Period
to 27 January 2020

The following table provides summary statistics for permanent job vacancies with a requirement for RS-232 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RS-232 over the 6 months to 27 January 2020 with a comparison to the same period in the previous 2 years.

RS-232
UK
6 months to
27 Jan 2020
Same period 2019 Same period 2018
Rank 933 1040 1132
Rank change year-on-year +107 +92 -35
Permanent jobs citing RS-232 71 86 51
As % of all permanent IT jobs advertised in the UK 0.057% 0.057% 0.029%
As % of the Communications & Networking category 0.38% 0.38% 0.19%
Number of salaries quoted 61 83 43
UK median annual salary £45,000 £41,500 £42,500
Median salary % change year-on-year +8.43% -2.35% +6.25%
10th Percentile £37,500 £26,250 £35,000
90th Percentile £67,500 £57,500 £61,250
UK excluding London median annual salary £45,000 £41,500 £45,000
% change year-on-year +8.43% -7.78% +20.00%

RS-232 is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Permanent vacancies with a requirement for communications or computer networking skills 18,749 22,556 26,322
As % of all permanent IT jobs advertised in the UK 15.02% 15.06% 15.20%
Number of salaries quoted 14,749 17,624 21,326
UK median annual salary £47,500 £47,500 £45,000
Median salary % change year-on-year - +5.56% -
10th Percentile £26,000 £26,250 £25,863
90th Percentile £77,000 £76,250 £72,500
UK excluding London median annual salary £42,500 £42,500 £40,000
% change year-on-year - +6.25% -

RS-232
Job Vacancy Trend

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

Job vacancy trend for RS-232 in the UK

RS-232
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing RS-232.

Salary trend for RS-232 in the UK

RS-232
Salary Histogram

The salary distribution of IT jobs citing RS-232 over the 6 months to 27 January 2020.

Salary histogram for RS-232 in the UK

RS-232
Top 12 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 27 January 2020. 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
Job
Vacancies
England +43 49 £50,000 +22.70% 26
UK excluding London +31 46 £45,000 +8.43% 26
South East +39 23 £45,000 -10.00% 9
South West +26 10 £46,250 +11.45% 7
London +65 6 £52,500 +22.09% 1
North of England +27 5 £60,000 +60.00% 4
North West +24 5 £60,000 +60.00%
East of England - 3 £50,000 - 2
West Midlands +31 2 £40,000 -27.27% 1
Midlands +19 2 £40,000 -27.27% 3
Wales - 2 £40,000 - 1
Scotland +35 1 £45,000 -

For the 6 months to 27 January 2020, IT jobs citing RS-232 also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for RS-232.

1 62 (87.32%) C
2 60 (84.51%) Software Engineering
3 49 (69.01%) RS-485
4 39 (54.93%) Embedded C
5 33 (46.48%) Firmware
6 25 (35.21%) Electronics
6 25 (35.21%) C++
7 21 (29.58%) Bluetooth
8 20 (28.17%) Degree
8 20 (28.17%) NFC
9 19 (26.76%) Computer Science
10 18 (25.35%) Git (software)
11 16 (22.54%) C#
12 15 (21.13%) Eclipse
12 15 (21.13%) GCC
12 15 (21.13%) SDLC
12 15 (21.13%) Driving Licence
13 13 (18.31%) Computer Science Degree
14 12 (16.90%) Problem-Solving
14 12 (16.90%) Embedded Systems
15 11 (15.49%) Ethernet
16 10 (14.08%) Windows
16 10 (14.08%) Embedded Software Development
17 9 (12.68%) Subversion
17 9 (12.68%) Defect Tracking
17 9 (12.68%) ANSI C
17 9 (12.68%) Embedded C++
17 9 (12.68%) GSM
17 9 (12.68%) Configuration Management
18 8 (11.27%) Advertising

RS-232
Co-occurring IT Skills by Category

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

Applications
1 3 (4.23%) Microsoft Excel
Communications & Networking
1 49 (69.01%) RS-485
2 21 (29.58%) Bluetooth
3 20 (28.17%) NFC
4 11 (15.49%) Ethernet
5 9 (12.68%) GSM
6 8 (11.27%) RS-422
7 5 (7.04%) MQTT
7 5 (7.04%) RFID
7 5 (7.04%) Wi-Fi
7 5 (7.04%) Wireless
8 4 (5.63%) FTP
8 4 (5.63%) Internet
9 3 (4.23%) LAN
9 3 (4.23%) TCP/IP
10 2 (2.82%) Modbus
11 1 (1.41%) Profibus
11 1 (1.41%) SNMP
Database & Business Intelligence
1 3 (4.23%) MySQL
2 1 (1.41%) SQL Server
Development Applications
1 18 (25.35%) Git (software)
2 15 (21.13%) Eclipse
2 15 (21.13%) GCC
3 9 (12.68%) Subversion
4 3 (4.23%) Bugzilla
4 3 (4.23%) Visual Studio
5 2 (2.82%) Team Foundation Server
General
1 25 (35.21%) Electronics
2 8 (11.27%) Advertising
3 3 (4.23%) Aerospace
3 3 (4.23%) Manufacturing
3 3 (4.23%) Military
4 1 (1.41%) Law
4 1 (1.41%) Telecoms
Job Titles
1 54 (76.06%) Software Engineer
2 53 (74.65%) Embedded Engineer
3 51 (71.83%) Embedded Software Engineer
4 16 (22.54%) Design Engineer
5 10 (14.08%) C Software Engineer
5 10 (14.08%) C++ Software Engineer
5 10 (14.08%) Embedded C Engineer
6 9 (12.68%) Embedded C Software Engineer
7 8 (11.27%) Developer
7 8 (11.27%) Embedded C++ Engineer
7 8 (11.27%) Embedded C++ Software Engineer
7 8 (11.27%) Senior Embedded Software Engineer
7 8 (11.27%) Senior Software Engineer
8 7 (9.86%) Software Developer
9 6 (8.45%) Embedded Developer
9 6 (8.45%) Embedded Software Developer
10 5 (7.04%) C# Software Engineer
10 5 (7.04%) C/C++ Software Engineer
10 5 (7.04%) Embedded C Developer
10 5 (7.04%) IoT Developer
Libraries, Frameworks & Software Standards
1 5 (7.04%) Node.js
2 4 (5.63%) Web Services
2 4 (5.63%) WPF
3 3 (4.23%) HTML
4 2 (2.82%) XML
5 1 (1.41%) .NET
5 1 (1.41%) .NET Core
5 1 (1.41%) POSIX
5 1 (1.41%) WCF
5 1 (1.41%) Yocto
Miscellaneous
1 15 (21.13%) Driving Licence
2 12 (16.90%) Embedded Systems
3 7 (9.86%) CAN bus
4 3 (4.23%) Internet of Things
4 3 (4.23%) Robotics
5 2 (2.82%) Analytical Skills
5 2 (2.82%) Arduino
6 1 (1.41%) Analogue Electronics
6 1 (1.41%) Device Driver
6 1 (1.41%) Life Science
6 1 (1.41%) State Machine
Operating Systems
1 10 (14.08%) Windows
2 6 (8.45%) Linux
3 5 (7.04%) FreeRTOS
4 4 (5.63%) VxWorks
5 3 (4.23%) Windows 8
5 3 (4.23%) Windows XP
6 1 (1.41%) Android
6 1 (1.41%) Apple iOS
Processes & Methodologies
1 60 (84.51%) Software Engineering
2 19 (26.76%) Computer Science
3 15 (21.13%) SDLC
4 12 (16.90%) Problem-Solving
5 10 (14.08%) Embedded Software Development
6 9 (12.68%) Configuration Management
6 9 (12.68%) Defect Tracking
7 6 (8.45%) Agile Software Development
7 6 (8.45%) Multithreading
8 5 (7.04%) Telematics
8 5 (7.04%) Validation
9 4 (5.63%) QMS
9 4 (5.63%) Quality Management
10 3 (4.23%) Mechatronics
10 3 (4.23%) Software Architecture
11 2 (2.82%) Web Development
12 1 (1.41%) CAD
12 1 (1.41%) Cybersecurity
12 1 (1.41%) Test Automation
12 1 (1.41%) Use Case
Programming Languages
1 62 (87.32%) C
2 39 (54.93%) Embedded C
3 25 (35.21%) C++
4 16 (22.54%) C#
5 9 (12.68%) ANSI C
5 9 (12.68%) Embedded C++
6 5 (7.04%) JavaScript
7 2 (2.82%) Python
8 1 (1.41%) Assembly Language
8 1 (1.41%) Bash Shell
8 1 (1.41%) Perl
8 1 (1.41%) VB
Qualifications
1 20 (28.17%) Degree
2 13 (18.31%) Computer Science Degree
3 1 (1.41%) Postgraduate
Quality Assurance & Compliance
1 8 (11.27%) QA
2 5 (7.04%) JTAG
3 1 (1.41%) SLA
System Software
1 33 (46.48%) Firmware
Vendors
1 4 (5.63%) Green Hills
1 4 (5.63%) QNX
2 3 (4.23%) Microsoft
3 1 (1.41%) CA