Kotlin Contracts in the City of London

JetBrains Kotlin
Central London > City of London

The table below provides summary statistics for contract job vacancies advertised in the City of London requiring Kotlin skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Kotlin over the 6 months leading up to 7 July 2025, comparing them to the same period in the previous two years.

6 months to
7 Jul 2025
Same period 2024 Same period 2023
Rank 115 100 135
Rank change year-on-year -15 +35 +6
Contract jobs citing Kotlin 6 23 26
As % of all contract jobs advertised in the City of London 0.33% 1.08% 0.73%
As % of the Programming Languages category 0.83% 2.95% 1.82%
Number of daily rates quoted 1 15 25
10th Percentile - £375 £545
25th Percentile £613 £413 £594
Median daily rate (50th Percentile) £625 £600 £625
Median % change year-on-year +4.17% -4.00% -
75th Percentile £638 £688 £725
90th Percentile - £808 £775
Central London median daily rate £625 £595 £625
% change year-on-year +5.04% -4.80% -

All Programming Languages
City of London

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 the City of London.

Contract vacancies with a requirement for coding skills 725 779 1,432
As % of all contract IT jobs advertised in the City of London 39.79% 36.64% 40.43%
Number of daily rates quoted 488 542 918
10th Percentile £404 £401 £420
25th Percentile £469 £475 £507
Median daily rate (50th Percentile) £575 £575 £625
Median % change year-on-year - -8.00% +4.17%
75th Percentile £697 £689 £738
90th Percentile £775 £811 £838
Central London median daily rate £575 £565 £625
% change year-on-year +1.77% -9.60% +5.84%
Number of hourly rates quoted 5 1 4
10th Percentile £20.20 - £23.95
25th Percentile £25.75 £46.75 £41.50
Median hourly rate £62.50 £48.50 £66.25
Median % change year-on-year +28.87% -26.79% +26.19%
75th Percentile £63.75 £50.25 £84.06
90th Percentile £78.75 - £84.63
Central London median hourly rate £51.44 £48.50 £66.25
% change year-on-year +6.06% -26.79% +26.19%

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
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Kotlin in the City of London

Kotlin
Contractor Hourly Rate Trend in the City of London

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

Hourly rate trend for Kotlin in the City of London

Kotlin
Co-occurring Skills and Capabilities in the City of London 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 1 (16.67%) Confluence
Cloud Services
1 4 (66.67%) AWS
2 1 (16.67%) Apple Pay
2 1 (16.67%) GitHub
2 1 (16.67%) GitHub Actions
Development Applications
1 2 (33.33%) Android Studio
2 1 (16.67%) Bitbucket
2 1 (16.67%) CircleCI
2 1 (16.67%) Git
2 1 (16.67%) JIRA
General
1 3 (50.00%) Social Skills
2 1 (16.67%) Banking
2 1 (16.67%) Finance
2 1 (16.67%) Military
2 1 (16.67%) Public Sector
Job Titles
1 5 (83.33%) Android Developer
1 5 (83.33%) Developer
2 2 (33.33%) Senior
3 1 (16.67%) Architect
3 1 (16.67%) iOS Android Developer
3 1 (16.67%) iOS Developer
3 1 (16.67%) Senior Android Developer
3 1 (16.67%) Senior Architect
3 1 (16.67%) Senior Developer
3 1 (16.67%) Senior Technical Architect
3 1 (16.67%) Technical Architect
Libraries, Frameworks & Software Standards
1 3 (50.00%) Android Jetpack
1 3 (50.00%) GraphQL
1 3 (50.00%) Jetpack Compose
2 1 (16.67%) Android SDK
2 1 (16.67%) Node.js
Miscellaneous
1 4 (66.67%) Mobile App
2 1 (16.67%) Public Cloud
Operating Systems
1 5 (83.33%) Android
2 1 (16.67%) Apple iOS
Processes & Methodologies
1 5 (83.33%) Android Development
2 4 (66.67%) Agile
2 4 (66.67%) CI/CD
2 4 (66.67%) Mobile Application Development
2 4 (66.67%) Scrum
3 3 (50.00%) B2C
3 3 (50.00%) Kanban
3 3 (50.00%) Mobile Development
3 3 (50.00%) Performance Optimisation
3 3 (50.00%) Push Notifications
4 1 (16.67%) Continuous Delivery
4 1 (16.67%) Data Deduplication
4 1 (16.67%) DevOps
4 1 (16.67%) Infrastructure as Code
4 1 (16.67%) iOS Development
4 1 (16.67%) IT Strategy
4 1 (16.67%) Line Management
4 1 (16.67%) Microservices
4 1 (16.67%) Roadmaps
4 1 (16.67%) Technology Strategy
Programming Languages
1 2 (33.33%) Java
2 1 (16.67%) Swift
2 1 (16.67%) TypeScript
Qualifications
1 1 (16.67%) SC Cleared
1 1 (16.67%) Security Cleared
Quality Assurance & Compliance
1 1 (16.67%) Accessibility
1 1 (16.67%) Data Quality
Systems Management
1 1 (16.67%) Grafana
1 1 (16.67%) Kubernetes
1 1 (16.67%) Prometheus
1 1 (16.67%) Terraform
Vendors
1 1 (16.67%) Apple