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 3 months to 25 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Digium Asterisk
UK
Rank 819 925 923
Rank change year-on-year +106 -2  
Permanent jobs citing Asterisk PBX 48 39 33
As % of all permanent IT jobs advertised in the UK 0.057% 0.038% 0.031%
As % of the Communications & Networking category 0.35% 0.22% 0.17%
Number of salaries quoted 43 34 31
Median salary £46,250 £45,000 £42,500
Median salary % change year-on-year +2.77% +5.88%  
90% offered a salary of more than £28,000 £32,500 £30,000
10% offered a salary of more than £55,000 £50,000 £57,500
UK excluding London median salary £47,500 £35,000 £40,000
% change year-on-year +35.71% -12.50%  

Asterisk PBX is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
UK
Permanent job vacancies with a requirement for communications and computer networking skills 13612 17854 19448
As % of all permanent IT job vacancies advertised in the UK 16.03% 17.29% 18.31%
Number of salaries quoted 11090 14770 15481
Median salary £45,000 £45,000 £45,000
90% offered a salary of more than £26,500 £27,500 £27,500
10% offered a salary of more than £67,500 £70,000 £65,000
UK excluding London median salary £40,000 £42,500 £41,000
% change year-on-year -5.88% +3.65%  

Asterisk PBX
Job Vacancy Trend

The job posting trend of jobs advertised citing Asterisk PBX as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

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 3 months to 25 March 2017.

Salary histogram for Asterisk PBX in the UK

Asterisk PBX
Top 26 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 3 months to 25 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +102 47 £45,000 - 5
London +67 14 £32,500 -27.77%
South East +87 10 £50,000 +42.85% 1
Yorkshire - 10 £44,000 - 1
West Yorkshire - 10 £44,000 - 1
North West -7 7 £55,000 +22.22% 1
Manchester -12 7 £55,000 +22.22% 1
Surrey - 7 £55,000 - 1
Bradford - 6 £44,000 -
Rochdale - 6 £55,000 -
Camberley - 6 £57,500 - 1
West Midlands +30 5 £50,000 +40.84%
Birmingham +12 5 £50,000 +33.33%
Romford - 5 £29,000 -
East of England +23 3 £27,500 -
Essex - 3 £27,500 -
Newbury - 3 £50,000 -
Buckhurst Hill - 3 £27,500 -
Berkshire - 3 £50,000 -
Croydon - 2 £50,000 -
Leeds - 2 £35,500 -
Wakefield - 2 £45,750 - 1
East Midlands +6 1 - - 1
Leicestershire -8 1 - -
Leicester -14 1 - -
Salford - 1 - -

Asterisk PBX
Top 30 Related IT Skills

For the 6 months to 25 March 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 60 (59.41%) Telecoms
2 52 (51.49%) Linux
3 50 (49.50%) VoIP
4 43 (42.57%) Firewall
5 39 (38.61%) Cisco
6 36 (35.64%) Active Directory
7 34 (33.66%) Windows
8 33 (32.67%) WAN
8 33 (32.67%) Nagios
9 29 (28.71%) VMware
10 26 (25.74%) DNS
10 26 (25.74%) Windows Server
11 25 (24.75%) PHP
12 24 (23.76%) Microsoft
13 23 (22.77%) MySQL
13 23 (22.77%) Windows Server 2008
14 22 (21.78%) SCCM
14 22 (21.78%) Cisco Certification
15 21 (20.79%) Broadband
16 20 (19.80%) LAN
16 20 (19.80%) Avaya
16 20 (19.80%) CCNP
16 20 (19.80%) MPLS
16 20 (19.80%) Data Centre
17 19 (18.81%) Perl
18 18 (17.82%) Bash Shell
19 17 (16.83%) CentOS
19 17 (16.83%) OpenSIPS
19 17 (16.83%) Windows Server 2012
19 17 (16.83%) MS Exchange

Asterisk PBX
Top Related 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 17 (16.83%) MS Exchange
2 16 (15.84%) Exchange Server 2010
3 10 (9.90%) Apache
4 7 (6.93%) IIS
5 3 (2.97%) nginx
6 2 (1.98%) Skype for Business
7 1 (0.99%) Tomcat
Applications
1 1 (0.99%) MS Excel
Cloud Services
1 11 (10.89%) Amazon AWS
2 6 (5.94%) Amazon CloudWatch
3 5 (4.95%) Microsoft Azure
4 2 (1.98%) Azure Active Directory
4 2 (1.98%) SaaS
5 1 (0.99%) Amazon EC2
5 1 (0.99%) Amazon Kinesis
5 1 (0.99%) Amazon SQS
5 1 (0.99%) AWS Lambda
5 1 (0.99%) Cloud Computing
5 1 (0.99%) Office 365
Communications & Networking
1 50 (49.50%) VoIP
2 43 (42.57%) Firewall
3 33 (32.67%) WAN
4 26 (25.74%) DNS
5 21 (20.79%) Broadband
6 20 (19.80%) LAN
6 20 (19.80%) MPLS
7 14 (13.86%) Diameter Protocol
7 14 (13.86%) PBX
8 13 (12.87%) Internet
8 13 (12.87%) Wi-Fi
9 12 (11.88%) VPN
10 11 (10.89%) Ethernet
10 11 (10.89%) IPv6
10 11 (10.89%) TACACS
10 11 (10.89%) TCP/IP
11 10 (9.90%) GSM
11 10 (9.90%) RANAP
11 10 (9.90%) RTP
11 10 (9.90%) UMTS
Database & Business Intelligence
1 23 (22.77%) MySQL
2 6 (5.94%) SQL Server
3 2 (1.98%) MongoDB
3 2 (1.98%) Redis
4 1 (0.99%) Amazon DynamoDB
4 1 (0.99%) Big Data
Development Applications
1 14 (13.86%) Git (software)
2 11 (10.89%) Subversion
3 10 (9.90%) GCC
3 10 (9.90%) GDB
3 10 (9.90%) Trac
4 3 (2.97%) JIRA
5 2 (1.98%) Jenkins
6 1 (0.99%) GoCD
General
1 60 (59.41%) Telecoms
2 2 (1.98%) Marketing
Job Titles
1 19 (18.81%) Administrator
2 18 (17.82%) VoIP Engineer
3 17 (16.83%) Systems Administrator
4 15 (14.85%) Linux Administrator
4 15 (14.85%) Linux Systems Administrator
5 14 (13.86%) Support Engineer
6 11 (10.89%) Designer
6 11 (10.89%) Network Designer
7 10 (9.90%) C++ Software Engineer
7 10 (9.90%) Infrastructure Engineer
7 10 (9.90%) Network Engineer
7 10 (9.90%) Software Engineer
7 10 (9.90%) Support Specialist
8 7 (6.93%) Infrastructure Support
8 7 (6.93%) Infrastructure Support Engineer
8 7 (6.93%) Linux Engineer
8 7 (6.93%) VoIP Support Engineer
9 6 (5.94%) HP Storage Specialist
9 6 (5.94%) Open Source Engineer
9 6 (5.94%) Telecoms Software Engineer
Libraries, Frameworks & Software Standards
1 15 (14.85%) FreeSWITCH
2 10 (9.90%) Boost C++ Libraries
2 10 (9.90%) STL
3 9 (8.91%) LAMP
4 6 (5.94%) FFmpeg
5 4 (3.96%) .NET
6 2 (1.98%) 802.1X
6 2 (1.98%) LEMP Stack
6 2 (1.98%) Memcached
7 1 (0.99%) RabbitMQ
7 1 (0.99%) Web Services
7 1 (0.99%) XML
Miscellaneous
1 20 (19.80%) Data Centre
2 10 (9.90%) Handset
3 6 (5.94%) Digital Media
3 6 (5.94%) Linux Command Line
3 6 (5.94%) Video on Demand
4 4 (3.96%) IPTV
4 4 (3.96%) Over-the-Top Content
5 2 (1.98%) Video Conferencing
6 1 (0.99%) Clustering
6 1 (0.99%) Internet of Things
6 1 (0.99%) Mobile App
6 1 (0.99%) NHS
Operating Systems
1 52 (51.49%) Linux
2 34 (33.66%) Windows
3 26 (25.74%) Windows Server
4 23 (22.77%) Windows Server 2008
5 17 (16.83%) CentOS
5 17 (16.83%) Windows Server 2012
6 9 (8.91%) Windows 7
7 6 (5.94%) Windows Server 2003
7 6 (5.94%) Windows XP
8 3 (2.97%) Windows 10
9 1 (0.99%) Data ONTAP
9 1 (0.99%) Debian
9 1 (0.99%) Mac OS X
9 1 (0.99%) Unix
Processes & Methodologies
1 17 (16.83%) ITIL
2 16 (15.84%) ITIL V3
3 15 (14.85%) Fault Analysis
3 15 (14.85%) Problem Management
4 14 (13.86%) Open Source
5 12 (11.88%) Configuration Management
6 11 (10.89%) Network Design
6 11 (10.89%) Network Management
6 11 (10.89%) Network Planning
7 10 (9.90%) Cross-Platform Development
7 10 (9.90%) Multithreading
7 10 (9.90%) OO
7 10 (9.90%) Software Engineering
8 4 (3.96%) CRM
8 4 (3.96%) DevOps
8 4 (3.96%) Migration
8 4 (3.96%) Time Management
9 3 (2.97%) A/B Testing
9 3 (2.97%) Continuous Integration
9 3 (2.97%) Presales
Programming Languages
1 25 (24.75%) PHP
2 19 (18.81%) Perl
3 18 (17.82%) Bash Shell
4 14 (13.86%) C++
5 12 (11.88%) Python
5 12 (11.88%) SQL
6 10 (9.90%) PowerShell
7 6 (5.94%) C#
8 4 (3.96%) C
9 3 (2.97%) Java
9 3 (2.97%) JavaScript
Qualifications
1 22 (21.78%) Cisco Certification
2 20 (19.80%) CCNP
3 8 (7.92%) CCNA
4 2 (1.98%) CCIE
5 1 (0.99%) AWS Certification
5 1 (0.99%) Degree
5 1 (0.99%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 13 (12.87%) PCI DSS
2 2 (1.98%) ISO/IEC 27001
System Software
1 36 (35.64%) Active Directory
2 17 (16.83%) OpenSIPS
3 16 (15.84%) VMware Infrastructure
4 11 (10.89%) Hyper-V
5 7 (6.93%) Kamailio
5 7 (6.93%) Virtual Machines
5 7 (6.93%) VMware ESXi
6 6 (5.94%) pfSense
7 3 (2.97%) Corosync
7 3 (2.97%) GlusterFS
7 3 (2.97%) NFS
8 2 (1.98%) Docker
8 2 (1.98%) iptables
9 1 (0.99%) VMware Server
Systems Management
1 33 (32.67%) Nagios
2 22 (21.78%) SCCM
3 15 (14.85%) SCOM
4 13 (12.87%) Puppet
5 11 (10.89%) OpenNMS
6 10 (9.90%) Cacti
7 7 (6.93%) RANCID
8 6 (5.94%) Graylog
8 6 (5.94%) Opscode Chef
9 4 (3.96%) CFEngine
10 3 (2.97%) Ansible
10 3 (2.97%) Galera Cluster
10 3 (2.97%) HAProxy
10 3 (2.97%) logstash
10 3 (2.97%) Pacemaker
11 2 (1.98%) Kubernetes
11 2 (1.98%) MobiControl
12 1 (0.99%) FortiGate
Vendors
1 39 (38.61%) Cisco
2 29 (28.71%) VMware
3 24 (23.76%) Microsoft
4 20 (19.80%) Avaya
5 16 (15.84%) BroadSoft
5 16 (15.84%) F5
6 8 (7.92%) Brocade
6 8 (7.92%) HP
7 7 (6.93%) 3PAR
7 7 (6.93%) Ericsson
7 7 (6.93%) Foundry
7 7 (6.93%) Huawei
7 7 (6.93%) Juniper
7 7 (6.93%) ZyXEL
8 5 (4.95%) Red Hat
9 3 (2.97%) Salesforce.com
10 2 (1.98%) CheckPoint
10 2 (1.98%) Dell
10 2 (1.98%) EMC
10 2 (1.98%) Nortel
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