Period
to 17 November 2017

The following table provides summary statistics for permanent job vacancies with a requirement for DSL skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DSL over the 6 months to 17 November 2017 with a comparison to the same period in the previous 2 years.

Digital Subscriber Line (DSL)
UK
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 1047 1062 1139
Rank change year-on-year +15 +77 -65
Permanent jobs citing DSL 156 162 153
As % of all permanent IT jobs advertised in the UK 0.087% 0.085% 0.070%
As % of the Communications & Networking category 0.55% 0.50% 0.42%
Number of salaries quoted 140 156 118
UK median annual salary £42,000 £42,500 £32,500
Median salary % change year-on-year -1.18% +30.77% -
10th Percentile £24,750 £22,750 £24,775
90th Percentile £68,000 £66,875 £58,600
UK excluding London median annual salary £41,000 £40,000 £32,500
% change year-on-year +2.50% +23.08% +12.07%

DSL 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 28278 32297 36572
As % of all permanent IT jobs advertised in the UK 15.70% 16.98% 16.68%
Number of salaries quoted 22900 26451 30237
UK median annual salary £45,000 £45,000 £45,000
10th Percentile £25,750 £26,000 £25,000
90th Percentile £71,250 £72,500 £71,250
UK excluding London median annual salary £40,000 £40,000 £40,000

DSL
Job Vacancy Trend

Job postings citing DSL as a percentage of all IT jobs advertised.

Job vacancy trend for DSL in the UK

DSL
Salary Trend

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

Salary trend for DSL in the UK

DSL
Salary Histogram

The salary distribution of IT jobs citing DSL over the 6 months to 17 November 2017.

Salary histogram for DSL in the UK

DSL
Top 11 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DSL within the UK over the 6 months to 17 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 +55 156 £42,000 -1.18% 4
London +52 89 £42,500 -19.05% 2
UK excluding London -2 67 £41,000 +2.50% 2
South East +35 51 £42,000 -1.18%
North of England +1 9 £25,500 -24.44% 2
Yorkshire +28 6 £25,000 +31.58% 1
North West -6 3 £32,500 -7.14% 1
South West -7 3 £18,250 -58.05%
Midlands +26 2 £29,000 -22.67%
East of England +8 2 £40,750 +56.73%
West Midlands -5 2 £29,000 -22.67%

For the 6 months to 17 November 2017, IT jobs citing DSL 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 DSL.

1 117 (75.00%) Cisco
2 116 (74.36%) MPLS
3 101 (64.74%) Firewall
4 97 (62.18%) VPN
5 74 (47.44%) Cisco Certification
5 74 (47.44%) Windows
6 70 (44.87%) WAN
7 66 (42.31%) Windows Server
8 61 (39.10%) Juniper
9 59 (37.82%) Ethernet
10 58 (37.18%) DNS
11 57 (36.54%) Active Directory
12 54 (34.62%) CCNA
13 53 (33.97%) OSPF
13 53 (33.97%) BGP
14 50 (32.05%) LAN
15 48 (30.77%) Microsoft
16 46 (29.49%) VoIP
16 46 (29.49%) Cisco ASA
17 43 (27.56%) CCNP
17 43 (27.56%) Internet
18 37 (23.72%) MS Exchange
18 37 (23.72%) F5
19 36 (23.08%) DHCP
19 36 (23.08%) Windows Server 2003
20 35 (22.44%) SSL
21 33 (21.15%) TCP/IP
21 33 (21.15%) Junos
22 32 (20.51%) Data Centre
23 31 (19.87%) Skype for Business

DSL
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 37 (23.72%) MS Exchange
2 31 (19.87%) Skype for Business
3 26 (16.67%) Exchange Server 2013
3 26 (16.67%) IIS
4 14 (8.97%) Exchange Server 2007
4 14 (8.97%) Exchange Server 2010
5 10 (6.41%) Blackberry Enterprise Server
6 3 (1.92%) IBM HTTP Server
6 3 (1.92%) SharePoint
6 3 (1.92%) SharePoint Server
7 1 (0.64%) Elasticsearch
7 1 (0.64%) JBoss
7 1 (0.64%) nginx
7 1 (0.64%) Oracle Coherence
7 1 (0.64%) Tomcat
Applications
1 13 (8.33%) Microsoft Office
Business Applications
1 1 (0.64%) Oracle BPM
Cloud Services
1 25 (16.03%) Office 365
2 13 (8.33%) Microsoft Azure
3 12 (7.69%) Amazon AWS
4 10 (6.41%) G Suite
5 7 (4.49%) Cloud Computing
Communications & Networking
1 116 (74.36%) MPLS
2 101 (64.74%) Firewall
3 97 (62.18%) VPN
4 70 (44.87%) WAN
5 59 (37.82%) Ethernet
6 58 (37.18%) DNS
7 53 (33.97%) BGP
7 53 (33.97%) OSPF
8 50 (32.05%) LAN
9 46 (29.49%) Cisco ASA
9 46 (29.49%) VoIP
10 43 (27.56%) Internet
11 36 (23.08%) DHCP
12 35 (22.44%) SSL
13 33 (21.15%) Junos
13 33 (21.15%) TCP/IP
14 31 (19.87%) IPsec
15 30 (19.23%) SAN
16 28 (17.95%) EIGRP
16 28 (17.95%) ISDN
Database & Business Intelligence
1 8 (5.13%) Big Data
2 1 (0.64%) Oracle Database
2 1 (0.64%) SQL Server
Development Applications
1 2 (1.28%) Cucumber
1 2 (1.28%) Jenkins
1 2 (1.28%) Selenium
2 1 (0.64%) Babel
2 1 (0.64%) Git (software)
2 1 (0.64%) JBehave
2 1 (0.64%) JMeter
2 1 (0.64%) jMock
2 1 (0.64%) Mockito
2 1 (0.64%) Rational Functional Tester
2 1 (0.64%) SoapUI
2 1 (0.64%) SpecFlow
2 1 (0.64%) Team Foundation Server
2 1 (0.64%) Vagrant
2 1 (0.64%) Visual Studio
2 1 (0.64%) Visual Studio Team System
2 1 (0.64%) WebDriver
General
1 21 (13.46%) Finance
2 13 (8.33%) Telecoms
3 12 (7.69%) Banking
4 10 (6.41%) Spanish Language
5 6 (3.85%) Dutch Language
5 6 (3.85%) French Language
6 4 (2.56%) Advertising
6 4 (2.56%) Games
6 4 (2.56%) Marketing
7 3 (1.92%) Retail
8 2 (1.28%) Investment Banking
8 2 (1.28%) Legal
9 1 (0.64%) Electronics
9 1 (0.64%) German Language
Job Titles
1 50 (32.05%) Network Engineer
2 27 (17.31%) Analyst
3 21 (13.46%) Infrastructure Analyst
4 20 (12.82%) Consultant
5 19 (12.18%) Network Infrastructure Analyst
5 19 (12.18%) Network Security Analyst
5 19 (12.18%) Security Analyst
6 18 (11.54%) Network Analyst
7 16 (10.26%) Senior Network Engineer
7 16 (10.26%) Support Engineer
8 14 (8.97%) IT Consultant
8 14 (8.97%) Technical Consultant
9 13 (8.33%) VMware Consultant
9 13 (8.33%) VMware Technical Consultant
10 12 (7.69%) Infrastructure Engineer
11 10 (6.41%) Cisco Engineer
11 10 (6.41%) Customer Engineer
11 10 (6.41%) Customer Support Engineer
11 10 (6.41%) Help Desk Engineer
11 10 (6.41%) Help Desk Support
Libraries, Frameworks & Software Standards
1 8 (5.13%) Scalaz
2 4 (2.56%) 802.1X
3 2 (1.28%) Gherkin
4 1 (0.64%) Enzyme
4 1 (0.64%) Hibernate
4 1 (0.64%) HTML
4 1 (0.64%) J2EE
4 1 (0.64%) JDBC
4 1 (0.64%) Jest
4 1 (0.64%) JMS
4 1 (0.64%) JMX
4 1 (0.64%) JPA
4 1 (0.64%) Nightwatchjs
4 1 (0.64%) Ramda
4 1 (0.64%) Redux
4 1 (0.64%) SOAP
4 1 (0.64%) Spring
4 1 (0.64%) Twitter Bootstrap
4 1 (0.64%) Web Services
4 1 (0.64%) YAML
Miscellaneous
1 32 (20.51%) Data Centre
2 20 (12.82%) Replication
3 14 (8.97%) Clustering
4 13 (8.33%) Analytical Skills
4 13 (8.33%) Management Information System
5 12 (7.69%) PKI
6 11 (7.05%) Computer Science
7 10 (6.41%) Blackberry
8 8 (5.13%) Fintech
9 3 (1.92%) User Experience
10 1 (0.64%) Driving Licence
10 1 (0.64%) Freedom of Information
10 1 (0.64%) IPTV
10 1 (0.64%) PMI
Operating Systems
1 74 (47.44%) Windows
2 66 (42.31%) Windows Server
3 36 (23.08%) Windows Server 2003
4 27 (17.31%) Windows Server 2008
5 19 (12.18%) Linux
5 19 (12.18%) Windows Server 2012
6 15 (9.62%) Unix
7 14 (8.97%) Windows 10
8 10 (6.41%) Windows XP
9 5 (3.21%) Windows 7
10 1 (0.64%) Mac OS
10 1 (0.64%) Ubuntu
10 1 (0.64%) Windows 8
Processes & Methodologies
1 31 (19.87%) ITIL
2 28 (17.95%) Load Balancing
3 22 (14.10%) Network Monitoring
4 21 (13.46%) Translating Business Requirements
5 20 (12.82%) Presales
6 19 (12.18%) Kalman Filter
7 15 (9.62%) Service Delivery
8 14 (8.97%) High Availability
8 14 (8.97%) Integration Testing
8 14 (8.97%) Migration
8 14 (8.97%) Problem Management
8 14 (8.97%) Server Building
9 13 (8.33%) Network Design
10 12 (7.69%) Adaptive Security
10 12 (7.69%) Change Control
10 12 (7.69%) Information Management
10 12 (7.69%) Operations Management
11 10 (6.41%) Patch Management
12 9 (5.77%) WAN Optimisation
12 9 (5.77%) Web Filtering
Programming Languages
1 14 (8.97%) PowerShell
2 9 (5.77%) Python
3 8 (5.13%) F#
3 8 (5.13%) Haskell
3 8 (5.13%) ML
3 8 (5.13%) OCaml
3 8 (5.13%) Scala
4 3 (1.92%) VB
4 3 (1.92%) VBA
5 2 (1.28%) Java
5 2 (1.28%) SQL
6 1 (0.64%) Bash Shell
6 1 (0.64%) C#
6 1 (0.64%) ES6
6 1 (0.64%) JavaScript
Qualifications
1 74 (47.44%) Cisco Certification
2 54 (34.62%) CCNA
3 43 (27.56%) CCNP
4 31 (19.87%) CCIE
5 25 (16.03%) CCSA
6 21 (13.46%) CCSE
6 21 (13.46%) Check Point Certification
6 21 (13.46%) JNCIS
6 21 (13.46%) Microsoft Certification
7 18 (11.54%) MCITP
7 18 (11.54%) MCSE
8 16 (10.26%) Degree
9 14 (8.97%) MCP
9 14 (8.97%) VERITAS Certified Professional (VCP)
9 14 (8.97%) VMware Certified Professional (VCP)
10 10 (6.41%) PhD
11 9 (5.77%) JNCIP
12 6 (3.85%) JNCIA
12 6 (3.85%) SANS
13 4 (2.56%) CCDA
Quality Assurance & Compliance
1 15 (9.62%) SLA
System Software
1 57 (36.54%) Active Directory
2 17 (10.90%) VMware Infrastructure
3 14 (8.97%) Terminal Services
3 14 (8.97%) vSphere
4 10 (6.41%) XenServer
5 6 (3.85%) Firmware
6 1 (0.64%) Docker
Systems Management
1 26 (16.67%) Backup Exec
2 15 (9.62%) SolarWinds Orion
3 14 (8.97%) vCenter Server
4 13 (8.33%) SCCM
4 13 (8.33%) XenMobile
5 12 (7.69%) Cisco Prime
6 9 (5.77%) Cisco CUCM
7 8 (5.13%) FortiGate
8 5 (3.21%) SCOM
9 3 (1.92%) WMI
10 2 (1.28%) NetBackup
10 2 (1.28%) Netcool
10 2 (1.28%) Puppet
11 1 (0.64%) Kibana
11 1 (0.64%) ZABBIX
Vendors
1 117 (75.00%) Cisco
2 61 (39.10%) Juniper
3 48 (30.77%) Microsoft
4 37 (23.72%) F5
5 30 (19.23%) Veeam
6 29 (18.59%) VMware
7 27 (17.31%) CheckPoint
7 27 (17.31%) HP
8 22 (14.10%) Citrix
8 22 (14.10%) Palo Alto
9 20 (12.82%) Dell
10 15 (9.62%) SolarWinds
11 14 (8.97%) Draytek
11 14 (8.97%) ProCurve
11 14 (8.97%) SonicWALL
11 14 (8.97%) Symantec
11 14 (8.97%) Veritas
11 14 (8.97%) WatchGuard
11 14 (8.97%) ZyXEL
12 12 (7.69%) Barracuda Networks