Mainframe Developer Job Trends in the UK excluding London

Mainframe Developer
UK > UK excluding London

The median Mainframe Developer salary in the UK excluding London is £54,000 per year, according to job vacancies posted during the 6 months leading to 27 December 2025.

The table below compares current salary benchmarking and summary statistics with the previous two years.

6 months to
27 Dec 2025
Same period 2024 Same period 2023
Rank 521 566 531
Rank change year-on-year +45 -35 -
Permanent jobs requiring a Mainframe Developer 2 8 10
As % of all permanent jobs in the UK excluding London 0.005% 0.021% 0.032%
As % of the Job Titles category 0.005% 0.023% 0.034%
Number of salaries quoted 1 0 10
10th Percentile - - £46,250
25th Percentile - - £47,813
Median annual salary (50th Percentile) £54,000 - £55,000
75th Percentile - - £57,500
90th Percentile - - -
UK median annual salary £52,000 £75,000 £55,000
% change year-on-year -30.67% +36.36% -

All Permanent IT Job Vacancies
UK excluding London

For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in the UK excluding London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

Permanent vacancies in the UK excluding London with a recognized job title 38,560 35,159 29,652
% of permanent jobs with a recognized job title 90.35% 93.37% 95.30%
Number of salaries quoted 23,516 17,556 22,392
10th Percentile £28,000 £31,250 £28,000
25th Percentile £35,000 £40,000 £37,500
Median annual salary (50th Percentile) £50,000 £52,500 £50,000
Median % change year-on-year -4.76% +5.00% -4.76%
75th Percentile £65,000 £68,750 £66,250
90th Percentile £80,000 £82,500 £80,000
UK median annual salary £55,000 £60,000 £60,000
% change year-on-year -8.33% - -

Mainframe Developer
Job Vacancy Trend in the UK excluding London

Historical trend showing the proportion of permanent IT job postings featuring 'Mainframe Developer' in the job title relative to all permanent IT jobs advertised in the UK excluding London.

Mainframe Developer job vacancy trend in the UK excluding London

Mainframe Developer
Salary Trend in the UK excluding London

Salary distribution trend for Mainframe Developer job vacancies in the UK excluding London.

Salary distribution trend for Mainframe Developer job vacancies in the UK excluding London

Mainframe Developer
Job Locations in the UK excluding London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Mainframe Developer within the UK excluding London region over the 6 months to 27 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 Midlands - 2 £54,000 -
Midlands - 2 £54,000 -
Mainframe Developer
UK

Mainframe Developer Skill Set
Top 14 Co-Occurring Skills & Capabilities in the UK excluding London

For the 6 months to 27 December 2025, Mainframe Developer job roles required 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 UK excluding London region featuring Mainframe Developer in the job title.

1 1 (50.00%) Adabas
1 1 (50.00%) Analytics
1 1 (50.00%) CICS
1 1 (50.00%) COBOL
1 1 (50.00%) DB2
1 1 (50.00%) IBM
1 1 (50.00%) JCL
1 1 (50.00%) JSON
1 1 (50.00%) Natural
1 1 (50.00%) SQL
1 1 (50.00%) WebSphere
1 1 (50.00%) WebSphere MQ
1 1 (50.00%) XML
1 1 (50.00%) zOS

Mainframe Developer Skill Set
Co-Occurring Skills & Capabilities in the UK excluding London 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 1 (50.00%) CICS
1 1 (50.00%) WebSphere
Database & Business Intelligence
1 1 (50.00%) Adabas
1 1 (50.00%) DB2
General
1 1 (50.00%) Automotive
1 1 (50.00%) Banking
1 1 (50.00%) Finance
1 1 (50.00%) Marketing
Libraries, Frameworks & Software Standards
1 1 (50.00%) JSON
1 1 (50.00%) WebSphere MQ
1 1 (50.00%) XML
Miscellaneous
1 2 (100.00%) Mainframe
2 1 (50.00%) IBM Mainframe
Operating Systems
1 1 (50.00%) zOS
Processes & Methodologies
1 1 (50.00%) Analytics
Programming Languages
1 1 (50.00%) COBOL
1 1 (50.00%) JCL
1 1 (50.00%) Natural
1 1 (50.00%) SQL
Vendors
1 1 (50.00%) IBM