The following table provides summary statistics for permanent job vacancies advertised in Surrey with a requirement for ISDN skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ISDN 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
Integrated Service Digital Network (ISDN)
South East / Surrey
Rank - 200 209
Permanent jobs citing ISDN 0 7 8
As % of all permanent IT jobs advertised in Surrey - 0.17% 0.18%
As % of the Communications & Networking category - 0.74% 0.85%
Number of salaries quoted 0 7 8
Median salary - £46,000 £42,500
Median salary % change year-on-year - +8.23%  
UK excluding London median salary £45,000 £37,000 £42,500
% change year-on-year +21.62% -12.94%  

ISDN 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 Surrey with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Surrey
Permanent job vacancies with a requirement for communications and computer networking skills 573 948 940
As % of all permanent IT job vacancies advertised in Surrey 20.54% 22.83% 21.06%
Number of salaries quoted 472 779 816
Median salary £40,000 £42,500 £41,000
Median salary % change year-on-year -5.88% +3.65%  
90% offered a salary of more than £25,700 £28,000 £23,500
10% offered a salary of more than £62,500 £60,000 £60,000
UK excluding London median salary £40,000 £42,500 £41,000
% change year-on-year -5.88% +3.65%  

ISDN
Job Vacancy Trend in Surrey

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

Job vacancy trend for ISDN in Surrey

ISDN
Salary Trend in Surrey

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

Salary trend for ISDN in Surrey

ISDN
Top 28 Related IT Skills in Surrey

For the 6 months to 25 March 2017, IT jobs citing ISDN 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 Surrey region with a requirement for ISDN.

1 6 (100.00%) ITIL
1 6 (100.00%) LAN
1 6 (100.00%) VoIP
1 6 (100.00%) WLAN
1 6 (100.00%) WAN
1 6 (100.00%) DHCP
1 6 (100.00%) Ethernet
1 6 (100.00%) DNS
1 6 (100.00%) Cisco
1 6 (100.00%) Cisco Prime
1 6 (100.00%) Cisco Certification
1 6 (100.00%) Juniper
1 6 (100.00%) SAN
1 6 (100.00%) MPLS
1 6 (100.00%) DDNS
1 6 (100.00%) DSL
1 6 (100.00%) TACACS
1 6 (100.00%) Firewall
1 6 (100.00%) Military
1 6 (100.00%) SolarWinds
1 6 (100.00%) SolarWinds Orion
1 6 (100.00%) Junos
1 6 (100.00%) F5
1 6 (100.00%) Cisco Nexus
1 6 (100.00%) Data Centre
2 3 (50.00%) Adaptive Security
2 3 (50.00%) Palo Alto
2 3 (50.00%) Barracuda Networks

ISDN
Top Related IT Skills in Surrey 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:

Communications & Networking
1 6 (100.00%) Cisco Nexus
1 6 (100.00%) DDNS
1 6 (100.00%) DHCP
1 6 (100.00%) DNS
1 6 (100.00%) DSL
1 6 (100.00%) Ethernet
1 6 (100.00%) Firewall
1 6 (100.00%) Junos
1 6 (100.00%) LAN
1 6 (100.00%) MPLS
1 6 (100.00%) SAN
1 6 (100.00%) TACACS
1 6 (100.00%) VoIP
1 6 (100.00%) WAN
1 6 (100.00%) WLAN
General
1 6 (100.00%) Military
Job Titles
1 6 (100.00%) Cisco Engineer
1 6 (100.00%) Cisco Network Engineer
1 6 (100.00%) Cisco VoIP Engineer
1 6 (100.00%) LAN Engineer
1 6 (100.00%) LAN/WAN Engineer
1 6 (100.00%) Network Engineer
1 6 (100.00%) Senior Cisco Engineer
1 6 (100.00%) Senior Cisco Network Engineer
1 6 (100.00%) Senior Cisco VoIP Engineer
1 6 (100.00%) Senior LAN/WAN Engineer
1 6 (100.00%) Senior Network Engineer
1 6 (100.00%) Senior VoIP Engineer
1 6 (100.00%) VoIP Engineer
1 6 (100.00%) WAN Engineer
1 6 (100.00%) WLAN Engineer
Miscellaneous
1 6 (100.00%) Data Centre
Processes & Methodologies
1 6 (100.00%) ITIL
2 3 (50.00%) Adaptive Security
Qualifications
1 6 (100.00%) Cisco Certification
Systems Management
1 6 (100.00%) Cisco Prime
1 6 (100.00%) SolarWinds Orion
Vendors
1 6 (100.00%) Cisco
1 6 (100.00%) F5
1 6 (100.00%) Juniper
1 6 (100.00%) SolarWinds
2 3 (50.00%) Barracuda Networks
2 3 (50.00%) Palo Alto