Period
to 24 February 2021

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 24 February 2021 with a comparison to the same period in the previous 2 years.

Domain Name System (DNS)
Central London > City of London
6 months to
24 Feb 2021
Same period 2020 Same period 2019
Rank 157 140 128
Rank change year-on-year -17 -12 0
Permanent jobs citing DNS 68 185 246
As % of all permanent jobs advertised in the City of London 1.46% 2.05% 2.40%
As % of the Communications & Networking category 15.32% 16.31% 18.94%
Number of salaries quoted 74 172 233
Median annual salary £71,250 £51,250 £50,000
Median salary % change year-on-year +39.02% +2.50% -9.09%
10th Percentile £38,651 £30,575 £31,250
90th Percentile £92,125 £73,750 £78,500
Central London median annual salary £60,000 £52,500 £45,000
% change year-on-year +14.29% +16.67% -10.00%

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 444 1,134 1,299
As % of all permanent IT jobs advertised in the City of London 9.56% 12.56% 12.66%
Number of salaries quoted 391 1,005 1,166
Median annual salary £65,000 £57,500 £55,000
Median salary % change year-on-year +13.04% +4.55% -
10th Percentile £40,625 £31,250 £30,000
90th Percentile £96,250 £90,000 £88,750
Central London median annual salary £62,500 £57,000 £55,000
% change year-on-year +9.65% +3.64% +4.27%

DNS
Job Vacancy Trend in the City of London

Job postings citing DNS as a proportion 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

3-month moving average salary quoted in 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

Salary distribution for jobs citing DNS in the City of London over the 6 months to 24 February 2021.

Salary histogram for DNS in the City of London

For the 6 months to 24 February 2021, 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 47 (69.12%) DHCP
2 36 (52.94%) Windows
2 36 (52.94%) Active Directory
2 36 (52.94%) PowerShell
3 35 (51.47%) Microsoft 365
4 34 (50.00%) Microsoft
5 33 (48.53%) VMware
6 28 (41.18%) TCP/IP
6 28 (41.18%) Azure
7 25 (36.76%) Finance
7 25 (36.76%) Windows Server
8 22 (32.35%) Citrix
8 22 (32.35%) VMware Infrastructure
9 20 (29.41%) Cisco
10 19 (27.94%) ITIL
10 19 (27.94%) Data Centre
11 18 (26.47%) SharePoint
11 18 (26.47%) XenDesktop
11 18 (26.47%) AWS
12 15 (22.06%) VPN
12 15 (22.06%) Windows Server 2012
13 14 (20.59%) Azure Active Directory
13 14 (20.59%) NetScaler
13 14 (20.59%) Banking
14 13 (19.12%) Microsoft Intune
14 13 (19.12%) Firewall
15 12 (17.65%) SCCM
16 11 (16.18%) VoIP
16 11 (16.18%) IIS
16 11 (16.18%) Ansible

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 18 (26.47%) SharePoint
2 11 (16.18%) IIS
3 8 (11.76%) MS Exchange
4 4 (5.88%) Elasticsearch
5 3 (4.41%) Confluence
5 3 (4.41%) IBM Notes
6 2 (2.94%) Exchange Server 2010
7 1 (1.47%) Apache
7 1 (1.47%) Skype for Business
Applications
1 10 (14.71%) Microsoft Office
Business Applications
1 5 (7.35%) SAP Hybris
2 3 (4.41%) Eikon
3 2 (2.94%) Relativity
4 1 (1.47%) Tradar
Cloud Services
1 35 (51.47%) Microsoft 365
2 28 (41.18%) Azure
3 18 (26.47%) AWS
4 14 (20.59%) Azure Active Directory
5 10 (14.71%) SaaS
6 6 (8.82%) IaaS
7 5 (7.35%) Akamai
7 5 (7.35%) PaaS
8 4 (5.88%) Amazon CloudWatch
8 4 (5.88%) Mimecast
8 4 (5.88%) OneDrive
9 2 (2.94%) Amazon EC2
9 2 (2.94%) Amazon ELB
9 2 (2.94%) AWS CloudFormation
9 2 (2.94%) AWS Lambda
9 2 (2.94%) Dynamics 365
9 2 (2.94%) Power Platform
9 2 (2.94%) Route 53
9 2 (2.94%) Serverless
9 2 (2.94%) Virtual Private Cloud
Communications & Networking
1 47 (69.12%) DHCP
2 28 (41.18%) TCP/IP
3 15 (22.06%) VPN
4 14 (20.59%) NetScaler
5 13 (19.12%) Firewall
6 11 (16.18%) VoIP
7 10 (14.71%) DMZ
8 6 (8.82%) LAN
8 6 (8.82%) MPLS
8 6 (8.82%) WAN
9 5 (7.35%) iSCSI
10 4 (5.88%) NAS
10 4 (5.88%) Network Security
10 4 (5.88%) Unified Communications
10 4 (5.88%) VLAN
11 3 (4.41%) BGP
11 3 (4.41%) Cisco IOS
11 3 (4.41%) SAN
12 2 (2.94%) Internet
12 2 (2.94%) Skype
Database & Business Intelligence
1 8 (11.76%) Amazon RDS
2 7 (10.29%) SQL Server
3 2 (2.94%) MySQL
3 2 (2.94%) SQL Server 2012
3 2 (2.94%) SQL Server 2014
4 1 (1.47%) Oracle Database
4 1 (1.47%) Power BI
Development Applications
1 7 (10.29%) JIRA
2 3 (4.41%) Jenkins
3 2 (2.94%) Atlassian Bamboo
3 2 (2.94%) Git (software)
4 1 (1.47%) Chocolatey
General
1 25 (36.76%) Finance
2 14 (20.59%) Banking
3 6 (8.82%) Law
4 3 (4.41%) German Language
5 2 (2.94%) Advertising
5 2 (2.94%) French Language
5 2 (2.94%) Front Office
5 2 (2.94%) Italian Language
5 2 (2.94%) Spanish Language
6 1 (1.47%) Back Office
6 1 (1.47%) Dutch Language
6 1 (1.47%) Legal
6 1 (1.47%) Manufacturing
Job Titles
1 11 (16.18%) Architect
2 10 (14.71%) Citrix Engineer
3 9 (13.24%) Cisco Engineer
3 9 (13.24%) Support Engineer
4 7 (10.29%) Infrastructure Engineer
5 6 (8.82%) Network Engineer
6 5 (7.35%) Analyst
6 5 (7.35%) Azure Engineer
6 5 (7.35%) Infrastructure Architect
6 5 (7.35%) VMware Engineer
7 4 (5.88%) AWS DevOps
7 4 (5.88%) AWS Engineer
7 4 (5.88%) Cisco Architect
7 4 (5.88%) DevOps Engineer
7 4 (5.88%) IT Architect
7 4 (5.88%) IT Infrastructure Architect
7 4 (5.88%) Linux Engineer
7 4 (5.88%) Senior DevOps
7 4 (5.88%) Unified Communications Engineer
7 4 (5.88%) Windows Engineer
Libraries, Frameworks & Software Standards
1 9 (13.24%) Web Services
2 4 (5.88%) XMPP
3 2 (2.94%) .NET
3 2 (2.94%) AngularJS
3 2 (2.94%) LDAP
4 1 (1.47%) JSON
4 1 (1.47%) Software Packaging
Miscellaneous
1 19 (27.94%) Data Centre
2 6 (8.82%) Video Conferencing
3 5 (7.35%) Cloud Native
3 5 (7.35%) Replication
4 4 (5.88%) Analytical Skills
4 4 (5.88%) Clustering
4 4 (5.88%) FMCG
5 3 (4.41%) Client/Server
6 2 (2.94%) Hedge funds
6 2 (2.94%) Management Information System
6 2 (2.94%) PKI
6 2 (2.94%) Smartphone
6 2 (2.94%) User Experience
7 1 (1.47%) Mobile Computing
7 1 (1.47%) Public Cloud
7 1 (1.47%) Self-Motivation
Operating Systems
1 36 (52.94%) Windows
2 25 (36.76%) Windows Server
3 15 (22.06%) Windows Server 2012
4 10 (14.71%) Windows 10
4 10 (14.71%) Windows Server 2008
5 9 (13.24%) Linux
5 9 (13.24%) Windows Server 2016
6 7 (10.29%) Windows Server 2019
7 5 (7.35%) Android
7 5 (7.35%) Mac OS
7 5 (7.35%) Ubuntu
8 4 (5.88%) Unix
9 2 (2.94%) Apple iOS
10 1 (1.47%) Check Point GAiA
10 1 (1.47%) Red Hat Enterprise Linux
10 1 (1.47%) Windows 7
10 1 (1.47%) Windows 8
Processes & Methodologies
1 19 (27.94%) ITIL
2 11 (16.18%) Infrastructure Engineering
3 10 (14.71%) DevOps
4 9 (13.24%) Change Control
4 9 (13.24%) Load Balancing
4 9 (13.24%) Performance Tuning
4 9 (13.24%) Proactive Monitoring
5 8 (11.76%) Configuration Management
5 8 (11.76%) Migration
5 8 (11.76%) Problem-Solving
6 6 (8.82%) High Availability
7 5 (7.35%) Identity Access Management
7 5 (7.35%) Waterfall
8 4 (5.88%) Agile Software Development
8 4 (5.88%) Analytics
8 4 (5.88%) Business Transformation
8 4 (5.88%) Kanban
8 4 (5.88%) Microservices
8 4 (5.88%) Patch Management
8 4 (5.88%) Scrum
Programming Languages
1 36 (52.94%) PowerShell
2 9 (13.24%) Python
3 7 (10.29%) SQL
4 6 (8.82%) Java
5 5 (7.35%) Bash Shell
6 4 (5.88%) Go
6 4 (5.88%) Ruby
7 3 (4.41%) PHP
8 2 (2.94%) VB
9 1 (1.47%) Shell Script
Qualifications
1 8 (11.76%) Cisco Certification
2 7 (10.29%) CCNA
3 6 (8.82%) CCNP
4 5 (7.35%) Degree
4 5 (7.35%) ITIL Certification
5 4 (5.88%) CISSP
5 4 (5.88%) ITIL Foundation Certificate
6 3 (4.41%) CISM
6 3 (4.41%) MCSA
6 3 (4.41%) Microsoft Certification
7 2 (2.94%) MCP
7 2 (2.94%) MCSE
8 1 (1.47%) (ISC)2 CCSP
8 1 (1.47%) CCMSE
8 1 (1.47%) MOS
8 1 (1.47%) VCAP
8 1 (1.47%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 8 (11.76%) ISO/IEC 27001
2 4 (5.88%) Cyber Essentials
2 4 (5.88%) Cyber Essentials PLUS
3 1 (1.47%) ISO 22301
3 1 (1.47%) QA
3 1 (1.47%) SLA
System Software
1 36 (52.94%) Active Directory
2 22 (32.35%) VMware Infrastructure
3 18 (26.47%) XenDesktop
4 10 (14.71%) Docker
5 9 (13.24%) Hyper-V
6 6 (8.82%) XenApp
7 5 (7.35%) VMware ESXi
8 3 (4.41%) Virtual Desktop
9 2 (2.94%) DFS Replication
10 1 (1.47%) Microsoft Virtual Server
10 1 (1.47%) Virtual Machines
10 1 (1.47%) Virtual Servers
10 1 (1.47%) vSphere
Systems Management
1 13 (19.12%) Microsoft Intune
2 12 (17.65%) SCCM
3 11 (16.18%) Ansible
4 9 (13.24%) Puppet
4 9 (13.24%) Single Sign-On
5 8 (11.76%) Kubernetes
5 8 (11.76%) Opscode Chef
6 7 (10.29%) SCOM
7 5 (7.35%) SCOrch
7 5 (7.35%) vCenter Server
8 4 (5.88%) Cisco CUCM
8 4 (5.88%) Failover Clustering
8 4 (5.88%) Microsoft Data Protection Manager
8 4 (5.88%) SCDPM
9 2 (2.94%) Packer
9 2 (2.94%) Terraform
10 1 (1.47%) AirWatch
10 1 (1.47%) FortiGate
10 1 (1.47%) Nessus
10 1 (1.47%) WSUS
Vendors
1 34 (50.00%) Microsoft
2 33 (48.53%) VMware
3 22 (32.35%) Citrix
4 20 (29.41%) Cisco
5 9 (13.24%) Ivanti
6 6 (8.82%) HP
7 5 (7.35%) Adobe
7 5 (7.35%) hybris
7 5 (7.35%) Salesforce.com
7 5 (7.35%) SAP
8 4 (5.88%) Apple
8 4 (5.88%) Aruba
8 4 (5.88%) Avaya
8 4 (5.88%) Barracuda Networks
8 4 (5.88%) Bloomberg
8 4 (5.88%) CheckPoint
8 4 (5.88%) New Relic
8 4 (5.88%) NICE Systems
8 4 (5.88%) SolarWinds
8 4 (5.88%) Synology