Period
to 11 April 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 11 April 2021 with a comparison to the same period in the previous 2 years.

Microsoft Internet Information Services (IIS)
UK
6 months to
11 Apr 2021
Same period 2020 Same period 2019
Rank 346 274 257
Rank change year-on-year -72 -17 +4
Permanent jobs citing IIS 726 1,315 1,989
As % of all permanent jobs advertised in the UK 0.88% 1.16% 1.34%
As % of the Application Platforms category 6.48% 8.02% 8.62%
Number of salaries quoted 607 1,038 1,647
10th Percentile £32,000 £30,000 £29,750
25th Percentile £36,525 £36,250 £36,250
Median annual salary (50th Percentile) £50,000 £50,000 £48,500
Median % change year-on-year - +3.09% +7.78%
75th Percentile £60,000 £64,938 £65,000
90th Percentile £73,750 £78,319 £75,000
UK excluding London median annual salary £42,500 £42,750 £42,500
% change year-on-year -0.58% +0.59% +6.25%

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 11,201 16,402 23,063
As % of all permanent IT jobs advertised in the UK 13.52% 14.44% 15.49%
Number of salaries quoted 8,639 13,154 18,429
10th Percentile £31,250 £29,000 £28,250
25th Percentile £40,000 £37,500 £36,250
Median annual salary (50th Percentile) £55,000 £50,000 £50,000
Median % change year-on-year +10.00% - +1.01%
75th Percentile £72,500 £70,000 £68,750
90th Percentile £87,500 £85,000 £85,000
UK excluding London median annual salary £47,500 £45,000 £43,000
% change year-on-year +5.56% +4.65% +1.18%

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 11 April 2021.

Salary histogram for IIS in the UK

IIS
Top 16 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 11 April 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 -68 627 £50,000 - 129
UK excluding London -42 479 £42,500 -0.58% 94
London -33 203 £57,500 -4.17% 43
South East -38 139 £50,000 +11.11% 19
Work from Home -85 123 £50,000 -7.41% 28
North of England -64 114 £45,000 - 24
Midlands +44 80 £36,000 -20.88% 23
North West -1 80 £45,000 - 14
West Midlands +42 55 £36,000 -27.07% 11
Scotland +48 46 £37,500 -30.23% 4
South West -29 42 £36,525 -8.69% 13
East of England +17 33 £57,750 +44.38% 6
Yorkshire -71 27 £37,500 -13.54% 9
Wales +34 25 £65,000 +73.33% 5
East Midlands +23 25 £37,500 - 12
North East +10 7 £37,500 -11.76% 1

For the 6 months to 11 April 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.

1 480 (66.12%) Windows
2 419 (57.71%) SQL Server
3 399 (54.96%) Azure
4 322 (44.35%) Microsoft
5 296 (40.77%) Windows Server
6 290 (39.94%) .NET
7 286 (39.39%) SQL
8 272 (37.47%) C#
9 222 (30.58%) PowerShell
10 221 (30.44%) DevOps
11 217 (29.89%) Active Directory
12 189 (26.03%) AWS
13 183 (25.21%) VMware
14 177 (24.38%) ASP.NET
15 165 (22.73%) Linux
16 154 (21.21%) Agile Software Development
17 150 (20.66%) JavaScript
18 142 (19.56%) HTML
19 130 (17.91%) CSS
20 125 (17.22%) MVC
21 124 (17.08%) Microsoft 365
22 110 (15.15%) Git (software)
23 109 (15.01%) Firewall
24 108 (14.88%) Infrastructure Engineering
25 104 (14.33%) Degree
26 92 (12.67%) VMware Infrastructure
27 91 (12.53%) AngularJS
28 89 (12.26%) DNS
29 87 (11.98%) .NET Framework
30 85 (11.71%) Finance

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 69 (9.50%) Apache
2 50 (6.89%) SharePoint
3 43 (5.92%) CMS
4 39 (5.37%) nginx
5 33 (4.55%) Umbraco
6 32 (4.41%) Tomcat
7 26 (3.58%) EPiServer
8 25 (3.44%) Sitecore CMS
9 22 (3.03%) Kentico
9 22 (3.03%) MS Exchange
10 19 (2.62%) WordPress
11 13 (1.79%) BizTalk Server
12 11 (1.52%) ejabberd
12 11 (1.52%) Elasticsearch
13 9 (1.24%) JBoss
14 7 (0.96%) Cloud Foundry
14 7 (0.96%) CloudStack
14 7 (0.96%) OpenStack
14 7 (0.96%) SAS
14 7 (0.96%) WebLogic
Applications
1 32 (4.41%) Microsoft Office
2 7 (0.96%) Microsoft Excel
3 3 (0.41%) Photoshop
4 2 (0.28%) Adobe Illustrator
4 2 (0.28%) Adobe XD
Business Applications
1 16 (2.20%) Dynamics NAV
2 14 (1.93%) nopCommerce
3 8 (1.10%) Dynamics CRM
4 4 (0.55%) Bond Adapt
5 2 (0.28%) assyst
5 2 (0.28%) Relativity
5 2 (0.28%) Remedy ITSM
5 2 (0.28%) Salesforce.com CRM
5 2 (0.28%) SAP GTS
6 1 (0.14%) Magento
Cloud Services
1 399 (54.96%) Azure
2 189 (26.03%) AWS
3 124 (17.08%) Microsoft 365
4 56 (7.71%) SaaS
5 50 (6.89%) IaaS
6 49 (6.75%) Azure Active Directory
6 49 (6.75%) PaaS
7 25 (3.44%) Cloud Computing
7 25 (3.44%) Power Platform
8 22 (3.03%) Serverless
9 18 (2.48%) Amazon ECS
9 18 (2.48%) Mimecast
9 18 (2.48%) npm
10 17 (2.34%) Amazon EKS
10 17 (2.34%) GCP
11 12 (1.65%) AWS CloudFormation
12 11 (1.52%) Dynamics 365
13 8 (1.10%) Amazon EC2
13 8 (1.10%) Amazon S3
13 8 (1.10%) OpenShift
Communications & Networking
1 109 (15.01%) Firewall
2 89 (12.26%) DNS
3 75 (10.33%) TCP/IP
4 61 (8.40%) DHCP
5 49 (6.75%) LAN
6 42 (5.79%) VPN
7 41 (5.65%) VLAN
8 38 (5.23%) WAN
9 31 (4.27%) Internet
10 26 (3.58%) Network Security
11 23 (3.17%) HTTP
11 23 (3.17%) SAN
12 20 (2.75%) Cisco ASA
12 20 (2.75%) Wi-Fi
13 16 (2.20%) BGP
13 16 (2.20%) Cisco Nexus
13 16 (2.20%) SNMP
14 15 (2.07%) VoIP
15 14 (1.93%) Diameter Protocol
16 13 (1.79%) Remote Desktop
Database & Business Intelligence
1 419 (57.71%) SQL Server
2 47 (6.47%) SQL Server 2008
3 40 (5.51%) SQL Server 2012
4 36 (4.96%) MySQL
5 27 (3.72%) Azure SQL Database
6 19 (2.62%) Power BI
6 19 (2.62%) SQL Server Reporting Services
7 17 (2.34%) MongoDB
7 17 (2.34%) Oracle Database
8 16 (2.20%) Amazon RDS
8 16 (2.20%) PostgreSQL
8 16 (2.20%) SQL Server 2005
9 15 (2.07%) Redis
9 15 (2.07%) SQL Server 2014
10 14 (1.93%) Big Data
10 14 (1.93%) Relational Database
11 12 (1.65%) Hadoop
11 12 (1.65%) SQL Server Integration Services
12 10 (1.38%) MariaDB
12 10 (1.38%) NoSQL
Development Applications
1 110 (15.15%) Git (software)
2 72 (9.92%) TeamCity
2 72 (9.92%) Visual Studio
3 51 (7.02%) Jenkins
4 46 (6.34%) Octopus Deploy
5 26 (3.58%) Bitbucket
6 21 (2.89%) JIRA
7 14 (1.93%) Team Foundation Server
8 13 (1.79%) GoCD
8 13 (1.79%) Oracle Forms
9 12 (1.65%) NUnit
10 11 (1.52%) Travis CI
11 10 (1.38%) GitLab
12 9 (1.24%) gulp
12 9 (1.24%) SQL Server Management Studio (SSMS)
12 9 (1.24%) Visual Studio Code
13 7 (0.96%) Gradle
13 7 (0.96%) Maven
13 7 (0.96%) MSTest
14 6 (0.83%) Moq
General
1 85 (11.71%) Finance
2 20 (2.75%) Games
3 19 (2.62%) Legal
4 16 (2.20%) Aerospace
5 13 (1.79%) Police
6 12 (1.65%) Law
7 8 (1.10%) Back Office
7 8 (1.10%) Marketing
8 7 (0.96%) Telecoms
9 6 (0.83%) Automotive
10 5 (0.69%) French Language
10 5 (0.69%) Public Sector
10 5 (0.69%) Retail
11 4 (0.55%) Advertising
11 4 (0.55%) Front Office
12 3 (0.41%) Pharmaceutical
13 2 (0.28%) Publishing
14 1 (0.14%) Banking
14 1 (0.14%) Electronics
Job Titles
1 218 (30.03%) Developer
2 124 (17.08%) .NET Developer
3 95 (13.09%) Infrastructure Engineer
4 86 (11.85%) DevOps Engineer
5 69 (9.50%) Azure Engineer
6 64 (8.82%) C# Developer
6 64 (8.82%) Support Engineer
7 62 (8.54%) C# .NET Developer
7 62 (8.54%) Senior Developer
8 60 (8.26%) Applications Support
9 52 (7.16%) Full Stack Developer
10 43 (5.92%) IT Engineer
10 43 (5.92%) Software Developer
11 38 (5.23%) Applications Engineer
12 37 (5.10%) Analyst
13 36 (4.96%) Applications Support Engineer
14 33 (4.55%) 3rd Line Engineer
15 32 (4.41%) Senior Full Stack Developer
15 32 (4.41%) VMware Engineer
16 29 (3.99%) Senior .NET Developer
Libraries, Frameworks & Software Standards
1 290 (39.94%) .NET
2 177 (24.38%) ASP.NET
3 142 (19.56%) HTML
4 130 (17.91%) CSS
5 91 (12.53%) AngularJS
6 87 (11.98%) .NET Framework
7 83 (11.43%) Web Services
8 81 (11.16%) jQuery
9 77 (10.61%) .NET Core
10 72 (9.92%) ASP.NET Web API
11 61 (8.40%) ASP.NET MVC
12 55 (7.58%) REST
13 54 (7.44%) XML
14 50 (6.89%) HTML5
15 49 (6.75%) ASP.NET Web Forms
16 45 (6.20%) Entity Framework
17 40 (5.51%) React
18 38 (5.23%) JSON
19 29 (3.99%) SOAP
20 27 (3.72%) Twitter Bootstrap
Miscellaneous
1 57 (7.85%) Analytical Skills
2 56 (7.71%) Clustering
3 43 (5.92%) Data Centre
3 43 (5.92%) User Experience
4 27 (3.72%) Management Information System
5 25 (3.44%) Enterprise Software
6 21 (2.89%) Hybrid Cloud
7 18 (2.48%) Greenfield Project
7 18 (2.48%) NHS
8 17 (2.34%) Public Cloud
9 16 (2.20%) Linux Command Line
10 15 (2.07%) Self-Motivation
11 14 (1.93%) Distributed Denial-of-Service
11 14 (1.93%) Private Cloud
12 13 (1.79%) Mobile App
13 11 (1.52%) PKI
14 10 (1.38%) Virtual Team
15 8 (1.10%) Cloud Native
15 8 (1.10%) Driving Licence
16 5 (0.69%) Derivative
Operating Systems
1 480 (66.12%) Windows
2 296 (40.77%) Windows Server
3 165 (22.73%) Linux
4 44 (6.06%) Windows Server 2012
5 34 (4.68%) CentOS
6 30 (4.13%) Windows Server 2008
7 27 (3.72%) Windows 7
8 26 (3.58%) Unix
9 24 (3.31%) Windows Server 2016
10 22 (3.03%) Ubuntu
11 21 (2.89%) Windows 10
12 18 (2.48%) Debian
13 13 (1.79%) Windows Server 2019
14 12 (1.65%) AIX
15 10 (1.38%) Windows Server 2003
16 9 (1.24%) Red Hat Enterprise Linux
17 3 (0.41%) Android
17 3 (0.41%) Apple iOS
17 3 (0.41%) VMS
18 2 (0.28%) Amazon Linux
Processes & Methodologies
1 221 (30.44%) DevOps
2 154 (21.21%) Agile Software Development
3 125 (17.22%) MVC
4 108 (14.88%) Infrastructure Engineering
5 70 (9.64%) Problem-Solving
6 68 (9.37%) E-Commerce
7 65 (8.95%) Web Development
8 58 (7.99%) Continuous Integration
9 54 (7.44%) ITIL
10 48 (6.61%) Computer Science
11 44 (6.06%) TDD
12 40 (5.51%) User Acceptance Testing
13 39 (5.37%) Disaster Recovery
13 39 (5.37%) Project Management
14 38 (5.23%) Infrastructure as Code
14 38 (5.23%) Load Balancing
15 37 (5.10%) OOP
15 37 (5.10%) Project Delivery
16 36 (4.96%) High Availability
16 36 (4.96%) Scrum
Programming Languages
1 286 (39.39%) SQL
2 272 (37.47%) C#
3 222 (30.58%) PowerShell
4 150 (20.66%) JavaScript
5 83 (11.43%) T-SQL
6 53 (7.30%) Python
7 47 (6.47%) Bash Shell
8 40 (5.51%) PHP
9 35 (4.82%) Java
9 35 (4.82%) TypeScript
10 18 (2.48%) VB.NET
11 17 (2.34%) Perl
12 16 (2.20%) VB
13 13 (1.79%) C
14 8 (1.10%) Ruby
14 8 (1.10%) VBScript
15 7 (0.96%) Shell Script
16 4 (0.55%) C++
16 4 (0.55%) PL/SQL
16 4 (0.55%) VB6
Qualifications
1 104 (14.33%) Degree
2 33 (4.55%) Security Cleared
3 31 (4.27%) Computer Science Degree
4 29 (3.99%) SC Cleared
5 24 (3.31%) Microsoft Certification
6 23 (3.17%) CISSP
7 21 (2.89%) IISP
8 16 (2.20%) CISM
9 13 (1.79%) HNC
9 13 (1.79%) MCSE
10 12 (1.65%) Cisco Certification
11 10 (1.38%) CCNA
12 9 (1.24%) CISA
13 8 (1.10%) CEH
14 7 (0.96%) CCSA
14 7 (0.96%) DV Cleared
14 7 (0.96%) OSCP
15 5 (0.69%) CCNP
15 5 (0.69%) CESG Certified Professional
15 5 (0.69%) Six Sigma Black Belt
Quality Assurance & Compliance
1 34 (4.68%) ISO/IEC 27001
1 34 (4.68%) SLA
2 30 (4.13%) QA
3 14 (1.93%) WAI
4 11 (1.52%) PCI DSS
5 9 (1.24%) GRC
6 5 (0.69%) HMG Security Policy Framework
7 4 (0.55%) RMADS
8 3 (0.41%) GDPR
9 2 (0.28%) COBIT
9 2 (0.28%) ISO/IEC 20000
10 1 (0.14%) Cyber Essentials
10 1 (0.14%) Cyber Essentials PLUS
10 1 (0.14%) Data Quality
10 1 (0.14%) ISO 22301
10 1 (0.14%) ISO 9001
System Software
1 217 (29.89%) Active Directory
2 92 (12.67%) VMware Infrastructure
3 66 (9.09%) Hyper-V
4 43 (5.92%) VMware ESXi
5 39 (5.37%) Docker
6 22 (3.03%) vSphere
7 18 (2.48%) XenApp
8 14 (1.93%) iptables
8 14 (1.93%) KVM
8 14 (1.93%) QEMU
9 11 (1.52%) Kamailio
9 11 (1.52%) Postfix
10 9 (1.24%) Virtual Machines
10 9 (1.24%) XenDesktop
11 8 (1.10%) Veritas Volume Manager
12 7 (0.96%) Terminal Services
12 7 (0.96%) VMware Workstation
13 5 (0.69%) Virtual Servers
14 3 (0.41%) Forefront TMG
14 3 (0.41%) Virtual Desktop
Systems Management
1 72 (9.92%) Puppet
2 68 (9.37%) Ansible
3 56 (7.71%) SCCM
4 43 (5.92%) Terraform
5 37 (5.10%) Opscode Chef
6 34 (4.68%) Microsoft Clustering
7 32 (4.41%) Kubernetes
8 25 (3.44%) HAProxy
9 18 (2.48%) ZABBIX
10 15 (2.07%) Galera Cluster
11 13 (1.79%) SCOM
11 13 (1.79%) WSUS
12 11 (1.52%) Microsoft Intune
13 9 (1.24%) Failover Clustering
13 9 (1.24%) Single Sign-On
13 9 (1.24%) Systems Management Server (SMS)
14 8 (1.10%) McAfee ePO
14 8 (1.10%) NetBackup
14 8 (1.10%) Prometheus
15 7 (0.96%) QRadar
Vendors
1 322 (44.35%) Microsoft
2 183 (25.21%) VMware
3 55 (7.58%) Cisco
4 54 (7.44%) Citrix
5 46 (6.34%) Oracle
6 36 (4.96%) HP
7 25 (3.44%) Sitecore
8 24 (3.31%) SolarWinds
9 20 (2.75%) Red Hat
10 18 (2.48%) Veeam
11 16 (2.20%) Mitel
12 15 (2.07%) Percona
12 15 (2.07%) SonicWALL
13 14 (1.93%) GENBAND
13 14 (1.93%) Juniper
14 12 (1.65%) McAfee
15 11 (1.52%) Nortel
16 10 (1.38%) NetApp
17 9 (1.24%) SAP
17 9 (1.24%) Symantec