Period
to 17 October 2017

The following table provides summary statistics for permanent job vacancies with a requirement for GSM skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited GSM over the 6 months to 17 October 2017 with a comparison to the same period in the previous 2 years.

Global System for Mobile Communications (GSM)
UK
6 months to
17 Oct 2017
Same period 2016 Same period 2015
Rank 1123 1086 1058
Rank change year-on-year -37 -28 -71
Permanent jobs citing GSM 54 155 239
As % of all permanent IT jobs advertised in the UK 0.031% 0.081% 0.11%
As % of the Communications & Networking category 0.19% 0.48% 0.66%
Number of salaries quoted 45 137 191
UK median annual salary £50,000 £48,750 £49,500
Median salary % change year-on-year +2.56% -1.52% +3.13%
10th Percentile £31,250 £38,000 £31,250
90th Percentile £65,000 £72,500 £75,000
UK excluding London median annual salary £50,000 £48,750 £41,500
% change year-on-year +2.56% +17.47% -7.78%

GSM 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 28008 32444 36467
As % of all permanent IT jobs advertised in the UK 16.01% 16.91% 16.74%
Number of salaries quoted 22742 26677 30048
UK median annual salary £45,000 £45,000 £45,000
10th Percentile £25,750 £25,750 £25,000
90th Percentile £71,250 £72,500 £71,250
UK excluding London median annual salary £40,000 £40,000 £40,000

GSM
Job Vacancy Trend

Job postings citing GSM as a percentage of all IT jobs advertised.

Job vacancy trend for GSM in the UK

GSM
Salary Trend

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

Salary trend for GSM in the UK

GSM
Salary Histogram

The salary distribution of IT jobs citing GSM over the 6 months to 17 October 2017.

Salary histogram for GSM in the UK

GSM
Top 11 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing GSM within the UK over the 6 months to 17 October 2017. 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 -33 51 £50,000 +2.56% 10
UK excluding London -10 48 £50,000 +2.56% 6
South East +56 33 £53,750 +9.69% 5
Midlands +35 9 £42,500 +13.33%
East Midlands +37 5 £42,500 +21.43%
London -10 5 £40,000 -28.57% 4
West Midlands +30 4 £32,500 -27.78%
North of England -9 3 £40,000 -17.95% 1
Yorkshire - 3 £40,000 -
Wales - 2 £55,242 -
South West +2 1 £37,500 -31.82%

For the 6 months to 17 October 2017, IT jobs citing GSM also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for GSM.

1 37 (68.52%) UMTS
1 37 (68.52%) LTE
2 35 (64.81%) Telecoms
3 22 (40.74%) Linux
4 21 (38.89%) Software Engineering
5 20 (37.04%) C++
6 17 (31.48%) Cisco
7 16 (29.63%) Degree
8 13 (24.07%) Diameter Protocol
9 12 (22.22%) Presales
9 12 (22.22%) Wireless
10 11 (20.37%) Subversion
10 11 (20.37%) Python
10 11 (20.37%) C
10 11 (20.37%) RANAP
11 10 (18.52%) GPRS
12 9 (16.67%) VPN
12 9 (16.67%) VoIP
12 9 (16.67%) Perl
12 9 (16.67%) TCAP
12 9 (16.67%) SCCP
12 9 (16.67%) IPsec
12 9 (16.67%) Electronics
12 9 (16.67%) SCTP
12 9 (16.67%) GCC
12 9 (16.67%) Bash Shell
12 9 (16.67%) M3UA
13 8 (14.81%) Wireshark
13 8 (14.81%) Multithreading
13 8 (14.81%) Agile Software Development

GSM
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 (5.56%) Microsoft Office
Communications & Networking
1 37 (68.52%) LTE
1 37 (68.52%) UMTS
2 13 (24.07%) Diameter Protocol
3 12 (22.22%) Wireless
4 11 (20.37%) RANAP
5 10 (18.52%) GPRS
6 9 (16.67%) IPsec
6 9 (16.67%) M3UA
6 9 (16.67%) SCCP
6 9 (16.67%) SCTP
6 9 (16.67%) TCAP
6 9 (16.67%) VoIP
6 9 (16.67%) VPN
7 8 (14.81%) RTP
7 8 (14.81%) Wireshark
8 7 (12.96%) 3G
8 7 (12.96%) Asterisk PBX
8 7 (12.96%) Bluetooth
8 7 (12.96%) PBX
9 6 (11.11%) 3GPP
Database & Business Intelligence
1 6 (11.11%) Big Data
2 1 (1.85%) Hadoop
2 1 (1.85%) PostgreSQL
Development Applications
1 11 (20.37%) Subversion
2 9 (16.67%) GCC
3 7 (12.96%) GDB
3 7 (12.96%) Trac
4 3 (5.56%) Git (software)
5 2 (3.70%) Maven
6 1 (1.85%) JIRA
6 1 (1.85%) NetBeans
General
1 35 (64.81%) Telecoms
2 9 (16.67%) Electronics
3 5 (9.26%) Automotive
4 4 (7.41%) Finance
5 1 (1.85%) Banking
Job Titles
1 21 (38.89%) Telecoms Engineer
2 17 (31.48%) Software Engineer
3 9 (16.67%) Embedded Engineer
4 8 (14.81%) C++ Software Engineer
4 8 (14.81%) Core Network Engineer
4 8 (14.81%) Network Engineer
4 8 (14.81%) Support Engineer
5 7 (12.96%) Embedded Software Engineer
5 7 (12.96%) Telecoms Support Engineer
6 6 (11.11%) Project Engineer
6 6 (11.11%) Telecoms Software Engineer
7 5 (9.26%) Architect
8 4 (7.41%) Applications Engineer
8 4 (7.41%) Embedded Firmware Engineer
8 4 (7.41%) Firmware Engineer
8 4 (7.41%) Presales Engineer
8 4 (7.41%) Senior Telecoms Engineer
8 4 (7.41%) Solutions Architect
8 4 (7.41%) Systems Architect
8 4 (7.41%) Test Engineer
Libraries, Frameworks & Software Standards
1 7 (12.96%) Boost C++ Libraries
1 7 (12.96%) STL
2 3 (5.56%) WAP
3 2 (3.70%) Spring
3 2 (3.70%) XML
4 1 (1.85%) Kafka
4 1 (1.85%) Web Services
4 1 (1.85%) WML
Miscellaneous
1 5 (9.26%) Computer Science
2 4 (7.41%) Algorithms
2 4 (7.41%) Handset
3 3 (5.56%) Embedded Systems
4 2 (3.70%) Device Driver
5 1 (1.85%) Analytical Skills
5 1 (1.85%) Blackberry
5 1 (1.85%) Data Centre
5 1 (1.85%) Enterprise Software
5 1 (1.85%) Greenfield Project
5 1 (1.85%) Management Information System
5 1 (1.85%) Smart Meter
5 1 (1.85%) User Experience
5 1 (1.85%) Virtual Team
Operating Systems
1 22 (40.74%) Linux
2 3 (5.56%) Unix
3 2 (3.70%) Android
3 2 (3.70%) CentOS
4 1 (1.85%) Red Hat Enterprise Linux
4 1 (1.85%) Windows
Processes & Methodologies
1 21 (38.89%) Software Engineering
2 12 (22.22%) Presales
3 8 (14.81%) Agile Software Development
3 8 (14.81%) Multithreading
3 8 (14.81%) OO
4 7 (12.96%) Cross-Platform Development
4 7 (12.96%) Telematics
5 5 (9.26%) Project Management
6 4 (7.41%) Network Optimisation
6 4 (7.41%) Radio Network Optimisation
6 4 (7.41%) SDLC
6 4 (7.41%) Test Automation
7 3 (5.56%) Analytics
7 3 (5.56%) Embedded Software Development
7 3 (5.56%) Network Architecture
7 3 (5.56%) Test Management
7 3 (5.56%) Unit Testing
8 2 (3.70%) ITSM
8 2 (3.70%) Scrum
8 2 (3.70%) Validation
Programming Languages
1 20 (37.04%) C++
2 11 (20.37%) C
2 11 (20.37%) Python
3 9 (16.67%) Bash Shell
3 9 (16.67%) Perl
4 8 (14.81%) Embedded C
5 7 (12.96%) Shell Script
6 6 (11.11%) Java
7 3 (5.56%) SQL
8 2 (3.70%) Assembly Language
8 2 (3.70%) C#
8 2 (3.70%) Embedded C++
Qualifications
1 16 (29.63%) Degree
2 1 (1.85%) Cisco Certification
2 1 (1.85%) HNC
2 1 (1.85%) Master's Degree
2 1 (1.85%) SC Cleared
2 1 (1.85%) Security Cleared
Quality Assurance & Compliance
1 6 (11.11%) QA
2 1 (1.85%) Data Quality
2 1 (1.85%) ISO 26262
2 1 (1.85%) MISRA
2 1 (1.85%) MISRA C
System Software
1 7 (12.96%) Firmware
2 1 (1.85%) Docker
Systems Management
1 2 (3.70%) CA Spectrum
1 2 (3.70%) ZABBIX
Vendors
1 17 (31.48%) Cisco
2 4 (7.41%) Actix
2 4 (7.41%) Mapinfo
3 3 (5.56%) Atmel
4 2 (3.70%) BMC
4 2 (3.70%) CA
4 2 (3.70%) Clearswift
4 2 (3.70%) LogRhythm
4 2 (3.70%) Microsoft
4 2 (3.70%) Red Hat
4 2 (3.70%) ServiceNow
5 1 (1.85%) Apple
5 1 (1.85%) Ericsson
5 1 (1.85%) Facebook
5 1 (1.85%) HP
5 1 (1.85%) Vertica