitbucket
7 1 (0.63%) Browser DevTools
7 1 (0.63%) Crashlytics
7 1 (0.63%) Cypress.io
7 1 (0.63%) fastlane
7 1 (0.63%) Jasmine
General
1 71 (44.94%) Finance
2 58 (36.71%) Law
3 56 (35.44%) Inclusion and Diversity
4 42 (26.58%) Social Skills
5 36 (22.78%) Banking
6 18 (11.39%) Analytical Skills
6 18 (11.39%) Marketing
7 16 (10.13%) Legal
8 4 (2.53%) Billing
8 4 (2.53%) Investment Banking
9 3 (1.90%) Publishing
9 3 (1.90%) Retail
10 2 (1.27%) Electronics
10 2 (1.27%) Financial Institution
10 2 (1.27%) Games
10 2 (1.27%) Presentation Skills
10 2 (1.27%) Public Sector
11 1 (0.63%) Aviation
11 1 (0.63%) Swedish Language
11 1 (0.63%) Telecoms
Job Titles
1 61 (38.61%) Software Engineer
2 48 (30.38%) Developer
2 48 (30.38%) Lead
3 43 (27.22%) Senior
4 37 (23.42%) Java Engineer
5 33 (20.89%) Java Software Engineer
6 29 (18.35%) Lead Software Engineer
7 18 (11.39%) Senior Developer
8 17 (10.76%) Lead Java Engineer
9 15 (9.49%) Java Developer
10 14 (8.86%) Android Developer
11 13 (8.23%) Android Engineer
12 10 (6.33%) Mobile Developer
13 9 (5.70%) AWS Engineer
13 9 (5.70%) AWS Software Engineer
13 9 (5.70%) Senior Java Engineer
13 9 (5.70%) Senior Software Engineer
14 8 (5.06%) Mobile Engineer
15 7 (4.43%) Lead Developer
15 7 (4.43%) Principal Developer
Libraries, Frameworks & Software Standards
1 28 (17.72%) Spring
2 25 (15.82%) Kafka
3 22 (13.92%) RESTful
4 19 (12.03%) Spring Boot
5 17 (10.76%) Android Jetpack
5 17 (10.76%) Jetpack Compose
6 16 (10.13%) React
7 11 (6.96%) REST
8 10 (6.33%) Flutter
8 10 (6.33%) GraphQL
8 10 (6.33%) Web Services
9 9 (5.70%) RabbitMQ
10 8 (5.06%) React Native
10 8 (5.06%) Retrofit
11 7 (4.43%) OAuth
11 7 (4.43%) SwiftUI
12 6 (3.80%) OkHttp
13 5 (3.16%) Android SDK
13 5 (3.16%) AngularJS
13 5 (3.16%) Dagger
Miscellaneous
1 56 (35.44%) Cloud Native
2 19 (12.03%) Distributed Systems
3 18 (11.39%) Mobile App
4 13 (8.23%) Mobile Banking
5 11 (6.96%) Virtual Team
6 9 (5.70%) Management Information System
7 8 (5.06%) Derivative
7 8 (5.06%) Equity Derivative
8 7 (4.43%) Greenfield Project
8 7 (4.43%) Public Cloud
9 6 (3.80%) Algorithms
10 5 (3.16%) Data Structures
10 5 (3.16%) Distributed Applications
10 5 (3.16%) Product Ownership
10 5 (3.16%) Self-Motivation
11 4 (2.53%) Team-Oriented Environment
12 3 (1.90%) Onboarding
13 2 (1.27%) Distributed Architecture
13 2 (1.27%) Educational Technology
13 2 (1.27%) Hybrid Cloud
Operating Systems
1 59 (37.34%) Android
2 33 (20.89%) Apple iOS
3 9 (5.70%) Linux
4 4 (2.53%) Windows
5 1 (0.63%) Embedded Linux
5 1 (0.63%) Unix
Processes & Methodologies
1 93 (58.86%) Software Engineering
2 63 (39.87%) Agile
3 59 (37.34%) CI/CD
4 50 (31.65%) SDLC
5 48 (30.38%) Fintech
6 45 (28.48%) Microservices
7 41 (25.95%) Problem-Solving
8 36 (22.78%) Android Development
9 34 (21.52%) Artificial Intelligence
10 32 (20.25%) Architectural Patterns
10 32 (20.25%) Secure Coding
11 30 (18.99%) Mobile Development
12 27 (17.09%) Mentoring
13 24 (15.19%) Open Source
14 20 (12.66%) Domain Models
14 20 (12.66%) Test Automation
15 18 (11.39%) iOS Development
15 18 (11.39%) Machine Learning
16 17 (10.76%) Technical Leadership
17 16 (10.13%) Community of Practice
Programming Languages
1 114 (72.15%) Java
2 28 (17.72%) Scala
3 24 (15.19%) Swift
4 23 (14.56%) Go
5 22 (13.92%) Python
6 16 (10.13%) TypeScript
7 15 (9.49%) C++
8 10 (6.33%) Objective-C
9 9 (5.70%) C
9 9 (5.70%) JavaScript
10 7 (4.43%) SQL
11 6 (3.80%) C#
12 5 (3.16%) Groovy
13 4 (2.53%) PHP
14 3 (1.90%) Rust
15 1 (0.63%) MATLAB
Qualifications
1 12 (7.59%) Degree
2 11 (6.96%) SC Cleared
2 11 (6.96%) Security Cleared
3 5 (3.16%) AWS Certification
3 5 (3.16%) Master's Degree
4 4 (2.53%) AWS Certified Solutions Architect
4 4 (2.53%) Computer Science Degree
5 1 (0.63%) DV Cleared
Quality Assurance & Compliance
1 7 (4.43%) QA
2 3 (1.90%) Accessibility
System Software
1 16 (10.13%) Docker
Systems Management
1 50 (31.65%) Kubernetes
2 24 (15.19%) Terraform
3 3 (1.90%) Grafana
3 3 (1.90%) Prometheus
4 2 (1.27%) Kustomize
Vendors
1 10 (6.33%) Google
2 8 (5.06%) Microsoft
3 4 (2.53%) Samsung
4 3 (1.90%) Alibaba
5 1 (0.63%) QNX