The following table provides summary statistics for permanent job vacancies advertised in Croydon with a requirement for VPN skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited VPN over the 3 months to 29 June 2017 with a comparison to the same period in the previous 2 years.

Virtual Private Network (VPN)
London > Croydon
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 30 41 35
Rank change year-on-year +11 -6  
Permanent jobs citing VPN 7 2 7
As % of all permanent IT jobs advertised in Croydon 3.83% 0.83% 3.68%
As % of the Communications & Networking category 16.28% 2.70% 19.44%
Number of salaries quoted 7 3 3
Croydon median annual salary £16,500 £50,000 £39,000
Median salary % change year-on-year -67.00% +28.20%  
10th Percentile £15,750 £47,000 £36,800
90th Percentile £46,500 £50,000 £39,600
London median annual salary £52,500 £50,000 £47,500
% change year-on-year +5.00% +5.26%  

VPN 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 advertised in Croydon with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Croydon
Permanent job vacancies with a requirement for communications and computer networking skills 43 74 36
As % of all permanent IT job vacancies advertised in Croydon 23.50% 30.58% 18.95%
Number of salaries quoted 132 267 82
Croydon median annual salary £37,000 £47,500 £35,000
Median salary % change year-on-year -22.10% +35.71%  
10th Percentile £15,750 £26,250 £24,250
90th Percentile £53,750 £57,500 £55,000
London median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00%  

VPN
Job Vacancy Trend in Croydon

Job postings citing VPN as a percentage of all IT jobs advertised in Croydon.

Job vacancy trend for VPN in Croydon

VPN
Salary Trend in Croydon

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

Salary trend for VPN in Croydon

VPN
Salary Histogram in Croydon

The salary distribution of IT jobs citing VPN in Croydon over the 3 months to 29 June 2017.

Salary histogram for VPN in Croydon

For the 6 months to 29 June 2017, IT jobs citing VPN 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 Croydon region with a requirement for VPN.

1 9 (90.00%) Cisco
1 9 (90.00%) Firewall
2 6 (60.00%) Linux
2 6 (60.00%) LAN
2 6 (60.00%) WAN
2 6 (60.00%) TCP/IP
2 6 (60.00%) CentOS
3 5 (50.00%) Network Security
3 5 (50.00%) Network Design
3 5 (50.00%) XenApp
3 5 (50.00%) Office 365
3 5 (50.00%) VoIP
3 5 (50.00%) Microsoft Office
3 5 (50.00%) Windows
3 5 (50.00%) Microsoft
3 5 (50.00%) CCNP
3 5 (50.00%) Citrix
3 5 (50.00%) Cisco Certification
3 5 (50.00%) Security Management
3 5 (50.00%) VMware
3 5 (50.00%) OSPF
3 5 (50.00%) BGP
3 5 (50.00%) Active Directory
3 5 (50.00%) Windows Server
4 4 (40.00%) EIGRP
4 4 (40.00%) Juniper
4 4 (40.00%) Analytical Skills
5 3 (30.00%) HAProxy
5 3 (30.00%) F5
5 3 (30.00%) Cisco Nexus

VPN
Co-occurring IT Skills in Croydon 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:

Applications
1 5 (50.00%) Microsoft Office
Cloud Services
1 5 (50.00%) Office 365
Communications & Networking
1 9 (90.00%) Firewall
2 6 (60.00%) LAN
2 6 (60.00%) TCP/IP
2 6 (60.00%) WAN
3 5 (50.00%) BGP
3 5 (50.00%) Network Security
3 5 (50.00%) OSPF
3 5 (50.00%) VoIP
4 4 (40.00%) EIGRP
5 3 (30.00%) Cisco ASA
5 3 (30.00%) Cisco Nexus
5 3 (30.00%) FabricPath
5 3 (30.00%) MPLS
5 3 (30.00%) NetScreen
5 3 (30.00%) VPLS
6 2 (20.00%) DNS
6 2 (20.00%) Junos
6 2 (20.00%) RSVP
7 1 (10.00%) VRRP
7 1 (10.00%) Wireless
Job Titles
1 5 (50.00%) Analyst
1 5 (50.00%) Network Engineer
1 5 (50.00%) Service Analyst
1 5 (50.00%) Service Desk Analyst
2 2 (20.00%) 3rd Line Engineer
2 2 (20.00%) 3rd Line Network Engineer
2 2 (20.00%) Juniper Engineer
3 1 (10.00%) Network Operations Engineer
3 1 (10.00%) Operations Engineer
Libraries, Frameworks & Software Standards
1 1 (10.00%) FreeSWITCH
Miscellaneous
1 4 (40.00%) Analytical Skills
2 1 (10.00%) Data Centre
Operating Systems
1 6 (60.00%) CentOS
1 6 (60.00%) Linux
2 5 (50.00%) Windows
2 5 (50.00%) Windows Server
3 1 (10.00%) CoreOS
Processes & Methodologies
1 5 (50.00%) Network Design
1 5 (50.00%) Security Management
Programming Languages
1 1 (10.00%) Bash Shell
Qualifications
1 5 (50.00%) CCNP
1 5 (50.00%) Cisco Certification
2 2 (20.00%) JNCIP
2 2 (20.00%) JNCIS
3 1 (10.00%) CCDP
3 1 (10.00%) CCNA
3 1 (10.00%) CCSA
3 1 (10.00%) CCSE
3 1 (10.00%) Degree
System Software
1 5 (50.00%) Active Directory
1 5 (50.00%) XenApp
2 1 (10.00%) BIND 9
2 1 (10.00%) Docker
2 1 (10.00%) iptables
2 1 (10.00%) Kamailio
2 1 (10.00%) OpenSIPS
2 1 (10.00%) Xen
Systems Management
1 3 (30.00%) HAProxy
2 1 (10.00%) FortiGate
Vendors
1 9 (90.00%) Cisco
2 5 (50.00%) Citrix
2 5 (50.00%) Microsoft
2 5 (50.00%) VMware
3 4 (40.00%) Juniper
4 3 (30.00%) CheckPoint
4 3 (30.00%) F5
4 3 (30.00%) Riverbed
4 3 (30.00%) SolarWinds
4 3 (30.00%) SonicWALL
4 3 (30.00%) WatchGuard
5 2 (20.00%) Fortinet
5 2 (20.00%) HP
6 1 (10.00%) Meraki