Kotlin Contract Job Trends in England

JetBrains Kotlin
UK > England

The table below provides summary statistics and contractor rates for jobs advertised in England requiring Kotlin skills. It covers contract job vacancies from the 6 months leading up to 16 December 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Dec 2025
Same period 2024 Same period 2023
Rank 384 285 422
Rank change year-on-year -99 +137 -33
Contract jobs citing Kotlin 161 232 145
As % of all contract jobs in England 0.51% 0.80% 0.39%
As % of the Programming Languages category 1.64% 2.45% 1.26%
Number of daily rates quoted 109 132 124
10th Percentile £343 £396 £431
25th Percentile £381 £413 £468
Median daily rate (50th Percentile) £500 £500 £600
Median % change year-on-year - -16.67% -
75th Percentile £633 £600 £675
90th Percentile £850 £713 £742
UK median daily rate £500 £511 £600
% change year-on-year -2.20% -14.79% -
Number of hourly rates quoted 12 8 3
10th Percentile - £35.53 £72.25
25th Percentile £52.50 £36.50 £73.75
Median hourly rate £57.50 £40.08 £77.50
Median % change year-on-year +43.47% -48.29% +6.16%
75th Percentile £70.00 £42.94 £80.63
90th Percentile - £51.00 £81.75
UK median hourly rate £57.50 £41.16 £77.50
% change year-on-year +39.72% -46.90% +6.16%

All Programming Languages
England

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

Contract vacancies with a requirement for coding skills 9,799 9,467 11,490
As % of all contract IT jobs advertised in England 31.28% 32.61% 30.71%
Number of daily rates quoted 6,508 6,167 8,348
10th Percentile £350 £356 £363
25th Percentile £413 £425 £450
Median daily rate (50th Percentile) £513 £550 £550
Median % change year-on-year -6.82% - -4.35%
75th Percentile £625 £651 £670
90th Percentile £738 £775 £775
UK median daily rate £505 £525 £550
% change year-on-year -3.76% -4.55% -2.65%
Number of hourly rates quoted 341 236 393
10th Percentile £32.50 £26.25 £35.00
25th Percentile £51.00 £44.24 £47.50
Median hourly rate £65.00 £63.00 £62.50
Median % change year-on-year +3.17% +0.80% -0.79%
75th Percentile £68.75 £68.75 £70.00
90th Percentile £75.00 £85.00 £78.75
UK median hourly rate £65.00 £62.50 £62.50
% change year-on-year +4.00% - -

Kotlin
Job Vacancy Trend in England

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

Kotlin job vacancy trend in England

Kotlin
Daily Rate Trend in England

Contractor daily rate distribution trend for jobs in England citing Kotlin.

Contractor daily rate distribution trend for jobs in England citing Kotlin

Kotlin
Daily Rate Histogram in England

Daily rate distribution for jobs citing Kotlin in England over the 6 months to 16 December 2025.

Daily rate histogram for Kotlin in England

Kotlin
Hourly Rate Trend in England

Contractor hourly rate distribution trend for jobs in England citing Kotlin.

Contractor hourly rate distribution trend for jobs in England citing Kotlin

Kotlin
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing Kotlin in England over the 6 months to 16 December 2025.

Hourly rate histogram for Kotlin in England

Kotlin
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Kotlin within the England region over the 6 months to 16 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
London -100 86 £600 +20.00% 50
North of England -12 42 £425 +1.49% 24
Yorkshire -23 22 £433 -23.65% 5
North West -22 20 £378 -4.43% 19
South West +1 13 £350 -15.15% 13
South East -13 8 £431 +1.47% 10
Midlands -30 8 £425 -18.66% 4
East Midlands -12 4 £463 -11.48% 4
West Midlands - 4 £273 -
North East - 1 £425 -
Kotlin
UK

Kotlin
Co-Occurring Skills & Capabilities in England 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 6 (3.73%) Confluence
2 1 (0.62%) Adobe Experience Manager
2 1 (0.62%) Solana
Business Applications
1 1 (0.62%) Distributed Ledger
1 1 (0.62%) Payment Gateway
Cloud Services
1 28 (17.39%) AWS
2 18 (11.18%) Azure
3 12 (7.45%) GCP
3 12 (7.45%) Google Play
4 9 (5.59%) Firebase
5 8 (4.97%) GitHub
6 5 (3.11%) GitHub Actions
6 5 (3.11%) Sentry
7 3 (1.86%) Amazon ECS
7 3 (1.86%) Azure DevOps
7 3 (1.86%) Figma
8 2 (1.24%) Adobe Analytics
8 2 (1.24%) AWS Lambda
8 2 (1.24%) PaaS
8 2 (1.24%) Serverless
8 2 (1.24%) Vercel
9 1 (0.62%) Amazon CloudWatch
9 1 (0.62%) Amazon S3
9 1 (0.62%) Amazon SQS
9 1 (0.62%) AWS CloudFormation
Communications & Networking
1 5 (3.11%) HTTP
2 3 (1.86%) Firewall
3 1 (0.62%) Broadband
3 1 (0.62%) HTTPS
3 1 (0.62%) SSL
3 1 (0.62%) VoIP
Database & Business Intelligence
1 11 (6.83%) PostgreSQL
2 10 (6.21%) MongoDB
3 8 (4.97%) Relational Database
4 7 (4.35%) MySQL
5 3 (1.86%) BigQuery
6 2 (1.24%) Mixpanel
6 2 (1.24%) NoSQL
7 1 (0.62%) Apache Cassandra
7 1 (0.62%) DynamoDB
7 1 (0.62%) HBase
7 1 (0.62%) RDBMS
Development Applications
1 28 (17.39%) Git
2 25 (15.53%) Gradle
3 15 (9.32%) Jenkins
4 13 (8.07%) Android Studio
5 12 (7.45%) JUnit
6 10 (6.21%) GitLab
6 10 (6.21%) IntelliJ
7 9 (5.59%) CircleCI
8 7 (4.35%) JIRA
8 7 (4.35%) XCUITest
9 5 (3.11%) Appium
9 5 (3.11%) Charles Proxy
9 5 (3.11%) Katalon Studio
9 5 (3.11%) Postman
9 5 (3.11%) Xcode
10 4 (2.48%) Bitbucket
10 4 (2.48%) Mockito
11 3 (1.86%) Cucumber
11 3 (1.86%) Selenium
12 2 (1.24%) Maven
General
1 51 (31.68%) Finance
2 25 (15.53%) Social Skills
3 23 (14.29%) Banking
4 13 (8.07%) Front Office
5 10 (6.21%) Public Sector
6 5 (3.11%) Analytical Skills
7 2 (1.24%) Influencing Skills
7 2 (1.24%) Retail Banking
7 2 (1.24%) Telecoms
8 1 (0.62%) Automotive
8 1 (0.62%) Investment Banking
8 1 (0.62%) Law
8 1 (0.62%) Military
8 1 (0.62%) Police
8 1 (0.62%) Retail
8 1 (0.62%) Wearables
Job Titles
1 111 (68.94%) Developer
2 63 (39.13%) Android Developer
3 27 (16.77%) Senior
4 20 (12.42%) Senior Developer
5 18 (11.18%) Java Developer
6 14 (8.70%) Software Engineer
7 13 (8.07%) Mobile Developer
8 12 (7.45%) Java Engineer
8 12 (7.45%) Senior Android Developer
9 10 (6.21%) iOS Developer
10 9 (5.59%) Front Office Developer
11 8 (4.97%) Backend Developer
12 6 (3.73%) Applications Developer
13 5 (3.11%) Java Software Engineer
13 5 (3.11%) Lead
13 5 (3.11%) Lead Developer
13 5 (3.11%) Mobile Engineer
14 4 (2.48%) iOS Android Developer
14 4 (2.48%) QA Engineer
14 4 (2.48%) Security Engineer
Libraries, Frameworks & Software Standards
1 41 (25.47%) Android Jetpack
2 39 (24.22%) Jetpack Compose
3 35 (21.74%) RESTful
4 29 (18.01%) Spring
5 26 (16.15%) Spring Boot
6 23 (14.29%) Android SDK
7 12 (7.45%) RxJava
8 11 (6.83%) Dagger
9 10 (6.21%) CSS
9 10 (6.21%) HTML
9 10 (6.21%) React
9 10 (6.21%) REST
10 8 (4.97%) GraphQL
10 8 (4.97%) JSON
10 8 (4.97%) OAuth
10 8 (4.97%) OAuth2
10 8 (4.97%) React Native
10 8 (4.97%) Web Services
11 7 (4.35%) Retrofit
12 6 (3.73%) OkHttp
Miscellaneous
1 51 (31.68%) Mobile App
2 9 (5.59%) Greenfield Project
3 6 (3.73%) Cloud Native
3 6 (3.73%) Data Protection Act
3 6 (3.73%) Product Ownership
4 4 (2.48%) Augmented Reality
4 4 (2.48%) Embedded Systems
4 4 (2.48%) Mobile Banking
4 4 (2.48%) Virtual Reality
5 3 (1.86%) Data Structures
5 3 (1.86%) Distributed Systems
5 3 (1.86%) Hybrid Cloud
6 2 (1.24%) Algorithms
6 2 (1.24%) Legacy Systems
6 2 (1.24%) Virtual Team
7 1 (0.62%) Blockchain
7 1 (0.62%) Infotainment
7 1 (0.62%) Legacy Code
7 1 (0.62%) Music Streaming
7 1 (0.62%) NHS
Operating Systems
1 87 (54.04%) Android
2 34 (21.12%) Apple iOS
3 10 (6.21%) Linux
4 5 (3.11%) Windows
5 4 (2.48%) Mac OS
6 1 (0.62%) Unix
Processes & Methodologies
1 68 (42.24%) Android Development
2 54 (33.54%) Agile
3 52 (32.30%) CI/CD
4 35 (21.74%) User Experience
5 32 (19.88%) MVVM
6 29 (18.01%) DevOps
7 23 (14.29%) Test Automation
7 23 (14.29%) Unit Testing
8 22 (13.66%) Mobile Development
9 21 (13.04%) Microservices
9 21 (13.04%) Software Engineering
10 20 (12.42%) Architectural Patterns
11 18 (11.18%) Mentoring
11 18 (11.18%) TDD
12 17 (10.56%) Fintech
12 17 (10.56%) Problem-Solving
13 16 (9.94%) Performance Tuning
14 15 (9.32%) Clean Code
14 15 (9.32%) Design Patterns
14 15 (9.32%) Open Source
Programming Languages
1 109 (67.70%) Java
2 25 (15.53%) Swift
3 19 (11.80%) JavaScript
4 16 (9.94%) C++
4 16 (9.94%) Python
4 16 (9.94%) TypeScript
5 15 (9.32%) Objective-C
6 10 (6.21%) Scala
6 10 (6.21%) SQL
7 6 (3.73%) Rust
8 5 (3.11%) Ruby
9 3 (1.86%) C
9 3 (1.86%) C#
9 3 (1.86%) Go
10 2 (1.24%) Groovy
10 2 (1.24%) PHP
10 2 (1.24%) VB
11 1 (0.62%) Bash
11 1 (0.62%) Clojure
Qualifications
1 15 (9.32%) Degree
2 10 (6.21%) Security Cleared
3 6 (3.73%) SC Cleared
4 5 (3.11%) Master's Degree
5 4 (2.48%) Computer Science Degree
6 3 (1.86%) BPSS Clearance
6 3 (1.86%) CCNA
6 3 (1.86%) Cisco Certification
6 3 (1.86%) Network+ Certification
7 2 (1.24%) AWS Certification
7 2 (1.24%) Azure Certification
8 1 (0.62%) GIAC
Quality Assurance & Compliance
1 17 (10.56%) QA
2 14 (8.70%) Accessibility
System Software
1 18 (11.18%) Docker
Systems Management
1 28 (17.39%) Kubernetes
2 10 (6.21%) Grafana
3 7 (4.35%) Terraform
4 1 (0.62%) HP Fortify
Vendors
1 28 (17.39%) Google
2 8 (4.97%) Databricks
3 6 (3.73%) Oracle
4 5 (3.11%) Microsoft
4 5 (3.11%) Splunk
5 3 (1.86%) Alibaba
5 3 (1.86%) Apple
6 2 (1.24%) Adobe
6 2 (1.24%) Xamarin