Period
to 24 January 2021

The following table provides summary statistics for permanent job vacancies 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 24 January 2021 with a comparison to the same period in the previous 2 years.

Microsoft Internet Information Services (IIS)
UK
6 months to
24 Jan 2021
Same period 2020 Same period 2019
Rank 319 261 246
Rank change year-on-year -58 -15 -9
Permanent jobs citing IIS 602 1,570 2,132
As % of all permanent jobs advertised in the UK 0.95% 1.25% 1.40%
As % of the Application Platforms category 6.80% 8.50% 8.77%
Number of salaries quoted 604 1,315 1,845
Median annual salary £47,500 £50,000 £47,500
Median salary % change year-on-year -5.00% +5.26% +5.56%
10th Percentile £32,500 £30,750 £30,850
90th Percentile £69,625 £78,319 £75,000
UK excluding London median annual salary £42,500 £44,000 £44,000
% change year-on-year -3.41% - +10.00%

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 with a requirement for application platform skills.

All Application Platform Skills
UK
Permanent vacancies with a requirement for application platform skills 8,849 18,463 24,301
As % of all permanent IT jobs advertised in the UK 13.92% 14.69% 16.01%
Number of salaries quoted 7,091 14,966 19,616
Median annual salary £55,000 £50,000 £50,000
Median salary % change year-on-year +10.00% - +5.26%
10th Percentile £31,250 £27,500 £28,125
90th Percentile £86,250 £85,000 £85,000
UK excluding London median annual salary £45,000 £45,000 £43,000
% change year-on-year - +4.65% +4.88%

IIS
Job Vacancy Trend

Job postings citing IIS as a proportion of all IT jobs advertised.

Job vacancy trend for IIS in the UK

IIS
Salary Trend

3-month moving average salary quoted in jobs citing IIS.

Salary trend for IIS in the UK

IIS
Salary Histogram

Salary distribution for jobs citing IIS over the 6 months to 24 January 2021.

Salary histogram for IIS in the UK

IIS
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing IIS within the UK over the 6 months to 24 January 2021. 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
England -73 542 £48,500 -3.00% 100
UK excluding London -31 378 £42,500 -3.41% 74
London -33 189 £57,500 -8.00% 28
South East -40 112 £50,000 +11.11% 23
North of England -25 107 £45,000 - 20
Work from Home -27 102 £50,000 - 16
Midlands +60 73 £42,500 -5.56% 14
North West +26 69 £46,000 +6.98% 12
West Midlands +71 58 £42,500 -11.46% 6
South West +23 31 £42,500 +6.25% 8
Scotland +37 27 £37,500 +44.23% 2
Yorkshire -51 26 £35,000 -26.32% 6
East of England +51 16 £35,000 -12.50% 4
East Midlands +46 15 £42,500 +13.33% 8
North East +12 12 £38,750 -8.82% 2
Wales +33 11 £65,000 +73.33% 2
Northern Ireland +8 1 £35,000 +4.48% 1

For the 6 months to 24 January 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 with a requirement for IIS.

1 378 (62.79%) Windows
2 366 (60.80%) SQL Server
3 349 (57.97%) Azure
4 292 (48.50%) SQL
5 275 (45.68%) .NET
6 263 (43.69%) Microsoft
7 242 (40.20%) Windows Server
8 240 (39.87%) C#
9 228 (37.87%) PowerShell
10 182 (30.23%) DevOps
11 178 (29.57%) Active Directory
12 157 (26.08%) VMware
12 157 (26.08%) ASP.NET
13 147 (24.42%) JavaScript
14 132 (21.93%) CSS
15 131 (21.76%) HTML
16 125 (20.76%) AWS
17 119 (19.77%) MVC
18 118 (19.60%) Agile Software Development
19 117 (19.44%) Office 365
20 103 (17.11%) VMware Infrastructure
21 99 (16.45%) Git (software)
22 98 (16.28%) Linux
23 96 (15.95%) Finance
24 95 (15.78%) T-SQL
25 89 (14.78%) DNS
26 82 (13.62%) .NET Framework
27 80 (13.29%) ASP.NET Web API
28 79 (13.12%) Firewall
29 78 (12.96%) Infrastructure Engineering

IIS
Co-occurring IT Skills 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 46 (7.64%) Apache
2 45 (7.48%) SharePoint
3 29 (4.82%) CMS
4 25 (4.15%) Umbraco
5 22 (3.65%) EPiServer
5 22 (3.65%) Tomcat
6 18 (2.99%) Kentico
6 18 (2.99%) Sitecore CMS
6 18 (2.99%) WordPress
7 17 (2.82%) Confluence
8 16 (2.66%) nginx
9 15 (2.49%) Elasticsearch
10 10 (1.66%) WebSphere
11 9 (1.50%) MS Exchange
12 8 (1.33%) BizTalk Server
12 8 (1.33%) SAS
13 6 (1.00%) IBM Notes
13 6 (1.00%) JBoss
13 6 (1.00%) Skype for Business
14 4 (0.66%) OpenStack
Applications
1 26 (4.32%) Microsoft Office
2 9 (1.50%) Microsoft Excel
3 3 (0.50%) Adobe XD
3 3 (0.50%) Photoshop
4 1 (0.17%) MS Visio
Business Applications
1 14 (2.33%) nopCommerce
2 9 (1.50%) Dynamics CRM
2 9 (1.50%) Dynamics NAV
3 8 (1.33%) Remedy ITSM
3 8 (1.33%) SAP GTS
4 4 (0.66%) Bond Adapt
5 1 (0.17%) Dynamics AX
5 1 (0.17%) Magento
5 1 (0.17%) Relativity
5 1 (0.17%) Salesforce.com CRM
Cloud Services
1 349 (57.97%) Azure
2 125 (20.76%) AWS
3 117 (19.44%) Office 365
4 59 (9.80%) Azure Active Directory
5 48 (7.97%) SaaS
6 45 (7.48%) IaaS
7 42 (6.98%) PaaS
8 41 (6.81%) Cloud Computing
9 25 (4.15%) Power Platform
10 24 (3.99%) npm
11 15 (2.49%) Mimecast
12 14 (2.33%) Dynamics 365
13 11 (1.83%) Serverless
14 10 (1.66%) Azure ExpressRoute
15 9 (1.50%) Power Automate
16 8 (1.33%) Amazon ECS
17 6 (1.00%) Amazon EC2
17 6 (1.00%) Amazon EKS
17 6 (1.00%) AWS CloudFormation
17 6 (1.00%) PowerApps
Communications & Networking
1 89 (14.78%) DNS
2 79 (13.12%) Firewall
3 52 (8.64%) TCP/IP
4 48 (7.97%) DHCP
5 43 (7.14%) VPN
5 43 (7.14%) WAN
6 41 (6.81%) LAN
7 32 (5.32%) VLAN
8 27 (4.49%) Internet
9 25 (4.15%) Wi-Fi
10 19 (3.16%) Network Security
11 17 (2.82%) Cisco Nexus
11 17 (2.82%) Remote Desktop
12 16 (2.66%) HTTP
13 14 (2.33%) SAN
14 13 (2.16%) Cisco ASA
15 10 (1.66%) SSL
16 8 (1.33%) VoIP
17 7 (1.16%) NetScaler
18 6 (1.00%) Skype
Database & Business Intelligence
1 366 (60.80%) SQL Server
2 57 (9.47%) Azure SQL Database
3 47 (7.81%) SQL Server 2008
4 34 (5.65%) MySQL
5 31 (5.15%) SQL Server 2012
6 18 (2.99%) SQL Server 2005
7 16 (2.66%) Amazon RDS
8 15 (2.49%) Redis
8 15 (2.49%) Relational Database
8 15 (2.49%) SQL Server Integration Services
9 12 (1.99%) SQL Server Reporting Services
10 11 (1.83%) Cosmos DB
11 10 (1.66%) Oracle Database
11 10 (1.66%) Power BI
12 9 (1.50%) DB2
13 8 (1.33%) BusinessObjects
14 7 (1.16%) Hadoop
14 7 (1.16%) NoSQL
14 7 (1.16%) SQL Server 2014
15 6 (1.00%) MongoDB
Development Applications
1 99 (16.45%) Git (software)
2 58 (9.63%) Visual Studio
3 53 (8.80%) TeamCity
4 51 (8.47%) Octopus Deploy
5 38 (6.31%) Bitbucket
6 32 (5.32%) NUnit
7 29 (4.82%) Jenkins
7 29 (4.82%) Team Foundation Server
8 25 (4.15%) JIRA
8 25 (4.15%) MSTest
9 22 (3.65%) SQL Server Management Studio (SSMS)
10 19 (3.16%) SpecFlow
11 17 (2.82%) Oracle Forms
12 13 (2.16%) gulp
12 13 (2.16%) jspm
13 12 (1.99%) Moq
13 12 (1.99%) Visual Studio Code
14 7 (1.16%) GitLab
14 7 (1.16%) webpack
15 6 (1.00%) GoCD
General
1 96 (15.95%) Finance
2 19 (3.16%) Games
3 14 (2.33%) Legal
4 11 (1.83%) Law
5 10 (1.66%) Aerospace
5 10 (1.66%) Police
6 9 (1.50%) Marketing
7 6 (1.00%) Back Office
8 4 (0.66%) Banking
8 4 (0.66%) Front Office
8 4 (0.66%) Public Sector
9 2 (0.33%) Automotive
9 2 (0.33%) Pharmaceutical
9 2 (0.33%) Publishing
9 2 (0.33%) Retail
9 2 (0.33%) Telecoms
Job Titles
1 171 (28.41%) Developer
2 104 (17.28%) .NET Developer
3 88 (14.62%) Azure Engineer
4 79 (13.12%) Applications Support
5 73 (12.13%) Support Engineer
6 72 (11.96%) DevOps Engineer
6 72 (11.96%) Infrastructure Engineer
7 69 (11.46%) C# Developer
8 63 (10.47%) C# .NET Developer
9 57 (9.47%) Applications Engineer
10 51 (8.47%) 3rd Line Engineer
11 50 (8.31%) Applications Support Engineer
12 44 (7.31%) Full Stack Developer
13 41 (6.81%) Senior Developer
14 40 (6.64%) 3rd Line Support
15 36 (5.98%) 3rd Line Support Engineer
16 34 (5.65%) Analyst
17 32 (5.32%) Azure DevOps Engineer
18 30 (4.98%) Consultant
19 29 (4.82%) Senior Full Stack Developer
Libraries, Frameworks & Software Standards
1 275 (45.68%) .NET
2 157 (26.08%) ASP.NET
3 132 (21.93%) CSS
4 131 (21.76%) HTML
5 82 (13.62%) .NET Framework
6 80 (13.29%) ASP.NET Web API
7 77 (12.79%) AngularJS
8 74 (12.29%) jQuery
9 68 (11.30%) ASP.NET MVC
10 58 (9.63%) JSON
11 56 (9.30%) Entity Framework
12 55 (9.14%) XML
13 53 (8.80%) Web Services
14 51 (8.47%) .NET Core
15 40 (6.64%) ASP.NET Web Forms
16 37 (6.15%) React
17 35 (5.81%) REST
18 28 (4.65%) WCF
19 27 (4.49%) Sass
20 25 (4.15%) HTML5
Miscellaneous
1 41 (6.81%) Analytical Skills
2 39 (6.48%) User Experience
3 29 (4.82%) Clustering
4 20 (3.32%) Greenfield Project
5 19 (3.16%) Replication
6 18 (2.99%) Self-Motivation
7 17 (2.82%) NHS
8 15 (2.49%) Enterprise Software
9 14 (2.33%) Data Centre
10 13 (2.16%) Distributed Denial-of-Service
10 13 (2.16%) Management Information System
11 12 (1.99%) Linux Command Line
12 11 (1.83%) PKI
12 11 (1.83%) Public Cloud
13 9 (1.50%) PlayStation
14 6 (1.00%) iPhone
15 5 (0.83%) Derivative
15 5 (0.83%) Driving Licence
15 5 (0.83%) Hybrid Cloud
15 5 (0.83%) Private Cloud
Operating Systems
1 378 (62.79%) Windows
2 242 (40.20%) Windows Server
3 98 (16.28%) Linux
4 42 (6.98%) Windows Server 2012
5 29 (4.82%) Windows 7
5 29 (4.82%) Windows Server 2016
6 23 (3.82%) Windows Server 2019
7 22 (3.65%) Unix
7 22 (3.65%) Windows 10
7 22 (3.65%) Windows Server 2008
8 14 (2.33%) CentOS
9 12 (1.99%) Ubuntu
10 9 (1.50%) Debian
11 6 (1.00%) Android
12 5 (0.83%) AIX
12 5 (0.83%) VMS
12 5 (0.83%) Windows Vista
13 3 (0.50%) Windows Server 2003
14 2 (0.33%) Amazon Linux
15 1 (0.17%) Mac OS X
Processes & Methodologies
1 182 (30.23%) DevOps
2 119 (19.77%) MVC
3 118 (19.60%) Agile Software Development
4 78 (12.96%) Infrastructure Engineering
5 68 (11.30%) Problem-Solving
6 60 (9.97%) ITIL
7 57 (9.47%) E-Commerce
8 56 (9.30%) Web Development
9 54 (8.97%) Project Management
10 51 (8.47%) TDD
11 38 (6.31%) Scrum
12 35 (5.81%) Fintech
13 34 (5.65%) Requirements Gathering
13 34 (5.65%) Unit Testing
14 32 (5.32%) Disaster Recovery
15 31 (5.15%) Infrastructure as Code
15 31 (5.15%) Presales
16 30 (4.98%) High Availability
16 30 (4.98%) Service Delivery
17 28 (4.65%) Microservices
Programming Languages
1 292 (48.50%) SQL
2 240 (39.87%) C#
3 228 (37.87%) PowerShell
4 147 (24.42%) JavaScript
5 95 (15.78%) T-SQL
6 44 (7.31%) Python
7 42 (6.98%) TypeScript
8 28 (4.65%) Java
9 25 (4.15%) VB
10 20 (3.32%) Bash Shell
11 17 (2.82%) PHP
12 8 (1.33%) Shell Script
13 5 (0.83%) VB6
13 5 (0.83%) VBScript
14 4 (0.66%) C
14 4 (0.66%) Scala
15 3 (0.50%) Perl
16 2 (0.33%) Ruby
16 2 (0.33%) VB.NET
17 1 (0.17%) XAML
Qualifications
1 54 (8.97%) Degree
2 21 (3.49%) Microsoft Certification
3 18 (2.99%) Security Cleared
4 16 (2.66%) SC Cleared
5 12 (1.99%) Computer Science Degree
6 10 (1.66%) HNC
7 9 (1.50%) Cisco Certification
7 9 (1.50%) MCSE
8 8 (1.33%) MCP
9 7 (1.16%) CCNA
9 7 (1.16%) CISSP
10 6 (1.00%) VMware Certified Professional (VCP)
11 5 (0.83%) CCNP
11 5 (0.83%) ITIL Foundation Certificate
11 5 (0.83%) Six Sigma Black Belt
12 4 (0.66%) CESG Certified Professional
12 4 (0.66%) DV Cleared
12 4 (0.66%) IISP
12 4 (0.66%) MCSA
13 3 (0.50%) Master's Degree
Quality Assurance & Compliance
1 31 (5.15%) SLA
2 27 (4.49%) QA
3 22 (3.65%) ISO/IEC 27001
4 14 (2.33%) WAI
5 8 (1.33%) COBIT
6 4 (0.66%) HMG Security Policy Framework
7 3 (0.50%) GDPR
7 3 (0.50%) PCI DSS
7 3 (0.50%) RMADS
8 2 (0.33%) Cyber Essentials
8 2 (0.33%) ISO/IEC 20000
9 1 (0.17%) Cyber Essentials PLUS
9 1 (0.17%) ISO 22301
System Software
1 178 (29.57%) Active Directory
2 103 (17.11%) VMware Infrastructure
3 73 (12.13%) Hyper-V
4 37 (6.15%) Docker
5 28 (4.65%) VMware ESXi
6 22 (3.65%) XenApp
7 18 (2.99%) Virtual Machines
8 14 (2.33%) XenDesktop
9 12 (1.99%) Virtual Servers
10 11 (1.83%) vSphere
11 7 (1.16%) Terminal Server
12 6 (1.00%) Terminal Services
12 6 (1.00%) VMware Server
13 5 (0.83%) Citrix Hypervisor
14 4 (0.66%) Oracle RAC
15 3 (0.50%) Virtual Desktop
16 2 (0.33%) Microsoft Virtual Server
17 1 (0.17%) NetIQ eDirectory
17 1 (0.17%) Postfix
17 1 (0.17%) VMware Workstation
Systems Management
1 50 (8.31%) Ansible
2 48 (7.97%) Puppet
3 46 (7.64%) Terraform
4 36 (5.98%) SCCM
5 34 (5.65%) Opscode Chef
6 28 (4.65%) Kubernetes
7 18 (2.99%) Single Sign-On
8 16 (2.66%) Microsoft Clustering
8 16 (2.66%) Microsoft Intune
9 10 (1.66%) MIIS
10 8 (1.33%) SCOM
11 7 (1.16%) Failover Clustering
12 6 (1.00%) HAProxy
12 6 (1.00%) SCOrch
13 5 (0.83%) CA Single Sign-On
13 5 (0.83%) WSUS
13 5 (0.83%) ZABBIX
14 4 (0.66%) Data Guard
14 4 (0.66%) Prometheus
14 4 (0.66%) Rancher
Vendors
1 263 (43.69%) Microsoft
2 157 (26.08%) VMware
3 59 (9.80%) Citrix
4 51 (8.47%) Oracle
5 47 (7.81%) Cisco
6 21 (3.49%) HP
7 20 (3.32%) SolarWinds
8 19 (3.16%) Atlassian
9 18 (2.99%) Sitecore
10 16 (2.66%) Google
10 16 (2.66%) Veeam
11 15 (2.49%) IBM
12 14 (2.33%) SAP
13 12 (1.99%) ServiceNow
14 9 (1.50%) CA
14 9 (1.50%) Remedy
14 9 (1.50%) Sun
15 8 (1.33%) Hyperion
15 8 (1.33%) PeopleSoft
15 8 (1.33%) Siebel