Period
to 17 December 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for DNS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DNS over the 6 months to 17 December 2018 with a comparison to the same period in the previous 2 years.

Domain Name System (DNS)
Central London > City of London
6 months to
17 Dec 2018
Same period 2017 Same period 2016
Rank 123 131 139
Rank change year-on-year +8 +8 +3
Permanent jobs citing DNS 269 234 236
As % of all permanent IT jobs advertised in the City of London 2.53% 2.26% 2.10%
As % of the Communications & Networking category 19.44% 15.82% 13.46%
Number of salaries quoted 256 213 200
City of London median annual salary £47,000 £52,500 £45,000
Median salary % change year-on-year -10.48% +16.67% -
10th Percentile £29,875 £31,250 £26,250
90th Percentile £78,750 £79,900 £72,500
Central London median annual salary £45,500 £47,500 £45,000
% change year-on-year -4.21% +5.56% -

DNS 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 the City of London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
City of London
Permanent vacancies with a requirement for communications or computer networking skills 1,384 1,479 1,753
As % of all permanent IT jobs advertised in the City of London 13.01% 14.26% 15.60%
Number of salaries quoted 1,228 1,335 1,543
City of London median annual salary £55,000 £55,000 £55,000
10th Percentile £30,750 £31,250 £30,826
90th Percentile £87,875 £82,500 £78,750
Central London median annual salary £55,000 £52,500 £55,000
% change year-on-year +4.76% -4.55% +6.80%

DNS
Job Vacancy Trend in the City of London

Job postings citing DNS as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for DNS in the City of London

DNS
Salary Trend in the City of London

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

Salary trend for DNS in the City of London

DNS
Salary Histogram in the City of London

The salary distribution of IT jobs citing DNS in the City of London over the 6 months to 17 December 2018.

Salary histogram for DNS in the City of London

For the 6 months to 17 December 2018, IT jobs citing DNS 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 City of London region with a requirement for DNS.

1 217 (80.67%) Windows
2 199 (73.98%) Active Directory
3 168 (62.45%) DHCP
4 158 (58.74%) Windows Server
5 152 (56.51%) Microsoft
6 111 (41.26%) Firewall
7 109 (40.52%) VMware
7 109 (40.52%) TCP/IP
8 103 (38.29%) Windows Server 2012
9 100 (37.17%) Windows Server 2008
10 99 (36.80%) PowerShell
10 99 (36.80%) Office 365
11 89 (33.09%) Finance
12 78 (29.00%) Microsoft Azure
13 73 (27.14%) Infrastructure Engineering
14 71 (26.39%) Windows 10
15 67 (24.91%) MS Exchange
16 65 (24.16%) VMware Infrastructure
17 64 (23.79%) Hyper-V
17 64 (23.79%) DevOps
18 59 (21.93%) Agile Software Development
19 58 (21.56%) ITIL
20 57 (21.19%) SAN
20 57 (21.19%) SCCM
21 56 (20.82%) SQL
22 53 (19.70%) Linux
22 53 (19.70%) Microsoft Office
22 53 (19.70%) LAN
23 52 (19.33%) Windows 7
24 50 (18.59%) WAN

DNS
Co-occurring 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 67 (24.91%) MS Exchange
2 32 (11.90%) IIS
3 24 (8.92%) SharePoint
4 20 (7.43%) Exchange Server 2010
5 19 (7.06%) Apache
5 19 (7.06%) Skype for Business
6 14 (5.20%) Exchange Server 2013
7 12 (4.46%) nginx
8 10 (3.72%) Tomcat
9 6 (2.23%) Exchange Server 2007
10 5 (1.86%) Apache Solr
11 3 (1.12%) CMS
12 2 (0.74%) Office Communications Server
12 2 (0.74%) OpenStack
13 1 (0.37%) Confluence
13 1 (0.37%) Exchange Server 2003
13 1 (0.37%) IBM Notes
13 1 (0.37%) Oracle SOA Suite
13 1 (0.37%) SharePoint 2010
13 1 (0.37%) SharePoint 2013
Applications
1 53 (19.70%) Microsoft Office
2 1 (0.37%) Microsoft Excel
Business Applications
1 3 (1.12%) Dynamics NAV
2 2 (0.74%) Elite 3E
3 1 (0.37%) Dynamics CRM
3 1 (0.37%) FLEXCUBE
3 1 (0.37%) SAP ERP
Cloud Services
1 99 (36.80%) Office 365
2 78 (29.00%) Microsoft Azure
3 38 (14.13%) Amazon AWS
4 25 (9.29%) SaaS
5 14 (5.20%) IaaS
6 13 (4.83%) PaaS
7 10 (3.72%) Azure Active Directory
8 9 (3.35%) Google Cloud Platform
9 8 (2.97%) Mimecast
10 4 (1.49%) AWS CloudFormation
10 4 (1.49%) Dynamics 365
10 4 (1.49%) Serverless
11 3 (1.12%) Amazon EC2
11 3 (1.12%) Amazon ELB
11 3 (1.12%) Amazon S3
11 3 (1.12%) AWS Lambda
11 3 (1.12%) Cloud Computing
11 3 (1.12%) Route 53
11 3 (1.12%) Virtual Private Cloud
12 2 (0.74%) SoftLayer
Communications & Networking
1 168 (62.45%) DHCP
2 111 (41.26%) Firewall
3 109 (40.52%) TCP/IP
4 57 (21.19%) SAN
5 53 (19.70%) LAN
6 50 (18.59%) WAN
7 42 (15.61%) VPN
8 39 (14.50%) VLAN
9 34 (12.64%) Skype
10 31 (11.52%) Wireless
11 22 (8.18%) IP Telephony
12 20 (7.43%) HTTP
12 20 (7.43%) Internet
12 20 (7.43%) SSL
13 19 (7.06%) MPLS
14 16 (5.95%) NetScaler
15 14 (5.20%) BGP
15 14 (5.20%) Remote Desktop
16 13 (4.83%) FTP
17 12 (4.46%) OSPF
Database & Business Intelligence
1 49 (18.22%) SQL Server
2 11 (4.09%) SQL Server 2008
3 10 (3.72%) SQL Server 2012
4 9 (3.35%) Amazon RDS
5 8 (2.97%) MySQL
6 7 (2.60%) SQL Server 2016
7 5 (1.86%) SQL Server 2005
8 4 (1.49%) SQL Server 2014
9 3 (1.12%) NoSQL
9 3 (1.12%) Relational Database
10 2 (0.74%) Amazon DynamoDB
10 2 (0.74%) Azure SQL Database
10 2 (0.74%) IDOL
10 2 (0.74%) PostgreSQL
10 2 (0.74%) Redis
11 1 (0.37%) Apache Cassandra
11 1 (0.37%) Apache Hive
11 1 (0.37%) Business Intelligence Development Studio
11 1 (0.37%) MongoDB
11 1 (0.37%) SQL Server Reporting Services
Development Applications
1 14 (5.20%) Git (software)
2 8 (2.97%) Jenkins
3 6 (2.23%) Team Foundation Server
4 5 (1.86%) JIRA
4 5 (1.86%) Vagrant
5 4 (1.49%) Atlassian Bamboo
5 4 (1.49%) Subversion
6 3 (1.12%) GitLab
6 3 (1.12%) Visual Studio
7 2 (0.74%) Octopus Deploy
8 1 (0.37%) Bitbucket
8 1 (0.37%) Emacs
8 1 (0.37%) Gerrit
8 1 (0.37%) Maven
8 1 (0.37%) TeamCity
8 1 (0.37%) Toad
General
1 89 (33.09%) Finance
2 23 (8.55%) Law
2 23 (8.55%) Telecoms
3 19 (7.06%) Legal
4 13 (4.83%) Advertising
5 8 (2.97%) Banking
6 5 (1.86%) Retail
7 3 (1.12%) Marketing
8 2 (0.74%) Japanese Language
8 2 (0.74%) Private Banking
8 2 (0.74%) Spanish Language
9 1 (0.37%) Financial Institution
9 1 (0.37%) Games
9 1 (0.37%) Hungarian Language
9 1 (0.37%) Investment Banking
9 1 (0.37%) Pharmaceutical
Job Titles
1 60 (22.30%) Support Engineer
2 54 (20.07%) Infrastructure Engineer
3 36 (13.38%) IT Engineer
4 29 (10.78%) Analyst
4 29 (10.78%) Windows Engineer
5 28 (10.41%) IT Support
6 25 (9.29%) 2nd Line Support
6 25 (9.29%) Administrator
7 24 (8.92%) Server Engineer
8 21 (7.81%) 3rd Line Engineer
8 21 (7.81%) IT Support Engineer
8 21 (7.81%) Network Engineer
8 21 (7.81%) Systems Administrator
9 20 (7.43%) Support Analyst
10 19 (7.06%) Windows Server Engineer
11 16 (5.95%) Applications Support
11 16 (5.95%) Desktop Support
11 16 (5.95%) Exchange Engineer
12 15 (5.58%) 3rd Line Support
12 15 (5.58%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 11 (4.09%) LDAP
1 11 (4.09%) Web Services
2 10 (3.72%) .NET
3 8 (2.97%) Elastic Stack
4 5 (1.86%) Node.js
4 5 (1.86%) XML
5 4 (1.49%) LAMP
5 4 (1.49%) X-Windows
6 3 (1.12%) .NET Framework
6 3 (1.12%) 802.1X
6 3 (1.12%) jQuery
6 3 (1.12%) LEMP Stack
7 2 (0.74%) CSS
7 2 (0.74%) HTML
7 2 (0.74%) Regular Expression
7 2 (0.74%) REST
7 2 (0.74%) Software Packaging
7 2 (0.74%) XMPP
8 1 (0.37%) ASP.NET
8 1 (0.37%) Entity Framework
Miscellaneous
1 38 (14.13%) PKI
2 36 (13.38%) Data Centre
3 16 (5.95%) Self-Motivation
4 13 (4.83%) Clustering
5 10 (3.72%) Analytical Skills
6 7 (2.60%) Public Cloud
6 7 (2.60%) Replication
6 7 (2.60%) Video Conferencing
7 6 (2.23%) Driving Licence
7 6 (2.23%) Management Information System
8 4 (1.49%) Fintech
9 3 (1.12%) Private Cloud
10 2 (0.74%) Enterprise Storage
10 2 (0.74%) Foreign Exchange (FX)
10 2 (0.74%) Hedge funds
10 2 (0.74%) HP StoreVirtual
10 2 (0.74%) RSA SecurID
10 2 (0.74%) User Experience
10 2 (0.74%) Xbox
11 1 (0.37%) Client/Server
Operating Systems
1 217 (80.67%) Windows
2 158 (58.74%) Windows Server
3 103 (38.29%) Windows Server 2012
4 100 (37.17%) Windows Server 2008
5 71 (26.39%) Windows 10
6 53 (19.70%) Linux
7 52 (19.33%) Windows 7
8 18 (6.69%) Unix
9 9 (3.35%) Windows Server 2003
10 8 (2.97%) Mac OS
11 7 (2.60%) Debian
11 7 (2.60%) Solaris
11 7 (2.60%) Windows 8
12 6 (2.23%) Android
12 6 (2.23%) Ubuntu
13 5 (1.86%) CentOS
13 5 (1.86%) Mac OS X
14 4 (1.49%) Red Hat Enterprise Linux
15 3 (1.12%) Windows XP
16 2 (0.74%) VMS
Processes & Methodologies
1 73 (27.14%) Infrastructure Engineering
2 64 (23.79%) DevOps
3 59 (21.93%) Agile Software Development
4 58 (21.56%) ITIL
5 40 (14.87%) Scrum
6 36 (13.38%) Migration
7 33 (12.27%) Systems Engineering
8 26 (9.67%) Configuration Management
8 26 (9.67%) Root Cause Analysis
9 24 (8.92%) Continuous Improvement
9 24 (8.92%) Problem-Solving
10 20 (7.43%) Service Management
11 15 (5.58%) Cybersecurity
12 14 (5.20%) ITIL V3
12 14 (5.20%) Kalman Filter
12 14 (5.20%) Load Balancing
13 12 (4.46%) Project Management
13 12 (4.46%) Security Patching
13 12 (4.46%) Server Virtualisation
14 11 (4.09%) Performance Tuning
Programming Languages
1 99 (36.80%) PowerShell
2 56 (20.82%) SQL
3 31 (11.52%) Python
4 19 (7.06%) Java
5 18 (6.69%) Bash Shell
6 9 (3.35%) Ruby
7 7 (2.60%) C#
7 7 (2.60%) PHP
8 5 (1.86%) Perl
9 4 (1.49%) C
9 4 (1.49%) C++
10 3 (1.12%) JavaScript
11 2 (0.74%) PL/SQL
11 2 (0.74%) Shell Script
11 2 (0.74%) T-SQL
12 1 (0.37%) Go
12 1 (0.37%) Scala
12 1 (0.37%) VB
12 1 (0.37%) VB.NET
12 1 (0.37%) VB6
Qualifications
1 28 (10.41%) Degree
2 25 (9.29%) Microsoft Certification
3 24 (8.92%) Cisco Certification
4 19 (7.06%) MCSE
5 13 (4.83%) CCNP
6 12 (4.46%) MCSA
7 11 (4.09%) CCNA
8 10 (3.72%) VMware Certified Professional (VCP)
9 9 (3.35%) MCP
10 6 (2.23%) VERITAS Certified Professional (VCP)
11 5 (1.86%) ITIL Foundation Certificate
12 4 (1.49%) Computer Science Degree
13 3 (1.12%) A+ Certification
13 3 (1.12%) AWS Certification
13 3 (1.12%) MCDST
13 3 (1.12%) RHCE
14 2 (0.74%) ITIL Certification
14 2 (0.74%) MCITP
14 2 (0.74%) SC Cleared
14 2 (0.74%) Security Cleared
Quality Assurance & Compliance
1 13 (4.83%) ISO/IEC 27001
2 11 (4.09%) Cyber Essentials
2 11 (4.09%) GDPR
3 10 (3.72%) HIPAA
3 10 (3.72%) SLA
4 1 (0.37%) COBIT
4 1 (0.37%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
4 1 (0.37%) PCI DSS
System Software
1 199 (73.98%) Active Directory
2 65 (24.16%) VMware Infrastructure
3 64 (23.79%) Hyper-V
4 21 (7.81%) XenApp
5 18 (6.69%) Docker
6 13 (4.83%) XenDesktop
7 11 (4.09%) VMware ESXi
7 11 (4.09%) vSphere
8 9 (3.35%) XenServer
9 8 (2.97%) Virtual Servers
10 7 (2.60%) LXC
11 6 (2.23%) Veritas Cluster Server
11 6 (2.23%) Virtual Desktop
12 4 (1.49%) Firmware
13 3 (1.12%) DFS Replication
13 3 (1.12%) Terminal Server
13 3 (1.12%) VirtualBox
14 2 (0.74%) KVM
14 2 (0.74%) Microsoft Virtual Server
14 2 (0.74%) Xen
Systems Management
1 57 (21.19%) SCCM
2 49 (18.22%) SCOM
3 28 (10.41%) Opscode Chef
4 27 (10.04%) Puppet
5 26 (9.67%) Ansible
6 19 (7.06%) Backup Exec
7 16 (5.95%) Nagios
8 13 (4.83%) Terraform
9 11 (4.09%) Kubernetes
10 7 (2.60%) HP SIM
10 7 (2.60%) Single Sign-On
11 6 (2.23%) Cisco CUCM
11 6 (2.23%) ZABBIX
12 5 (1.86%) HAProxy
12 5 (1.86%) Prometheus
13 4 (1.49%) WSUS
14 3 (1.12%) Docker Swarm
14 3 (1.12%) vCenter Server
14 3 (1.12%) XenMobile
15 2 (0.74%) Stealthwatch
Vendors
1 152 (56.51%) Microsoft
2 109 (40.52%) VMware
3 47 (17.47%) Citrix
4 45 (16.73%) Cisco
5 25 (9.29%) HP
6 21 (7.81%) Veeam
7 16 (5.95%) Dell
8 15 (5.58%) CheckPoint
9 14 (5.20%) Splunk
10 13 (4.83%) Veritas
11 12 (4.46%) SolarWinds
12 10 (3.72%) Avaya
12 10 (3.72%) Red Hat
13 8 (2.97%) Nortel
13 8 (2.97%) Riverbed
14 7 (2.60%) Aerohive Networks
14 7 (2.60%) Apple
14 7 (2.60%) Google
14 7 (2.60%) Oracle
14 7 (2.60%) Sophos