The following table provides summary statistics for contract job vacancies with a requirement for DWDM skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited DWDM over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Dense Wave Division Multiplexing (DWDM)
UK
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 584 624 618
Rank change year-on-year +40 -6  
Contract jobs citing DWDM 17 20 28
As % of all contract IT jobs advertised in the UK 0.037% 0.037% 0.050%
As % of the Communications & Networking category 0.27% 0.23% 0.35%
Number of daily rates quoted 8 4 14
Median daily rate £430 £285 £288
Median daily rate % change year-on-year +50.87% -0.86%  
90% offered a daily rate of more than £329 £239 £244
10% offered a daily rate of more than £575 £353 £396
UK excluding London median daily rate £430 £300 £375
% change year-on-year +43.33% -20.00%  
Number of hourly rates quoted 1 1 0
Median hourly rate £33.00 £40.00 -
Median hourly rate % change year-on-year -17.50% -  
UK excluding London median hourly rate £33.00 - -

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 contract job vacancies with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
UK
Contract job vacancies with a requirement for communications and computer networking skills 6274 8675 8108
As % of all contract IT job vacancies advertised in the UK 13.56% 16.13% 14.45%
Number of daily rates quoted 3717 5255 4568
Median daily rate £400 £390 £360
Median daily rate % change year-on-year +2.56% +8.33%  
90% offered a daily rate of more than £212 £240 £213
10% offered a daily rate of more than £550 £550 £500
UK excluding London median daily rate £375 £368 £345
% change year-on-year +2.04% +6.52%  
Number of hourly rates quoted 391 426 478
Median hourly rate £27.50 £29.00 £23.50
Median hourly rate % change year-on-year -5.17% +23.40%  
90% offered a hourly rate of more than £12.05 £13.00 £13.00
10% offered a hourly rate of more than £50.00 £47.83 £45.00
UK excluding London median hourly rate £28.00 £32.50 £25.00
% change year-on-year -13.84% +30.00%  

DWDM
Job Vacancy Trend

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

Job vacancy trend for DWDM in the UK

DWDM
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing DWDM.

Contractor daily rate trend for DWDM in the UK

DWDM
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing DWDM over the 3 months to 24 June 2017.

Contractor daily rate histogram for DWDM in the UK

DWDM
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing DWDM.

Contractor hourly rate trend for DWDM in the UK

DWDM
Top 16 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing DWDM within the UK over the 3 months to 24 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +47 16 £430 +50.87% 4
South East +31 6 £575 +91.66%
London +13 4 £220 -18.51% 1
Yorkshire - 3 £430 -
Leeds - 3 £430 -
West Yorkshire - 3 £430 -
West Midlands +27 2 - -
Telford - 2 - -
Shropshire - 2 - -
Berkshire +21 1 £375 +25.00%
Milton Keynes -11 1 - -
Buckinghamshire -15 1 - -
Basingstoke - 1 - -
Hampshire - 1 - -
Aberdeen - 1 - -
Scotland - 1 - -

For the 6 months to 24 June 2017, IT contractor jobs citing DWDM also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for DWDM.

1 17 (45.95%) Cisco
2 13 (35.14%) MPLS
2 13 (35.14%) Data Centre
3 12 (32.43%) SDH
4 11 (29.73%) WAN
4 11 (29.73%) Juniper
4 11 (29.73%) Telecoms
5 10 (27.03%) LAN
6 9 (24.32%) BGP
6 9 (24.32%) Network Design
7 8 (21.62%) Security Cleared
7 8 (21.62%) Cisco Certification
7 8 (21.62%) DNS
8 7 (18.92%) VPN
8 7 (18.92%) Ethernet
8 7 (18.92%) Firewall
8 7 (18.92%) SC Cleared
8 7 (18.92%) Ciena
9 6 (16.22%) Network Management
9 6 (16.22%) Load Balancing
9 6 (16.22%) Migration
9 6 (16.22%) CCNP
10 5 (13.51%) EIGRP
10 5 (13.51%) OSPF
10 5 (13.51%) WLAN
10 5 (13.51%) Perl
10 5 (13.51%) Fault Management
10 5 (13.51%) VLAN
10 5 (13.51%) Huawei
10 5 (13.51%) Cisco Nexus

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:

Applications
1 2 (5.41%) Microsoft Office
1 2 (5.41%) MS Visio
2 1 (2.70%) Microsoft Excel
2 1 (2.70%) Microsoft PowerPoint
Cloud Services
1 2 (5.41%) IaaS
1 2 (5.41%) SaaS
Communications & Networking
1 13 (35.14%) MPLS
2 12 (32.43%) SDH
3 11 (29.73%) WAN
4 10 (27.03%) LAN
5 9 (24.32%) BGP
6 8 (21.62%) DNS
7 7 (18.92%) Ethernet
7 7 (18.92%) Firewall
7 7 (18.92%) VPN
8 5 (13.51%) Cisco Nexus
8 5 (13.51%) EIGRP
8 5 (13.51%) OSPF
8 5 (13.51%) VLAN
8 5 (13.51%) WLAN
9 4 (10.81%) DHCP
10 3 (8.11%) MRTG
10 3 (8.11%) SAN
10 3 (8.11%) SNMP
10 3 (8.11%) Wireless
10 3 (8.11%) xDSL
Database & Business Intelligence
1 2 (5.41%) SQL Server
Development Applications
1 2 (5.41%) Sonatype Nexus
General
1 11 (29.73%) Telecoms
2 4 (10.81%) Finance
3 3 (8.11%) Banking
4 2 (5.41%) Investment Banking
5 1 (2.70%) German Language
Job Titles
1 8 (21.62%) Network Engineer
2 7 (18.92%) Architect
3 4 (10.81%) IP Engineer
3 4 (10.81%) Network Architect
4 3 (8.11%) Design Engineer
4 3 (8.11%) Developer
4 3 (8.11%) JavaScript Developer
4 3 (8.11%) Operations Engineer
4 3 (8.11%) Optical Engineer
4 3 (8.11%) Perl Developer
4 3 (8.11%) Senior Developer
4 3 (8.11%) Senior JavaScript Developer
4 3 (8.11%) Senior Network Engineer
4 3 (8.11%) Senior Perl Developer
4 3 (8.11%) Support Engineer
4 3 (8.11%) Technical Architect
5 2 (5.41%) Cisco Engineer
5 2 (5.41%) Network Support
5 2 (5.41%) Network Support Engineer
5 2 (5.41%) NOC Engineer
Libraries, Frameworks & Software Standards
1 3 (8.11%) CSS
1 3 (8.11%) Mojolicious
1 3 (8.11%) Node.js
2 2 (5.41%) 802.1X
Miscellaneous
1 13 (35.14%) Data Centre
2 3 (8.11%) Mainframe
3 2 (5.41%) Analytical Skills
4 1 (2.70%) Driving Licence
Operating Systems
1 3 (8.11%) Linux
1 3 (8.11%) Red Hat Enterprise Linux
1 3 (8.11%) Windows
2 1 (2.70%) Mac OS X
2 1 (2.70%) Unix
Processes & Methodologies
1 9 (24.32%) Network Design
2 6 (16.22%) Load Balancing
2 6 (16.22%) Migration
2 6 (16.22%) Network Management
3 5 (13.51%) Fault Management
4 3 (8.11%) Change Management
4 3 (8.11%) Disaster Recovery
4 3 (8.11%) High Availability
4 3 (8.11%) Identity Management
4 3 (8.11%) ITIL
4 3 (8.11%) OO
4 3 (8.11%) Open Source
4 3 (8.11%) Project Management
4 3 (8.11%) TDD
4 3 (8.11%) Validation
5 2 (5.41%) CRM
5 2 (5.41%) PRINCE2
5 2 (5.41%) RAD
5 2 (5.41%) Resource Management
6 1 (2.70%) QMS
Programming Languages
1 5 (13.51%) Perl
2 3 (8.11%) JavaScript
2 3 (8.11%) PHP
2 3 (8.11%) Python
Qualifications
1 8 (21.62%) Cisco Certification
1 8 (21.62%) Security Cleared
2 7 (18.92%) SC Cleared
3 6 (16.22%) CCNP
4 3 (8.11%) CCIE
5 2 (5.41%) CCDP
5 2 (5.41%) JNCIE
6 1 (2.70%) CCNA
6 1 (2.70%) JNCIS
6 1 (2.70%) OCP
6 1 (2.70%) Oracle Certification
Quality Assurance & Compliance
1 4 (10.81%) SLA
System Software
1 4 (10.81%) VMware Infrastructure
2 2 (5.41%) Virtual Servers
3 1 (2.70%) Active Directory
3 1 (2.70%) VMware ESXi
Systems Management
1 3 (8.11%) EMC VPLEX
2 2 (5.41%) Cacti
2 2 (5.41%) Nagios
2 2 (5.41%) Opscode Chef
2 2 (5.41%) Puppet
2 2 (5.41%) ZABBIX
3 1 (2.70%) Cisco UCCE
3 1 (2.70%) Cisco UCCX
Vendors
1 17 (45.95%) Cisco
2 11 (29.73%) Juniper
3 7 (18.92%) Ciena
4 5 (13.51%) Huawei
5 4 (10.81%) Nortel
5 4 (10.81%) VMware
6 3 (8.11%) BT
6 3 (8.11%) CheckPoint
6 3 (8.11%) Citrix
6 3 (8.11%) Cramer
6 3 (8.11%) EMC
6 3 (8.11%) F5
6 3 (8.11%) Microsoft
6 3 (8.11%) Red Hat
6 3 (8.11%) Salesforce.com
6 3 (8.11%) Tellabs
7 2 (5.41%) MetaSolv
7 2 (5.41%) NetScout
7 2 (5.41%) Oracle
8 1 (2.70%) Avaya