Period
to 20 October 2017

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 20 October 2017 with a comparison to the same period in the previous 2 years.

Digium Asterisk
UK
6 months to
20 Oct 2017
Same period 2016 Same period 2015
Rank 1128 1135 1215
Rank change year-on-year +7 +80 -22
Permanent jobs citing Asterisk PBX 64 93 100
As % of all permanent IT jobs advertised in the UK 0.037% 0.049% 0.046%
As % of the Communications & Networking category 0.23% 0.29% 0.27%
Number of salaries quoted 55 85 98
UK median annual salary £32,500 £45,000 £40,000
Median salary % change year-on-year -27.78% +12.50% +6.67%
10th Percentile £26,750 £30,500 £25,250
90th Percentile £63,750 £60,000 £67,500
UK excluding London median annual salary £37,500 £50,000 £44,000
% change year-on-year -25.00% +13.64% +25.71%

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 27844 32248 36755
As % of all permanent IT jobs advertised in the UK 15.98% 16.89% 16.75%
Number of salaries quoted 22589 26475 30313
UK median annual salary £45,000 £45,000 £45,000
10th Percentile £25,750 £25,875 £25,000
90th Percentile £71,250 £72,500 £71,250
UK excluding London median annual salary £40,000 £40,000 £40,000

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 20 October 2017.

Salary histogram for Asterisk PBX in the UK

Asterisk PBX
Top 13 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 20 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 +20 62 £32,500 -27.78% 5
UK excluding London +50 46 £37,500 -25.00% 3
North of England -4 24 £32,500 -36.27%
London +1 17 £32,500 -23.53% 2
North West -18 12 £53,750 -10.42%
South East +43 10 £53,750 +7.50% 3
Yorkshire +27 10 £28,500 -18.57%
Midlands +44 9 £40,000 +46.79%
West Midlands +26 6 - -
East Midlands - 3 £40,000 -
North East - 2 £32,500 -
East of England - 2 £31,000 -
Scotland - 1 £42,500 -

For the 6 months to 20 October 2017, IT jobs citing Asterisk PBX 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 Asterisk PBX.

1 35 (54.69%) Telecoms
2 31 (48.44%) Cisco
3 29 (45.31%) VoIP
3 29 (45.31%) Linux
4 27 (42.19%) Windows
5 26 (40.63%) Firewall
6 20 (31.25%) Windows Server
7 18 (28.13%) PHP
8 17 (26.56%) Active Directory
8 17 (26.56%) VMware
9 15 (23.44%) BroadSoft
10 14 (21.88%) Broadband
11 13 (20.31%) MySQL
12 12 (18.75%) ITIL
12 12 (18.75%) LAN
12 12 (18.75%) Apache
12 12 (18.75%) HP
12 12 (18.75%) SAN
12 12 (18.75%) WAN
12 12 (18.75%) VPN
12 12 (18.75%) Puppet
12 12 (18.75%) Windows Server 2012
12 12 (18.75%) VMware Infrastructure
13 11 (17.19%) Ubuntu
13 11 (17.19%) DNS
13 11 (17.19%) TCP/IP
13 11 (17.19%) DHCP
13 11 (17.19%) PBX
13 11 (17.19%) SQL
13 11 (17.19%) Configuration Management

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 12 (18.75%) Apache
2 10 (15.63%) MS Exchange
3 9 (14.06%) Exchange Server 2010
3 9 (14.06%) nginx
4 4 (6.25%) Tomcat
5 1 (1.56%) CMS
5 1 (1.56%) JBoss
5 1 (1.56%) OpenStack
Applications
1 1 (1.56%) Microsoft Office
Cloud Services
1 5 (7.81%) Amazon AWS
2 3 (4.69%) Office 365
3 1 (1.56%) Amazon EC2
3 1 (1.56%) Amazon ELB
3 1 (1.56%) Amazon S3
3 1 (1.56%) G Suite
3 1 (1.56%) GitHub
3 1 (1.56%) IBM Cloud
3 1 (1.56%) Microsoft Azure
3 1 (1.56%) SoftLayer
Communications & Networking
1 29 (45.31%) VoIP
2 26 (40.63%) Firewall
3 14 (21.88%) Broadband
4 12 (18.75%) LAN
4 12 (18.75%) SAN
4 12 (18.75%) VPN
4 12 (18.75%) WAN
5 11 (17.19%) DHCP
5 11 (17.19%) DNS
5 11 (17.19%) PBX
5 11 (17.19%) TCP/IP
6 9 (14.06%) MPLS
6 9 (14.06%) VLAN
7 7 (10.94%) Diameter Protocol
7 7 (10.94%) LTE
7 7 (10.94%) OSPF
7 7 (10.94%) RTP
7 7 (10.94%) Wireshark
8 6 (9.38%) IPv6
8 6 (9.38%) VRRP
Database & Business Intelligence
1 13 (20.31%) MySQL
2 6 (9.38%) MariaDB
3 4 (6.25%) SQL Server
4 2 (3.13%) PostgreSQL
4 2 (3.13%) SQL Server 2012
4 2 (3.13%) SQL Server 2016
4 2 (3.13%) SQL Server Reporting Services
5 1 (1.56%) Amazon DynamoDB
5 1 (1.56%) Amazon Redshift
5 1 (1.56%) Couchbase
5 1 (1.56%) InfluxDB
5 1 (1.56%) MongoDB
5 1 (1.56%) NoSQL
5 1 (1.56%) OpenStack Swift
5 1 (1.56%) Redis
Development Applications
1 7 (10.94%) Git (software)
1 7 (10.94%) Subversion
2 6 (9.38%) GCC
2 6 (9.38%) GDB
2 6 (9.38%) Trac
2 6 (9.38%) Vagrant
3 2 (3.13%) Jenkins
4 1 (1.56%) Bitbucket
4 1 (1.56%) JIRA
4 1 (1.56%) Maven
General
1 35 (54.69%) Telecoms
2 7 (10.94%) Games
2 7 (10.94%) Retail
3 4 (6.25%) Finance
4 1 (1.56%) Electronics
4 1 (1.56%) Legal
Job Titles
1 20 (31.25%) Support Engineer
2 15 (23.44%) Telecoms Engineer
3 10 (15.63%) Asterisk Engineer
3 10 (15.63%) Telecoms Support Engineer
4 9 (14.06%) Administrator
4 9 (14.06%) Systems Engineer
5 8 (12.50%) 2nd/3rd Line Support
5 8 (12.50%) 2nd/3rd Line Support Engineer
5 8 (12.50%) 3rd Line Engineer
5 8 (12.50%) 3rd Line Support
5 8 (12.50%) 3rd Line Support Engineer
5 8 (12.50%) Systems Administrator
5 8 (12.50%) VoIP Engineer
6 7 (10.94%) Linux Administrator
6 7 (10.94%) Network Engineer
7 6 (9.38%) C++ Software Engineer
7 6 (9.38%) Linux Systems Administrator
7 6 (9.38%) Software Engineer
7 6 (9.38%) Telephony Engineer
8 5 (7.81%) IT Support Engineer
Libraries, Frameworks & Software Standards
1 9 (14.06%) LAMP
2 7 (10.94%) LEMP Stack
3 6 (9.38%) Boost C++ Libraries
3 6 (9.38%) STL
4 3 (4.69%) HTML
5 2 (3.13%) Apache Axis
5 2 (3.13%) FreeSWITCH
6 1 (1.56%) CCXML
6 1 (1.56%) CSS
6 1 (1.56%) Elastic Stack
6 1 (1.56%) Java EE
6 1 (1.56%) Kafka
6 1 (1.56%) LAPP Stack
6 1 (1.56%) Memcached
6 1 (1.56%) Sensu
6 1 (1.56%) Software Packaging
6 1 (1.56%) VXML
6 1 (1.56%) Web Services
6 1 (1.56%) WebRTC
6 1 (1.56%) XMPP
Miscellaneous
1 10 (15.63%) Handset
2 6 (9.38%) Data Centre
3 5 (7.81%) User Experience
4 2 (3.13%) Client/Server
4 2 (3.13%) Computer Science
4 2 (3.13%) Driving Licence
4 2 (3.13%) Linux Command Line
5 1 (1.56%) Analytical Skills
5 1 (1.56%) Internet of Things
5 1 (1.56%) IVR
5 1 (1.56%) Replication
5 1 (1.56%) Social Media
Operating Systems
1 29 (45.31%) Linux
2 27 (42.19%) Windows
3 20 (31.25%) Windows Server
4 12 (18.75%) Windows Server 2012
5 11 (17.19%) Ubuntu
6 8 (12.50%) Windows Server 2008
7 7 (10.94%) CentOS
7 7 (10.94%) Debian
8 3 (4.69%) Windows 7
9 2 (3.13%) openSUSE
9 2 (3.13%) SUSE Linux Enterprise Server
9 2 (3.13%) Windows XP
10 1 (1.56%) Red Hat Enterprise Linux
10 1 (1.56%) VMS
10 1 (1.56%) Windows 10
10 1 (1.56%) Windows 8
Processes & Methodologies
1 12 (18.75%) ITIL
2 11 (17.19%) Configuration Management
3 8 (12.50%) DevOps
3 8 (12.50%) ITIL V3
4 7 (10.94%) Web Development
5 6 (9.38%) Cross-Platform Development
5 6 (9.38%) E-Commerce
5 6 (9.38%) Multithreading
5 6 (9.38%) OO
5 6 (9.38%) Software Engineering
6 4 (6.25%) Disaster Recovery
6 4 (6.25%) Network Management
7 3 (4.69%) Network Monitoring
7 3 (4.69%) Open Source
7 3 (4.69%) Service Delivery
8 2 (3.13%) Coaching
8 2 (3.13%) Cybersecurity
8 2 (3.13%) Hardware Maintenance
8 2 (3.13%) Mentoring
8 2 (3.13%) Project Management
Programming Languages
1 18 (28.13%) PHP
2 11 (17.19%) SQL
3 9 (14.06%) Python
4 8 (12.50%) C++
4 8 (12.50%) Perl
5 7 (10.94%) Shell Script
6 5 (7.81%) Java
7 4 (6.25%) Bash Shell
8 2 (3.13%) C#
8 2 (3.13%) Ruby
9 1 (1.56%) C
9 1 (1.56%) Erlang
9 1 (1.56%) Go
9 1 (1.56%) JavaScript
Qualifications
1 2 (3.13%) Degree
2 1 (1.56%) CCNA
2 1 (1.56%) Cisco Certification
2 1 (1.56%) Computer Science Degree
2 1 (1.56%) ITIL Certification
2 1 (1.56%) Master's Degree
Quality Assurance & Compliance
1 4 (6.25%) PCI DSS
2 2 (3.13%) SLA
3 1 (1.56%) GDPR
System Software
1 17 (26.56%) Active Directory
2 12 (18.75%) VMware Infrastructure
3 9 (14.06%) Docker
3 9 (14.06%) OpenSIPS
4 7 (10.94%) KVM
4 7 (10.94%) pfSense
5 6 (9.38%) Samba
5 6 (9.38%) Virtual Servers
5 6 (9.38%) VirtualBox
6 4 (6.25%) VMware ESXi
7 2 (3.13%) Hyper-V
7 2 (3.13%) Postfix
7 2 (3.13%) PowerDNS
8 1 (1.56%) Apache ZooKeeper
8 1 (1.56%) Kamailio
8 1 (1.56%) Virtual Machines
8 1 (1.56%) vSphere
Systems Management
1 12 (18.75%) Puppet
2 9 (14.06%) Ansible
2 9 (14.06%) Nagios
3 8 (12.50%) Cacti
4 7 (10.94%) Salt
5 5 (7.81%) SCCM
6 4 (6.25%) OpenNMS
6 4 (6.25%) RANCID
6 4 (6.25%) SCOM
7 3 (4.69%) Graphite
8 2 (3.13%) Backup Exec
8 2 (3.13%) Grafana
8 2 (3.13%) Icinga
8 2 (3.13%) Opsview
8 2 (3.13%) ZABBIX
9 1 (1.56%) Consul
9 1 (1.56%) HAProxy
9 1 (1.56%) Munin
9 1 (1.56%) Opscode Chef
9 1 (1.56%) SmokePing
Vendors
1 31 (48.44%) Cisco
2 17 (26.56%) VMware
3 15 (23.44%) BroadSoft
4 12 (18.75%) HP
5 9 (14.06%) Avaya
5 9 (14.06%) Ericsson
5 9 (14.06%) F5
5 9 (14.06%) Huawei
6 8 (12.50%) Microsoft
7 6 (9.38%) Juniper
8 5 (7.81%) Dialogic
8 5 (7.81%) GENBAND
8 5 (7.81%) Sonus
9 4 (6.25%) Brocade
9 4 (6.25%) Foundry
9 4 (6.25%) ZyXEL
10 3 (4.69%) Veeam
11 2 (3.13%) Acronis
11 2 (3.13%) Aruba
11 2 (3.13%) Polycom