Period
to 19 May 2019

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 19 May 2019 with a comparison to the same period in the previous 2 years.

Domain Name System (DNS)
Central London > City of London
6 months to
19 May 2019
Same period 2018 Same period 2017
Rank 119 105 92
Rank change year-on-year -14 -13 +66
Permanent jobs citing DNS 263 321 334
As % of all permanent IT jobs advertised in the City of London 2.62% 3.02% 3.25%
As % of the Communications & Networking category 20.39% 18.89% 19.65%
Number of salaries quoted 229 284 299
City of London median annual salary £50,000 £55,000 £47,500
Median salary % change year-on-year -9.09% +15.79% -5.00%
10th Percentile £28,900 £31,250 £25,500
90th Percentile £82,750 £77,500 £70,250
Central London median annual salary £45,000 £52,500 £45,000
% change year-on-year -14.29% +16.67% -5.26%

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 1,290 1,699 1,700
As % of all permanent IT jobs advertised in the City of London 12.86% 15.97% 16.56%
Number of salaries quoted 1,166 1,529 1,562
City of London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% +4.76%
10th Percentile £29,750 £31,250 £28,500
90th Percentile £88,750 £83,750 £80,000
Central London median annual salary £55,000 £55,000 £52,500
% change year-on-year - +4.76% -

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 19 May 2019.

Salary histogram for DNS in the City of London

For the 6 months to 19 May 2019, 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.

1 185 (70.34%) Windows
2 181 (68.82%) Active Directory
3 166 (63.12%) DHCP
4 127 (48.29%) Microsoft
5 112 (42.59%) Finance
5 112 (42.59%) Windows Server
6 103 (39.16%) Office 365
7 100 (38.02%) TCP/IP
8 94 (35.74%) VMware
9 92 (34.98%) Firewall
10 83 (31.56%) Windows Server 2008
11 73 (27.76%) Windows Server 2012
12 71 (27.00%) Microsoft Azure
13 69 (26.24%) PowerShell
14 66 (25.10%) Windows 10
15 64 (24.33%) VMware Infrastructure
16 60 (22.81%) Linux
17 59 (22.43%) Migration
18 54 (20.53%) Amazon AWS
19 51 (19.39%) Cisco
20 50 (19.01%) ITIL
20 50 (19.01%) SQL
21 49 (18.63%) Microsoft Office
22 48 (18.25%) VPN
22 48 (18.25%) MS Exchange
22 48 (18.25%) Degree
23 47 (17.87%) Infrastructure Engineering
24 46 (17.49%) LAN
25 43 (16.35%) Citrix
25 43 (16.35%) Agile Software Development

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 48 (18.25%) MS Exchange
2 28 (10.65%) IIS
3 22 (8.37%) Skype for Business
4 15 (5.70%) SharePoint
5 12 (4.56%) Exchange Server 2010
6 9 (3.42%) Exchange Server 2013
7 8 (3.04%) Exchange Server 2003
8 5 (1.90%) Apache
9 3 (1.14%) Confluence
9 3 (1.14%) nginx
10 2 (0.76%) Office Communications Server
10 2 (0.76%) Tomcat
11 1 (0.38%) Apache Solr
11 1 (0.38%) Apache Spark
11 1 (0.38%) IBM Notes
Applications
1 49 (18.63%) Microsoft Office
2 4 (1.52%) Microsoft Excel
2 4 (1.52%) Microsoft PowerPoint
Business Applications
1 1 (0.38%) Distributed Ledger
Cloud Services
1 103 (39.16%) Office 365
2 71 (27.00%) Microsoft Azure
3 54 (20.53%) Amazon AWS
4 24 (9.13%) IaaS
5 21 (7.98%) PaaS
6 13 (4.94%) SaaS
7 11 (4.18%) Google Cloud Platform
8 10 (3.80%) Dynamics 365
9 8 (3.04%) Amazon EC2
9 8 (3.04%) Amazon S3
9 8 (3.04%) Azure Active Directory
9 8 (3.04%) Serverless
10 7 (2.66%) Cloudflare
10 7 (2.66%) Route 53
11 6 (2.28%) AWS Lambda
11 6 (2.28%) Virtual Private Cloud
12 5 (1.90%) AWS CloudTrail
12 5 (1.90%) Mimecast
12 5 (1.90%) OneDrive
13 4 (1.52%) Power Platform
Communications & Networking
1 166 (63.12%) DHCP
2 100 (38.02%) TCP/IP
3 92 (34.98%) Firewall
4 48 (18.25%) VPN
5 46 (17.49%) LAN
6 40 (15.21%) WAN
7 37 (14.07%) SAN
8 29 (11.03%) SSL
8 29 (11.03%) VLAN
9 24 (9.13%) Skype
9 24 (9.13%) Wireless
10 22 (8.37%) VoIP
11 19 (7.22%) Internet
12 18 (6.84%) HTTP
13 11 (4.18%) BGP
14 10 (3.80%) IPsec
14 10 (3.80%) Network Security
14 10 (3.80%) OSPF
15 9 (3.42%) EIGRP
15 9 (3.42%) IP Telephony
Database & Business Intelligence
1 24 (9.13%) SQL Server
2 8 (3.04%) NoSQL
3 6 (2.28%) Amazon RDS
4 5 (1.90%) Amazon DynamoDB
4 5 (1.90%) MySQL
5 4 (1.52%) PostgreSQL
5 4 (1.52%) Power BI
6 3 (1.14%) Apache Cassandra
6 3 (1.14%) Data Warehouse
6 3 (1.14%) MongoDB
6 3 (1.14%) Relational Database
7 2 (0.76%) Azure SQL Database
7 2 (0.76%) SQL Server 2016
8 1 (0.38%) Apache Hive
8 1 (0.38%) Hadoop
8 1 (0.38%) SQL Server 2008
8 1 (0.38%) SQL Server 2012
8 1 (0.38%) SQL Server 2014
Development Applications
1 8 (3.04%) JIRA
2 5 (1.90%) MSI
3 2 (0.76%) Jenkins
3 2 (0.76%) Vagrant
4 1 (0.38%) FishEye
4 1 (0.38%) FogBugz
4 1 (0.38%) Git (software)
4 1 (0.38%) Hudson
4 1 (0.38%) Team Foundation Server
General
1 112 (42.59%) Finance
2 20 (7.60%) Banking
3 16 (6.08%) Law
4 12 (4.56%) Telecoms
5 8 (3.04%) Legal
6 5 (1.90%) Investment Banking
6 5 (1.90%) Publishing
7 2 (0.76%) Pharmaceutical
8 1 (0.38%) Advertising
8 1 (0.38%) Japanese Language
Job Titles
1 37 (14.07%) Analyst
2 36 (13.69%) Support Engineer
3 31 (11.79%) IT Support
4 28 (10.65%) Desktop Support
4 28 (10.65%) Infrastructure Engineer
5 25 (9.51%) Network Engineer
6 23 (8.75%) 2nd Line Support
7 22 (8.37%) Support Analyst
8 21 (7.98%) IT Engineer
9 18 (6.84%) IT Support Engineer
10 17 (6.46%) Infrastructure Specialist
11 15 (5.70%) IT Analyst
12 14 (5.32%) DevOps Engineer
12 14 (5.32%) Platform Engineer
13 13 (4.94%) Desktop Engineer
14 12 (4.56%) Administrator
14 12 (4.56%) Desktop Support Engineer
15 10 (3.80%) Consultant
15 10 (3.80%) Support Technician
15 10 (3.80%) Systems Administrator
Libraries, Frameworks & Software Standards
1 13 (4.94%) LDAP
2 9 (3.42%) Software Packaging
3 7 (2.66%) Web Services
4 4 (1.52%) HTML
5 3 (1.14%) RabbitMQ
5 3 (1.14%) Regular Expression
5 3 (1.14%) RESTful
6 2 (0.76%) .NET
6 2 (0.76%) 802.1X
7 1 (0.38%) CSS
7 1 (0.38%) Django
7 1 (0.38%) Elastic Stack
7 1 (0.38%) Flask
7 1 (0.38%) GraphQL
7 1 (0.38%) Java SE
7 1 (0.38%) LAMP
7 1 (0.38%) REST
7 1 (0.38%) Ruby on Rails
7 1 (0.38%) Vue.js
7 1 (0.38%) XMPP
Miscellaneous
1 35 (13.31%) Data Centre
2 19 (7.22%) Analytical Skills
2 19 (7.22%) PKI
3 17 (6.46%) Self-Motivation
4 14 (5.32%) Video Conferencing
5 12 (4.56%) iPad
6 11 (4.18%) iPhone
7 10 (3.80%) Clustering
7 10 (3.80%) Smartphone
8 9 (3.42%) Fintech
8 9 (3.42%) Management Information System
9 8 (3.04%) Public Cloud
10 7 (2.66%) Foreign Exchange (FX)
11 6 (2.28%) Xbox
12 5 (1.90%) Replication
13 4 (1.52%) Private Cloud
14 3 (1.14%) Hybrid Cloud
15 2 (0.76%) Blackberry
15 2 (0.76%) CMDB
16 1 (0.38%) Client/Server
Operating Systems
1 185 (70.34%) Windows
2 112 (42.59%) Windows Server
3 83 (31.56%) Windows Server 2008
4 73 (27.76%) Windows Server 2012
5 66 (25.10%) Windows 10
6 60 (22.81%) Linux
7 34 (12.93%) Windows 7
8 15 (5.70%) Red Hat Enterprise Linux
9 12 (4.56%) Windows Server 2003
10 9 (3.42%) Mac OS X
11 8 (3.04%) Apple iOS
12 7 (2.66%) Mac OS
13 6 (2.28%) Ubuntu
13 6 (2.28%) Unix
14 5 (1.90%) Android
15 3 (1.14%) CentOS
15 3 (1.14%) Windows 8
16 2 (0.76%) Debian
16 2 (0.76%) Fedora
16 2 (0.76%) Solaris
Processes & Methodologies
1 59 (22.43%) Migration
2 50 (19.01%) ITIL
3 47 (17.87%) Infrastructure Engineering
4 43 (16.35%) Agile Software Development
5 35 (13.31%) DevOps
6 33 (12.55%) Scrum
7 27 (10.27%) Information Security
7 27 (10.27%) Problem-Solving
8 20 (7.60%) Configuration Management
8 20 (7.60%) Root Cause Analysis
9 19 (7.22%) Security Management
10 17 (6.46%) Information Security Management
10 17 (6.46%) ISMS
10 17 (6.46%) Kalman Filter
11 15 (5.70%) Cybersecurity
12 14 (5.32%) Incident Management
12 14 (5.32%) Problem Management
13 13 (4.94%) Analytics
14 12 (4.56%) Change Control
14 12 (4.56%) Patch Management
Programming Languages
1 69 (26.24%) PowerShell
2 50 (19.01%) SQL
3 19 (7.22%) Python
4 11 (4.18%) Java
5 9 (3.42%) Ruby
6 8 (3.04%) C
7 6 (2.28%) C#
8 5 (1.90%) Bash Shell
9 3 (1.14%) VB
10 1 (0.38%) C++
10 1 (0.38%) Go
10 1 (0.38%) JavaScript
10 1 (0.38%) Perl
10 1 (0.38%) PHP
10 1 (0.38%) T-SQL
10 1 (0.38%) TypeScript
Qualifications
1 48 (18.25%) Degree
2 23 (8.75%) Microsoft Certification
3 17 (6.46%) Cisco Certification
3 17 (6.46%) MCSE
4 16 (6.08%) AWS Certification
4 16 (6.08%) ITIL Foundation Certificate
5 12 (4.56%) CCNP
5 12 (4.56%) MCSA
6 10 (3.80%) MCP
7 8 (3.04%) CISM
7 8 (3.04%) CISSP
8 7 (2.66%) CISA
9 5 (1.90%) VMware Certified Professional (VCP)
10 4 (1.52%) CCIE
10 4 (1.52%) ITIL Certification
10 4 (1.52%) MCTS
11 3 (1.14%) MCITP
12 2 (0.76%) A+ Certification
12 2 (0.76%) CCNA
12 2 (0.76%) CompTIA Security+
Quality Assurance & Compliance
1 14 (5.32%) SLA
2 6 (2.28%) ISO/IEC 27001
3 3 (1.14%) GDPR
3 3 (1.14%) QA
4 2 (0.76%) Cyber Essentials
4 2 (0.76%) HIPAA
System Software
1 181 (68.82%) Active Directory
2 64 (24.33%) VMware Infrastructure
3 42 (15.97%) Hyper-V
4 16 (6.08%) VMware ESXi
5 14 (5.32%) Docker
6 13 (4.94%) XenDesktop
7 10 (3.80%) XenApp
8 7 (2.66%) Virtual Machines
9 6 (2.28%) VMware Workstation
10 5 (1.90%) BitLocker
10 5 (1.90%) Microsoft App-V
11 4 (1.52%) Firmware
11 4 (1.52%) Virtual Servers
12 3 (1.14%) Cronacle
12 3 (1.14%) Microsoft Virtual Server
12 3 (1.14%) Veritas File System
12 3 (1.14%) Veritas Volume Manager
12 3 (1.14%) vSphere
13 2 (0.76%) Active Directory Lightweight Directory Services
13 2 (0.76%) Virtual Desktop
Systems Management
1 39 (14.83%) SCCM
2 15 (5.70%) Ansible
3 12 (4.56%) SCOM
4 10 (3.80%) Kubernetes
4 10 (3.80%) WSUS
5 9 (3.42%) Microsoft Clustering
6 8 (3.04%) Backup Exec
6 8 (3.04%) Opscode Chef
7 6 (2.28%) Puppet
7 6 (2.28%) Terraform
8 5 (1.90%) McAfee ePO
9 3 (1.14%) Malwarebytes
9 3 (1.14%) Norton AntiVirus
9 3 (1.14%) vCenter Server
10 2 (0.76%) Control-M
10 2 (0.76%) Jamf Pro
10 2 (0.76%) Nagios
10 2 (0.76%) NetBackup
10 2 (0.76%) Prometheus
10 2 (0.76%) Tivoli
Vendors
1 127 (48.29%) Microsoft
2 94 (35.74%) VMware
3 51 (19.39%) Cisco
4 43 (16.35%) Citrix
5 19 (7.22%) Red Hat
6 16 (6.08%) HP
7 14 (5.32%) Avaya
8 13 (4.94%) Veeam
9 11 (4.18%) CheckPoint
10 10 (3.80%) Apple
11 9 (3.42%) Symantec
11 9 (3.42%) Veritas
12 8 (3.04%) Dell
12 8 (3.04%) Palo Alto
13 7 (2.66%) SolarWinds
14 6 (2.28%) McAfee
15 5 (1.90%) arcserve
15 5 (1.90%) EMC
15 5 (1.90%) Splunk
16 4 (1.52%) Spiceworks