Period
to 16 January 2018

The following table provides summary statistics for permanent job vacancies 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 16 January 2018 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
UK
6 months to
16 Jan 2018
Same period 2017 Same period 2016
Rank 1058 1110 1117
Rank change year-on-year +52 +7 -23
Permanent jobs citing DWDM 116 86 160
As % of all permanent IT jobs advertised in the UK 0.067% 0.049% 0.077%
As % of the Communications & Networking category 0.44% 0.29% 0.47%
Number of salaries quoted 75 45 125
UK median annual salary £50,000 £55,000 £50,000
Median salary % change year-on-year -9.09% +10.00% -4.76%
10th Percentile £35,850 £37,500 £32,750
90th Percentile £71,250 £75,000 £92,500
UK excluding London median annual salary £50,500 £50,000 £50,000
% change year-on-year +1.00% - -

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 with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Permanent vacancies with a requirement for communications or computer networking skills 26,652 29,733 34,361
As % of all permanent IT jobs advertised in the UK 15.37% 16.85% 16.60%
Number of salaries quoted 21,589 24,163 28,531
UK median annual salary £45,000 £45,000 £45,000
10th Percentile £25,750 £26,000 £25,000
90th Percentile £72,500 £72,500 £71,250
UK excluding London median annual salary £40,000 £40,000 £40,000

DWDM
Job Vacancy Trend

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

Job vacancy trend for DWDM in the UK

DWDM
Salary Trend

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

Salary trend for DWDM in the UK

DWDM
Salary Histogram

The salary distribution of IT jobs citing DWDM over the 6 months to 16 January 2018.

Salary histogram for DWDM in the UK

DWDM
Top 11 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DWDM within the UK over the 6 months to 16 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
England +38 115 £50,000 -9.09% 8
UK excluding London +43 72 £50,500 +1.00% 7
London +20 42 £46,000 -20.00% 1
East of England +8 28 £67,500 +42.11% 1
South East +13 23 £52,500 -25.00% 3
North of England +17 16 £45,000 -40.00% 2
Yorkshire +45 14 £45,000 +66.67% 1
Midlands +19 4 £57,500 +33.72%
West Midlands +6 4 £57,500 +33.72%
North West -9 2 £29,250 -61.00% 1
South West - 1 £24,000 - 1

For the 6 months to 16 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 with a requirement for DWDM.

1 68 (58.62%) VPN
1 68 (58.62%) Cisco
2 63 (54.31%) Firewall
3 62 (53.45%) WAN
4 61 (52.59%) MPLS
5 59 (50.86%) Data Centre
6 53 (45.69%) OSPF
7 52 (44.83%) Cisco Certification
8 51 (43.97%) CheckPoint
8 51 (43.97%) LAN
9 49 (42.24%) BGP
10 45 (38.79%) CCNP
11 42 (36.21%) Juniper
11 42 (36.21%) EIGRP
11 42 (36.21%) Finance
12 40 (34.48%) Telecoms
12 40 (34.48%) Palo Alto
13 35 (30.17%) Network Security
14 32 (27.59%) Cisco ASA
14 32 (27.59%) CCIE
15 31 (26.72%) HTTP
15 31 (26.72%) Wireless
15 31 (26.72%) Network Design
16 28 (24.14%) Arista
17 27 (23.28%) F5
17 27 (23.28%) DNS
18 26 (22.41%) VMware
19 25 (21.55%) SDH
20 24 (20.69%) Cisco IOS
21 23 (19.83%) NetScaler

DWDM
Co-occurring IT Skills 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 (5.17%) Smallworld
2 1 (0.86%) MTS
Applications
1 4 (3.45%) Microsoft Excel
2 3 (2.59%) Microsoft Office
3 2 (1.72%) MS Visio
4 1 (0.86%) Microsoft PowerPoint
4 1 (0.86%) Spreadsheet
Cloud Services
1 10 (8.62%) Cloud Computing
1 10 (8.62%) Microsoft Azure
1 10 (8.62%) Office 365
2 6 (5.17%) Akamai
3 3 (2.59%) Amazon AWS
Communications & Networking
1 68 (58.62%) VPN
2 63 (54.31%) Firewall
3 62 (53.45%) WAN
4 61 (52.59%) MPLS
5 53 (45.69%) OSPF
6 51 (43.97%) LAN
7 49 (42.24%) BGP
8 42 (36.21%) EIGRP
9 35 (30.17%) Network Security
10 32 (27.59%) Cisco ASA
11 31 (26.72%) HTTP
11 31 (26.72%) Wireless
12 27 (23.28%) DNS
13 25 (21.55%) SDH
14 24 (20.69%) Cisco IOS
15 23 (19.83%) NetScaler
16 21 (18.10%) GLBP
16 21 (18.10%) IGRP
16 21 (18.10%) TCP/IP
16 21 (18.10%) VoIP
Database & Business Intelligence
1 7 (6.03%) GIS
Development Applications
1 6 (5.17%) Git (software)
General
1 42 (36.21%) Finance
2 40 (34.48%) Telecoms
3 10 (8.62%) Advertising
4 4 (3.45%) Electronics
5 3 (2.59%) Banking
5 3 (2.59%) Manufacturing
5 3 (2.59%) Marketing
6 2 (1.72%) Financial Institution
7 1 (0.86%) German Language
Job Titles
1 37 (31.90%) Network Engineer
2 24 (20.69%) Senior Network Engineer
3 13 (11.21%) Network Specialist
4 12 (10.34%) Architect
5 10 (8.62%) Engineering Manager
5 10 (8.62%) Network Architect
5 10 (8.62%) Network Security Specialist
5 10 (8.62%) Security Specialist
6 9 (7.76%) Analyst
6 9 (7.76%) Network Analyst
6 9 (7.76%) Network Security Analyst
6 9 (7.76%) Security Analyst
6 9 (7.76%) SOC Analyst
6 9 (7.76%) SOC Specialist
7 8 (6.90%) Communications Manager
8 7 (6.03%) Operations Manager
8 7 (6.03%) Senior Architect
9 6 (5.17%) Infrastructure Manager
9 6 (5.17%) Planning Manager
9 6 (5.17%) Senior Network Architect
Libraries, Frameworks & Software Standards
1 21 (18.10%) HTML
1 21 (18.10%) XML
2 10 (8.62%) 802.1X
3 1 (0.86%) JSON
3 1 (0.86%) REST
Miscellaneous
1 59 (50.86%) Data Centre
2 21 (18.10%) Analytical Skills
3 15 (12.93%) Video Conferencing
4 10 (8.62%) Distributed Denial-of-Service
5 6 (5.17%) Computer Science
6 5 (4.31%) Public Cloud
7 3 (2.59%) Optoelectronics
8 2 (1.72%) Fintech
8 2 (1.72%) Linux Command Line
9 1 (0.86%) CCTV
9 1 (0.86%) Video\Live Streaming
9 1 (0.86%) Virtual Team
Operating Systems
1 9 (7.76%) Linux
1 9 (7.76%) Unix
1 9 (7.76%) Windows
2 1 (0.86%) Windows Server
2 1 (0.86%) Windows Server 2012
Processes & Methodologies
1 31 (26.72%) Network Design
2 21 (18.10%) Statistics
3 19 (16.38%) ITIL
3 19 (16.38%) Network Management
4 15 (12.93%) E-Commerce
4 15 (12.93%) Network Virtualisation
5 11 (9.48%) B2B
6 10 (8.62%) Penetration Testing
6 10 (8.62%) Project Management
6 10 (8.62%) Security Operations
6 10 (8.62%) Social Engineering
6 10 (8.62%) Threat Intelligence
6 10 (8.62%) Vulnerability Scanning
7 9 (7.76%) Data Analysis
7 9 (7.76%) DDoS Mitigation
7 9 (7.76%) Issue Tracking
7 9 (7.76%) Risk Analysis
7 9 (7.76%) Security Patching
7 9 (7.76%) Vulnerability Management
8 8 (6.90%) Load Balancing
Programming Languages
1 8 (6.90%) C
2 6 (5.17%) Python
3 5 (4.31%) PowerShell
Qualifications
1 52 (44.83%) Cisco Certification
2 45 (38.79%) CCNP
3 32 (27.59%) CCIE
4 12 (10.34%) JNCIP
5 10 (8.62%) JNCIS
6 9 (7.76%) CCNA
6 9 (7.76%) HND
6 9 (7.76%) JNCIA
7 8 (6.90%) CCDP
7 8 (6.90%) Security Cleared
8 7 (6.03%) SC Cleared
9 6 (5.17%) CCDE
9 6 (5.17%) Degree
9 6 (5.17%) DV Cleared
10 1 (0.86%) CCSA
10 1 (0.86%) MBA
10 1 (0.86%) NVQ Level 3
Quality Assurance & Compliance
1 9 (7.76%) PCI DSS
1 9 (7.76%) SLA
2 6 (5.17%) ISO 9001
2 6 (5.17%) NEBOSH
2 6 (5.17%) QA
3 2 (1.72%) PMO
System Software
1 9 (7.76%) VMware NSX
2 6 (5.17%) Active Directory
2 6 (5.17%) VMware Infrastructure
3 1 (0.86%) Firmware
3 1 (0.86%) KVM
3 1 (0.86%) Microsoft Virtual Server
3 1 (0.86%) Virtual Servers
3 1 (0.86%) VMware ESXi
3 1 (0.86%) vSphere
Systems Management
1 10 (8.62%) Nessus
2 6 (5.17%) Opscode Chef
2 6 (5.17%) Puppet
3 5 (4.31%) vCenter Server
3 5 (4.31%) vRealize
4 1 (0.86%) OpenNebula
4 1 (0.86%) SCCM
4 1 (0.86%) SCOM
Vendors
1 68 (58.62%) Cisco
2 51 (43.97%) CheckPoint
3 42 (36.21%) Juniper
4 40 (34.48%) Palo Alto
5 28 (24.14%) Arista
6 27 (23.28%) F5
7 26 (22.41%) VMware
8 21 (18.10%) Citrix
9 15 (12.93%) Fortinet
9 15 (12.93%) Microsoft
10 11 (9.48%) Salesforce.com
11 10 (8.62%) Qualys
12 9 (7.76%) HP
13 6 (5.17%) Alcatel-Lucent
13 6 (5.17%) Blue Coat
13 6 (5.17%) Ciena
13 6 (5.17%) ESRI
13 6 (5.17%) Huawei
13 6 (5.17%) Mapinfo
13 6 (5.17%) Riverbed