Period
to 22 November 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 22 November 2017 with a comparison to the same period in the previous 2 years.

Digium Asterisk
UK
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 1100 1124 1209
Rank change year-on-year +24 +85 -12
Permanent jobs citing Asterisk PBX 82 101 100
As % of all permanent IT jobs advertised in the UK 0.045% 0.053% 0.046%
As % of the Communications & Networking category 0.29% 0.31% 0.28%
Number of salaries quoted 67 92 98
UK median annual salary £45,000 £42,500 £41,750
Median salary % change year-on-year +5.88% +1.80% +11.33%
10th Percentile £26,750 £31,250 £25,250
90th Percentile £61,500 £60,000 £67,500
UK excluding London median annual salary £48,750 £47,500 £43,500
% change year-on-year +2.63% +9.20% +24.29%

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 28243 32293 35856
As % of all permanent IT jobs advertised in the UK 15.64% 16.98% 16.62%
Number of salaries quoted 22864 26428 29649
UK median annual salary £45,000 £45,000 £45,000
10th Percentile £25,750 £26,000 £25,000
90th Percentile £72,500 £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 22 November 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 22 November 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 -2 80 £45,000 +5.88% 10
UK excluding London +56 68 £48,750 +2.63% 9
South East +57 33 £52,500 +7.69% 4
North of England -18 22 £30,500 -28.24% 5
London -36 13 £32,500 -23.53% 1
Yorkshire +13 10 £28,500 -18.57%
North West -26 10 £53,750 -10.42% 5
Midlands - 9 £40,000 -
West Midlands - 6 - -
East of England +17 3 £31,000 +8.77%
East Midlands - 3 £40,000 -
North East - 2 £32,500 -
Scotland - 1 £42,500 -

For the 6 months to 22 November 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 55 (67.07%) Telecoms
2 53 (64.63%) Cisco
3 52 (63.41%) Linux
4 35 (42.68%) VoIP
5 33 (40.24%) PBX
6 30 (36.59%) Windows
7 29 (35.37%) RTP
8 28 (34.15%) C++
9 27 (32.93%) Subversion
9 27 (32.93%) Wireshark
9 27 (32.93%) LTE
9 27 (32.93%) Diameter Protocol
10 26 (31.71%) Trac
10 26 (31.71%) Cross-Platform Development
10 26 (31.71%) Boost C++ Libraries
10 26 (31.71%) GCC
10 26 (31.71%) GDB
10 26 (31.71%) RANAP
10 26 (31.71%) Multithreading
10 26 (31.71%) Software Engineering
10 26 (31.71%) STL
10 26 (31.71%) OO
10 26 (31.71%) GSM
10 26 (31.71%) UMTS
10 26 (31.71%) Firewall
11 25 (30.49%) SGSN
11 25 (30.49%) MGW
12 24 (29.27%) GGSN
13 22 (26.83%) Windows Server
14 18 (21.95%) VMware

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 (14.63%) Apache
2 10 (12.20%) MS Exchange
3 9 (10.98%) Exchange Server 2010
3 9 (10.98%) nginx
4 4 (4.88%) Tomcat
5 1 (1.22%) CMS
5 1 (1.22%) JBoss
5 1 (1.22%) OpenStack
Applications
1 1 (1.22%) Microsoft Office
Cloud Services
1 5 (6.10%) Amazon AWS
2 3 (3.66%) Office 365
3 1 (1.22%) Amazon EC2
3 1 (1.22%) Amazon ELB
3 1 (1.22%) Amazon S3
3 1 (1.22%) G Suite
3 1 (1.22%) GitHub
3 1 (1.22%) IBM Cloud
3 1 (1.22%) Microsoft Azure
3 1 (1.22%) SoftLayer
Communications & Networking
1 35 (42.68%) VoIP
2 33 (40.24%) PBX
3 29 (35.37%) RTP
4 27 (32.93%) Diameter Protocol
4 27 (32.93%) LTE
4 27 (32.93%) Wireshark
5 26 (31.71%) Firewall
5 26 (31.71%) GSM
5 26 (31.71%) RANAP
5 26 (31.71%) UMTS
6 25 (30.49%) MGW
6 25 (30.49%) SGSN
7 24 (29.27%) GGSN
8 13 (15.85%) DNS
9 12 (14.63%) LAN
9 12 (14.63%) SAN
9 12 (14.63%) TCP/IP
9 12 (14.63%) VPN
9 12 (14.63%) WAN
10 11 (13.41%) Broadband
Database & Business Intelligence
1 13 (15.85%) MySQL
2 6 (7.32%) MariaDB
3 4 (4.88%) PostgreSQL
3 4 (4.88%) SQL Server
4 2 (2.44%) SQL Server 2012
4 2 (2.44%) SQL Server 2016
4 2 (2.44%) SQL Server Reporting Services
5 1 (1.22%) Amazon DynamoDB
5 1 (1.22%) Amazon Redshift
5 1 (1.22%) Couchbase
5 1 (1.22%) InfluxDB
5 1 (1.22%) MongoDB
5 1 (1.22%) NoSQL
5 1 (1.22%) OpenStack Swift
5 1 (1.22%) Redis
Development Applications
1 27 (32.93%) Subversion
2 26 (31.71%) GCC
2 26 (31.71%) GDB
2 26 (31.71%) Trac
3 7 (8.54%) Git (software)
4 6 (7.32%) Vagrant
5 3 (3.66%) JIRA
6 2 (2.44%) Jenkins
7 1 (1.22%) Bitbucket
7 1 (1.22%) Maven
General
1 55 (67.07%) Telecoms
2 7 (8.54%) Games
2 7 (8.54%) Retail
3 6 (7.32%) Finance
4 3 (3.66%) Electronics
5 2 (2.44%) Manufacturing
5 2 (2.44%) Marketing
6 1 (1.22%) Legal
Job Titles
1 27 (32.93%) Telecoms Engineer
2 26 (31.71%) C++ Software Engineer
2 26 (31.71%) Software Engineer
3 21 (25.61%) Telecoms Software Engineer
4 19 (23.17%) Support Engineer
5 15 (18.29%) Linux Engineer
6 14 (17.07%) Network Engineer
7 11 (13.41%) Core Network Engineer
8 10 (12.20%) Systems Engineer
9 9 (10.98%) Administrator
9 9 (10.98%) VoIP Engineer
10 8 (9.76%) 2nd/3rd Line Support
10 8 (9.76%) 2nd/3rd Line Support Engineer
10 8 (9.76%) 3rd Line Engineer
10 8 (9.76%) 3rd Line Support
10 8 (9.76%) 3rd Line Support Engineer
10 8 (9.76%) Systems Administrator
11 7 (8.54%) Asterisk Engineer
11 7 (8.54%) Linux Administrator
12 6 (7.32%) Telecoms Support Engineer
Libraries, Frameworks & Software Standards
1 26 (31.71%) Boost C++ Libraries
1 26 (31.71%) STL
2 9 (10.98%) LAMP
3 7 (8.54%) LEMP Stack
4 3 (3.66%) HTML
4 3 (3.66%) Web Services
5 2 (2.44%) Apache Axis
5 2 (2.44%) FreeSWITCH
5 2 (2.44%) JTAPI
5 2 (2.44%) RFC 2833
5 2 (2.44%) TAPI
6 1 (1.22%) CCXML
6 1 (1.22%) Elastic Stack
6 1 (1.22%) Java EE
6 1 (1.22%) Kafka
6 1 (1.22%) LAPP Stack
6 1 (1.22%) Memcached
6 1 (1.22%) Sensu
6 1 (1.22%) WebRTC
6 1 (1.22%) XMPP
Miscellaneous
1 7 (8.54%) Handset
2 6 (7.32%) Data Centre
3 5 (6.10%) Greenfield Project
3 5 (6.10%) User Experience
4 2 (2.44%) Client/Server
4 2 (2.44%) Computer Science
4 2 (2.44%) Driving Licence
4 2 (2.44%) Linux Command Line
5 1 (1.22%) Analytical Skills
5 1 (1.22%) Internet of Things
5 1 (1.22%) IVR
5 1 (1.22%) Replication
5 1 (1.22%) Social Media
Operating Systems
1 52 (63.41%) Linux
2 30 (36.59%) Windows
3 22 (26.83%) Windows Server
4 14 (17.07%) Windows Server 2012
5 13 (15.85%) Ubuntu
6 9 (10.98%) Debian
7 8 (9.76%) Windows Server 2008
8 7 (8.54%) CentOS
9 3 (3.66%) openSUSE
10 2 (2.44%) Fedora
10 2 (2.44%) Windows 7
11 1 (1.22%) Red Hat Enterprise Linux
11 1 (1.22%) SUSE Linux Enterprise Server
11 1 (1.22%) VMS
11 1 (1.22%) Windows 10
11 1 (1.22%) Windows 8
11 1 (1.22%) Windows XP
Processes & Methodologies
1 26 (31.71%) Cross-Platform Development
1 26 (31.71%) Multithreading
1 26 (31.71%) OO
1 26 (31.71%) Software Engineering
2 12 (14.63%) ITIL
3 11 (13.41%) Configuration Management
4 8 (9.76%) DevOps
4 8 (9.76%) ITIL V3
5 7 (8.54%) Web Development
6 6 (7.32%) E-Commerce
7 5 (6.10%) OOP
8 4 (4.88%) Disaster Recovery
8 4 (4.88%) Network Management
9 3 (3.66%) Network Monitoring
9 3 (3.66%) Open Source
9 3 (3.66%) Service Delivery
10 2 (2.44%) Business Continuity
10 2 (2.44%) Process Management
10 2 (2.44%) Programme Management
10 2 (2.44%) Project Management
Programming Languages
1 28 (34.15%) C++
2 18 (21.95%) PHP
3 12 (14.63%) SQL
4 10 (12.20%) Python
5 9 (10.98%) Perl
6 7 (8.54%) Shell Script
7 5 (6.10%) Bash Shell
7 5 (6.10%) Java
8 2 (2.44%) C#
8 2 (2.44%) Ruby
9 1 (1.22%) C
9 1 (1.22%) Erlang
9 1 (1.22%) Go
9 1 (1.22%) JavaScript
Qualifications
1 4 (4.88%) Degree
2 1 (1.22%) CCNA
2 1 (1.22%) Cisco Certification
2 1 (1.22%) Computer Science Degree
2 1 (1.22%) ITIL Certification
2 1 (1.22%) Master's Degree
Quality Assurance & Compliance
1 6 (7.32%) PCI DSS
2 2 (2.44%) ISO/IEC 27001
2 2 (2.44%) PA-DSS
2 2 (2.44%) SLA
3 1 (1.22%) GDPR
System Software
1 17 (20.73%) Active Directory
2 14 (17.07%) VMware Infrastructure
3 9 (10.98%) Docker
3 9 (10.98%) OpenSIPS
4 7 (8.54%) KVM
4 7 (8.54%) pfSense
5 6 (7.32%) Samba
5 6 (7.32%) Virtual Servers
5 6 (7.32%) VirtualBox
6 5 (6.10%) VMware ESXi
7 2 (2.44%) Hyper-V
7 2 (2.44%) Postfix
7 2 (2.44%) PowerDNS
8 1 (1.22%) Apache ZooKeeper
8 1 (1.22%) Kamailio
8 1 (1.22%) Virtual Machines
8 1 (1.22%) vSphere
Systems Management
1 12 (14.63%) Puppet
2 9 (10.98%) Ansible
2 9 (10.98%) Nagios
3 8 (9.76%) Cacti
4 7 (8.54%) Salt
5 5 (6.10%) SCCM
6 4 (4.88%) OpenNMS
6 4 (4.88%) RANCID
6 4 (4.88%) SCOM
7 3 (3.66%) Graphite
7 3 (3.66%) vCenter Server
8 2 (2.44%) Backup Exec
8 2 (2.44%) Grafana
8 2 (2.44%) Icinga
8 2 (2.44%) Opsview
8 2 (2.44%) ZABBIX
9 1 (1.22%) Consul
9 1 (1.22%) HAProxy
9 1 (1.22%) Munin
9 1 (1.22%) Opscode Chef
Vendors
1 53 (64.63%) Cisco
2 18 (21.95%) VMware
3 12 (14.63%) HP
4 10 (12.20%) BroadSoft
5 9 (10.98%) Avaya
5 9 (10.98%) F5
6 8 (9.76%) Microsoft
7 7 (8.54%) Ericsson
7 7 (8.54%) Huawei
8 6 (7.32%) Juniper
9 4 (4.88%) Brocade
9 4 (4.88%) Foundry
9 4 (4.88%) Red Hat
9 4 (4.88%) ZyXEL
10 3 (3.66%) Dialogic
10 3 (3.66%) GENBAND
10 3 (3.66%) Sonus
10 3 (3.66%) Veeam
11 2 (2.44%) Meraki
11 2 (2.44%) Polycom