Period
to 22 November 2017

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 22 November 2017 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
UK
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 1069 1154 1156
Rank change year-on-year +85 +2 -28
Permanent jobs citing DWDM 113 71 153
As % of all permanent IT jobs advertised in the UK 0.063% 0.037% 0.071%
As % of the Communications & Networking category 0.40% 0.22% 0.43%
Number of salaries quoted 70 42 118
UK median annual salary £52,500 £46,250 £50,000
Median salary % change year-on-year +13.51% -7.50% -9.09%
10th Percentile £41,025 £30,300 £32,675
90th Percentile £71,250 £76,750 £81,250
UK excluding London median annual salary £52,500 £45,000 £50,000
% change year-on-year +16.67% -10.00% -

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 28243 32293 35856
As % of all permanent IT jobs advertised in the UK 15.64% 16.98% 16.62%
Number of salaries quoted 22864 26428 29649
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 22 November 2017.

Salary histogram for DWDM in the UK

DWDM
Top 10 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 22 November 2017. 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 +60 112 £52,500 +13.51% 8
UK excluding London +64 60 £52,500 +16.67% 4
London +18 52 £52,500 - 4
East of England +29 27 £67,500 +45.95% 2
South East +39 19 £52,500 -16.00% 2
North of England +4 11 £42,500 +57.41%
Yorkshire +29 10 £42,500 +57.41%
Midlands +33 3 £58,000 +34.88%
West Midlands +6 3 £58,000 +34.88%
North West - 1 £28,500 -

For the 6 months to 22 November 2017, 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 73 (64.60%) Data Centre
2 68 (60.18%) Cisco
3 63 (55.75%) VPN
4 62 (54.87%) MPLS
5 57 (50.44%) Firewall
6 54 (47.79%) WAN
7 53 (46.90%) LAN
8 52 (46.02%) Cisco Certification
9 48 (42.48%) CCNP
9 48 (42.48%) OSPF
10 46 (40.71%) Palo Alto
11 45 (39.82%) BGP
12 44 (38.94%) CheckPoint
13 43 (38.05%) Finance
14 41 (36.28%) Telecoms
15 35 (30.97%) EIGRP
16 30 (26.55%) CCIE
16 30 (26.55%) Juniper
16 30 (26.55%) Cisco IOS
17 29 (25.66%) Cisco ASA
18 28 (24.78%) Wireless
19 26 (23.01%) Network Security
19 26 (23.01%) Statistics
20 24 (21.24%) Arista
20 24 (21.24%) F5
21 23 (20.35%) VMware
21 23 (20.35%) SDH
21 23 (20.35%) Ethernet
22 20 (17.70%) Unified Communications
22 20 (17.70%) Video Conferencing

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 (5.31%) Smallworld
2 1 (0.88%) MTS
Applications
1 3 (2.65%) Microsoft Office
2 2 (1.77%) Microsoft Excel
2 2 (1.77%) MS Visio
3 1 (0.88%) Microsoft PowerPoint
Cloud Services
1 3 (2.65%) Akamai
1 3 (2.65%) Amazon AWS
2 1 (0.88%) Microsoft Azure
2 1 (0.88%) Virtual Private Cloud
Communications & Networking
1 63 (55.75%) VPN
2 62 (54.87%) MPLS
3 57 (50.44%) Firewall
4 54 (47.79%) WAN
5 53 (46.90%) LAN
6 48 (42.48%) OSPF
7 45 (39.82%) BGP
8 35 (30.97%) EIGRP
9 30 (26.55%) Cisco IOS
10 29 (25.66%) Cisco ASA
11 28 (24.78%) Wireless
12 26 (23.01%) Network Security
13 23 (20.35%) Ethernet
13 23 (20.35%) SDH
14 20 (17.70%) Unified Communications
15 19 (16.81%) NetScaler
16 18 (15.93%) GLBP
16 18 (15.93%) HTTP
16 18 (15.93%) IGRP
17 14 (12.39%) DNS
Database & Business Intelligence
1 7 (6.19%) GIS
Development Applications
1 5 (4.42%) Git (software)
2 1 (0.88%) VSS/SourceSafe
General
1 43 (38.05%) Finance
2 41 (36.28%) Telecoms
3 8 (7.08%) Advertising
4 2 (1.77%) Electronics
4 2 (1.77%) Financial Institution
4 2 (1.77%) French Language
4 2 (1.77%) Manufacturing
4 2 (1.77%) Marketing
5 1 (0.88%) Banking
5 1 (0.88%) German Language
Job Titles
1 31 (27.43%) Network Engineer
2 19 (16.81%) Senior Network Engineer
3 16 (14.16%) Engineering Manager
4 14 (12.39%) Communications Manager
5 11 (9.73%) Architect
6 10 (8.85%) Network Architect
7 6 (5.31%) Data Centre Engineer
7 6 (5.31%) Infrastructure Manager
7 6 (5.31%) Network Specialist
7 6 (5.31%) Operations Manager
7 6 (5.31%) Planning Manager
8 5 (4.42%) Unix Engineer
9 4 (3.54%) Technical Manager
9 4 (3.54%) Technical Operations Manager
10 3 (2.65%) IP Engineer
10 3 (2.65%) Network Security Manager
10 3 (2.65%) Security Manager
10 3 (2.65%) Senior Architect
10 3 (2.65%) Senior Network Architect
10 3 (2.65%) Technical Design Architect
Libraries, Frameworks & Software Standards
1 18 (15.93%) HTML
1 18 (15.93%) XML
2 8 (7.08%) 802.1X
3 2 (1.77%) JSON
3 2 (1.77%) REST
Miscellaneous
1 73 (64.60%) Data Centre
2 20 (17.70%) Video Conferencing
3 16 (14.16%) Analytical Skills
4 10 (8.85%) Computer Science
4 10 (8.85%) Linux Command Line
5 6 (5.31%) Hedge funds
6 3 (2.65%) Fintech
6 3 (2.65%) Public Cloud
6 3 (2.65%) Tandem
7 2 (1.77%) Optoelectronics
8 1 (0.88%) CCTV
8 1 (0.88%) FlexPod
8 1 (0.88%) PKI
8 1 (0.88%) Video\Live Streaming
8 1 (0.88%) Virtual Team
Operating Systems
1 19 (16.81%) Linux
1 19 (16.81%) Unix
2 10 (8.85%) Windows
Processes & Methodologies
1 26 (23.01%) Statistics
2 20 (17.70%) Network Virtualisation
3 18 (15.93%) Network Management
4 17 (15.04%) Network Design
5 15 (13.27%) E-Commerce
6 11 (9.73%) ITIL
7 10 (8.85%) B2B
7 10 (8.85%) Project Management
8 7 (6.19%) Migration
8 7 (6.19%) Network Monitoring
9 6 (5.31%) Network Planning
9 6 (5.31%) Performance Management
9 6 (5.31%) Proprietary Trading
9 6 (5.31%) Service Delivery
10 5 (4.42%) Disaster Recovery
10 5 (4.42%) Load Balancing
11 4 (3.54%) DNA
11 4 (3.54%) Performance Measurement
11 4 (3.54%) Product Management
12 3 (2.65%) Mentoring
Programming Languages
1 8 (7.08%) C
2 5 (4.42%) Python
3 3 (2.65%) PowerShell
Qualifications
1 52 (46.02%) Cisco Certification
2 48 (42.48%) CCNP
3 30 (26.55%) CCIE
4 11 (9.73%) Degree
5 9 (7.96%) CCDP
5 9 (7.96%) JNCIS
5 9 (7.96%) Security Cleared
6 8 (7.08%) DV Cleared
6 8 (7.08%) SC Cleared
7 7 (6.19%) CCNA
7 7 (6.19%) JNCIA
7 7 (6.19%) JNCIP
8 6 (5.31%) Computer Science Degree
9 5 (4.42%) HND
10 3 (2.65%) CCDE
11 1 (0.88%) CCSA
11 1 (0.88%) MBA
11 1 (0.88%) NVQ Level 3
Quality Assurance & Compliance
1 6 (5.31%) ISO 9001
1 6 (5.31%) NEBOSH
1 6 (5.31%) QA
2 5 (4.42%) SLA
System Software
1 8 (7.08%) VMware NSX
2 7 (6.19%) VMware Infrastructure
3 6 (5.31%) Active Directory
3 6 (5.31%) Firmware
4 2 (1.77%) KVM
5 1 (0.88%) VMware ESXi
Systems Management
1 5 (4.42%) Opscode Chef
1 5 (4.42%) Puppet
2 3 (2.65%) vCenter Server
2 3 (2.65%) vRealize
3 2 (1.77%) OpenNebula
Vendors
1 68 (60.18%) Cisco
2 46 (40.71%) Palo Alto
3 44 (38.94%) CheckPoint
4 30 (26.55%) Juniper
5 24 (21.24%) Arista
5 24 (21.24%) F5
6 23 (20.35%) VMware
7 18 (15.93%) Citrix
8 16 (14.16%) Fortinet
9 9 (7.96%) HP
10 6 (5.31%) Brocade
10 6 (5.31%) Dell
10 6 (5.31%) ESRI
10 6 (5.31%) Mapinfo
11 5 (4.42%) Alcatel-Lucent
11 5 (4.42%) Ciena
11 5 (4.42%) Huawei
11 5 (4.42%) Remedy
12 4 (3.54%) Extreme Networks
12 4 (3.54%) Google