Period
to 20 January 2018

The following table provides summary statistics for permanent job vacancies advertised in England with a requirement for DWDM skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DWDM over the 6 months to 20 January 2018 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
UK > England
6 months to
20 Jan 2018
Same period 2017 Same period 2016
Rank 1019 1066 1096
Rank change year-on-year +47 +30 -23
Permanent jobs citing DWDM 119 89 156
As % of all permanent IT jobs advertised in England 0.073% 0.053% 0.080%
As % of the Communications & Networking category 0.48% 0.32% 0.48%
Number of salaries quoted 77 48 122
England median annual salary £50,000 £56,250 £50,000
Median salary % change year-on-year -11.11% +12.50% -9.09%
10th Percentile £34,950 £37,500 £32,750
90th Percentile £71,250 £75,000 £92,500
UK median annual salary £50,000 £56,250 £50,000
% change year-on-year -11.11% +12.50% -4.76%

DWDM 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 England with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
England
Permanent vacancies with a requirement for communications or computer networking skills 24,732 28,107 32,726
As % of all permanent IT jobs advertised in England 15.26% 16.82% 16.68%
Number of salaries quoted 20,219 22,998 27,383
England median annual salary £45,000 £45,000 £45,000
10th Percentile £26,000 £26,000 £25,000
90th Percentile £72,500 £72,500 £71,250
UK median annual salary £45,000 £45,000 £45,000

DWDM
Job Vacancy Trend in England

Job postings citing DWDM as a percentage of all IT jobs advertised in England.

Job vacancy trend for DWDM in England

DWDM
Salary Trend in England

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

Salary trend for DWDM in England

DWDM
Salary Histogram in England

The salary distribution of IT jobs citing DWDM in England over the 6 months to 20 January 2018.

Salary histogram for DWDM in England

DWDM
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DWDM within the England region over the 6 months to 20 January 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +8 41 £45,000 -21.74% 2
East of England +23 30 £67,500 +42.11% 3
South East +24 24 £52,500 -25.00% 4
North of England +14 17 £45,000 -40.00% 4
Yorkshire +28 14 £45,000 +66.67% 1
Midlands +27 4 £57,500 +33.72%
West Midlands +21 4 £57,500 +33.72%
North West -13 3 £29,250 -61.00% 3
South West - 2 £24,000 -
DWDM
UK

For the 6 months to 20 January 2018, IT jobs citing DWDM 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 England region with a requirement for DWDM.

1 70 (58.82%) VPN
1 70 (58.82%) Cisco
2 65 (54.62%) Firewall
3 64 (53.78%) WAN
4 63 (52.94%) MPLS
5 61 (51.26%) Data Centre
6 55 (46.22%) OSPF
7 53 (44.54%) CheckPoint
7 53 (44.54%) LAN
8 52 (43.70%) Cisco Certification
9 51 (42.86%) BGP
10 45 (37.82%) CCNP
11 44 (36.97%) EIGRP
12 43 (36.13%) Juniper
12 43 (36.13%) Finance
13 42 (35.29%) Palo Alto
14 40 (33.61%) Telecoms
15 35 (29.41%) Network Security
16 34 (28.57%) Cisco ASA
17 33 (27.73%) HTTP
18 32 (26.89%) CCIE
19 31 (26.05%) Wireless
20 30 (25.21%) Network Design
20 30 (25.21%) Arista
21 29 (24.37%) F5
21 29 (24.37%) VMware
22 28 (23.53%) DNS
23 26 (21.85%) NetScaler
23 26 (21.85%) Cisco IOS
24 24 (20.17%) SDH

DWDM
Co-occurring IT Skills in England 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 6 (5.04%) Smallworld
Applications
1 5 (4.20%) Microsoft Excel
2 4 (3.36%) Microsoft Office
3 2 (1.68%) MS Visio
4 1 (0.84%) Microsoft PowerPoint
4 1 (0.84%) Spreadsheet
Cloud Services
1 10 (8.40%) Cloud Computing
1 10 (8.40%) Microsoft Azure
1 10 (8.40%) Office 365
2 6 (5.04%) Akamai
3 3 (2.52%) Amazon AWS
Communications & Networking
1 70 (58.82%) VPN
2 65 (54.62%) Firewall
3 64 (53.78%) WAN
4 63 (52.94%) MPLS
5 55 (46.22%) OSPF
6 53 (44.54%) LAN
7 51 (42.86%) BGP
8 44 (36.97%) EIGRP
9 35 (29.41%) Network Security
10 34 (28.57%) Cisco ASA
11 33 (27.73%) HTTP
12 31 (26.05%) Wireless
13 28 (23.53%) DNS
14 26 (21.85%) Cisco IOS
14 26 (21.85%) NetScaler
15 24 (20.17%) SDH
16 23 (19.33%) GLBP
16 23 (19.33%) IGRP
17 21 (17.65%) TCP/IP
17 21 (17.65%) VoIP
Database & Business Intelligence
1 7 (5.88%) GIS
Development Applications
1 6 (5.04%) Git (software)
General
1 43 (36.13%) Finance
2 40 (33.61%) Telecoms
3 10 (8.40%) Advertising
4 4 (3.36%) Electronics
5 3 (2.52%) Banking
5 3 (2.52%) Manufacturing
5 3 (2.52%) Marketing
6 2 (1.68%) Financial Institution
Job Titles
1 39 (32.77%) Network Engineer
2 26 (21.85%) Senior Network Engineer
3 13 (10.92%) Architect
3 13 (10.92%) Network Specialist
4 10 (8.40%) Engineering Manager
4 10 (8.40%) Network Architect
4 10 (8.40%) Network Security Specialist
4 10 (8.40%) Security Specialist
5 9 (7.56%) Analyst
5 9 (7.56%) Network Analyst
5 9 (7.56%) Network Security Analyst
5 9 (7.56%) Security Analyst
5 9 (7.56%) SOC Analyst
5 9 (7.56%) SOC Specialist
6 8 (6.72%) Communications Manager
7 7 (5.88%) Operations Manager
7 7 (5.88%) Senior Architect
8 6 (5.04%) Infrastructure Manager
8 6 (5.04%) Planning Manager
8 6 (5.04%) Senior Network Architect
Libraries, Frameworks & Software Standards
1 23 (19.33%) HTML
1 23 (19.33%) XML
2 10 (8.40%) 802.1X
3 1 (0.84%) JSON
3 1 (0.84%) REST
Miscellaneous
1 61 (51.26%) Data Centre
2 23 (19.33%) Analytical Skills
3 15 (12.61%) Video Conferencing
4 10 (8.40%) Distributed Denial-of-Service
5 6 (5.04%) Computer Science
6 5 (4.20%) Public Cloud
7 3 (2.52%) Optoelectronics
8 2 (1.68%) Fintech
8 2 (1.68%) Linux Command Line
9 1 (0.84%) CCTV
9 1 (0.84%) Driving Licence
9 1 (0.84%) Video\Live Streaming
9 1 (0.84%) Virtual Team
Operating Systems
1 10 (8.40%) Windows
2 9 (7.56%) Linux
2 9 (7.56%) Unix
3 2 (1.68%) Windows Server
3 2 (1.68%) Windows Server 2012
Processes & Methodologies
1 30 (25.21%) Network Design
2 21 (17.65%) Statistics
3 20 (16.81%) ITIL
4 19 (15.97%) Network Management
5 17 (14.29%) E-Commerce
6 15 (12.61%) Network Virtualisation
7 11 (9.24%) B2B
7 11 (9.24%) Project Management
8 10 (8.40%) Penetration Testing
8 10 (8.40%) Security Operations
8 10 (8.40%) Social Engineering
8 10 (8.40%) Threat Intelligence
8 10 (8.40%) Vulnerability Scanning
9 9 (7.56%) Data Analysis
9 9 (7.56%) DDoS Mitigation
9 9 (7.56%) Issue Tracking
9 9 (7.56%) Risk Analysis
9 9 (7.56%) Security Patching
9 9 (7.56%) Vulnerability Management
10 8 (6.72%) ITIL V3
Programming Languages
1 8 (6.72%) C
2 6 (5.04%) Python
3 5 (4.20%) PowerShell
Qualifications
1 52 (43.70%) Cisco Certification
2 45 (37.82%) CCNP
3 32 (26.89%) CCIE
4 12 (10.08%) JNCIP
5 10 (8.40%) JNCIS
6 9 (7.56%) CCNA
6 9 (7.56%) JNCIA
6 9 (7.56%) Security Cleared
7 8 (6.72%) CCDP
7 8 (6.72%) HND
7 8 (6.72%) SC Cleared
8 6 (5.04%) CCDE
8 6 (5.04%) Degree
8 6 (5.04%) DV Cleared
9 1 (0.84%) CCSA
9 1 (0.84%) MBA
9 1 (0.84%) NVQ Level 3
Quality Assurance & Compliance
1 10 (8.40%) SLA
2 9 (7.56%) PCI DSS
3 6 (5.04%) ISO 9001
3 6 (5.04%) NEBOSH
3 6 (5.04%) QA
4 2 (1.68%) PMO
System Software
1 9 (7.56%) VMware NSX
2 7 (5.88%) Active Directory
2 7 (5.88%) VMware Infrastructure
3 2 (1.68%) Microsoft Virtual Server
3 2 (1.68%) Virtual Servers
3 2 (1.68%) vSphere
4 1 (0.84%) Firmware
4 1 (0.84%) KVM
4 1 (0.84%) VMware ESXi
Systems Management
1 10 (8.40%) Nessus
2 6 (5.04%) Opscode Chef
2 6 (5.04%) Puppet
3 5 (4.20%) vCenter Server
3 5 (4.20%) vRealize
4 2 (1.68%) SCCM
4 2 (1.68%) SCOM
5 1 (0.84%) OpenNebula
Vendors
1 70 (58.82%) Cisco
2 53 (44.54%) CheckPoint
3 43 (36.13%) Juniper
4 42 (35.29%) Palo Alto
5 30 (25.21%) Arista
6 29 (24.37%) F5
6 29 (24.37%) VMware
7 23 (19.33%) Citrix
8 17 (14.29%) Microsoft
9 16 (13.45%) Fortinet
10 11 (9.24%) Salesforce.com
11 10 (8.40%) Qualys
12 9 (7.56%) HP
13 6 (5.04%) Blue Coat
13 6 (5.04%) ESRI
13 6 (5.04%) Extreme Networks
13 6 (5.04%) Mapinfo
13 6 (5.04%) Riverbed
14 5 (4.20%) Aruba
14 5 (4.20%) Tufin