RS-232 Contracts

RS-232
UK

The table below provides summary statistics for contract job vacancies requiring RS-232 skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited RS-232 over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 517 575 687
Rank change year-on-year +58 +112 +165
Contract jobs citing RS-232 3 7 31
As % of all contract jobs advertised in the UK 0.010% 0.016% 0.052%
As % of the Communications & Networking category 0.081% 0.12% 0.42%
Number of daily rates quoted 0 0 17
10th Percentile - - -
25th Percentile - - £525
Median daily rate (50th Percentile) - - £550
75th Percentile - - £675
90th Percentile - - £760
UK excluding London median daily rate - - -
Number of hourly rates quoted 2 6 2
10th Percentile £37.83 - £49.88
25th Percentile £39.86 £46.25 £51.56
Median hourly rate £44.66 £47.50 £56.25
Median % change year-on-year -5.98% -15.56% +42.23%
75th Percentile £48.04 £56.44 £59.06
90th Percentile £49.22 £59.00 £59.63
UK excluding London median hourly rate £39.32 £47.50 £56.25
% change year-on-year -17.22% -15.56% +42.23%

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 contract job vacancies requiring communications or computer networking skills.

Contract vacancies with a requirement for communications or computer networking skills 3,722 5,629 7,357
As % of all contract IT jobs advertised in the UK 12.71% 12.92% 12.33%
Number of daily rates quoted 2,285 3,368 4,786
10th Percentile £213 £205 £235
25th Percentile £363 £350 £400
Median daily rate (50th Percentile) £488 £495 £519
Median % change year-on-year -1.52% -4.53% +3.70%
75th Percentile £600 £600 £638
90th Percentile £675 £700 £725
UK excluding London median daily rate £465 £481 £475
% change year-on-year -3.38% +1.32% +8.57%
Number of hourly rates quoted 177 423 478
10th Percentile £14.20 £13.57 £9.80
25th Percentile £17.30 £17.35 £10.63
Median hourly rate £29.00 £40.00 £19.00
Median % change year-on-year -27.50% +110.53% -32.74%
75th Percentile £57.50 £62.50 £60.00
90th Percentile £75.00 £67.40 £75.00
UK excluding London median hourly rate £24.18 £45.88 £18.50
% change year-on-year -47.30% +148.00% -13.95%

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
Contractor Daily Rate Trend

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

Daily rate trend for RS-232 in the UK

RS-232
Contractor Hourly Rate Trend

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

Hourly rate trend for RS-232 in the UK

RS-232
Hourly Rate Histogram

Hourly rate distribution of jobs citing RS-232 over the 6 months to 1 May 2025.

Hourly rate histogram for RS-232 in the UK

RS-232
Top 6 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing RS-232 within the UK over the 6 months to 1 May 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England +53 3 - - 126
UK excluding London +58 2 - - 131
Work from Home +41 1 - - 100
South East +41 1 - - 29
East of England +30 1 - - 23
London - 1 - - 12

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:

Application Platforms
1 1 (33.33%) Blackberry Enterprise Server
Cloud Services
1 1 (33.33%) Azure
1 1 (33.33%) Azure DevOps
Communications & Networking
1 1 (33.33%) Broadband
1 1 (33.33%) ISDN
1 1 (33.33%) LAN
1 1 (33.33%) SpaceWire
1 1 (33.33%) TCP/IP
1 1 (33.33%) VPN
1 1 (33.33%) WAN
1 1 (33.33%) X.21
1 1 (33.33%) X.25
General
1 1 (33.33%) Documentation Skills
1 1 (33.33%) Social Skills
Job Titles
1 1 (33.33%) Diagnostic Engineer
1 1 (33.33%) DV Cleared Network Engineer
1 1 (33.33%) Embedded Engineer
1 1 (33.33%) Embedded Software Engineer
1 1 (33.33%) Network Engineer
1 1 (33.33%) Secure Network Engineer
1 1 (33.33%) Software Engineer
Miscellaneous
1 1 (33.33%) CAN bus
1 1 (33.33%) FPGA
1 1 (33.33%) VHDL
Operating Systems
1 1 (33.33%) Linux
1 1 (33.33%) Unix
1 1 (33.33%) Windows
Processes & Methodologies
1 2 (66.67%) Validation
2 1 (33.33%) Agile
2 1 (33.33%) DevOps
2 1 (33.33%) Network Monitoring
2 1 (33.33%) Software Engineering
2 1 (33.33%) Verification and Validation
Programming Languages
1 2 (66.67%) C
2 1 (33.33%) Bash
2 1 (33.33%) C#
2 1 (33.33%) Embedded C
2 1 (33.33%) Java
2 1 (33.33%) Python
2 1 (33.33%) Tcl
2 1 (33.33%) VBA
Qualifications
1 2 (66.67%) Degree
2 1 (33.33%) DV Cleared
2 1 (33.33%) Security Cleared
Vendors
1 1 (33.33%) Intel
1 1 (33.33%) Siemens