Period
to 13 May 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for IIS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited IIS over the 6 months to 13 May 2021 with a comparison to the same period in the previous 2 years.

Microsoft Internet Information Services (IIS)
Central London > City of London
6 months to
13 May 2021
Same period 2020 Same period 2019
Rank 216 220 204
Rank change year-on-year +4 -16 +19
Permanent jobs citing IIS 18 54 131
As % of all permanent jobs advertised in the City of London 0.36% 0.73% 1.31%
As % of the Application Platforms category 2.68% 5.25% 8.60%
Number of salaries quoted 18 51 121
10th Percentile £45,875 £46,250 £29,000
25th Percentile £54,000 £48,987 £43,750
Median annual salary (50th Percentile) £77,500 £60,000 £50,000
Median % change year-on-year +29.17% +20.00% -13.04%
75th Percentile £95,000 £79,375 £68,000
90th Percentile £111,625 £93,750 £82,500
Central London median annual salary £71,250 £67,500 £50,000
% change year-on-year +5.56% +35.00% -16.67%

IIS is in the Application Platforms 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 application platform skills.

All Application Platform Skills
City of London
Permanent vacancies with a requirement for application platform skills 671 1,028 1,523
As % of all permanent IT jobs advertised in the City of London 13.57% 13.94% 15.23%
Number of salaries quoted 612 923 1,345
10th Percentile £46,250 £38,100 £32,500
25th Percentile £55,000 £46,250 £46,250
Median annual salary (50th Percentile) £75,000 £65,000 £65,000
Median % change year-on-year +15.38% - +8.33%
75th Percentile £88,750 £78,125 £81,250
90th Percentile £102,500 £93,750 £95,000
Central London median annual salary £72,500 £65,000 £62,500
% change year-on-year +11.54% +4.00% +4.17%

IIS
Job Vacancy Trend in the City of London

Job postings citing IIS as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for IIS in the City of London

IIS
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing IIS in the City of London.

Salary trend for IIS in the City of London

IIS
Salary Histogram in the City of London

Salary distribution for jobs citing IIS in the City of London over the 6 months to 13 May 2021.

Salary histogram for IIS in the City of London

For the 6 months to 13 May 2021, IT jobs citing IIS 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 IIS.

1 14 (77.78%) Windows
1 14 (77.78%) Azure
2 12 (66.67%) Microsoft
3 11 (61.11%) SQL Server
4 10 (55.56%) Active Directory
4 10 (55.56%) DNS
4 10 (55.56%) Microsoft 365
5 9 (50.00%) PowerShell
6 8 (44.44%) Microsoft Office
6 8 (44.44%) DHCP
7 7 (38.89%) SQL
7 7 (38.89%) SCCM
7 7 (38.89%) Windows Server
8 6 (33.33%) Windows Server 2012
8 6 (33.33%) Amazon RDS
8 6 (33.33%) Finance
9 5 (27.78%) Agile Software Development
9 5 (27.78%) SCOM
9 5 (27.78%) .NET
9 5 (27.78%) Citrix
9 5 (27.78%) Azure Active Directory
10 4 (22.22%) DevOps
10 4 (22.22%) VPN
10 4 (22.22%) Firewall
10 4 (22.22%) Linux
10 4 (22.22%) MS Exchange
10 4 (22.22%) Hyper-V
10 4 (22.22%) AWS
10 4 (22.22%) XenApp
10 4 (22.22%) XenDesktop

IIS
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 4 (22.22%) MS Exchange
2 3 (16.67%) SharePoint
3 2 (11.11%) Tomcat
4 1 (5.56%) Apache
4 1 (5.56%) Confluence
4 1 (5.56%) ejabberd
4 1 (5.56%) Exchange Server 2003
4 1 (5.56%) nginx
4 1 (5.56%) SAS
Applications
1 8 (44.44%) Microsoft Office
Business Applications
1 2 (11.11%) Relativity
2 1 (5.56%) FastStats
2 1 (5.56%) Unica
Cloud Services
1 14 (77.78%) Azure
2 10 (55.56%) Microsoft 365
3 5 (27.78%) Azure Active Directory
4 4 (22.22%) AWS
5 2 (11.11%) Amazon EC2
5 2 (11.11%) Amazon ELB
5 2 (11.11%) Amazon S3
5 2 (11.11%) AWS CloudFormation
5 2 (11.11%) AWS Lambda
5 2 (11.11%) Dynamics 365
5 2 (11.11%) Route 53
5 2 (11.11%) SaaS
5 2 (11.11%) Serverless
5 2 (11.11%) Virtual Private Cloud
6 1 (5.56%) Azure Cosmos DB
6 1 (5.56%) Google Workspace
6 1 (5.56%) Mimecast
6 1 (5.56%) npm
Communications & Networking
1 10 (55.56%) DNS
2 8 (44.44%) DHCP
3 4 (22.22%) Firewall
3 4 (22.22%) VPN
4 3 (16.67%) BGP
4 3 (16.67%) NetScaler
5 2 (11.11%) FTP
5 2 (11.11%) LAN
5 2 (11.11%) MPLS
5 2 (11.11%) VLAN
6 1 (5.56%) Asterisk PBX
6 1 (5.56%) Cisco ASA
6 1 (5.56%) Cisco IOS
6 1 (5.56%) Cisco Nexus
6 1 (5.56%) Internet
6 1 (5.56%) PBX
6 1 (5.56%) SNMP
6 1 (5.56%) TCP/IP
6 1 (5.56%) VoIP
6 1 (5.56%) WAN
Database & Business Intelligence
1 11 (61.11%) SQL Server
2 6 (33.33%) Amazon RDS
3 2 (11.11%) SQL Server 2012
3 2 (11.11%) SQL Server 2014
4 1 (5.56%) MongoDB
4 1 (5.56%) NoSQL
4 1 (5.56%) Redis
4 1 (5.56%) Relational Database
Development Applications
1 3 (16.67%) JIRA
2 2 (11.11%) Atlassian Bamboo
2 2 (11.11%) Git (software)
2 2 (11.11%) Jenkins
3 1 (5.56%) Bitbucket
3 1 (5.56%) gulp
3 1 (5.56%) jspm
3 1 (5.56%) Moq
3 1 (5.56%) NUnit
3 1 (5.56%) Octopus Deploy
3 1 (5.56%) SQL Server Management Studio (SSMS)
General
1 6 (33.33%) Finance
2 3 (16.67%) Analytical Skills
3 2 (11.11%) Banking
3 2 (11.11%) Investment Banking
3 2 (11.11%) Social Skills
4 1 (5.56%) Games
4 1 (5.56%) Marketing
4 1 (5.56%) Organisational Skills
4 1 (5.56%) Telecoms
Job Titles
1 4 (22.22%) Architect
2 3 (16.67%) Cloud Architect
2 3 (16.67%) Cloud Infrastructure Architect
2 3 (16.67%) Infrastructure Architect
2 3 (16.67%) IT Architect
2 3 (16.67%) IT Infrastructure Architect
3 2 (11.11%) AWS Engineer
3 2 (11.11%) Azure Architect
3 2 (11.11%) C# Developer
3 2 (11.11%) Developer
3 2 (11.11%) DevOps Engineer
3 2 (11.11%) Head of IT
3 2 (11.11%) Head of IT Security
3 2 (11.11%) Head of Security
3 2 (11.11%) Senior C# Developer
3 2 (11.11%) Senior Developer
3 2 (11.11%) Senior SQL Developer
3 2 (11.11%) SQL Developer
4 1 (5.56%) Analyst
4 1 (5.56%) Network Engineer
Libraries, Frameworks & Software Standards
1 5 (27.78%) .NET
2 3 (16.67%) ASP.NET
2 3 (16.67%) JSON
3 1 (5.56%) .NET Framework
3 1 (5.56%) Ajax
3 1 (5.56%) Angular 2
3 1 (5.56%) AngularJS
3 1 (5.56%) ASP.NET MVC
3 1 (5.56%) COM
3 1 (5.56%) CSS
3 1 (5.56%) Entity Framework
3 1 (5.56%) HTML
3 1 (5.56%) jQuery
3 1 (5.56%) OAuth
3 1 (5.56%) REST
3 1 (5.56%) Sass
3 1 (5.56%) SignalR
3 1 (5.56%) WCF
3 1 (5.56%) WebSockets
3 1 (5.56%) XMPP
Miscellaneous
1 3 (16.67%) Data Centre
1 3 (16.67%) Management Information System
2 2 (11.11%) Equities
3 1 (5.56%) EFT
Operating Systems
1 14 (77.78%) Windows
2 7 (38.89%) Windows Server
3 6 (33.33%) Windows Server 2012
4 4 (22.22%) Linux
5 3 (16.67%) Windows Server 2016
5 3 (16.67%) Windows Server 2019
6 2 (11.11%) Windows Server 2008
7 1 (5.56%) Debian
7 1 (5.56%) Red Hat Enterprise Linux
7 1 (5.56%) VMS
7 1 (5.56%) Windows 10
7 1 (5.56%) Windows 7
Processes & Methodologies
1 5 (27.78%) Agile Software Development
2 4 (22.22%) DevOps
2 4 (22.22%) Risk Management
3 3 (16.67%) ITIL
3 3 (16.67%) MVC
3 3 (16.67%) Problem-Solving
3 3 (16.67%) SOLID
3 3 (16.67%) TOGAF
4 2 (11.11%) Architecture Roadmap
4 2 (11.11%) Computer Science
4 2 (11.11%) Cybersecurity
4 2 (11.11%) Disaster Recovery
4 2 (11.11%) Infrastructure Automation
4 2 (11.11%) Infrastructure Engineering
4 2 (11.11%) ISMS
4 2 (11.11%) OO
4 2 (11.11%) Risk Assessment
4 2 (11.11%) SDLC
4 2 (11.11%) Technology Roadmap
4 2 (11.11%) Time Management
Programming Languages
1 9 (50.00%) PowerShell
2 7 (38.89%) SQL
3 3 (16.67%) Bash Shell
3 3 (16.67%) C#
3 3 (16.67%) Python
3 3 (16.67%) T-SQL
4 2 (11.11%) Java
4 2 (11.11%) JavaScript
4 2 (11.11%) VBA
5 1 (5.56%) C
5 1 (5.56%) Perl
5 1 (5.56%) PHP
5 1 (5.56%) R
5 1 (5.56%) TypeScript
Qualifications
1 3 (16.67%) CISSP
2 2 (11.11%) CISM
2 2 (11.11%) Degree
3 1 (5.56%) (ISC)2 CCSP
3 1 (5.56%) Cisco Certification
3 1 (5.56%) Computer Science Degree
Quality Assurance & Compliance
1 4 (22.22%) ISO/IEC 27001
2 1 (5.56%) Cyber Essentials
2 1 (5.56%) Cyber Essentials PLUS
2 1 (5.56%) ISO 22301
2 1 (5.56%) SLA
System Software
1 10 (55.56%) Active Directory
2 4 (22.22%) Hyper-V
2 4 (22.22%) XenApp
2 4 (22.22%) XenDesktop
3 3 (16.67%) Docker
3 3 (16.67%) VMware Infrastructure
4 1 (5.56%) iptables
4 1 (5.56%) Kamailio
4 1 (5.56%) KVM
4 1 (5.56%) Postfix
4 1 (5.56%) QEMU
Systems Management
1 7 (38.89%) SCCM
2 5 (27.78%) SCOM
3 3 (16.67%) Ansible
3 3 (16.67%) Kubernetes
3 3 (16.67%) Puppet
3 3 (16.67%) SCOrch
3 3 (16.67%) Single Sign-On
4 2 (11.11%) Opscode Chef
5 1 (5.56%) Backup Exec
5 1 (5.56%) Galera Cluster
5 1 (5.56%) HAProxy
5 1 (5.56%) MIIS
5 1 (5.56%) Symantec Endpoint Protection
5 1 (5.56%) ZABBIX
Vendors
1 12 (66.67%) Microsoft
2 5 (27.78%) Citrix
3 3 (16.67%) VMware
4 2 (11.11%) CheckPoint
4 2 (11.11%) Cisco
4 2 (11.11%) Fidessa
4 2 (11.11%) NetApp
4 2 (11.11%) SolarWinds
5 1 (5.56%) Apteco
5 1 (5.56%) Dell
5 1 (5.56%) GENBAND
5 1 (5.56%) HP
5 1 (5.56%) IBM
5 1 (5.56%) Juniper
5 1 (5.56%) Mitel
5 1 (5.56%) Nortel
5 1 (5.56%) Percona
5 1 (5.56%) SonicWALL
5 1 (5.56%) Symantec
5 1 (5.56%) Veritas