Period
to 22 April 2018

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 22 April 2018 with a comparison to the same period in the previous 2 years.

Global System for Mobile Communications (GSM)
UK
6 months to
22 Apr 2018
Same period 2017 Same period 2016
Rank 1088 1048 1108
Rank change year-on-year -40 +60 -57
Permanent jobs citing GSM 101 136 185
As % of all permanent IT jobs advertised in the UK 0.057% 0.079% 0.090%
As % of the Communications & Networking category 0.38% 0.49% 0.54%
Number of salaries quoted 75 109 147
UK median annual salary £52,500 £50,000 £45,000
Median salary % change year-on-year +5.00% +11.11% -
10th Percentile £30,350 £31,250 £36,750
90th Percentile £66,500 £76,250 £65,750
UK excluding London median annual salary £52,500 £40,000 £41,500
% change year-on-year +31.25% -3.61% -2.35%

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 26,473 27,713 34,481
As % of all permanent IT jobs advertised in the UK 14.92% 16.18% 16.85%
Number of salaries quoted 21,072 22,576 28,623
UK median annual salary £45,000 £45,000 £45,000
10th Percentile £26,000 £25,500 £25,000
90th Percentile £75,000 £72,500 £70,000
UK excluding London median annual salary £42,500 £40,000 £40,000
% change year-on-year +6.25% - -

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 22 April 2018.

Salary histogram for GSM in the UK

GSM
Top 6 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 22 April 2018. 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 -61 99 £52,500 +5.00% 23
UK excluding London -41 87 £52,500 +31.25% 19
South East +15 74 £55,000 +29.41% 10
London -35 10 £55,000 -15.38% 6
South West - 7 £26,000 - 4
East of England -22 6 £38,500 -21.43% 2

For the 6 months to 22 April 2018, IT jobs citing GSM 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 GSM.

1 79 (78.22%) Telecoms
2 72 (71.29%) LTE
3 70 (69.31%) UMTS
4 60 (59.41%) Software Engineering
5 52 (51.49%) Linux
6 45 (44.55%) Cisco
7 43 (42.57%) Wireshark
8 37 (36.63%) C++
8 37 (36.63%) Diameter Protocol
9 36 (35.64%) RANAP
10 34 (33.66%) OO
10 34 (33.66%) PBX
10 34 (33.66%) GGSN
10 34 (33.66%) SGSN
10 34 (33.66%) Multithreading
10 34 (33.66%) GCC
11 33 (32.67%) GDB
11 33 (32.67%) Trac
11 33 (32.67%) Cross-Platform Development
11 33 (32.67%) MGW
11 33 (32.67%) Boost C++ Libraries
11 33 (32.67%) Asterisk PBX
11 33 (32.67%) STL
11 33 (32.67%) RTP
11 33 (32.67%) Subversion
12 20 (19.80%) C
13 16 (15.84%) Python
14 15 (14.85%) VoIP
15 14 (13.86%) 3G
16 13 (12.87%) 4G

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:

Application Platforms
1 4 (3.96%) Apache Spark
2 1 (0.99%) Blackberry Enterprise Server
Applications
1 5 (4.95%) Microsoft Excel
Business Applications
1 5 (4.95%) Traffica
Cloud Services
1 1 (0.99%) GitHub
Communications & Networking
1 72 (71.29%) LTE
2 70 (69.31%) UMTS
3 43 (42.57%) Wireshark
4 37 (36.63%) Diameter Protocol
5 36 (35.64%) RANAP
6 34 (33.66%) GGSN
6 34 (33.66%) PBX
6 34 (33.66%) SGSN
7 33 (32.67%) Asterisk PBX
7 33 (32.67%) MGW
7 33 (32.67%) RTP
8 15 (14.85%) VoIP
9 14 (13.86%) 3G
10 13 (12.87%) 4G
11 10 (9.90%) GPRS
11 10 (9.90%) M3UA
11 10 (9.90%) SCCP
11 10 (9.90%) SCTP
11 10 (9.90%) TCAP
11 10 (9.90%) VPN
Database & Business Intelligence
1 5 (4.95%) BusinessObjects
2 4 (3.96%) Big Data
2 4 (3.96%) Hadoop
3 2 (1.98%) Apache Cassandra
3 2 (1.98%) Apache Hive
3 2 (1.98%) HBase
3 2 (1.98%) RDBMS
3 2 (1.98%) Redis
3 2 (1.98%) Relational Database
Development Applications
1 34 (33.66%) GCC
2 33 (32.67%) GDB
2 33 (32.67%) Subversion
2 33 (32.67%) Trac
3 1 (0.99%) Eclipse
3 1 (0.99%) Git (software)
General
1 79 (78.22%) Telecoms
2 7 (6.93%) Finance
3 5 (4.95%) Electronics
3 5 (4.95%) Legal
4 2 (1.98%) Billing
4 2 (1.98%) Local Government
5 1 (0.99%) Automotive
5 1 (0.99%) Law
5 1 (0.99%) Manufacturing
5 1 (0.99%) Retail
Job Titles
1 48 (47.52%) Software Engineer
2 39 (38.61%) Telecoms Engineer
3 35 (34.65%) C++ Software Engineer
4 26 (25.74%) Network Engineer
4 26 (25.74%) Telecoms Software Engineer
5 25 (24.75%) Core Network Engineer
6 16 (15.84%) Linux Engineer
7 12 (11.88%) Embedded Engineer
7 12 (11.88%) Embedded Software Engineer
8 10 (9.90%) Support Engineer
9 6 (5.94%) Network Manager
9 6 (5.94%) Network Performance Manager
9 6 (5.94%) Performance Manager
10 5 (4.95%) Technical Leader
10 5 (4.95%) Telecoms Support Engineer
11 4 (3.96%) C Software Engineer
11 4 (3.96%) Embedded C Engineer
11 4 (3.96%) Embedded C Software Engineer
11 4 (3.96%) Network Support
11 4 (3.96%) Network Support Engineer
Libraries, Frameworks & Software Standards
1 33 (32.67%) Boost C++ Libraries
1 33 (32.67%) STL
2 2 (1.98%) Kafka
2 2 (1.98%) Qt
2 2 (1.98%) RSS
2 2 (1.98%) Yocto
3 1 (0.99%) iOS SDK
3 1 (0.99%) Web Services
Miscellaneous
1 9 (8.91%) Analytical Skills
2 5 (4.95%) Greenfield Project
2 5 (4.95%) Management Information System
2 5 (4.95%) Self-Motivation
3 3 (2.97%) Algorithms
3 3 (2.97%) Computer Science
3 3 (2.97%) Derivative
3 3 (2.97%) Device Driver
4 2 (1.98%) Enterprise Software
5 1 (0.99%) Blackberry
5 1 (0.99%) CAN bus
5 1 (0.99%) IVR
5 1 (0.99%) Mobile App
5 1 (0.99%) User Experience
5 1 (0.99%) Video Conferencing
Operating Systems
1 52 (51.49%) Linux
2 3 (2.97%) Unix
3 2 (1.98%) Android
3 2 (1.98%) Apple iOS
3 2 (1.98%) Embedded Linux
4 1 (0.99%) Windows
Processes & Methodologies
1 60 (59.41%) Software Engineering
2 34 (33.66%) Multithreading
2 34 (33.66%) OO
3 33 (32.67%) Cross-Platform Development
4 9 (8.91%) Service Delivery
5 7 (6.93%) Decision-Making
5 7 (6.93%) Problem-Solving
6 6 (5.94%) OOP
6 6 (5.94%) Performance Management
7 5 (4.95%) Data Security
7 5 (4.95%) Information Security
7 5 (4.95%) Mobile First
7 5 (4.95%) Network Performance Management
7 5 (4.95%) OpenUP
7 5 (4.95%) Root Cause Analysis
8 4 (3.96%) Data Science
8 4 (3.96%) Network Architecture
8 4 (3.96%) Test Automation
9 3 (2.97%) Creative Thinking
9 3 (2.97%) Device Driver Development
Programming Languages
1 37 (36.63%) C++
2 20 (19.80%) C
3 16 (15.84%) Python
4 10 (9.90%) Bash Shell
4 10 (9.90%) Embedded C
4 10 (9.90%) Perl
5 7 (6.93%) SQL
6 4 (3.96%) Assembly Language
7 3 (2.97%) Java
8 2 (1.98%) C#
8 2 (1.98%) Embedded C++
8 2 (1.98%) MATLAB
8 2 (1.98%) R
8 2 (1.98%) Scala
9 1 (0.99%) Shell Script
Qualifications
1 10 (9.90%) Security Cleared
2 5 (4.95%) Degree
2 5 (4.95%) DV Cleared
3 2 (1.98%) Master's Degree
4 1 (0.99%) ISEB
4 1 (0.99%) ISTQB
Quality Assurance & Compliance
1 7 (6.93%) MISRA
1 7 (6.93%) MISRA C
2 3 (2.97%) QA
3 1 (0.99%) ISO 9001
3 1 (0.99%) TickIT
System Software
1 4 (3.96%) Firmware
Systems Management
1 6 (5.94%) NSN NetAct
2 5 (4.95%) Netcool
3 1 (0.99%) AirWatch
Vendors
1 45 (44.55%) Cisco
2 2 (1.98%) Ericsson
2 2 (1.98%) Huawei
2 2 (1.98%) Nokia
2 2 (1.98%) Tableau
3 1 (0.99%) Acme Packet
3 1 (0.99%) Apple
3 1 (0.99%) Atlassian
3 1 (0.99%) EMC
3 1 (0.99%) JDA
3 1 (0.99%) Juniper
3 1 (0.99%) MobileIron
3 1 (0.99%) NetScout
3 1 (0.99%) Nokia Networks
3 1 (0.99%) Nortel
3 1 (0.99%) Oracle
3 1 (0.99%) Redknee
3 1 (0.99%) Tekelec