The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for pfSense skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited pfSense over the 3 months to 24 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
pfSense
England / London
Rank 585 653 652
Rank change year-on-year +68 -1  
Permanent jobs citing pfSense 3 3 2
As % of all permanent IT jobs advertised in London 0.009% 0.007% 0.005%
As % of the System Software category 0.072% 0.062% 0.037%
Number of salaries quoted 3 3 2
Median salary £32,500 £45,000 £60,000
Median salary % change year-on-year -27.77% -25.00%  
UK excluding London median salary £35,000 - £34,000

pfSense is in the system software skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for system software skills.

System Software Skills
London
Permanent job vacancies with a requirement for system software skills 4150 4869 5422
As % of all permanent IT job vacancies advertised in London 12.34% 11.68% 12.93%
Number of salaries quoted 3543 4230 4695
Median salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26%  
90% offered a salary of more than £29,000 £29,000 £29,500
10% offered a salary of more than £77,500 £70,000 £70,000
UK excluding London median salary £38,000 £38,000 £37,500
% change year-on-year - +1.33%  

pfSense
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing pfSense as a proportion of all permanent or contract IT jobs with a match in the System Software category.

Job vacancy trend for pfSense in London

pfSense
Salary Trend in London

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

Salary trend for pfSense in London

pfSense
Salary Histogram in London

The salary distribution of IT jobs citing pfSense in London over the 3 months to 24 March 2017.

Salary histogram for pfSense in London

pfSense
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing pfSense within the London region over the 3 months to 24 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
City of London - 1 £52,500 -
pfSense
England

pfSense
Top 30 Related IT Skills in London

For the 6 months to 24 March 2017, IT jobs citing pfSense also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for pfSense.

1 8 (100.00%) Windows
1 8 (100.00%) VPN
1 8 (100.00%) Active Directory
2 7 (87.50%) DNS
2 7 (87.50%) IIS
2 7 (87.50%) DHCP
2 7 (87.50%) Linux
2 7 (87.50%) Windows Server
3 6 (75.00%) MySQL
3 6 (75.00%) VoIP
3 6 (75.00%) Windows Server 2003
3 6 (75.00%) Nagios
3 6 (75.00%) VMware
3 6 (75.00%) Firewall
3 6 (75.00%) Windows Server 2008
3 6 (75.00%) Cacti
3 6 (75.00%) Amazon AWS
3 6 (75.00%) HSRP
3 6 (75.00%) Amazon CloudWatch
4 5 (62.50%) Graylog
4 5 (62.50%) Windows 7
4 5 (62.50%) VMware ESXi
4 5 (62.50%) FFmpeg
4 5 (62.50%) Digital Media
4 5 (62.50%) Asterisk PBX
4 5 (62.50%) Video on Demand
4 5 (62.50%) VLAN
4 5 (62.50%) Cisco Certification
4 5 (62.50%) Microsoft
4 5 (62.50%) CCNP

pfSense
Top Related IT Skills in London 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 7 (87.50%) IIS
Cloud Services
1 6 (75.00%) Amazon AWS
1 6 (75.00%) Amazon CloudWatch
2 1 (12.50%) Amazon EC2
2 1 (12.50%) AWS CloudFormation
2 1 (12.50%) Office 365
2 1 (12.50%) Route 53
2 1 (12.50%) Virtual Private Cloud
Communications & Networking
1 8 (100.00%) VPN
2 7 (87.50%) DHCP
2 7 (87.50%) DNS
3 6 (75.00%) Firewall
3 6 (75.00%) HSRP
3 6 (75.00%) VoIP
4 5 (62.50%) Asterisk PBX
4 5 (62.50%) VLAN
5 1 (12.50%) Internet
5 1 (12.50%) LAN
5 1 (12.50%) LDAP
5 1 (12.50%) NAS
5 1 (12.50%) WAN
5 1 (12.50%) Wi-Fi
Database & Business Intelligence
1 6 (75.00%) MySQL
2 5 (62.50%) SQL Server
3 1 (12.50%) Amazon RDS
Job Titles
1 6 (75.00%) Systems Engineer
2 3 (37.50%) IPTV Engineer
2 3 (37.50%) Video On Demand Engineer
3 2 (25.00%) Administrator
3 2 (25.00%) Junior
3 2 (25.00%) Junior Systems Engineer
3 2 (25.00%) Systems Administrator
4 1 (12.50%) AWS Administrator
4 1 (12.50%) Linux Administrator
4 1 (12.50%) Linux Systems Administrator
4 1 (12.50%) Senior Linux Administrator
4 1 (12.50%) Senior Linux Systems Administrator
4 1 (12.50%) Senior Systems Administrator
4 1 (12.50%) Senior Windows Administrator
4 1 (12.50%) Senior Windows Systems Administrator
4 1 (12.50%) Windows Administrator
4 1 (12.50%) Windows Systems Administrator
Libraries, Frameworks & Software Standards
1 5 (62.50%) FFmpeg
2 1 (12.50%) CGI
Miscellaneous
1 5 (62.50%) Data Centre
1 5 (62.50%) Digital Media
1 5 (62.50%) Video on Demand
2 4 (50.00%) Linux Command Line
3 3 (37.50%) IPTV
3 3 (37.50%) Over-the-Top Content
4 1 (12.50%) Animation
Operating Systems
1 8 (100.00%) Windows
2 7 (87.50%) Linux
2 7 (87.50%) Windows Server
3 6 (75.00%) Windows Server 2003
3 6 (75.00%) Windows Server 2008
4 5 (62.50%) Windows 7
4 5 (62.50%) Windows XP
5 1 (12.50%) CentOS
5 1 (12.50%) Ubuntu
5 1 (12.50%) Windows Server 2012
Programming Languages
1 2 (25.00%) Python
2 1 (12.50%) Bash Shell
Qualifications
1 5 (62.50%) CCNA
1 5 (62.50%) CCNP
1 5 (62.50%) Cisco Certification
System Software
1 8 (100.00%) Active Directory
2 5 (62.50%) VMware ESXi
3 1 (12.50%) FreeRADIUS
3 1 (12.50%) Samba
3 1 (12.50%) Squid
3 1 (12.50%) VirtualBox
3 1 (12.50%) VMware Infrastructure
Systems Management
1 6 (75.00%) Cacti
1 6 (75.00%) Nagios
2 5 (62.50%) Graylog
Vendors
1 6 (75.00%) VMware
2 5 (62.50%) Microsoft
3 1 (12.50%) Cisco
3 1 (12.50%) NETGEAR
3 1 (12.50%) Palo Alto
3 1 (12.50%) QNAP