Period
to 17 July 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 17 July 2018 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
UK
6 months to
17 Jul 2018
Same period 2017 Same period 2016
Rank 1088 1064 1153
Rank change year-on-year -24 +89 -18
Permanent jobs citing DWDM 94 120 142
As % of all permanent IT jobs advertised in the UK 0.053% 0.068% 0.070%
As % of the Communications & Networking category 0.35% 0.43% 0.41%
Number of salaries quoted 60 98 112
UK median annual salary £58,000 £57,500 £53,000
Median salary % change year-on-year +0.87% +8.49% +8.72%
10th Percentile £41,875 £41,250 £33,000
90th Percentile £71,375 £77,500 £92,500
UK excluding London median annual salary £56,000 £45,000 £51,500
% change year-on-year +24.44% -12.62% +8.42%

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 26,556 28,210 34,446
As % of all permanent IT jobs advertised in the UK 15.10% 15.88% 16.94%
Number of salaries quoted 21,017 22,941 28,605
UK median annual salary £46,500 £45,000 £45,000
Median salary % change year-on-year +3.33% - -
10th Percentile £25,750 £25,750 £25,500
90th Percentile £75,000 £72,500 £71,250
UK excluding London median annual salary £42,500 £40,000 £40,000
% change year-on-year +6.25% - -

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 17 July 2018.

Salary histogram for DWDM in the UK

DWDM
Top 12 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 17 July 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 -5 94 £58,000 +0.87% 7
UK excluding London +10 70 £56,000 +24.44% 4
South East +15 22 £65,000 +23.81%
East of England +11 22 £67,500 +17.39% 1
London -19 22 £55,000 -10.20% 4
North of England +5 19 £50,000 +17.65%
Yorkshire +15 17 £48,750 +14.71%
Midlands +21 5 £49,000 +8.89% 1
West Midlands +21 4 - - 1
North West +13 2 £65,000 -13.33%
South West - 2 £28,250 - 1
East Midlands - 1 £49,000 -

For the 6 months to 17 July 2018, IT jobs citing DWDM also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for DWDM.

1 63 (67.02%) Cisco
2 53 (56.38%) WAN
3 51 (54.26%) VPN
4 50 (53.19%) MPLS
5 48 (51.06%) Firewall
5 48 (51.06%) Juniper
6 46 (48.94%) BGP
7 43 (45.74%) DNS
8 42 (44.68%) OSPF
9 36 (38.30%) VMware
10 35 (37.23%) Network Management
11 34 (36.17%) Data Centre
12 32 (34.04%) LAN
12 32 (34.04%) CheckPoint
13 31 (32.98%) Cisco Certification
13 31 (32.98%) HTTP
14 30 (31.91%) DHCP
14 30 (31.91%) NetScaler
15 27 (28.72%) Network Security
15 27 (28.72%) Cisco ASA
15 27 (28.72%) Microsoft
15 27 (28.72%) Wireless
16 25 (26.60%) EIGRP
16 25 (26.60%) F5
17 24 (25.53%) IPsec
17 24 (25.53%) Arista
18 23 (24.47%) TCP/IP
18 23 (24.47%) VoIP
19 22 (23.40%) Telecoms
19 22 (23.40%) Analytical Skills

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 3 (3.19%) MS Exchange
2 2 (2.13%) Skype for Business
Applications
1 6 (6.38%) Microsoft Office
2 3 (3.19%) MS Visio
2 3 (3.19%) Spreadsheet
3 1 (1.06%) Microsoft Excel
Cloud Services
1 13 (13.83%) Cloud Computing
1 13 (13.83%) Microsoft Azure
1 13 (13.83%) Office 365
2 8 (8.51%) Akamai
Communications & Networking
1 53 (56.38%) WAN
2 51 (54.26%) VPN
3 50 (53.19%) MPLS
4 48 (51.06%) Firewall
5 46 (48.94%) BGP
6 43 (45.74%) DNS
7 42 (44.68%) OSPF
8 32 (34.04%) LAN
9 31 (32.98%) HTTP
10 30 (31.91%) DHCP
10 30 (31.91%) NetScaler
11 27 (28.72%) Cisco ASA
11 27 (28.72%) Network Security
11 27 (28.72%) Wireless
12 25 (26.60%) EIGRP
13 24 (25.53%) IPsec
14 23 (24.47%) TCP/IP
14 23 (24.47%) VoIP
15 22 (23.40%) VLAN
16 20 (21.28%) IGRP
Database & Business Intelligence
1 2 (2.13%) Blockchain
Development Applications
1 9 (9.57%) Git (software)
General
1 22 (23.40%) Telecoms
2 20 (21.28%) Finance
3 5 (5.32%) Banking
4 1 (1.06%) Investment Banking
4 1 (1.06%) Retail
Job Titles
1 35 (37.23%) Network Engineer
2 22 (23.40%) Architect
3 14 (14.89%) Senior Network Engineer
4 10 (10.64%) Infrastructure Architect
4 10 (10.64%) Network Security Engineer
4 10 (10.64%) Security Engineer
5 9 (9.57%) Network Architect
6 8 (8.51%) Security Specialist
7 7 (7.45%) Network Security Specialist
7 7 (7.45%) Network Specialist
7 7 (7.45%) Network Systems Engineer
7 7 (7.45%) Systems Engineer
8 6 (6.38%) Analyst
9 5 (5.32%) Solutions Architect
10 4 (4.26%) Cisco Engineer
10 4 (4.26%) Cisco Network Engineer
10 4 (4.26%) Network Analyst
10 4 (4.26%) Network Security Analyst
10 4 (4.26%) Senior Data Warehouse Specialist
10 4 (4.26%) Senior Security Specialist
Libraries, Frameworks & Software Standards
1 18 (19.15%) HTML
1 18 (19.15%) XML
2 13 (13.83%) 802.1X
3 1 (1.06%) RFC 2544
Miscellaneous
1 34 (36.17%) Data Centre
2 22 (23.40%) Analytical Skills
3 13 (13.83%) Distributed Denial-of-Service
4 10 (10.64%) Self-Motivation
5 5 (5.32%) Public Cloud
6 3 (3.19%) CCTV
7 2 (2.13%) Computer Science
7 2 (2.13%) IVR
8 1 (1.06%) Driving Licence
8 1 (1.06%) Management Information System
8 1 (1.06%) Optoelectronics
Operating Systems
1 12 (12.77%) Windows
2 11 (11.70%) Linux
2 11 (11.70%) Unix
3 10 (10.64%) Windows Server
3 10 (10.64%) Windows Server 2012
4 2 (2.13%) Red Hat Enterprise Linux
4 2 (2.13%) Solaris
4 2 (2.13%) Windows 2000 Server
4 2 (2.13%) Windows Server 2003
Processes & Methodologies
1 35 (37.23%) Network Management
2 20 (21.28%) Network Design
3 18 (19.15%) ITIL
4 13 (13.83%) Data Analysis
4 13 (13.83%) Penetration Testing
4 13 (13.83%) Threat Intelligence
4 13 (13.83%) Vulnerability Scanning
5 12 (12.77%) E-Commerce
5 12 (12.77%) ITIL V3
5 12 (12.77%) Security Operations
6 11 (11.70%) Mentoring
6 11 (11.70%) WAN Optimisation
7 10 (10.64%) Load Balancing
8 9 (9.57%) DDoS Mitigation
8 9 (9.57%) DevOps
8 9 (9.57%) Issue Tracking
8 9 (9.57%) Security Patching
8 9 (9.57%) The Twelve-Factor App
8 9 (9.57%) Vulnerability Management
9 8 (8.51%) Two-Factor Authentication
Programming Languages
1 10 (10.64%) PowerShell
2 9 (9.57%) Python
3 2 (2.13%) Perl
Qualifications
1 31 (32.98%) Cisco Certification
2 21 (22.34%) CCNP
3 14 (14.89%) Security Cleared
4 12 (12.77%) CCNA
5 11 (11.70%) SC Cleared
6 10 (10.64%) CCDP
7 8 (8.51%) Degree
8 7 (7.45%) CCIE
9 6 (6.38%) DV Cleared
10 5 (5.32%) CCDE
10 5 (5.32%) JNCIS
11 4 (4.26%) CCIE Service Provider
11 4 (4.26%) JNCIE
12 2 (2.13%) CCVP
12 2 (2.13%) Computer Science Degree
12 2 (2.13%) HNC
12 2 (2.13%) HND
12 2 (2.13%) JNCIP
13 1 (1.06%) CCDA
13 1 (1.06%) Microsoft Certification
Quality Assurance & Compliance
1 9 (9.57%) PCI DSS
2 7 (7.45%) SLA
3 1 (1.06%) GDPR
3 1 (1.06%) ISO 9001
System Software
1 20 (21.28%) Active Directory
2 16 (17.02%) VMware Infrastructure
2 16 (17.02%) VMware NSX
3 10 (10.64%) Microsoft Virtual Server
3 10 (10.64%) Virtual Servers
3 10 (10.64%) vSphere
4 1 (1.06%) Hyper-V
4 1 (1.06%) Terminal Server
Systems Management
1 13 (13.83%) Nessus
2 10 (10.64%) SCCM
2 10 (10.64%) SCOM
3 9 (9.57%) Opscode Chef
3 9 (9.57%) Puppet
3 9 (9.57%) vCenter Server
3 9 (9.57%) vRealize
4 2 (2.13%) CA Spectrum
4 2 (2.13%) HP NNM
Vendors
1 63 (67.02%) Cisco
2 48 (51.06%) Juniper
3 36 (38.30%) VMware
4 32 (34.04%) CheckPoint
5 27 (28.72%) Microsoft
6 25 (26.60%) F5
7 24 (25.53%) Arista
8 21 (22.34%) Palo Alto
9 20 (21.28%) Citrix
10 16 (17.02%) Fortinet
11 13 (13.83%) Qualys
11 13 (13.83%) Salesforce.com
12 10 (10.64%) Riverbed
13 9 (9.57%) Aruba
13 9 (9.57%) Meraki
14 8 (8.51%) Blue Coat
14 8 (8.51%) Tufin
14 8 (8.51%) Zscaler
15 6 (6.38%) CommVault
15 6 (6.38%) LogRhythm