RS-232
UK

The table below provides summary statistics for permanent job vacancies requiring RS-232 skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited RS-232 over the 6 months leading up to 13 June 2025, comparing them to the same period in the previous two years.

6 months to
13 Jun 2025
Same period 2024 Same period 2023
Rank 689 809 885
Rank change year-on-year +120 +76 +327
Permanent jobs citing RS-232 22 95 36
As % of all permanent jobs advertised in the UK 0.039% 0.086% 0.039%
As % of the Communications & Networking category 0.21% 0.69% 0.24%
Number of salaries quoted 9 69 34
10th Percentile £30,750 - -
25th Percentile £46,250 £37,500 £27,750
Median annual salary (50th Percentile) £65,000 £52,500 £39,115
Median % change year-on-year +23.81% +34.22% -21.77%
75th Percentile £71,250 £62,500 £59,063
90th Percentile - £63,000 £65,000
UK excluding London median annual salary £65,000 £52,500 £30,730
% change year-on-year +23.81% +70.84% -38.54%

All Communications and Computer Networking Skills
UK

RS-232 falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills.

Permanent vacancies with a requirement for communications or computer networking skills 10,506 13,853 15,169
As % of all permanent jobs advertised in the UK 18.77% 12.61% 16.40%
Number of salaries quoted 4,692 9,443 7,634
10th Percentile £23,731 £26,250 £28,000
25th Percentile £25,087 £32,500 £35,750
Median annual salary (50th Percentile) £39,000 £47,500 £51,000
Median % change year-on-year -17.89% -6.86% -2.86%
75th Percentile £61,250 £63,750 £70,938
90th Percentile £80,000 £77,500 £86,250
UK excluding London median annual salary £32,500 £44,886 £45,000
% change year-on-year -27.59% -0.25% -5.26%

RS-232
Job Vacancy Trend

Job postings citing RS-232 as a proportion of all IT jobs advertised.

Job vacancy trend for RS-232 in the UK

RS-232
Salary Trend

3-month moving average salary quoted in jobs citing RS-232.

Salary trend for RS-232 in the UK

RS-232
Salary Histogram

Salary distribution for jobs citing RS-232 over the 6 months to 13 June 2025.

Salary histogram for RS-232 in the UK

RS-232
Top 9 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RS-232 within the UK over the 6 months to 13 June 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
England +114 14 £47,500 -5.00% 77
UK excluding London +117 13 £65,000 +23.81% 78
Work from Home +90 11 £65,000 +18.18% 21
London +107 7 - - 2
Scotland +100 6 £66,250 +10.42%
East of England +38 4 - - 13
South East +87 2 £47,500 +11.76% 10
Yorkshire +58 1 - - 21
North of England +54 1 - - 38

RS-232
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Communications & Networking
1 13 (59.09%) RS-485
2 7 (31.82%) Ethernet
2 7 (31.82%) Link 16
2 7 (31.82%) Tactical Data Link
2 7 (31.82%) TCP/IP
2 7 (31.82%) VLAN
3 5 (22.73%) Bluetooth
4 4 (18.18%) Modbus
4 4 (18.18%) Profibus
4 4 (18.18%) Wireless
4 4 (18.18%) ZigBee
5 1 (4.55%) HTTP
5 1 (4.55%) RS-422
Development Applications
1 1 (4.55%) Visual Studio
General
1 9 (40.91%) Manufacturing
2 8 (36.36%) Electronics
2 8 (36.36%) Telecoms
3 7 (31.82%) Analytical Skills
3 7 (31.82%) Military
4 6 (27.27%) Social Skills
5 4 (18.18%) Organisational Skills
6 2 (9.09%) Marketing
7 1 (4.55%) Documentation Skills
7 1 (4.55%) Finance
7 1 (4.55%) Public Sector
Job Titles
1 10 (45.45%) Senior
2 9 (40.91%) Embedded Engineer
3 7 (31.82%) Embedded Software Engineer
3 7 (31.82%) Field Engineer
3 7 (31.82%) Senior Embedded Engineer
3 7 (31.82%) Senior Embedded Software Engineer
3 7 (31.82%) Senior Software Engineer
3 7 (31.82%) Software Engineer
4 3 (13.64%) Electronics Engineer
4 3 (13.64%) FPGA Engineer
4 3 (13.64%) Senior Electronics Engineer
4 3 (13.64%) Senior FPGA Engineer
5 2 (9.09%) Audio Visual Engineer
6 1 (4.55%) C# Developer
6 1 (4.55%) Developer
6 1 (4.55%) Embedded C Engineer
6 1 (4.55%) Systems Engineer
Libraries, Frameworks & Software Standards
1 3 (13.64%) Yocto
2 1 (4.55%) .NET
2 1 (4.55%) .NET Framework
2 1 (4.55%) ASP.NET
Miscellaneous
1 6 (27.27%) Embedded Systems
2 3 (13.64%) Device Driver
2 3 (13.64%) FPGA
2 3 (13.64%) VHDL
3 2 (9.09%) Digital Signage
3 2 (9.09%) Video Conferencing
4 1 (4.55%) Acoustics
4 1 (4.55%) Analogue Electronics
4 1 (4.55%) Team-Oriented Environment
Operating Systems
1 11 (50.00%) Linux
2 4 (18.18%) FreeRTOS
3 3 (13.64%) Embedded Linux
Processes & Methodologies
1 9 (40.91%) Software Engineering
2 7 (31.82%) Communications Security
2 7 (31.82%) Key Management
2 7 (31.82%) Preventative Maintenance
3 4 (18.18%) TDD
3 4 (18.18%) Unit Testing
4 3 (13.64%) FPGA Design
4 3 (13.64%) Problem-Solving
4 3 (13.64%) Schematic Capture
5 2 (9.09%) Customer Service
5 2 (9.09%) Proactive Maintenance
6 1 (4.55%) API Development
6 1 (4.55%) Collaborative Working
6 1 (4.55%) Digital Marketing
6 1 (4.55%) Digital Signal Processing
6 1 (4.55%) Embedded Software Development
6 1 (4.55%) Multithreading
6 1 (4.55%) Prototyping
6 1 (4.55%) Refactoring
6 1 (4.55%) Signal Processing
Programming Languages
1 17 (77.27%) C
2 7 (31.82%) R
3 5 (22.73%) C++
3 5 (22.73%) Embedded C
4 2 (9.09%) C#
5 1 (4.55%) Python
Qualifications
1 8 (36.36%) Degree
2 7 (31.82%) CCNA
2 7 (31.82%) CCNP
2 7 (31.82%) Cisco Certification
2 7 (31.82%) CompTIA Security+
2 7 (31.82%) GSEC
2 7 (31.82%) Security Cleared
2 7 (31.82%) SSCP
Quality Assurance & Compliance
1 7 (31.82%) MIL-STD-1553
2 1 (4.55%) ISO 9001
2 1 (4.55%) QA
System Software
1 5 (22.73%) Firmware
2 4 (18.18%) Embedded Firmware
Vendors
1 3 (13.64%) EMC
2 2 (9.09%) Cisco
2 2 (9.09%) Logitech
2 2 (9.09%) Polycom
2 2 (9.09%) Yealink
3 1 (4.55%) SAP
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