Period
to 25 September 2018

The following table provides summary statistics for permanent job vacancies advertised in London 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 25 September 2018 with a comparison to the same period in the previous 2 years.

Digital Subscriber Line (DSL)
England > London
6 months to
25 Sep 2018
Same period 2017 Same period 2016
Rank 770 768 813
Rank change year-on-year -2 +45 +33
Permanent jobs citing DSL 36 74 45
As % of all permanent IT jobs advertised in London 0.052% 0.099% 0.058%
As % of the Communications & Networking category 0.38% 0.66% 0.37%
Number of salaries quoted 26 67 41
London median annual salary £44,250 £55,000 £55,000
Median salary % change year-on-year -19.55% - +22.22%
10th Percentile £26,250 £24,750 £41,250
90th Percentile £86,250 £65,000 £77,500
England median annual salary £29,500 £42,000 £43,000
% change year-on-year -29.76% -2.33% +22.86%

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 advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Permanent vacancies with a requirement for communications or computer networking skills 9,407 11,143 12,244
As % of all permanent IT jobs advertised in London 13.67% 14.88% 15.74%
Number of salaries quoted 7,734 9,110 10,515
London median annual salary £55,000 £55,000 £53,139
Median salary % change year-on-year - +3.50% +6.28%
10th Percentile £30,000 £30,000 £29,750
90th Percentile £85,000 £80,000 £80,000
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - -

DSL
Job Vacancy Trend in London

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

Job vacancy trend for DSL in London

DSL
Salary Trend in London

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

Salary trend for DSL in London

DSL
Salary Histogram in London

The salary distribution of IT jobs citing DSL in London over the 6 months to 25 September 2018.

Salary histogram for DSL in London

DSL
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DSL within the London region over the 6 months to 25 September 2018. 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
Central London -38 10 £72,500 +20.83% 2
North London - 1 £29,500 -
DSL
England

For the 6 months to 25 September 2018, IT jobs citing DSL also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for DSL.

1 19 (52.78%) VPN
2 18 (50.00%) Cisco
2 18 (50.00%) Microsoft
2 18 (50.00%) LAN
2 18 (50.00%) Firewall
3 15 (41.67%) TCP/IP
3 15 (41.67%) Windows
3 15 (41.67%) Windows 7
3 15 (41.67%) Problem-Solving
4 14 (38.89%) Windows 10
4 14 (38.89%) Microsoft Office
4 14 (38.89%) DNS
4 14 (38.89%) DHCP
4 14 (38.89%) Active Directory
5 13 (36.11%) VoIP
5 13 (36.11%) Palo Alto
5 13 (36.11%) Analytical Skills
5 13 (36.11%) Self-Motivation
6 11 (30.56%) Finance
7 10 (27.78%) MPLS
7 10 (27.78%) Windows Server 2008
7 10 (27.78%) Windows Server
8 9 (25.00%) ServiceNow
8 9 (25.00%) G Suite
8 9 (25.00%) Cisco ASA
8 9 (25.00%) Polycom
8 9 (25.00%) Video Conferencing
8 9 (25.00%) Veeam
8 9 (25.00%) Backup Exec
8 9 (25.00%) Google

DSL
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:

Application Platforms
1 5 (13.89%) MS Exchange
2 4 (11.11%) Skype for Business
3 2 (5.56%) Apache
3 2 (5.56%) Apache Spark
4 1 (2.78%) Elasticsearch
4 1 (2.78%) IIS
4 1 (2.78%) SharePoint
4 1 (2.78%) SharePoint Server
Applications
1 14 (38.89%) Microsoft Office
Cloud Services
1 9 (25.00%) G Suite
2 6 (16.67%) Amazon AWS
2 6 (16.67%) Office 365
3 4 (11.11%) IaaS
3 4 (11.11%) SaaS
4 1 (2.78%) Amazon EC2
4 1 (2.78%) Amazon S3
4 1 (2.78%) Microsoft Azure
Communications & Networking
1 19 (52.78%) VPN
2 18 (50.00%) Firewall
2 18 (50.00%) LAN
3 15 (41.67%) TCP/IP
4 14 (38.89%) DHCP
4 14 (38.89%) DNS
5 13 (36.11%) VoIP
6 10 (27.78%) MPLS
7 9 (25.00%) ADSL
7 9 (25.00%) Cisco ASA
7 9 (25.00%) Ethernet
7 9 (25.00%) Internet
7 9 (25.00%) WAN
8 5 (13.89%) BGP
8 5 (13.89%) HSRP
8 5 (13.89%) Network Security
8 5 (13.89%) OSPF
8 5 (13.89%) VLAN
8 5 (13.89%) VPLS
8 5 (13.89%) VRRP
Database & Business Intelligence
1 3 (8.33%) NoSQL
2 2 (5.56%) Big Data
2 2 (5.56%) Hadoop
2 2 (5.56%) Hazelcast
2 2 (5.56%) Impala
3 1 (2.78%) Relational Database
Development Applications
1 3 (8.33%) Cucumber
1 3 (8.33%) Git (software)
1 3 (8.33%) Jasmine
1 3 (8.33%) Jenkins
1 3 (8.33%) JUnit
1 3 (8.33%) Selenium
2 2 (5.56%) Karma Test Runner
General
1 11 (30.56%) Finance
2 5 (13.89%) Banking
3 1 (2.78%) Marketing
3 1 (2.78%) Telecoms
Job Titles
1 10 (27.78%) Support Engineer
2 9 (25.00%) Customer Engineer
2 9 (25.00%) Customer Support Engineer
2 9 (25.00%) Help Desk Engineer
2 9 (25.00%) Help Desk Support
2 9 (25.00%) Help Desk Support Engineer
3 7 (19.44%) Developer
4 5 (13.89%) Field Engineer
4 5 (13.89%) Field Service Engineer
4 5 (13.89%) Network Engineer
5 4 (11.11%) Core Network Engineer
5 4 (11.11%) F# Developer
5 4 (11.11%) Haskell Developer
5 4 (11.11%) Haskell Programmer
5 4 (11.11%) OCaml Developer
5 4 (11.11%) OCaml Programmer
5 4 (11.11%) Presales Engineer
5 4 (11.11%) Programmer
5 4 (11.11%) Scala Developer
6 3 (8.33%) Angular Developer
Libraries, Frameworks & Software Standards
1 3 (8.33%) AngularJS
1 3 (8.33%) CSS
1 3 (8.33%) Elastic Stack
1 3 (8.33%) HTML
1 3 (8.33%) HTML5
2 2 (5.56%) .NET
2 2 (5.56%) .NET Framework
2 2 (5.56%) Angular 2
2 2 (5.56%) Hibernate
2 2 (5.56%) Lambda Expressions
2 2 (5.56%) Sass
2 2 (5.56%) Scalaz
2 2 (5.56%) Software Packaging
2 2 (5.56%) Spring
3 1 (2.78%) libvirt
3 1 (2.78%) REST
3 1 (2.78%) Web Services
Miscellaneous
1 13 (36.11%) Analytical Skills
1 13 (36.11%) Self-Motivation
2 9 (25.00%) Video Conferencing
3 7 (19.44%) Greenfield Project
4 5 (13.89%) Fintech
5 4 (11.11%) Blackberry
5 4 (11.11%) Computer Science
5 4 (11.11%) Hedge funds
5 4 (11.11%) IVR
5 4 (11.11%) Wiki
6 3 (8.33%) Credit Risk
6 3 (8.33%) Data Centre
7 1 (2.78%) iPhone
Operating Systems
1 15 (41.67%) Windows
1 15 (41.67%) Windows 7
2 14 (38.89%) Windows 10
3 10 (27.78%) Windows Server
3 10 (27.78%) Windows Server 2008
4 5 (13.89%) Android
5 4 (11.11%) Apple iOS
5 4 (11.11%) Windows 8
5 4 (11.11%) Windows Mobile
6 3 (8.33%) CentOS
6 3 (8.33%) Fedora
6 3 (8.33%) Linux
6 3 (8.33%) Unix
7 2 (5.56%) Windows Server 2012
Processes & Methodologies
1 15 (41.67%) Problem-Solving
2 7 (19.44%) Technical Architecture
3 5 (13.89%) Agile Software Development
3 5 (13.89%) ITIL
4 4 (11.11%) Analytics
4 4 (11.11%) Continuous Improvement
4 4 (11.11%) Customer Requirements
4 4 (11.11%) Functional Programming
4 4 (11.11%) Network Architecture
4 4 (11.11%) Presales
4 4 (11.11%) Service Design
4 4 (11.11%) Telesales
4 4 (11.11%) Validation
5 3 (8.33%) Continuous Integration
5 3 (8.33%) DevOps
5 3 (8.33%) Integration Testing
5 3 (8.33%) Machine Learning
5 3 (8.33%) Open Source
5 3 (8.33%) Predictive Analysis
5 3 (8.33%) Test Automation
Programming Languages
1 7 (19.44%) Java
2 5 (13.89%) Java 8
2 5 (13.89%) Python
3 4 (11.11%) F#
3 4 (11.11%) Haskell
3 4 (11.11%) OCaml
3 4 (11.11%) Scala
4 3 (8.33%) Bash Shell
4 3 (8.33%) JavaScript
4 3 (8.33%) Perl
4 3 (8.33%) TypeScript
5 1 (2.78%) C++
5 1 (2.78%) Go
5 1 (2.78%) SQL
5 1 (2.78%) VB
5 1 (2.78%) VBA
Qualifications
1 9 (25.00%) CCNP
1 9 (25.00%) Cisco Certification
2 8 (22.22%) Degree
3 5 (13.89%) CCNA
3 5 (13.89%) Microsoft Certification
4 4 (11.11%) CCVP
4 4 (11.11%) JNCIP
4 4 (11.11%) MCITP
4 4 (11.11%) MCP
5 1 (2.78%) MCSA
Quality Assurance & Compliance
1 4 (11.11%) SLA
2 3 (8.33%) QA
3 1 (2.78%) GDPR
System Software
1 14 (38.89%) Active Directory
2 5 (13.89%) vSphere
3 4 (11.11%) Hyper-V
3 4 (11.11%) VMware Infrastructure
4 3 (8.33%) Docker
5 2 (5.56%) GlusterFS
6 1 (2.78%) KVM
6 1 (2.78%) QEMU
6 1 (2.78%) VMware ESXi
Systems Management
1 9 (25.00%) Backup Exec
2 4 (11.11%) AirWatch
2 4 (11.11%) XenMobile
3 3 (8.33%) Kubernetes
3 3 (8.33%) Puppet
3 3 (8.33%) Terraform
4 1 (2.78%) Ansible
4 1 (2.78%) Kibana
4 1 (2.78%) logstash
4 1 (2.78%) Opscode Chef
4 1 (2.78%) SCOM
Vendors
1 18 (50.00%) Cisco
1 18 (50.00%) Microsoft
2 13 (36.11%) Palo Alto
3 9 (25.00%) Google
3 9 (25.00%) HP
3 9 (25.00%) Polycom
3 9 (25.00%) ServiceNow
3 9 (25.00%) Veeam
4 7 (19.44%) VMware
5 5 (13.89%) Juniper
6 4 (11.11%) Acronis
6 4 (11.11%) Alcatel-Lucent
6 4 (11.11%) Avaya
6 4 (11.11%) Bloomberg
6 4 (11.11%) Eze Castle Integration
6 4 (11.11%) FactSet
6 4 (11.11%) Fortinet
6 4 (11.11%) MobileIron
6 4 (11.11%) Reuters
7 3 (8.33%) Red Hat