Period
to 19 June 2018

The following table provides summary statistics for permanent job vacancies with a requirement for Asterisk PBX skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Asterisk PBX over the 6 months to 19 June 2018 with a comparison to the same period in the previous 2 years.

Digium Asterisk
UK
6 months to
19 Jun 2018
Same period 2017 Same period 2016
Rank 1116 1084 1177
Rank change year-on-year -32 +93 +54
Permanent jobs citing Asterisk PBX 55 93 92
As % of all permanent IT jobs advertised in the UK 0.032% 0.054% 0.046%
As % of the Communications & Networking category 0.21% 0.34% 0.27%
Number of salaries quoted 50 84 82
UK median annual salary £36,250 £44,000 £45,000
Median salary % change year-on-year -17.61% -2.22% -
10th Percentile £25,000 £26,400 £30,000
90th Percentile £68,750 £64,625 £53,625
UK excluding London median annual salary £35,000 £45,000 £37,500
% change year-on-year -22.22% +20.00% -6.25%

Asterisk PBX 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 26,110 27,509 33,762
As % of all permanent IT jobs advertised in the UK 15.17% 15.98% 16.91%
Number of salaries quoted 20,769 22,397 28,000
UK median annual salary £46,000 £45,000 £45,000
Median salary % change year-on-year +2.22% - +0.56%
10th Percentile £26,000 £25,500 £25,500
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% - -

Asterisk PBX
Job Vacancy Trend

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

Job vacancy trend for Asterisk PBX in the UK

Asterisk PBX
Salary Trend

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

Salary trend for Asterisk PBX in the UK

Asterisk PBX
Salary Histogram

The salary distribution of IT jobs citing Asterisk PBX over the 6 months to 19 June 2018.

Salary histogram for Asterisk PBX in the UK

Asterisk PBX
Top 12 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Asterisk PBX within the UK over the 6 months to 19 June 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 -43 50 £38,000 -13.64% 26
UK excluding London -22 45 £35,000 -22.22% 24
South East +3 21 £45,000 -10.00% 5
North of England -13 16 £35,000 -22.22% 14
North West -3 13 £32,500 -40.91% 13
London -15 10 £60,000 +84.62% 3
Scotland - 5 £30,000 - 1
Yorkshire +7 3 £50,000 +13.64% 1
Midlands -3 3 £50,000 - 3
East of England +9 2 £67,500 +145.45%
West Midlands +8 2 £50,000 -
East Midlands -6 1 £45,000 +12.50% 3

For the 6 months to 19 June 2018, IT jobs citing Asterisk PBX 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 Asterisk PBX.

1 41 (74.55%) Linux
2 26 (47.27%) VoIP
3 24 (43.64%) PBX
3 24 (43.64%) Windows
4 22 (40.00%) Telecoms
5 18 (32.73%) Firewall
5 18 (32.73%) Wireshark
6 17 (30.91%) Software Engineering
6 17 (30.91%) TCP/IP
6 17 (30.91%) Cisco
7 13 (23.64%) Subversion
7 13 (23.64%) VLAN
7 13 (23.64%) Bash Shell
8 12 (21.82%) RTP
8 12 (21.82%) Python
8 12 (21.82%) OO
9 10 (18.18%) LAMP
9 10 (18.18%) PHP
9 10 (18.18%) SQL
9 10 (18.18%) Microsoft
9 10 (18.18%) Open Source
10 9 (16.36%) FreeSWITCH
10 9 (16.36%) Git (software)
10 9 (16.36%) DNS
10 9 (16.36%) MySQL
11 8 (14.55%) C++
11 8 (14.55%) STL
11 8 (14.55%) Perl
11 8 (14.55%) LAN
11 8 (14.55%) GSM

Asterisk PBX
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 2 (3.64%) Apache
1 2 (3.64%) Confluence
2 1 (1.82%) IIS
2 1 (1.82%) nginx
Applications
1 1 (1.82%) Microsoft Office
Cloud Services
1 8 (14.55%) Amazon AWS
2 5 (9.09%) Office 365
3 2 (3.64%) Amazon EC2
3 2 (3.64%) Amazon S3
3 2 (3.64%) G Suite
4 1 (1.82%) SaaS
Communications & Networking
1 26 (47.27%) VoIP
2 24 (43.64%) PBX
3 18 (32.73%) Firewall
3 18 (32.73%) Wireshark
4 17 (30.91%) TCP/IP
5 13 (23.64%) VLAN
6 12 (21.82%) RTP
7 9 (16.36%) DNS
8 8 (14.55%) Diameter Protocol
8 8 (14.55%) GGSN
8 8 (14.55%) GSM
8 8 (14.55%) LAN
8 8 (14.55%) LTE
8 8 (14.55%) MGW
8 8 (14.55%) RANAP
8 8 (14.55%) SGSN
8 8 (14.55%) UMTS
8 8 (14.55%) VPN
8 8 (14.55%) WAN
9 6 (10.91%) Network Security
Database & Business Intelligence
1 9 (16.36%) MySQL
2 4 (7.27%) PostgreSQL
3 2 (3.64%) SQL Server
4 1 (1.82%) Apache Cassandra
4 1 (1.82%) MongoDB
4 1 (1.82%) Redis
4 1 (1.82%) SQL Server 2000
4 1 (1.82%) SQL Server 2005
Development Applications
1 13 (23.64%) Subversion
2 9 (16.36%) Git (software)
3 8 (14.55%) GCC
3 8 (14.55%) GDB
3 8 (14.55%) Trac
4 5 (9.09%) Phabricator
5 3 (5.45%) Eclipse
5 3 (5.45%) Visual Studio
6 1 (1.82%) Cucumber
6 1 (1.82%) Travis CI
General
1 22 (40.00%) Telecoms
2 4 (7.27%) Billing
3 3 (5.45%) Manufacturing
3 3 (5.45%) Marketing
4 1 (1.82%) Back Office
4 1 (1.82%) Banking
4 1 (1.82%) Finance
4 1 (1.82%) Investment Banking
Job Titles
1 11 (20.00%) Software Engineer
2 10 (18.18%) Network Engineer
3 8 (14.55%) C++ Software Engineer
4 7 (12.73%) Developer
4 7 (12.73%) Infrastructure Engineer
4 7 (12.73%) Support Engineer
5 6 (10.91%) Core Network Engineer
5 6 (10.91%) Systems Engineer
5 6 (10.91%) Telecoms Engineer
5 6 (10.91%) Telecoms Software Engineer
5 6 (10.91%) VoIP Engineer
6 5 (9.09%) IT Engineer
6 5 (9.09%) IT Infrastructure Engineer
6 5 (9.09%) Linux Engineer
7 4 (7.27%) 2nd/3rd Line Support
7 4 (7.27%) 3rd Line Support
7 4 (7.27%) LAMP Developer
7 4 (7.27%) PHP Developer
8 3 (5.45%) Network Architect
8 3 (5.45%) Systems Support Engineer
Libraries, Frameworks & Software Standards
1 10 (18.18%) LAMP
2 9 (16.36%) FreeSWITCH
3 8 (14.55%) Boost C++ Libraries
3 8 (14.55%) STL
4 5 (9.09%) 802.1X
5 3 (5.45%) .NET
5 3 (5.45%) LDAP
6 2 (3.64%) AngularJS
6 2 (3.64%) CSS
6 2 (3.64%) HTML
6 2 (3.64%) Node.js
7 1 (1.82%) Ajax
7 1 (1.82%) Elastic Stack
7 1 (1.82%) Kafka
7 1 (1.82%) RabbitMQ
7 1 (1.82%) React
7 1 (1.82%) Spring
7 1 (1.82%) Spring Boot
7 1 (1.82%) Web Services
Miscellaneous
1 5 (9.09%) Computer Science
1 5 (9.09%) Robotics
2 2 (3.64%) IVR
3 1 (1.82%) Data Centre
3 1 (1.82%) Driving Licence
3 1 (1.82%) Handset
3 1 (1.82%) Linux Command Line
3 1 (1.82%) Mobile App
3 1 (1.82%) Self-Motivation
3 1 (1.82%) User Experience
3 1 (1.82%) Video Conferencing
Operating Systems
1 41 (74.55%) Linux
2 24 (43.64%) Windows
3 6 (10.91%) Debian
3 6 (10.91%) Windows Server
4 5 (9.09%) Ubuntu
5 4 (7.27%) Windows Server 2012
6 3 (5.45%) Mac OS
6 3 (5.45%) openSUSE
6 3 (5.45%) Windows Server 2008
7 2 (3.64%) CentOS
7 2 (3.64%) DC/OS
7 2 (3.64%) Unix
7 2 (3.64%) Windows 10
7 2 (3.64%) Windows 7
8 1 (1.82%) Android
8 1 (1.82%) Apple iOS
Processes & Methodologies
1 17 (30.91%) Software Engineering
2 12 (21.82%) OO
3 10 (18.18%) Open Source
4 8 (14.55%) Cross-Platform Development
4 8 (14.55%) Multithreading
5 5 (9.09%) Presales
5 5 (9.09%) Problem-Solving
5 5 (9.09%) Software Delivery
6 4 (7.27%) Customer-Centricity
6 4 (7.27%) High Availability
6 4 (7.27%) Network Monitoring
6 4 (7.27%) Project Management
7 3 (5.45%) Analytics
7 3 (5.45%) Product Management
8 2 (3.64%) Capacity Planning
8 2 (3.64%) DevOps
8 2 (3.64%) Mathematics
8 2 (3.64%) OO PHP
8 2 (3.64%) Physics
8 2 (3.64%) Speech Recognition
Programming Languages
1 13 (23.64%) Bash Shell
2 12 (21.82%) Python
3 10 (18.18%) PHP
3 10 (18.18%) SQL
4 8 (14.55%) C++
4 8 (14.55%) Perl
5 7 (12.73%) JavaScript
6 4 (7.27%) C
6 4 (7.27%) C#
6 4 (7.27%) Java
7 3 (5.45%) PowerShell
8 2 (3.64%) Shell Script
9 1 (1.82%) PL/SQL
Qualifications
1 6 (10.91%) Cisco Certification
2 5 (9.09%) Computer Science Degree
2 5 (9.09%) Degree
2 5 (9.09%) Security Cleared
3 4 (7.27%) CCNA
4 2 (3.64%) CCIE
4 2 (3.64%) CCNP
5 1 (1.82%) Linux+ Certification
5 1 (1.82%) LPIC
5 1 (1.82%) RHCE
Quality Assurance & Compliance
1 3 (5.45%) SLA
2 2 (3.64%) ISO 14001
2 2 (3.64%) ISO 9001
2 2 (3.64%) ISO/IEC 27001
2 2 (3.64%) PCI DSS
System Software
1 6 (10.91%) Active Directory
1 6 (10.91%) iptables
2 5 (9.09%) Docker
2 5 (9.09%) Dovecot
2 5 (9.09%) Postfix
2 5 (9.09%) QEMU
2 5 (9.09%) VirtualBox
2 5 (9.09%) VMware Infrastructure
2 5 (9.09%) Xen
3 4 (7.27%) Kamailio
4 3 (5.45%) vSphere
5 2 (3.64%) OpenSIPS
5 2 (3.64%) pfSense
6 1 (1.82%) Virtual Servers
6 1 (1.82%) VMware ESXi
Systems Management
1 5 (9.09%) Proxmox
2 3 (5.45%) vCenter Server
3 2 (3.64%) Cacti
3 2 (3.64%) HP Data Protector
3 2 (3.64%) Nagios
3 2 (3.64%) Opscode Chef
3 2 (3.64%) Puppet
4 1 (1.82%) Ansible
4 1 (1.82%) Graylog
4 1 (1.82%) Kubernetes
4 1 (1.82%) Mesos
4 1 (1.82%) OpenNMS
4 1 (1.82%) RANCID
4 1 (1.82%) SCCM
4 1 (1.82%) SCOM
4 1 (1.82%) ZABBIX
Vendors
1 17 (30.91%) Cisco
2 10 (18.18%) Microsoft
3 8 (14.55%) VMware
4 5 (9.09%) HP
5 4 (7.27%) BroadSoft
5 4 (7.27%) GENBAND
5 4 (7.27%) Huawei
5 4 (7.27%) Sonus
6 3 (5.45%) Avaya
6 3 (5.45%) Foundry
6 3 (5.45%) Juniper
6 3 (5.45%) Polycom
7 2 (3.64%) Aruba
7 2 (3.64%) F5
7 2 (3.64%) Google
7 2 (3.64%) Hitachi
7 2 (3.64%) Veeam
8 1 (1.82%) Acme Packet
8 1 (1.82%) Rackspace
8 1 (1.82%) Yealink