The table below looks at the statistics for DWDM skills in IT jobs advertised for the London region. Included is a guide to the salaries offered in IT jobs that have cited DWDM over the 3 months to 26 February 2017 with a comparison to the same period over the previous 2 years.

3 months to
26 Feb 2017
Same period 2016 Same period 2015
Dense Wave Division Multiplexing (DWDM)
England / London
Rank 538 628 634
Rank change year-on-year
+90 +6
Permanent jobs citing DWDM 29 20 20
As % of all permanent IT jobs located in London 0.088% 0.048% 0.048%
As % of the Communications & Networking category 0.56% 0.31% 0.27%
Number of salaries quoted 20 8 18
Median salary £63,750 £51,000 £87,500
Median salary % change year-on-year
+25.00% -41.71%
90% offered a salary of more than £55,000 £45,000 £42,240
10% offered a salary of more than £75,000 £103,000 £93,000
UK excluding London median salary £70,000 £52,500 £42,500
% change year-on-year
+33.33% +23.52%

The following table is for comparison with the above and provides statistics for the entire Communications & Networking category in permanent jobs advertised in the London region.

Communications & Networking Category
London
Permanent IT job ads with a match in the
Communications & Networking category
5160 6527 7532
As % of all permanent IT jobs located in London 15.65% 15.82% 17.97%
Number of salaries quoted 4334 5526 6311
Median salary £55,000 £50,000 £50,000
Median salary % change year-on-year
+10.00% -
90% offered a salary of more than £31,500 £32,500 £30,000
10% offered a salary of more than £75,000 £72,500 £75,000
UK excluding London median salary £40,000 £42,500 £40,000
% change year-on-year
-5.88% +6.25%

DWDM
Jobs Demand Trend in London

The demand trend of job ads across the London region citing DWDM as a proportion of all IT jobs with a match in the Communications & Networking category.

DWDM Jobs Demand Trend in London

DWDM
Salary Trend in London

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

DWDM Salary Trend in London

DWDM
Salary Histogram in London

This chart provides a salary histogram for IT jobs citing DWDM across the London region over the 3 months to 26 February 2017.

DWDM Salary Histogram in London

DWDM
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DWDM within the London region over the 3 months to 26 February 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Southwark - 5 £75,000 -
Teddington - 3 - -
DWDM
England

DWDM
Top 30 Related IT Skills in London

For the 6 months to 26 February 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 across the London region with a requirement for DWDM.

1 21 (55.26%) MPLS
2 19 (50.00%) Telecoms
3 17 (44.74%) WAN
3 17 (44.74%) Network Design
4 16 (42.11%) LAN
5 14 (36.84%) Ethernet
5 14 (36.84%) Cisco
5 14 (36.84%) Presales
6 12 (31.58%) SDH
7 11 (28.95%) BGP
8 10 (26.32%) Linux
8 10 (26.32%) Degree
9 9 (23.68%) Network Monitoring
9 9 (23.68%) OSPF
9 9 (23.68%) Project Management
9 9 (23.68%) Network Optimisation
10 8 (21.05%) Juniper
11 6 (15.79%) SONET
11 6 (15.79%) Computer Science
12 5 (13.16%) Network Security
12 5 (13.16%) Firewall
12 5 (13.16%) Finance
12 5 (13.16%) TCP/IP
12 5 (13.16%) Python
13 4 (10.53%) VPN
13 4 (10.53%) CCNP
13 4 (10.53%) Streaming Video
13 4 (10.53%) ISO 14000
13 4 (10.53%) Cisco Certification
13 4 (10.53%) NEBOSH

DWDM
Top Related IT Skills in London 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 21 (55.26%) MPLS
2 17 (44.74%) WAN
3 16 (42.11%) LAN
4 14 (36.84%) Ethernet
5 12 (31.58%) SDH
6 11 (28.95%) BGP
7 9 (23.68%) OSPF
8 6 (15.79%) SONET
9 5 (13.16%) Firewall
9 5 (13.16%) Network Security
9 5 (13.16%) TCP/IP
10 4 (10.53%) VPN
11 3 (7.89%) BGP-4
11 3 (7.89%) DVB
11 3 (7.89%) HTTP
11 3 (7.89%) Internet
11 3 (7.89%) SMTP
11 3 (7.89%) SNMP
11 3 (7.89%) VoIP
11 3 (7.89%) WLAN
Database & Business Intelligence
1 3 (7.89%) MySQL
1 3 (7.89%) PostgreSQL
Development Applications
1 3 (7.89%) Git (software)
1 3 (7.89%) Subversion
General
1 19 (50.00%) Telecoms
2 5 (13.16%) Finance
3 3 (7.89%) Electronics
3 3 (7.89%) Games
4 1 (2.63%) Mandarin Language
4 1 (2.63%) Marketing
Job Titles
1 14 (36.84%) Network Engineer
2 8 (21.05%) Senior Network Engineer
3 7 (18.42%) Consultant
4 5 (13.16%) Solutions Consultant
5 3 (7.89%) Administrator
5 3 (7.89%) Analyst
5 3 (7.89%) Architect
5 3 (7.89%) Network Analyst
5 3 (7.89%) Network Architect
5 3 (7.89%) Product Manager
6 2 (5.26%) Design Engineer
6 2 (5.26%) Lead Network Engineer
6 2 (5.26%) Network Design Engineer
6 2 (5.26%) Sales Consultant
6 2 (5.26%) Senior Architect
6 2 (5.26%) Senior Network Architect
6 2 (5.26%) Technical Consultant
6 2 (5.26%) Technical Sales Consultant
7 1 (2.63%) Network Design Architect
7 1 (2.63%) Technical Infrastructure Consultant
Libraries, Frameworks & Software Standards
1 3 (7.89%) 802.1X
1 3 (7.89%) LAMP
Miscellaneous
1 6 (15.79%) Computer Science
2 4 (10.53%) Streaming Video
3 3 (7.89%) Analytical Skills
3 3 (7.89%) Clustering
3 3 (7.89%) Data Centre
3 3 (7.89%) Driving Licence
3 3 (7.89%) Embedded Systems
3 3 (7.89%) IPTV
3 3 (7.89%) MPEG
3 3 (7.89%) Replication
4 1 (2.63%) Linux Command Line
4 1 (2.63%) Video Conferencing
Operating Systems
1 10 (26.32%) Linux
2 3 (7.89%) CentOS
2 3 (7.89%) Solaris
2 3 (7.89%) Ubuntu
2 3 (7.89%) Unix
2 3 (7.89%) Windows
Processes & Methodologies
1 17 (44.74%) Network Design
2 14 (36.84%) Presales
3 9 (23.68%) Network Monitoring
3 9 (23.68%) Network Optimisation
3 9 (23.68%) Project Management
4 3 (7.89%) Capacity Planning
4 3 (7.89%) ITIL
4 3 (7.89%) Network Management
4 3 (7.89%) People Management
4 3 (7.89%) Physics
4 3 (7.89%) Procure-to-Pay
4 3 (7.89%) Product Management
4 3 (7.89%) Project Planning
4 3 (7.89%) Time Management
5 2 (5.26%) Deep Packet Inspection
5 2 (5.26%) Infrastructure Management
5 2 (5.26%) Security Architecture
5 2 (5.26%) Statistics
6 1 (2.63%) Creative Problem-Solving
6 1 (2.63%) Migration
Programming Languages
1 5 (13.16%) Python
2 3 (7.89%) Bash Shell
3 2 (5.26%) Perl
3 2 (5.26%) Shell Script
Qualifications
1 10 (26.32%) Degree
2 4 (10.53%) CCNP
2 4 (10.53%) Cisco Certification
3 3 (7.89%) CCDP
4 2 (5.26%) CISM
4 2 (5.26%) CISSP
5 1 (2.63%) CCIE
5 1 (2.63%) CCNA
5 1 (2.63%) JNCIE
5 1 (2.63%) JNCIP
Quality Assurance & Compliance
1 4 (10.53%) ISO 14000
1 4 (10.53%) NEBOSH
2 3 (7.89%) MiFID
System Software
1 3 (7.89%) GlusterFS
2 1 (2.63%) VMware Infrastructure
Systems Management
1 3 (7.89%) Galera Cluster
1 3 (7.89%) Nagios
1 3 (7.89%) Puppet
1 3 (7.89%) ZABBIX
2 2 (5.26%) Ansible
Vendors
1 14 (36.84%) Cisco
2 8 (21.05%) Juniper
3 3 (7.89%) Dell
3 3 (7.89%) Extreme Networks
3 3 (7.89%) HP
3 3 (7.89%) Percona
3 3 (7.89%) Red Hat
4 2 (5.26%) Palo Alto
5 1 (2.63%) Ciena
5 1 (2.63%) Riverbed
5 1 (2.63%) VMware