Open Source Development Job Trends

Open Source Software Development
UK

The table below provides summary statistics and salary benchmarking for jobs requiring Open Source Development skills. It covers permanent job vacancies from the 6 months leading up to 14 January 2026, with comparisons to the same periods in the previous two years.

6 months to
14 Jan 2026
Same period 2025 Same period 2024
Rank 647 688 693
Rank change year-on-year +41 +5 +283
Permanent jobs citing Open Source Development 6 11 28
As % of all permanent jobs in the UK 0.010% 0.021% 0.050%
As % of the Processes & Methodologies category 0.012% 0.023% 0.056%
Number of salaries quoted 2 6 23
10th Percentile - £60,625 £37,500
25th Percentile £107,500 £67,188 £38,750
Median annual salary (50th Percentile) £115,000 £88,750 £57,500
Median % change year-on-year +29.58% +54.35% -17.86%
75th Percentile £122,500 £100,000 £66,250
90th Percentile - £112,500 £74,300
UK excluding London median annual salary - £77,500 £51,250
% change year-on-year - +51.22% -14.58%

All Process & Methodology Skills
UK

Open Source Development falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills.

Permanent vacancies with a requirement for process or methodology skills 48,596 48,532 50,084
As % of all permanent jobs advertised in the UK 81.00% 90.69% 89.94%
Number of salaries quoted 28,664 23,590 38,164
10th Percentile £28,500 £35,000 £31,250
25th Percentile £37,500 £45,000 £42,500
Median annual salary (50th Percentile) £55,000 £60,000 £60,000
Median % change year-on-year -8.33% - -4.00%
75th Percentile £75,000 £80,000 £77,750
90th Percentile £95,000 £100,000 £97,500
UK excluding London median annual salary £50,000 £55,000 £52,000
% change year-on-year -9.09% +5.77% -5.45%

Open Source Development
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing Open Source Development relative to all permanent IT jobs advertised.

Open Source Development job vacancy trend in the UK

Open Source Development
Salary Trend

Salary distribution trend for jobs in the UK citing Open Source Development.

Salary distribution trend for jobs in the UK citing Open Source Development

Open Source Development
Top 5 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Open Source Development within the UK over the 6 months to 14 January 2026. 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
England +59 6 £115,000 +29.58%
UK excluding London +57 4 - - 1
South West +15 4 - -
Work from Home +67 2 £115,000 +21.05% 3
London +51 2 £115,000 +15.00%

Open Source Development
Co-Occurring Skills & Capabilities 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:

Communications & Networking
1 4 (66.67%) DNS
1 4 (66.67%) HTTP
1 4 (66.67%) SMTP
1 4 (66.67%) TCP/IP
Development Applications
1 4 (66.67%) Git
General
1 4 (66.67%) Analytical Skills
2 2 (33.33%) Social Skills
Job Titles
1 4 (66.67%) C++ Software Engineer
1 4 (66.67%) Python Engineer
1 4 (66.67%) Python Software Engineer
1 4 (66.67%) Software Engineer
2 2 (33.33%) Blockchain Engineer
2 2 (33.33%) Rust Engineer
Libraries, Frameworks & Software Standards
1 2 (33.33%) web3js
Miscellaneous
1 4 (66.67%) GNSS
1 4 (66.67%) Satnav
1 4 (66.67%) Self-Motivation
2 2 (33.33%) Blockchain
2 2 (33.33%) Distributed Systems
2 2 (33.33%) Web3
Operating Systems
1 4 (66.67%) Linux
1 4 (66.67%) Windows
Processes & Methodologies
1 6 (100.00%) Open Source
2 4 (66.67%) B2B
2 4 (66.67%) Mathematics
2 4 (66.67%) Problem-Solving
2 4 (66.67%) Software Engineering
2 4 (66.67%) Test Automation
2 4 (66.67%) Validation
3 2 (33.33%) Clean Code
3 2 (33.33%) Memory Management
Programming Languages
1 4 (66.67%) C++
1 4 (66.67%) Python
2 2 (33.33%) Rust
Qualifications
1 4 (66.67%) Degree