The table below provides summary statistics and salary benchmarking for jobs advertised in Belfast requiring Kotlin skills. It covers permanent job vacancies from the 6 months leading up to 17 November 2025, with comparisons to the same periods in the previous two years.
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 Belfast.
Permanent vacancies with a requirement for coding skills
28
154
139
As % of all permanent jobs advertised in Belfast
9.66%
38.79%
50.55%
Number of salaries quoted
16
77
113
10th Percentile
£50,250
£38,000
£33,150
25th Percentile
£56,250
£53,750
£39,000
Median annual salary (50th Percentile)
£74,316
£69,308
£55,000
Median % change year-on-year
+7.23%
+26.01%
+4.76%
75th Percentile
£80,000
£91,250
£72,500
90th Percentile
£86,875
£100,000
£82,000
County Antrim median annual salary
£73,801
£69,308
£53,750
% change year-on-year
+6.48%
+28.94%
+2.38%
Kotlin Job Vacancy Trend in Belfast
Historical trend showing the proportion of permanent IT job postings citing Kotlin relative to all permanent IT jobs advertised in Belfast.
Kotlin Salary Trend in Belfast
Salary distribution trend for jobs in Belfast citing Kotlin.
Kotlin Top 4 Co-Occurring Skills & Capabilities in Belfast
For the 6 months to 17 November 2025, job vacancies citing Kotlin also mentioned the following skills and capabilities in order of popularity.
The figures indicate the absolute number of co-occurrences and as a proportion of all permanent job ads across the Belfast region with a requirement for Kotlin.
Kotlin Co-Occurring Skills & Capabilities in Belfast 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:
