Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Gatwick with a requirement for ISDN skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ISDN over the 6 months to 23 November 2017 with a comparison to the same period in the previous 2 years.

Integrated Service Digital Network (ISDN)
West Sussex > Gatwick
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 36 48 -
Rank change year-on-year +12 - +35
Permanent jobs citing ISDN 2 7 0
As % of all permanent IT jobs advertised in Gatwick 1.24% 2.08% -
As % of the Communications & Networking category 9.52% 10.14% -
Number of salaries quoted 2 7 0
Gatwick median annual salary £72,500 £55,000 -
Median salary % change year-on-year +31.82% - -
West Sussex median annual salary £72,500 £55,000 -
% change year-on-year +31.82% - -

ISDN is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Gatwick with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Gatwick
Permanent vacancies with a requirement for communications or computer networking skills 21 69 37
As % of all permanent IT jobs advertised in Gatwick 13.04% 20.54% 13.50%
Number of salaries quoted 19 59 31
Gatwick median annual salary £57,000 £52,500 £45,000
Median salary % change year-on-year +8.57% +16.67% +20.00%
10th Percentile £42,250 £37,250 £22,500
90th Percentile £73,750 £63,750 £65,000
West Sussex median annual salary £39,000 £45,000 £42,500
% change year-on-year -13.33% +5.88% +6.25%

ISDN
Job Vacancy Trend in Gatwick

Job postings citing ISDN as a percentage of all IT jobs advertised in Gatwick.

Job vacancy trend for ISDN in Gatwick

ISDN
Salary Trend in Gatwick

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

Salary trend for ISDN in Gatwick

For the 6 months to 23 November 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 Gatwick region with a requirement for ISDN.

1 2 (100.00%) ITIL
1 2 (100.00%) Unix
1 2 (100.00%) Linux
1 2 (100.00%) LAN
1 2 (100.00%) WAN
1 2 (100.00%) DHCP
1 2 (100.00%) Ethernet
1 2 (100.00%) DNS
1 2 (100.00%) SSL
1 2 (100.00%) SLA
1 2 (100.00%) Cisco
1 2 (100.00%) IPv6
1 2 (100.00%) CCIE
1 2 (100.00%) Cisco Prime
1 2 (100.00%) Cisco Certification
1 2 (100.00%) Juniper
1 2 (100.00%) SAN
1 2 (100.00%) 3G
1 2 (100.00%) MPLS
1 2 (100.00%) OSPF
1 2 (100.00%) BGP
1 2 (100.00%) DDNS
1 2 (100.00%) DSL
1 2 (100.00%) TACACS
1 2 (100.00%) Forcepoint
1 2 (100.00%) Firewall
1 2 (100.00%) Management Information System
1 2 (100.00%) Wi-Fi
1 2 (100.00%) Wireless
1 2 (100.00%) IPsec

ISDN
Co-occurring IT Skills in Gatwick 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 2 (100.00%) 3G
1 2 (100.00%) BGP
1 2 (100.00%) Cisco ASA
1 2 (100.00%) DDNS
1 2 (100.00%) DHCP
1 2 (100.00%) DNS
1 2 (100.00%) DSL
1 2 (100.00%) Ethernet
1 2 (100.00%) Firewall
1 2 (100.00%) IPsec
1 2 (100.00%) IPv6
1 2 (100.00%) LAN
1 2 (100.00%) MPLS
1 2 (100.00%) OSPF
1 2 (100.00%) SAN
1 2 (100.00%) SSL
1 2 (100.00%) TACACS
1 2 (100.00%) WAN
1 2 (100.00%) Wi-Fi
1 2 (100.00%) Wireless
Job Titles
1 2 (100.00%) Juniper Engineer
1 2 (100.00%) Network Engineer
1 2 (100.00%) Senior Network Engineer
Miscellaneous
1 2 (100.00%) Computer Science
1 2 (100.00%) Data Centre
1 2 (100.00%) Management Information System
1 2 (100.00%) PKI
Operating Systems
1 2 (100.00%) Linux
1 2 (100.00%) Unix
Processes & Methodologies
1 2 (100.00%) Adaptive Security
1 2 (100.00%) Change Control
1 2 (100.00%) Information Management
1 2 (100.00%) ITIL
1 2 (100.00%) Kalman Filter
1 2 (100.00%) Load Balancing
1 2 (100.00%) Mathematics
1 2 (100.00%) Network Design
1 2 (100.00%) Operations Management
1 2 (100.00%) WAN Optimisation
1 2 (100.00%) Web Filtering
Qualifications
1 2 (100.00%) CCIE
1 2 (100.00%) Cisco Certification
1 2 (100.00%) Degree
Quality Assurance & Compliance
1 2 (100.00%) SLA
Systems Management
1 2 (100.00%) Cisco Prime
1 2 (100.00%) SolarWinds Orion
Vendors
1 2 (100.00%) Barracuda Networks
1 2 (100.00%) Cisco
1 2 (100.00%) F5
1 2 (100.00%) Forcepoint
1 2 (100.00%) Juniper
1 2 (100.00%) Palo Alto
1 2 (100.00%) SolarWinds