Kamailio Job Trends in the South East

Kamailio (formerly OpenSER)
England > South East

The table below provides summary statistics and salary benchmarking for jobs advertised in the South East requiring Kamailio skills. It covers permanent job vacancies from the 6 months leading up to 17 January 2026, with comparisons to the same periods in the previous two years.

6 months to
17 Jan 2026
Same period 2025 Same period 2024
Rank 268 296 311
Rank change year-on-year +28 +15 -
Permanent jobs citing Kamailio 1 3 1
As % of all permanent jobs in the South East 0.010% 0.033% 0.011%
As % of the System Software category 0.15% 0.24% 0.064%
Number of salaries quoted 1 3 1
10th Percentile - - -
25th Percentile £57,500 £71,250 £72,500
Median annual salary (50th Percentile) £60,000 £72,500 £75,000
Median % change year-on-year -17.24% -3.33% -
75th Percentile £62,500 £73,750 £77,500
90th Percentile - - -
England median annual salary £37,000 £72,500 £42,000
% change year-on-year -48.97% +72.62% -1.18%

All System Software Skills
South East

Kamailio falls under the System Software category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring system software skills in the South East.

Permanent vacancies with a requirement for system software skills 689 1,272 1,565
As % of all permanent jobs advertised in the South East 6.56% 14.13% 16.58%
Number of salaries quoted 495 721 1,277
10th Percentile £27,000 £30,500 £27,500
25th Percentile £31,250 £41,250 £34,000
Median annual salary (50th Percentile) £37,500 £57,500 £50,000
Median % change year-on-year -34.78% +15.00% +5.26%
75th Percentile £59,500 £75,000 £63,750
90th Percentile £73,750 £83,750 £81,250
England median annual salary £48,500 £57,500 £54,296
% change year-on-year -15.65% +5.90% -1.28%

Kamailio
Job Vacancy Trend in the South East

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

Kamailio job vacancy trend in the South East

Kamailio
Salary Trend in the South East

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

Salary distribution trend for jobs in the South East citing Kamailio

Kamailio
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 Kamailio within the South East region over the 6 months to 17 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
Surrey - 1 £60,000 - 7
Kamailio
England

Kamailio
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 (100.00%) GitHub
1 1 (100.00%) GitHub Actions
Communications & Networking
1 1 (100.00%) HTTP
1 1 (100.00%) RTP
1 1 (100.00%) Unified Communications
1 1 (100.00%) VoIP
1 1 (100.00%) Wireshark
Database & Business Intelligence
1 1 (100.00%) MongoDB
1 1 (100.00%) MySQL
Development Applications
1 1 (100.00%) Git
General
1 1 (100.00%) Social Skills
Job Titles
1 1 (100.00%) Developer
1 1 (100.00%) Python Developer
Libraries, Frameworks & Software Standards
1 1 (100.00%) Django
1 1 (100.00%) Flask
1 1 (100.00%) FreeSWITCH
1 1 (100.00%) Jinja
1 1 (100.00%) OAuth
1 1 (100.00%) OAuth2
1 1 (100.00%) pytest
1 1 (100.00%) REST
1 1 (100.00%) RFC 2833
1 1 (100.00%) SQLAlchemy
1 1 (100.00%) WebRTC
Operating Systems
1 1 (100.00%) Linux
1 1 (100.00%) Ubuntu
Processes & Methodologies
1 1 (100.00%) AI
1 1 (100.00%) CI/CD
1 1 (100.00%) Containerisation
1 1 (100.00%) OO
1 1 (100.00%) OOP
1 1 (100.00%) Open Source
1 1 (100.00%) Sentiment Analysis
1 1 (100.00%) Speech Recognition
Programming Languages
1 1 (100.00%) C
1 1 (100.00%) C++
1 1 (100.00%) Python
Quality Assurance & Compliance
1 1 (100.00%) ISO/IEC 27001
1 1 (100.00%) PCI DSS
System Software
1 1 (100.00%) Docker
Systems Management
1 1 (100.00%) Argo
1 1 (100.00%) Kubernetes
Vendors
1 1 (100.00%) BT
1 1 (100.00%) Fortinet
1 1 (100.00%) Microsoft
1 1 (100.00%) Mitel