The table below looks at the statistics for FreeSWITCH skills in IT jobs advertised across the UK. Included is a guide to the salaries offered in IT jobs that have cited FreeSWITCH over the 3 months to 28 June 2016 with a comparison to the same period over the previous 2 years.

3 months to
28 Jun 2016
Same period 2015 Same period 2014
FreeSWITCH
Rank 915 952 983
Rank change year-on-year
+37 +31
Permanent jobs citing FreeSWITCH 18 6 6
As % of all permanent IT jobs located in the UK 0.018% 0.005% 0.005%
As % of the Libraries, Frameworks & Software Standards category 0.047% 0.014% 0.013%
Number of salaries quoted 16 6 6
Median salary £37,500 £41,500 £50,000
Median salary % change year-on-year
-9.63% -17.00%
90% offered a salary of more than £34,250 £40,750 £45,000
10% offered a salary of more than £75,000 £41,500 £52,500
UK excluding London median salary £35,000 £41,500 £47,500
% change year-on-year
-15.66% -12.63%

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in permanent jobs advertised across the UK.

Libraries, Frameworks & Software Standards Category
UK
Permanent IT job ads with a match in the
Libraries, Frameworks & Software Standards category
38217 41703 46794
As % of all permanent IT jobs located in the UK 38.84% 38.09% 39.41%
Number of salaries quoted 33221 35688 40069
Median salary £45,000 £45,000 £42,500
Median salary % change year-on-year
- +5.88%
90% offered a salary of more than £31,000 £30,000 £30,000
10% offered a salary of more than £70,000 £65,000 £65,000
UK excluding London median salary £40,000 £40,000 £40,000

FreeSWITCH
Jobs Demand Trend

The demand trend of job ads citing FreeSWITCH as a proportion of all IT jobs with a match in the Libraries, Frameworks & Software Standards category.

FreeSWITCH Jobs Demand Trend in the UK

FreeSWITCH
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing FreeSWITCH within the UK.

FreeSWITCH Salary Trend in the UK

FreeSWITCH
Salary Histogram

This chart provides a salary histogram for IT jobs citing FreeSWITCH over the 3 months to 28 June 2016 within the UK.

FreeSWITCH Salary Histogram in the UK

FreeSWITCH
Top 10 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing FreeSWITCH within the UK over the 3 months to 28 June 2016. 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
(Click see detailed
statistics and trends)
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 +50 18 £37,500 -6.25% 2
West Midlands - 8 £37,500 -
Telford - 8 £37,500 -
Shropshire - 8 £37,500 -
South East +44 5 £35,000 -12.50% 1
Surrey +35 5 £35,000 -12.50% 1
London - 5 £75,000 - 1
Reigate - 3 £35,000 -
Guildford - 2 £35,000 - 1
Harrow - 1 £70,000 -

FreeSWITCH
Top 30 Related IT Skills

For the 6 months to 28 June 2016, IT jobs citing FreeSWITCH 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 FreeSWITCH.

1 28 (84.85%) VoIP
2 25 (75.76%) Linux
3 21 (63.64%) MySQL
3 21 (63.64%) RTP
4 19 (57.58%) PHP
5 16 (48.48%) TCP/IP
6 15 (45.45%) OpenSIPS
7 14 (42.42%) Telecoms
8 12 (36.36%) Nagios
9 11 (33.33%) Firewall
9 11 (33.33%) nginx
10 10 (30.30%) Bash Shell
10 10 (30.30%) LAMP
10 10 (30.30%) Cisco
11 9 (27.27%) DNS
11 9 (27.27%) Python
11 9 (27.27%) Git (software)
11 9 (27.27%) Kamailio
12 8 (24.24%) LEMP Stack
12 8 (24.24%) Apache
12 8 (24.24%) SSL
12 8 (24.24%) Configuration Management
13 7 (21.21%) Debian
13 7 (21.21%) HTTP
13 7 (21.21%) C
13 7 (21.21%) C++
13 7 (21.21%) JIRA
13 7 (21.21%) Asterisk PBX
13 7 (21.21%) Puppet
14 6 (18.18%) Confluence

FreeSWITCH
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 11 (33.33%) nginx
2 8 (24.24%) Apache
3 6 (18.18%) Confluence
4 2 (6.06%) Tomcat
4 2 (6.06%) uWSGI
Cloud Services
1 2 (6.06%) Google Apps
Communications & Networking
1 28 (84.85%) VoIP
2 21 (63.64%) RTP
3 16 (48.48%) TCP/IP
4 11 (33.33%) Firewall
5 9 (27.27%) DNS
6 8 (24.24%) SSL
7 7 (21.21%) Asterisk PBX
7 7 (21.21%) HTTP
8 6 (18.18%) LDAP
8 6 (18.18%) WAN
9 5 (15.15%) PBX
10 4 (12.12%) CTI
10 4 (12.12%) Internet
10 4 (12.12%) SS7
11 3 (9.09%) SNMP
11 3 (9.09%) VLAN
11 3 (9.09%) VPN
12 2 (6.06%) Cisco ASA
12 2 (6.06%) Cisco IOS
12 2 (6.06%) SMTP
Database & Business Intelligence
1 21 (63.64%) MySQL
2 6 (18.18%) Relational Database
3 3 (9.09%) NoSQL
4 2 (6.06%) MariaDB
4 2 (6.06%) RDBMS
5 1 (3.03%) MongoDB
5 1 (3.03%) Redis
Development Applications
1 9 (27.27%) Git (software)
2 7 (21.21%) JIRA
3 4 (12.12%) Subversion
General
1 14 (42.42%) Telecoms
2 3 (9.09%) Finance
3 2 (6.06%) Advertising
Job Titles
1 15 (45.45%) VoIP Engineer
2 9 (27.27%) Linux Engineer
3 7 (21.21%) Network Engineer
4 5 (15.15%) Network Systems Engineer
4 5 (15.15%) Systems Engineer
5 4 (12.12%) Developer
5 4 (12.12%) Linux Systems Engineer
5 4 (12.12%) Support Engineer
5 4 (12.12%) Technical Engineer
5 4 (12.12%) Virtualisation Engineer
5 4 (12.12%) VoIP Support Engineer
6 3 (9.09%) DevOps Engineer
6 3 (9.09%) Linux Developer
6 3 (9.09%) Network Manager
6 3 (9.09%) PHP Developer
6 3 (9.09%) Senior Unix Engineer
6 3 (9.09%) Senior VoIP Engineer
6 3 (9.09%) Systems Manager
6 3 (9.09%) Technical Leader
6 3 (9.09%) Unix Engineer
Libraries, Frameworks & Software Standards
1 10 (30.30%) LAMP
2 8 (24.24%) LEMP Stack
3 3 (9.09%) REST
3 3 (9.09%) SOAP
4 2 (6.06%) Django
4 2 (6.06%) PHP-FPM
4 2 (6.06%) RabbitMQ
4 2 (6.06%) WSGI
5 1 (3.03%) beanstalkd
5 1 (3.03%) HTML
5 1 (3.03%) HTML5
5 1 (3.03%) POSIX
5 1 (3.03%) WebRTC
Miscellaneous
1 5 (15.15%) Data Centre
2 3 (9.09%) Analytical Skills
2 3 (9.09%) Mathematics
3 2 (6.06%) Computer Science
3 2 (6.06%) Fintech
3 2 (6.06%) Public Cloud
3 2 (6.06%) Replication
3 2 (6.06%) Wiki
4 1 (3.03%) Driving Licence
Operating Systems
1 25 (75.76%) Linux
2 7 (21.21%) Debian
3 6 (18.18%) CentOS
3 6 (18.18%) Ubuntu
4 4 (12.12%) Unix
4 4 (12.12%) VMS
5 1 (3.03%) Embedded Linux
5 1 (3.03%) uClinux
5 1 (3.03%) Windows
Processes & Methodologies
1 8 (24.24%) Configuration Management
2 6 (18.18%) DevOps
2 6 (18.18%) Network Optimisation
2 6 (18.18%) Project Management
3 4 (12.12%) CRM
3 4 (12.12%) Network Design
3 4 (12.12%) Open Source
3 4 (12.12%) Presales
3 4 (12.12%) Prototyping
3 4 (12.12%) Server Building
3 4 (12.12%) Service Management
4 3 (9.09%) Coaching
4 3 (9.09%) Load Balancing
4 3 (9.09%) Mentoring
4 3 (9.09%) MVC
4 3 (9.09%) Network Management
4 3 (9.09%) Network Monitoring
4 3 (9.09%) OOP
4 3 (9.09%) Risk Assessment
5 2 (6.06%) BCP
Programming Languages
1 19 (57.58%) PHP
2 10 (30.30%) Bash Shell
3 9 (27.27%) Python
4 7 (21.21%) C
4 7 (21.21%) C++
5 5 (15.15%) JavaScript
6 4 (12.12%) SQL
7 2 (6.06%) Perl
Qualifications
1 6 (18.18%) Degree
2 4 (12.12%) RHCSA
3 2 (6.06%) CCNA
3 2 (6.06%) Cisco Certification
Quality Assurance & Compliance
1 4 (12.12%) PA-DSS
1 4 (12.12%) PCI DSS
2 1 (3.03%) SLA
System Software
1 15 (45.45%) OpenSIPS
2 9 (27.27%) Kamailio
3 6 (18.18%) Xen
4 4 (12.12%) VMware ESXi
5 3 (9.09%) Firmware
6 2 (6.06%) BIND 9
6 2 (6.06%) Postfix
6 2 (6.06%) VMware Infrastructure
Systems Management
1 12 (36.36%) Nagios
2 7 (21.21%) Puppet
3 4 (12.12%) Check_MK
4 2 (6.06%) Ansible
4 2 (6.06%) Cacti
4 2 (6.06%) HAProxy
4 2 (6.06%) Kibana
4 2 (6.06%) Munin
4 2 (6.06%) Opscode Chef
4 2 (6.06%) Red Hat Spacewalk
4 2 (6.06%) Salt
Vendors
1 10 (30.30%) Cisco
2 4 (12.12%) Avaya
2 4 (12.12%) Genesys
2 4 (12.12%) Mitel
2 4 (12.12%) PagerDuty
3 3 (9.09%) Salesforce.com
4 2 (6.06%) Dell
4 2 (6.06%) Google
4 2 (6.06%) VMware
Guildford, Surrey
Evolution Recruitment Solutions
Salary: Circa; 30,000 - 40,000 + Benefits
Posted: 11 hours ago
City, London
IPsoft
Salary: Excellent salary + strong benefits and bonus package
Posted: 26 days ago