Kotlin Job Trends

JetBrains Kotlin
UK

The table below provides summary statistics and salary benchmarking for jobs requiring Kotlin skills. It covers permanent job vacancies from the 6 months leading up to 7 December 2025, with comparisons to the same periods in the previous two years.

6 months to
7 Dec 2025
Same period 2024 Same period 2023
Rank 496 420 380
Rank change year-on-year -76 -40 -42
Permanent jobs citing Kotlin 159 353 378
As % of all permanent jobs in the UK 0.28% 0.57% 0.75%
As % of the Programming Languages category 1.37% 1.70% 1.83%
Number of salaries quoted 102 211 356
10th Percentile £55,000 £40,000 £48,750
25th Percentile £66,875 £50,000 £63,438
Median annual salary (50th Percentile) £80,000 £77,500 £83,577
Median % change year-on-year +3.23% -7.27% +4.47%
75th Percentile £95,000 £97,500 £100,000
90th Percentile £117,125 £110,000 £113,750
UK excluding London median annual salary £75,000 £52,000 £62,500
% change year-on-year +44.23% -16.80% -3.85%

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 11,579 20,744 20,666
As % of all permanent jobs advertised in the UK 20.53% 33.39% 40.95%
Number of salaries quoted 8,450 12,486 17,013
10th Percentile £32,500 £37,500 £39,750
25th Percentile £45,000 £47,500 £48,103
Median annual salary (50th Percentile) £62,500 £65,000 £65,000
Median % change year-on-year -3.85% - -
75th Percentile £82,500 £85,000 £85,000
90th Percentile £107,500 £108,750 £106,250
UK excluding London median annual salary £55,000 £55,000 £55,000

Kotlin
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing Kotlin relative to all permanent IT jobs advertised.

Kotlin job vacancy trend 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 7 December 2025.

Salary histogram for Kotlin in the UK

Kotlin
Top 15 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 7 December 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 -51 145 £80,000 - 221
London +11 100 £90,000 +5.88% 30
Work from Home -23 51 £80,000 +33.33% 149
UK excluding London -33 47 £75,000 +44.23% 211
North of England +4 17 £75,000 +57.89% 49
South East -9 16 £60,000 +20.00% 51
Yorkshire -4 10 £75,000 +66.67% 16
North West +19 7 £75,000 +20.00% 30
South West +11 7 £95,000 +52.00% 25
Scotland -20 4 £75,000 +38.89% 12
Midlands +35 3 £65,000 +44.44% 37
West Midlands +34 3 £65,000 +44.44% 19
North East +7 2 £65,000 +30.00% 3
Wales - 1 £75,000 - 5
Northern Ireland - 1 £75,000 - 5

Kotlin
Co-Occurring Skills & Capabilities by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 2 (1.26%) Apache Spark
2 1 (0.63%) Apache Pulsar
2 1 (0.63%) TPMS
Applications
1 3 (1.89%) Chatbot
2 2 (1.26%) Sketch
Cloud Services
1 62 (38.99%) AWS
2 22 (13.84%) Azure
3 20 (12.58%) SaaS
4 16 (10.06%) GCP
5 8 (5.03%) GitHub
6 5 (3.14%) Azure Machine Learning
6 5 (3.14%) OpenShift
7 4 (2.52%) Firebase
8 3 (1.89%) Amazon Kinesis
8 3 (1.89%) AWS CloudFormation
8 3 (1.89%) Datadog
8 3 (1.89%) Entra ID
8 3 (1.89%) Figma
8 3 (1.89%) GitHub Actions
8 3 (1.89%) Google Workspace
8 3 (1.89%) Microsoft 365
9 2 (1.26%) Amazon CloudWatch
9 2 (1.26%) Amazon EC2
9 2 (1.26%) Amazon EKS
9 2 (1.26%) Amazon S3
Communications & Networking
1 2 (1.26%) Broadband
2 1 (0.63%) AMQP
2 1 (0.63%) HTTP
Database & Business Intelligence
1 8 (5.03%) NoSQL
2 6 (3.77%) MongoDB
2 6 (3.77%) PostgreSQL
2 6 (3.77%) Redis
2 6 (3.77%) SQL Server
3 4 (2.52%) DynamoDB
3 4 (2.52%) MySQL
4 3 (1.89%) Couchbase
4 3 (1.89%) Data Warehouse
4 3 (1.89%) Relational Database
5 2 (1.26%) Big Data
6 1 (0.63%) Amazon Aurora
6 1 (0.63%) BigQuery
6 1 (0.63%) ClickHouse
6 1 (0.63%) CockroachDB
6 1 (0.63%) Flink
Development Applications
1 12 (7.55%) Git
2 3 (1.89%) Android Studio
2 3 (1.89%) TeamCity
3 2 (1.26%) CircleCI
3 2 (1.26%) Cypress.io
3 2 (1.26%) git-flow
3 2 (1.26%) Jenkins
3 2 (1.26%) JIRA
3 2 (1.26%) JUnit
3 2 (1.26%) Postman
4 1 (0.63%) Bitbucket
4 1 (0.63%) Browser DevTools
4 1 (0.63%) Charles Proxy
4 1 (0.63%) Crashlytics
4 1 (0.63%) Gradle
4 1 (0.63%) Jasmine
4 1 (0.63%) Katalon Studio
4 1 (0.63%) Maven
4 1 (0.63%) Xcode
4 1 (0.63%) XCUITest
General
1 51 (32.08%) Finance
2 41 (25.79%) Social Skills
3 22 (13.84%) Law
4 21 (13.21%) Inclusion and Diversity
5 17 (10.69%) Analytical Skills
6 16 (10.06%) Banking
7 8 (5.03%) Marketing
7 8 (5.03%) Retail
8 7 (4.40%) Financial Institution
9 6 (3.77%) Games
9 6 (3.77%) Telecoms
10 4 (2.52%) Billing
10 4 (2.52%) Legal
11 3 (1.89%) Investment Banking
12 2 (1.26%) Public Sector
13 1 (0.63%) Advertising
13 1 (0.63%) Aerospace
13 1 (0.63%) Front Office
13 1 (0.63%) Publishing
Job Titles
1 58 (36.48%) Senior
2 53 (33.33%) Software Engineer
3 51 (32.08%) Developer
4 25 (15.72%) Java Engineer
5 21 (13.21%) Lead
6 20 (12.58%) Senior Developer
7 19 (11.95%) Android Engineer
8 16 (10.06%) Java Software Engineer
8 16 (10.06%) Senior Java Engineer
9 15 (9.43%) Java Developer
10 14 (8.81%) Senior Software Engineer
11 11 (6.92%) Senior Android Engineer
12 10 (6.29%) Ruby Engineer
13 9 (5.66%) Development Engineer
13 9 (5.66%) iOS Developer
13 9 (5.66%) Software Development Engineer
14 8 (5.03%) Lead Developer
14 8 (5.03%) Lead Software Engineer
15 7 (4.40%) Lead Java Developer
15 7 (4.40%) Senior Java Software Engineer
Libraries, Frameworks & Software Standards
1 25 (15.72%) Spring
2 24 (15.09%) React
3 18 (11.32%) RESTful
3 18 (11.32%) Spring Boot
4 15 (9.43%) Kafka
5 14 (8.81%) REST
6 13 (8.18%) Android Jetpack
6 13 (8.18%) Jetpack Compose
7 11 (6.92%) Flutter
8 10 (6.29%) SwiftUI
9 9 (5.66%) React Native
10 8 (5.03%) GraphQL
11 7 (4.40%) WebSockets
12 5 (3.14%) .NET
12 5 (3.14%) Symfony
12 5 (3.14%) Unity (Game Engine)
12 5 (3.14%) WebGL
13 4 (2.52%) AngularJS
13 4 (2.52%) JSON
13 4 (2.52%) Web Services
Miscellaneous
1 31 (19.50%) Cloud Native
2 28 (17.61%) Mobile App
3 13 (8.18%) Distributed Systems
4 6 (3.77%) Virtual Team
5 5 (3.14%) Blog
5 5 (3.14%) Data Structures
5 5 (3.14%) Educational Technology
5 5 (3.14%) Mobile Games
5 5 (3.14%) Public Cloud
6 4 (2.52%) Algorithms
6 4 (2.52%) Cyberattack
6 4 (2.52%) Distributed Denial-of-Service
6 4 (2.52%) Insider Threat
6 4 (2.52%) Mobile Banking
7 3 (1.89%) Greenfield Project
7 3 (1.89%) PKI
8 2 (1.26%) Derivative
8 2 (1.26%) Equity Derivative
8 2 (1.26%) IoT
8 2 (1.26%) Management Information System
Operating Systems
1 59 (37.11%) Android
2 30 (18.87%) Apple iOS
3 13 (8.18%) Linux
4 8 (5.03%) Windows
5 4 (2.52%) Mac OS
6 1 (0.63%) Embedded Linux
6 1 (0.63%) Unix
Processes & Methodologies
1 76 (47.80%) Software Engineering
2 48 (30.19%) Agile
3 47 (29.56%) CI/CD
4 41 (25.79%) Mentoring
5 36 (22.64%) AI
5 36 (22.64%) Android Development
6 30 (18.87%) Problem-Solving
7 26 (16.35%) Mobile Development
8 25 (15.72%) Architectural Patterns
9 23 (14.47%) Machine Learning
9 23 (14.47%) Microservices
10 22 (13.84%) Fintech
10 22 (13.84%) SDLC
11 21 (13.21%) Test Automation
12 20 (12.58%) Code Quality
13 18 (11.32%) Design Patterns
14 16 (10.06%) Continuous Improvement
14 16 (10.06%) Event-Driven
14 16 (10.06%) Secure Coding
14 16 (10.06%) TDD
Programming Languages
1 102 (64.15%) Java
2 35 (22.01%) Scala
3 23 (14.47%) Swift
4 21 (13.21%) Python
5 16 (10.06%) JavaScript
6 14 (8.81%) Go
6 14 (8.81%) Ruby
7 12 (7.55%) C++
7 12 (7.55%) TypeScript
8 9 (5.66%) C#
9 8 (5.03%) SQL
10 7 (4.40%) PHP
11 4 (2.52%) C
12 3 (1.89%) Google Apps Script
12 3 (1.89%) Objective-C
13 2 (1.26%) Groovy
Qualifications
1 21 (13.21%) Security Cleared
2 20 (12.58%) Degree
3 13 (8.18%) Master's Degree
4 11 (6.92%) DV Cleared
4 11 (6.92%) SC Cleared
5 10 (6.29%) Computer Science Degree
6 6 (3.77%) Azure Certification
7 4 (2.52%) AWS Certification
7 4 (2.52%) CREST Certified
7 4 (2.52%) OSCE
7 4 (2.52%) OSCP
8 2 (1.26%) AWS Certified Solutions Architect
9 1 (0.63%) AWS Certified Developer
Quality Assurance & Compliance
1 11 (6.92%) QA
2 5 (3.14%) GDPR
3 4 (2.52%) Accessibility
3 4 (2.52%) Actionable Recommendations
3 4 (2.52%) EU AI Act
3 4 (2.52%) ISO/IEC 27001
4 1 (0.63%) Data Quality
System Software
1 12 (7.55%) Docker
2 3 (1.89%) KVM
2 3 (1.89%) VMware Infrastructure
Systems Management
1 41 (25.79%) Kubernetes
2 14 (8.81%) Terraform
3 4 (2.52%) Grafana
3 4 (2.52%) Microsoft Intune
4 1 (0.63%) Kustomize
4 1 (0.63%) Prometheus
Vendors
1 8 (5.03%) Google
2 6 (3.77%) Microsoft
3 3 (1.89%) VMware
4 1 (0.63%) Samsung
4 1 (0.63%) Splunk