Period
to 9 July 2020

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 9 July 2020 with a comparison to the same period in the previous 2 years.

Domain Name System (DNS)
Central London > City of London
6 months to
9 Jul 2020
Same period 2019 Same period 2018
Rank 128 117 103
Rank change year-on-year -11 -14 -6
Permanent jobs citing DNS 120 284 351
As % of all permanent jobs advertised in the City of London 2.00% 2.71% 3.09%
As % of the Communications & Networking category 15.50% 20.88% 19.72%
Number of salaries quoted 124 254 321
Median annual salary £60,000 £50,000 £52,500
Median salary % change year-on-year +20.00% -4.76% +10.53%
10th Percentile £35,000 £28,500 £30,500
90th Percentile £83,750 £82,500 £75,000
Central London median annual salary £55,000 £47,500 £52,500
% change year-on-year +15.79% -9.52% +16.67%

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 774 1,360 1,780
As % of all permanent IT jobs advertised in the City of London 12.90% 13.00% 15.67%
Number of salaries quoted 682 1,227 1,582
Median annual salary £60,000 £59,000 £57,500
Median salary % change year-on-year +1.69% +2.61% +8.49%
10th Percentile £36,250 £29,000 £31,250
90th Percentile £88,625 £88,750 £85,000
Central London median annual salary £60,000 £55,000 £57,500
% change year-on-year +9.09% -4.35% +11.65%

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 9 July 2020.

Salary histogram for DNS in the City of London

DNS
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DNS within the City of London region over the 6 months to 9 July 2020. 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
Moorgate - 3 £75,000 -
DNS
Central London

For the 6 months to 9 July 2020, 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 81 (67.50%) DHCP
2 74 (61.67%) Microsoft
3 66 (55.00%) Windows
4 57 (47.50%) TCP/IP
5 56 (46.67%) Active Directory
6 55 (45.83%) Cisco
7 52 (43.33%) Azure
8 51 (42.50%) Office 365
8 51 (42.50%) Finance
9 47 (39.17%) Firewall
10 45 (37.50%) VMware
11 41 (34.17%) Windows Server
12 38 (31.67%) PowerShell
13 36 (30.00%) VPN
14 35 (29.17%) AWS
15 32 (26.67%) Data Centre
16 28 (23.33%) WAN
16 28 (23.33%) Information Security
17 27 (22.50%) VMware Infrastructure
18 26 (21.67%) CheckPoint
18 26 (21.67%) MS Exchange
19 24 (20.00%) ITIL
19 24 (20.00%) OSPF
19 24 (20.00%) Windows Server 2012
20 23 (19.17%) Infrastructure Engineering
21 22 (18.33%) Microsoft Office
21 22 (18.33%) Linux
21 22 (18.33%) Cisco IOS
22 20 (16.67%) Python
22 20 (16.67%) BGP

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 26 (21.67%) MS Exchange
2 16 (13.33%) Exchange Server 2010
3 15 (12.50%) IIS
4 6 (5.00%) SharePoint
4 6 (5.00%) Tomcat
5 5 (4.17%) Exchange Server 2013
5 5 (4.17%) Skype for Business
6 3 (2.50%) Apache
6 3 (2.50%) Exchange Server 2007
7 2 (1.67%) JBoss
7 2 (1.67%) Resin
7 2 (1.67%) WebLogic
7 2 (1.67%) WebSphere
8 1 (0.83%) Exchange Server 2003
8 1 (0.83%) SharePoint 2010
Applications
1 22 (18.33%) Microsoft Office
2 12 (10.00%) Microsoft Excel
3 11 (9.17%) Microsoft PowerPoint
4 3 (2.50%) Gliffy
4 3 (2.50%) MS Visio
Business Applications
1 4 (3.33%) FastStats
1 4 (3.33%) Unica
2 3 (2.50%) Oracle Applications
3 2 (1.67%) Elite 3E
Cloud Services
1 52 (43.33%) Azure
2 51 (42.50%) Office 365
3 35 (29.17%) AWS
4 15 (12.50%) Azure Active Directory
5 6 (5.00%) GCP
5 6 (5.00%) IaaS
5 6 (5.00%) PaaS
6 4 (3.33%) Amazon EC2
7 3 (2.50%) Mimecast
8 2 (1.67%) SaaS
9 1 (0.83%) Amazon ECS
9 1 (0.83%) Azure Functions
9 1 (0.83%) G Suite
9 1 (0.83%) Serverless
Communications & Networking
1 81 (67.50%) DHCP
2 57 (47.50%) TCP/IP
3 47 (39.17%) Firewall
4 36 (30.00%) VPN
5 28 (23.33%) WAN
6 24 (20.00%) OSPF
7 22 (18.33%) Cisco IOS
8 20 (16.67%) BGP
9 19 (15.83%) VoIP
10 18 (15.00%) Cisco ASA
10 18 (15.00%) Multicast
10 18 (15.00%) NX-OS
11 17 (14.17%) HTTP
11 17 (14.17%) MPLS
11 17 (14.17%) Network Security
12 16 (13.33%) VLAN
12 16 (13.33%) Wi-Fi
13 15 (12.50%) Cisco Nexus
14 10 (8.33%) EIGRP
14 10 (8.33%) IPv6
Database & Business Intelligence
1 7 (5.83%) SQL Server
2 5 (4.17%) MySQL
3 3 (2.50%) NoSQL
4 1 (0.83%) Amazon DynamoDB
4 1 (0.83%) Azure SQL Database
4 1 (0.83%) Cosmos DB
4 1 (0.83%) Relational Database
Development Applications
1 5 (4.17%) JIRA
2 3 (2.50%) Octopus Deploy
3 2 (1.67%) Artifactory
3 2 (1.67%) Git (software)
3 2 (1.67%) Gradle
4 1 (0.83%) Jenkins
4 1 (0.83%) TeamCity
4 1 (0.83%) Visual Studio Team System
General
1 51 (42.50%) Finance
2 20 (16.67%) Financial Institution
3 11 (9.17%) Telecoms
4 6 (5.00%) Front Office
5 5 (4.17%) Back Office
6 4 (3.33%) Law
6 4 (3.33%) Legal
6 4 (3.33%) Marketing
7 3 (2.50%) Banking
7 3 (2.50%) Pharmaceutical
Job Titles
1 27 (22.50%) Network Engineer
2 21 (17.50%) Senior Network Engineer
3 18 (15.00%) Infrastructure Engineer
4 10 (8.33%) Analyst
4 10 (8.33%) Architect
5 9 (7.50%) Cisco Engineer
5 9 (7.50%) Cisco Network Engineer
5 9 (7.50%) Penetration Tester
5 9 (7.50%) Senior Cisco Engineer
5 9 (7.50%) Senior Cisco Network Engineer
5 9 (7.50%) Support Engineer
5 9 (7.50%) Tester
6 8 (6.67%) Network Architect
7 6 (5.00%) Administrator
7 6 (5.00%) Senior Infrastructure Engineer
8 5 (4.17%) Systems Administrator
9 4 (3.33%) Cloud Engineer
9 4 (3.33%) IT Engineer
9 4 (3.33%) IT Infrastructure Engineer
9 4 (3.33%) Support Technician
Libraries, Frameworks & Software Standards
1 12 (10.00%) REST
1 12 (10.00%) SOAP
2 9 (7.50%) 802.1X
2 9 (7.50%) XML
3 3 (2.50%) OAuth
4 2 (1.67%) .NET
4 2 (1.67%) LAMP
4 2 (1.67%) LDAP
5 1 (0.83%) JSON
Miscellaneous
1 32 (26.67%) Data Centre
2 10 (8.33%) Hybrid Cloud
3 9 (7.50%) Public Cloud
3 9 (7.50%) Video Conferencing
4 6 (5.00%) Blackberry
4 6 (5.00%) Distributed Denial-of-Service
5 5 (4.17%) Analytical Skills
5 5 (4.17%) Management Information System
6 4 (3.33%) Clustering
6 4 (3.33%) EFT
6 4 (3.33%) Self-Motivation
6 4 (3.33%) User Experience
7 3 (2.50%) Replication
7 3 (2.50%) RSA SecurID
8 2 (1.67%) Hedge funds
8 2 (1.67%) iPad
8 2 (1.67%) iPhone
9 1 (0.83%) BYOD
9 1 (0.83%) NHS
9 1 (0.83%) PKI
Operating Systems
1 66 (55.00%) Windows
2 41 (34.17%) Windows Server
3 24 (20.00%) Windows Server 2012
4 22 (18.33%) Linux
5 19 (15.83%) Windows 10
6 16 (13.33%) Windows Server 2016
7 12 (10.00%) Windows Server 2008
8 11 (9.17%) Windows 7
9 5 (4.17%) Unix
10 4 (3.33%) Windows Server 2019
11 3 (2.50%) Apple iOS
11 3 (2.50%) Solaris
12 2 (1.67%) Android
13 1 (0.83%) CentOS
13 1 (0.83%) Mac OS X
13 1 (0.83%) Ubuntu
13 1 (0.83%) Windows Server 2003
13 1 (0.83%) Windows XP
Processes & Methodologies
1 28 (23.33%) Information Security
2 24 (20.00%) ITIL
3 23 (19.17%) Infrastructure Engineering
4 19 (15.83%) Project Delivery
5 15 (12.50%) Vulnerability Management
6 14 (11.67%) Penetration Testing
7 13 (10.83%) Load Balancing
8 12 (10.00%) Disaster Recovery
8 12 (10.00%) Risk Management
9 10 (8.33%) Cybersecurity
9 10 (8.33%) Problem-Solving
9 10 (8.33%) Test Automation
9 10 (8.33%) Virtual Environments
10 9 (7.50%) DevSecOps
10 9 (7.50%) Ethical Hacking
10 9 (7.50%) Internal Audit
10 9 (7.50%) ITIL V3
10 9 (7.50%) ITSM
10 9 (7.50%) Manual Testing
10 9 (7.50%) OWASP
Programming Languages
1 38 (31.67%) PowerShell
2 20 (16.67%) Python
3 14 (11.67%) Bash Shell
4 11 (9.17%) Ruby
5 7 (5.83%) SQL
6 4 (3.33%) Perl
6 4 (3.33%) T-SQL
7 3 (2.50%) Java
7 3 (2.50%) Shell Script
8 2 (1.67%) C
8 2 (1.67%) C++
8 2 (1.67%) Java 8
8 2 (1.67%) PHP
8 2 (1.67%) Scala
8 2 (1.67%) VB.NET
9 1 (0.83%) VB
9 1 (0.83%) VBScript
Qualifications
1 19 (15.83%) Cisco Certification
2 17 (14.17%) Microsoft Certification
3 15 (12.50%) CCNP
4 13 (10.83%) MCSA
5 9 (7.50%) CEH
5 9 (7.50%) GWAPT
5 9 (7.50%) OSCP
6 7 (5.83%) MCP
7 6 (5.00%) MCSE
8 5 (4.17%) CCNA
9 3 (2.50%) Degree
9 3 (2.50%) ITIL Certification
10 2 (1.67%) CCDA
10 2 (1.67%) CCDP
10 2 (1.67%) CCIE
10 2 (1.67%) MCITP
10 2 (1.67%) PRINCE2 Certification
11 1 (0.83%) CISA
11 1 (0.83%) CISM
11 1 (0.83%) CISSP
Quality Assurance & Compliance
1 10 (8.33%) SLA
2 4 (3.33%) ISO/IEC 27001
3 3 (2.50%) GDPR
4 1 (0.83%) Cyber Essentials
System Software
1 56 (46.67%) Active Directory
2 27 (22.50%) VMware Infrastructure
3 19 (15.83%) Hyper-V
4 13 (10.83%) vSphere
5 9 (7.50%) VMware ESXi
5 9 (7.50%) XenDesktop
6 8 (6.67%) XenApp
7 3 (2.50%) DFS Replication
7 3 (2.50%) Virtual Machines
7 3 (2.50%) Xen
8 2 (1.67%) Citrix Hypervisor
8 2 (1.67%) VMware Workstation
9 1 (0.83%) BitLocker
9 1 (0.83%) Docker
9 1 (0.83%) Veritas Cluster Server
Systems Management
1 14 (11.67%) SCCM
2 9 (7.50%) vCenter Server
3 6 (5.00%) Nagios
4 5 (4.17%) Microsoft Clustering
4 5 (4.17%) Microsoft Intune
5 4 (3.33%) Backup Exec
5 4 (3.33%) SCOM
5 4 (3.33%) Symantec Endpoint Protection
5 4 (3.33%) Terraform
6 3 (2.50%) Kubernetes
6 3 (2.50%) PowerCLI
7 2 (1.67%) Ansible
7 2 (1.67%) HP SIM
7 2 (1.67%) McAfee ePO
8 1 (0.83%) Cisco CUCM
8 1 (0.83%) Kibana
8 1 (0.83%) NetMRI
8 1 (0.83%) Opscode Chef
8 1 (0.83%) PaperCut
8 1 (0.83%) Puppet
Vendors
1 74 (61.67%) Microsoft
2 55 (45.83%) Cisco
3 45 (37.50%) VMware
4 26 (21.67%) CheckPoint
5 18 (15.00%) F5
5 18 (15.00%) Infoblox
6 17 (14.17%) Citrix
7 15 (12.50%) Meraki
8 13 (10.83%) Avaya
9 12 (10.00%) HP
9 12 (10.00%) Palo Alto
10 11 (9.17%) Juniper
11 9 (7.50%) Apple
11 9 (7.50%) ForeScout
12 8 (6.67%) Bloomberg
12 8 (6.67%) Reuters
13 6 (5.00%) Arista
13 6 (5.00%) Dell
13 6 (5.00%) Nortel
14 5 (4.17%) Sophos