Kotlin Job Trends in the South East

JetBrains Kotlin
England > South East

The table below provides summary statistics and salary benchmarking for jobs advertised in the South East requiring Kotlin skills. It covers permanent job vacancies from the 6 months leading up to 20 December 2025, with comparisons to the same periods in the previous two years.

6 months to
20 Dec 2025
Same period 2024 Same period 2023
Rank 253 247 257
Rank change year-on-year -6 +10 +118
Permanent jobs citing Kotlin 16 61 9
As % of all permanent jobs in the South East 0.15% 0.65% 0.12%
As % of the Programming Languages category 0.97% 1.91% 0.33%
Number of salaries quoted 16 38 8
10th Percentile £53,750 - -
25th Percentile £55,000 £40,000 £26,250
Median annual salary (50th Percentile) £60,000 £47,500 £42,000
Median % change year-on-year +26.32% +13.10% -40.00%
75th Percentile £68,438 £75,000 £67,188
90th Percentile £88,125 £87,500 £76,000
England median annual salary £80,500 £80,000 £83,577
% change year-on-year +0.63% -4.28% +4.47%

All Programming Languages
South East

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 in the South East.

Permanent vacancies with a requirement for coding skills 1,653 3,188 2,726
As % of all permanent jobs advertised in the South East 15.95% 33.79% 37.82%
Number of salaries quoted 1,291 1,920 2,129
10th Percentile £32,750 £36,250 £35,000
25th Percentile £43,625 £45,000 £42,798
Median annual salary (50th Percentile) £57,500 £60,000 £55,000
Median % change year-on-year -4.17% +9.09% -4.35%
75th Percentile £70,000 £75,000 £70,000
90th Percentile £83,750 £85,000 £82,500
England median annual salary £62,500 £65,000 £65,000
% change year-on-year -3.85% - -

Kotlin
Job Vacancy Trend in the South East

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

Kotlin job vacancy trend in the South East

Kotlin
Salary Trend in the South East

Salary distribution trend for jobs in the South East citing Kotlin.

Salary distribution trend for jobs in the South East citing Kotlin

Kotlin
Salary Histogram in the South East

Salary distribution for jobs citing Kotlin in the South East over the 6 months to 20 December 2025.

Salary histogram for Kotlin in the South East

Kotlin
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kotlin within the South East region over the 6 months to 20 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
East Sussex +23 10 £60,000 +9.09% 2
Hampshire +11 6 £77,500 +55.00% 2
Kotlin
England

Kotlin
Co-Occurring Skills & Capabilities in the South East 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:

Cloud Services
1 1 (6.25%) Azure
1 1 (6.25%) SaaS
Database & Business Intelligence
1 1 (6.25%) Data Warehouse
1 1 (6.25%) MongoDB
1 1 (6.25%) MySQL
1 1 (6.25%) SQL Server
Development Applications
1 1 (6.25%) Git
General
1 3 (18.75%) Social Skills
2 2 (12.50%) Finance
3 1 (6.25%) Billing
3 1 (6.25%) Marketing
Job Titles
1 12 (75.00%) Developer
2 9 (56.25%) iOS Developer
3 3 (18.75%) Embedded Engineer
3 3 (18.75%) Mobile Developer
4 2 (12.50%) Embedded Software Engineer
4 2 (12.50%) Front-End Developer (Client-Side Developer)
4 2 (12.50%) Software Engineer
5 1 (6.25%) Android Engineer
5 1 (6.25%) Embedded Linux Engineer
5 1 (6.25%) Head of Development
5 1 (6.25%) Head of Software Development
5 1 (6.25%) Linux Engineer
Libraries, Frameworks & Software Standards
1 10 (62.50%) RESTful
1 10 (62.50%) SwiftUI
2 2 (12.50%) AngularJS
2 2 (12.50%) Next.js
2 2 (12.50%) React
3 1 (6.25%) .NET
Miscellaneous
1 12 (75.00%) Mobile App
Operating Systems
1 14 (87.50%) Android
2 11 (68.75%) Apple iOS
3 3 (18.75%) Linux
4 1 (6.25%) Embedded Linux
Processes & Methodologies
1 13 (81.25%) Mobile Development
2 10 (62.50%) Android Development
2 10 (62.50%) iOS Development
2 10 (62.50%) Memory Management
2 10 (62.50%) Multithreading
2 10 (62.50%) Performance Optimisation
2 10 (62.50%) SOLID
3 6 (37.50%) Software Engineering
4 2 (12.50%) Code Quality
4 2 (12.50%) Collaborative Working
4 2 (12.50%) Fintech
4 2 (12.50%) Problem-Solving
5 1 (6.25%) CI/CD
5 1 (6.25%) Clean Code
5 1 (6.25%) DevOps
5 1 (6.25%) Objectives and Key Results
5 1 (6.25%) Project Delivery
5 1 (6.25%) Secure Coding
5 1 (6.25%) Strategic Thinking
5 1 (6.25%) Technical Leadership
Programming Languages
1 11 (68.75%) Swift
2 3 (18.75%) C
2 3 (18.75%) C++
2 3 (18.75%) Java
3 1 (6.25%) C#
3 1 (6.25%) SQL
Qualifications
1 3 (18.75%) SC Cleared
1 3 (18.75%) Security Cleared
2 1 (6.25%) Degree
2 1 (6.25%) DV Cleared
Quality Assurance & Compliance
1 1 (6.25%) QA