The table below looks at the statistics for DSL skills in IT jobs advertised for the City of London region. Included is a guide to the salaries offered in IT jobs that have cited DSL over the 3 months to 9 December 2016 with a comparison to the same period over the previous 2 years.

3 months to
9 Dec 2016
Same period 2015 Same period 2014
Digital Subscriber Line (DSL)
Rank 229 259 312
Rank change year-on-year
+30 +53
Permanent jobs citing DSL 7 4 17
As % of all permanent IT jobs located in the City of London 0.13% 0.059% 0.15%
As % of the Communications & Networking category 0.81% 0.40% 0.88%
Number of salaries quoted 7 4 8
Median salary £25,000 £28,750 £32,500
Median salary % change year-on-year
-13.04% -11.53%
UK excluding London median salary £40,000 £30,500 £32,500
% change year-on-year
+31.14% -6.15%
DSL
London

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

Communications & Networking Category
City of London
Permanent IT job ads with a match in the
Communications & Networking category
864 994 1937
As % of all permanent IT jobs located in the City of London 16.25% 14.64% 17.60%
Number of salaries quoted 748 856 1689
Median salary £55,000 £50,000 £47,500
Median salary % change year-on-year
+10.00% +5.26%
90% offered a salary of more than £30,000 £29,000 £30,000
10% offered a salary of more than £77,500 £70,000 £75,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

DSL
Jobs Demand Trend in the City of London

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

DSL Jobs Demand Trend in the City of London

DSL
Salary Trend in the City of London

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

DSL Salary Trend in the City of London

DSL
Salary Histogram in the City of London

This chart provides a salary histogram for IT jobs citing DSL across the City of London region over the 3 months to 9 December 2016.

DSL Salary Histogram in the City of London

DSL
Top 30 Related IT Skills in the City of London

For the 6 months to 9 December 2016, 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 across the City of London region with a requirement for DSL.

1 6 (46.15%) Windows
1 6 (46.15%) Cisco
1 6 (46.15%) TCP/IP
1 6 (46.15%) Firewall
1 6 (46.15%) Finance
1 6 (46.15%) Windows Server
2 5 (38.46%) Fintech
2 5 (38.46%) Blockchain
2 5 (38.46%) Peer-to-Peer Networking
2 5 (38.46%) Driving Licence
2 5 (38.46%) Windows 10
2 5 (38.46%) Palo Alto
2 5 (38.46%) XenMobile
2 5 (38.46%) User Experience
2 5 (38.46%) Analytical Skills
2 5 (38.46%) Skype for Business
2 5 (38.46%) Agile Software Development
2 5 (38.46%) VMware
2 5 (38.46%) Backup Exec
2 5 (38.46%) Cryptography
2 5 (38.46%) Exchange Server 2007
2 5 (38.46%) IronPort
2 5 (38.46%) Polycom
2 5 (38.46%) VMware Infrastructure
2 5 (38.46%) XenServer
2 5 (38.46%) Veeam
2 5 (38.46%) Cisco ASA
2 5 (38.46%) VPN
2 5 (38.46%) DNS
2 5 (38.46%) Active Directory

DSL
Top Related IT Skills in the City of 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:

Application Platforms
1 5 (38.46%) Exchange Server 2007
1 5 (38.46%) MS Exchange
1 5 (38.46%) Skype for Business
2 1 (7.69%) Elasticsearch
Applications
1 5 (38.46%) MS Office
Cloud Services
1 1 (7.69%) Amazon AWS
1 1 (7.69%) Amazon EC2
1 1 (7.69%) GitHub
1 1 (7.69%) Virtual Private Cloud
Communications & Networking
1 6 (46.15%) Firewall
1 6 (46.15%) TCP/IP
2 5 (38.46%) ADSL
2 5 (38.46%) Cisco ASA
2 5 (38.46%) DHCP
2 5 (38.46%) DNS
2 5 (38.46%) Peer-to-Peer Networking
2 5 (38.46%) SAN
2 5 (38.46%) VoIP
2 5 (38.46%) VPN
3 1 (7.69%) BGP
3 1 (7.69%) Ethernet
3 1 (7.69%) IPv4
3 1 (7.69%) IPv6
3 1 (7.69%) MPLS
3 1 (7.69%) OSPF
Database & Business Intelligence
1 1 (7.69%) MongoDB
General
1 6 (46.15%) Finance
2 1 (7.69%) Front Office
2 1 (7.69%) Telecoms
Job Titles
1 5 (38.46%) IT Engineer
1 5 (38.46%) IT Support
1 5 (38.46%) IT Support Engineer
1 5 (38.46%) Support Engineer
2 4 (30.77%) Developer
3 3 (23.08%) Front End Developer (Client-Side Developer)
3 3 (23.08%) Senior Developer
4 2 (15.38%) Senior Front-End Developer
4 2 (15.38%) Senior UI Developer
4 2 (15.38%) Senior UI/UX Developer
4 2 (15.38%) Senior UX Developer
4 2 (15.38%) UI Developer
4 2 (15.38%) UI/UX Developer
4 2 (15.38%) UX Developer
5 1 (7.69%) Angular Developer
5 1 (7.69%) DevOps Engineer
5 1 (7.69%) Juniper Engineer
5 1 (7.69%) Lead DevOps
5 1 (7.69%) Lead DevOps Engineer
5 1 (7.69%) Project Delivery Manager
Libraries, Frameworks & Software Standards
1 4 (30.77%) AngularJS
1 4 (30.77%) CSS
1 4 (30.77%) HTML
1 4 (30.77%) LESS
1 4 (30.77%) React
1 4 (30.77%) Sass
2 2 (15.38%) Angular 2
2 2 (15.38%) D3.js
2 2 (15.38%) Electron Framework
Miscellaneous
1 5 (38.46%) Analytical Skills
1 5 (38.46%) Blockchain
1 5 (38.46%) Cryptography
1 5 (38.46%) Driving Licence
1 5 (38.46%) Fintech
1 5 (38.46%) User Experience
2 1 (7.69%) Computer Science
2 1 (7.69%) Cryptocurrency
Operating Systems
1 6 (46.15%) Windows
1 6 (46.15%) Windows Server
2 5 (38.46%) Windows 10
2 5 (38.46%) Windows Server 2003
2 5 (38.46%) Windows XP
3 1 (7.69%) Linux
Processes & Methodologies
1 5 (38.46%) Agile Software Development
2 4 (30.77%) Continuous Delivery
3 3 (23.08%) Front End Development
3 3 (23.08%) Open Source
4 2 (15.38%) SDLC
4 2 (15.38%) TDD
5 1 (7.69%) DevOps
5 1 (7.69%) Functional Programming
5 1 (7.69%) Microservices
5 1 (7.69%) Project Management
5 1 (7.69%) Quantitative Analysis
5 1 (7.69%) Scrum
5 1 (7.69%) Software Engineering
Programming Languages
1 4 (30.77%) JavaScript
2 2 (15.38%) C
2 2 (15.38%) Python
3 1 (7.69%) Bash Shell
3 1 (7.69%) Clojure
3 1 (7.69%) Go
3 1 (7.69%) Haskell
3 1 (7.69%) Java
3 1 (7.69%) Ruby
Qualifications
1 5 (38.46%) PhD
2 1 (7.69%) CCNP
2 1 (7.69%) Cisco Certification
System Software
1 5 (38.46%) Active Directory
1 5 (38.46%) VMware Infrastructure
1 5 (38.46%) XenServer
2 1 (7.69%) Docker
2 1 (7.69%) vSphere
Systems Management
1 5 (38.46%) Backup Exec
1 5 (38.46%) XenMobile
2 1 (7.69%) Ansible
Vendors
1 6 (46.15%) Cisco
2 5 (38.46%) Citrix
2 5 (38.46%) EMC
2 5 (38.46%) HP
2 5 (38.46%) IronPort
2 5 (38.46%) Microsoft
2 5 (38.46%) Palo Alto
2 5 (38.46%) Polycom
2 5 (38.46%) Veeam
2 5 (38.46%) VMware
3 1 (7.69%) Brocade
3 1 (7.69%) Juniper