The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for DWDM skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DWDM over the 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
England / London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 582 609 654
Rank change year-on-year +27 +45  
Permanent jobs citing DWDM 31 29 16
As % of all permanent IT jobs advertised in London 0.084% 0.073% 0.036%
As % of the Communications & Networking category 0.53% 0.46% 0.22%
Number of salaries quoted 20 21 10
Median salary £62,500 £62,500 £62,250
Median salary % change year-on-year - +0.40%  
90% offered a salary of more than £52,500 £40,000 £42,400
10% offered a salary of more than £72,750 £90,000 £71,748
UK excluding London median salary £45,000 £45,000 £48,750
% change year-on-year - -7.69%  

DWDM is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
London
Permanent job vacancies with a requirement for communications and computer networking skills 5853 6350 7223
As % of all permanent IT job vacancies advertised in London 15.89% 16.09% 16.11%
Number of salaries quoted 4836 5488 6144
Median salary £55,000 £55,000 £50,000
Median salary % change year-on-year - +10.00%  
90% offered a salary of more than £32,500 £31,500 £30,000
10% offered a salary of more than £75,000 £75,000 £75,000
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

DWDM
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing DWDM as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for DWDM in London

DWDM
Salary Trend in London

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

Salary trend for DWDM in London

DWDM
Salary Histogram in London

The salary distribution of IT jobs citing DWDM in London over the 3 months to 26 June 2017.

Salary histogram for DWDM 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 June 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
City of London - 4 - - 1
Teddington - 3 - -
Southwark - 2 £75,000 -
DWDM
England

For the 6 months to 26 June 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 36 (58.06%) WAN
2 35 (56.45%) LAN
3 29 (46.77%) Ethernet
4 26 (41.94%) SDH
4 26 (41.94%) MPLS
5 24 (38.71%) VPN
5 24 (38.71%) Presales
6 23 (37.10%) Data Centre
7 22 (35.48%) Cisco
8 20 (32.26%) Firewall
8 20 (32.26%) Wireless
9 19 (30.65%) Palo Alto
10 18 (29.03%) Telecoms
10 18 (29.03%) Network Monitoring
11 17 (27.42%) Network Design
11 17 (27.42%) Juniper
12 16 (25.81%) BGP
12 16 (25.81%) Finance
13 14 (22.58%) OSPF
13 14 (22.58%) Python
13 14 (22.58%) Network Management
14 12 (19.35%) SONET
14 12 (19.35%) Multicast
14 12 (19.35%) Product Management
14 12 (19.35%) Arista
15 11 (17.74%) Anycast
15 11 (17.74%) Amazon AWS
15 11 (17.74%) Network Security
15 11 (17.74%) Git (software)
15 11 (17.74%) Load Balancing

DWDM
Co-occurring 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:

Cloud Services
1 11 (17.74%) Amazon AWS
Communications & Networking
1 36 (58.06%) WAN
2 35 (56.45%) LAN
3 29 (46.77%) Ethernet
4 26 (41.94%) MPLS
4 26 (41.94%) SDH
5 24 (38.71%) VPN
6 20 (32.26%) Firewall
6 20 (32.26%) Wireless
7 16 (25.81%) BGP
8 14 (22.58%) OSPF
9 12 (19.35%) Multicast
9 12 (19.35%) SONET
10 11 (17.74%) Anycast
10 11 (17.74%) DHCP
10 11 (17.74%) DNS
10 11 (17.74%) IGMP
10 11 (17.74%) IPsec
10 11 (17.74%) Network Security
10 11 (17.74%) SSL
11 8 (12.90%) TCP/IP
Development Applications
1 11 (17.74%) Git (software)
General
1 18 (29.03%) Telecoms
2 16 (25.81%) Finance
3 3 (4.84%) Electronics
3 3 (4.84%) French Language
3 3 (4.84%) Games
4 1 (1.61%) Marketing
Job Titles
1 21 (33.87%) Network Engineer
2 13 (20.97%) Consultant
3 11 (17.74%) Solutions Consultant
4 8 (12.90%) Communications Manager
4 8 (12.90%) Engineering Manager
5 7 (11.29%) Sales Engineer
6 5 (8.06%) Senior Network Engineer
7 4 (6.45%) Product Manager
8 3 (4.84%) Analyst
8 3 (4.84%) Architect
8 3 (4.84%) Network Analyst
8 3 (4.84%) Network Architect
8 3 (4.84%) Telecoms Manager
8 3 (4.84%) Telecoms Product Manager
9 2 (3.23%) Data Centre Engineer
9 2 (3.23%) IP Network Engineer
9 2 (3.23%) Network Design Engineer
9 2 (3.23%) Presales Engineer
9 2 (3.23%) Senior Architect
9 2 (3.23%) Senior Network Architect
Libraries, Frameworks & Software Standards
1 11 (17.74%) 802.1X
1 11 (17.74%) JSON
1 11 (17.74%) REST
Miscellaneous
1 23 (37.10%) Data Centre
2 9 (14.52%) Video Conferencing
3 5 (8.06%) Computer Science
4 3 (4.84%) Driving Licence
4 3 (4.84%) Embedded Systems
4 3 (4.84%) Hedge funds
5 1 (1.61%) Streaming Video
5 1 (1.61%) Tandem
Operating Systems
1 7 (11.29%) Linux
2 4 (6.45%) Unix
3 3 (4.84%) Windows
Processes & Methodologies
1 24 (38.71%) Presales
2 18 (29.03%) Network Monitoring
3 17 (27.42%) Network Design
4 14 (22.58%) Network Management
5 12 (19.35%) Product Management
6 11 (17.74%) Anomaly Detection
6 11 (17.74%) Load Balancing
6 11 (17.74%) Network Architecture
6 11 (17.74%) Performance Tuning
7 8 (12.90%) Project Management
7 8 (12.90%) Statistics
8 7 (11.29%) Network Optimisation
9 3 (4.84%) Physics
9 3 (4.84%) Procure-to-Pay
9 3 (4.84%) Proprietary Trading
10 1 (1.61%) Capacity Planning
10 1 (1.61%) Coaching
10 1 (1.61%) High Availability
10 1 (1.61%) Low Latency
10 1 (1.61%) People Management
Programming Languages
1 14 (22.58%) Python
2 2 (3.23%) Perl
2 2 (3.23%) Shell Script
Qualifications
1 10 (16.13%) Degree
1 10 (16.13%) DV Cleared
1 10 (16.13%) SC Cleared
1 10 (16.13%) Security Cleared
2 9 (14.52%) CCNP
2 9 (14.52%) Cisco Certification
3 8 (12.90%) CCIE
4 3 (4.84%) Computer Science Degree
Quality Assurance & Compliance
1 3 (4.84%) MiFID
2 1 (1.61%) ISO 14000
2 1 (1.61%) NEBOSH
System Software
1 11 (17.74%) KVM
2 3 (4.84%) Firmware
3 1 (1.61%) VMware Infrastructure
Systems Management
1 11 (17.74%) OpenNebula
1 11 (17.74%) Opscode Chef
1 11 (17.74%) Puppet
2 1 (1.61%) Ansible
Vendors
1 22 (35.48%) Cisco
2 19 (30.65%) Palo Alto
3 17 (27.42%) Juniper
4 12 (19.35%) Arista
5 8 (12.90%) CheckPoint
6 7 (11.29%) Google
6 7 (11.29%) Microsoft
7 4 (6.45%) Dell
8 1 (1.61%) HP
8 1 (1.61%) Riverbed
8 1 (1.61%) VMware
City, London
Quant Capital
Salary: Up to £85,000 per annum + benefits and bonus
Posted: 5 hours ago