Microsoft Internet Information Services (IIS)
UK

The table below provides summary statistics and salary benchmarking for jobs requiring IIS skills. It covers permanent job vacancies from the 6 months leading up to 10 October 2026, with comparisons to the same periods in the previous two years.

6 months to
10 Oct 2026
Same period 2025 Same period 2024
Rank 613 485 562
Rank change year-on-year -128 +77 -118
Permanent jobs citing IIS 193 186 193
As % of all permanent jobs in the UK 0.16% 0.38% 0.27%
As % of the Application Platforms category 4.03% 4.65% 3.15%
Number of salaries quoted 139 159 106
10th Percentile £28,300 £32,125 £33,750
25th Percentile £36,250 £36,250 £42,500
Median annual salary (50th Percentile) £45,000 £50,000 £50,000
Median % change year-on-year -10.00% - -9.09%
75th Percentile £63,750 £67,500 £55,000
90th Percentile £71,500 £72,500 £73,750
UK excluding London median annual salary £43,500 £47,500 £50,000
% change year-on-year -8.42% -5.00% -

All Application Platform Skills
UK

IIS falls under the Application Platforms category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring application platform skills.

Permanent vacancies with a requirement for application platform skills 4,792 4,001 6,127
As % of all permanent jobs advertised in the UK 4.06% 8.09% 8.43%
Number of salaries quoted 3,223 2,653 3,660
10th Percentile £29,000 £29,300 £31,250
25th Percentile £35,750 £35,750 £40,000
Median annual salary (50th Percentile) £50,000 £52,500 £56,500
Median % change year-on-year -4.76% -7.08% +2.73%
75th Percentile £70,000 £75,000 £90,000
90th Percentile £87,500 £105,000 £122,500
UK excluding London median annual salary £45,000 £45,000 £47,500
% change year-on-year - -5.26% -

IIS
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing IIS relative to all permanent IT jobs advertised.

IIS job vacancy trend in the UK

IIS
Salary Trend

Salary distribution trend for jobs in the UK citing IIS.

Salary distribution trend for jobs in the UK citing IIS

IIS
Salary Histogram

Salary distribution for jobs citing IIS over the 6 months to 10 October 2026.

Salary histogram for IIS in the UK

IIS
Top 15 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 10 October 2026. 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
Jobs
England -111 181 £47,500 -2.06% 91
UK excluding London -120 163 £43,500 -8.42% 47
Work from Home -74 70 £47,500 -22.45% 40
South East -47 53 £37,500 -33.63% 15
North of England -35 47 £55,000 - 14
Midlands -31 38 £55,000 +41.03% 6
North West +2 37 £51,250 -14.58% 10
London -41 27 £70,000 -22.22% 45
West Midlands -47 21 £55,000 +41.03% 2
East Midlands -24 17 £60,000 +126.42% 4
East of England -31 16 £43,250 +57.27% 2
Yorkshire -27 9 £55,000 +8.91% 4
Scotland +14 6 £43,500 +16.00%
Wales -81 3 £40,000 -30.43%
North East -75 1 £52,500 +50.00%

IIS
Co-Occurring Skills & Capabilities by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 32 (16.58%) Microsoft Exchange
2 20 (10.36%) SharePoint
3 17 (8.81%) Apache
4 13 (6.74%) nginx
5 8 (4.15%) Tomcat
6 4 (2.07%) Adobe Experience Manager
6 4 (2.07%) CMS
6 4 (2.07%) Confluence
6 4 (2.07%) JBoss
7 3 (1.55%) Moodle
8 1 (0.52%) SharePoint Server
8 1 (0.52%) WordPress
Applications
1 12 (6.22%) Microsoft Office
2 4 (2.07%) Microsoft Excel
3 2 (1.04%) Adobe Captivate
3 2 (1.04%) Camtasia
3 2 (1.04%) Photoshop
Business Applications
1 3 (1.55%) Shopify
2 2 (1.04%) Dynamics CRM
Cloud Services
1 84 (43.52%) Azure
2 51 (26.42%) Microsoft 365
3 47 (24.35%) Entra ID
4 25 (12.95%) AWS
5 18 (9.33%) Azure DevOps
6 15 (7.77%) Power Automate
6 15 (7.77%) SaaS
7 12 (6.22%) Cloudflare
8 9 (4.66%) Azure Monitor
9 8 (4.15%) Microsoft Copilot
10 7 (3.63%) Azure AKS
10 7 (3.63%) Power Platform
11 5 (2.59%) Azure Cosmos DB
11 5 (2.59%) Azure Pipelines
11 5 (2.59%) Azure Service Bus
11 5 (2.59%) Dynamics 365
12 4 (2.07%) IaaS
12 4 (2.07%) PaaS
13 3 (1.55%) Algolia
13 3 (1.55%) GitHub
Communications & Networking
1 50 (25.91%) DNS
2 40 (20.73%) Firewall
3 35 (18.13%) DHCP
4 32 (16.58%) VPN
5 26 (13.47%) TCP/IP
6 16 (8.29%) VLAN
7 10 (5.18%) LAN
7 10 (5.18%) Wi-Fi
8 8 (4.15%) SAN
8 8 (4.15%) WAN
9 5 (2.59%) HTTP
9 5 (2.59%) NAS
10 4 (2.07%) SSL
11 3 (1.55%) HTTPS
11 3 (1.55%) Internet
11 3 (1.55%) Remote Desktop
11 3 (1.55%) SSH
12 1 (0.52%) FTP
12 1 (0.52%) IP Telephony
12 1 (0.52%) Spanning Tree
Database & Business Intelligence
1 88 (45.60%) SQL Server
2 32 (16.58%) MySQL
3 21 (10.88%) Relational Database
4 8 (4.15%) Crystal Reports
4 8 (4.15%) SQL Server Reporting Services
5 6 (3.11%) Azure SQL Database
6 5 (2.59%) Amazon RDS
6 5 (2.59%) Power BI
7 3 (1.55%) Redis
8 2 (1.04%) Data Lake
8 2 (1.04%) Looker
8 2 (1.04%) MongoDB
8 2 (1.04%) Tableau
9 1 (0.52%) Metadata
9 1 (0.52%) NoSQL
9 1 (0.52%) PostgreSQL
9 1 (0.52%) SQL Server Integration Services
Development Applications
1 17 (8.81%) Git
2 14 (7.25%) Claude Code
2 14 (7.25%) Oracle Forms
2 14 (7.25%) Team Foundation Server
3 9 (4.66%) JIRA
4 5 (2.59%) Octopus Deploy
4 5 (2.59%) Visual Studio
5 3 (1.55%) GitLab
5 3 (1.55%) Postman
6 1 (0.52%) Bitbucket
6 1 (0.52%) Browser DevTools
6 1 (0.52%) SoapUI
General
1 83 (43.01%) Social Skills
2 36 (18.65%) Analytical Skills
3 21 (10.88%) Legal
4 20 (10.36%) Finance
5 11 (5.70%) Documentation Skills
6 9 (4.66%) Law
7 8 (4.15%) Advertising
8 6 (3.11%) Retail
9 4 (2.07%) Aviation
9 4 (2.07%) Marketing
10 3 (1.55%) Banking
10 3 (1.55%) Games
10 3 (1.55%) Inclusion and Diversity
11 2 (1.04%) Back Office
11 2 (1.04%) Organisational Skills
11 2 (1.04%) Public Sector
12 1 (0.52%) Aerospace
12 1 (0.52%) Manufacturing
Job Titles
1 57 (29.53%) Support Engineer
2 44 (22.80%) Developer
3 27 (13.99%) Analyst
3 27 (13.99%) Senior
4 25 (12.95%) IT Support
5 24 (12.44%) IT Engineer
5 24 (12.44%) IT Support Engineer
6 23 (11.92%) .NET Developer
6 23 (11.92%) Technical Support
7 22 (11.40%) Support Analyst
8 19 (9.84%) Technical Engineer
8 19 (9.84%) Technical Support Engineer
9 17 (8.81%) Applications Support
9 17 (8.81%) Infrastructure Engineer
10 15 (7.77%) Azure Engineer
11 14 (7.25%) Security Engineer
12 12 (6.22%) Senior Support Engineer
12 12 (6.22%) Software Developer
13 11 (5.70%) C# Developer
13 11 (5.70%) Web Developer
Libraries, Frameworks & Software Standards
1 54 (27.98%) .NET
2 40 (20.73%) HTML
3 39 (20.21%) CSS
4 32 (16.58%) ASP.NET
5 23 (11.92%) jQuery
6 19 (9.84%) ASP.NET Web API
7 16 (8.29%) JSON
8 15 (7.77%) ASP.NET Web Forms
8 15 (7.77%) Entity Framework
8 15 (7.77%) Middleware
9 14 (7.25%) .NET Framework
9 14 (7.25%) LESS
10 13 (6.74%) .NET Core
11 12 (6.22%) ASP.NET MVC
12 11 (5.70%) REST
12 11 (5.70%) Terraform
13 10 (5.18%) Node.js
14 8 (4.15%) ASP.NET Core
15 7 (3.63%) Blazor
15 7 (3.63%) Web Services
Miscellaneous
1 22 (11.40%) Self-Motivation
2 17 (8.81%) Management Information System
3 8 (4.15%) Clustering
3 8 (4.15%) Data Centre
4 6 (3.11%) Enterprise Software
4 6 (3.11%) Hybrid Cloud
4 6 (3.11%) PKI
4 6 (3.11%) Video\Live Streaming
5 5 (2.59%) Learning Management System
5 5 (2.59%) Smartcard
6 4 (2.07%) Mobile App
7 3 (1.55%) Data Structures
7 3 (1.55%) Distributed Systems
7 3 (1.55%) Driving Licence
7 3 (1.55%) Educational Technology
7 3 (1.55%) Legacy Systems
7 3 (1.55%) Private Cloud
7 3 (1.55%) Product Ownership
7 3 (1.55%) Public Cloud
7 3 (1.55%) Social Media
Operating Systems
1 119 (61.66%) Windows
2 95 (49.22%) Windows Server
3 40 (20.73%) Linux
4 17 (8.81%) Ubuntu
4 17 (8.81%) Windows Server 2016
5 6 (3.11%) Apple iOS
6 5 (2.59%) Mac OS
7 4 (2.07%) Windows 10
8 3 (1.55%) Android
9 2 (1.04%) Windows Server 2019
10 1 (0.52%) Red Hat Enterprise Linux
10 1 (0.52%) VMS
10 1 (0.52%) Windows Server 2012
Processes & Methodologies
1 65 (33.68%) Problem-Solving
2 29 (15.03%) Continuous Improvement
3 28 (14.51%) Customer Service
3 28 (14.51%) Cybersecurity
4 27 (13.99%) Root Cause Analysis
5 26 (13.47%) Disaster Recovery
6 25 (12.95%) MVC
7 24 (12.44%) DevOps
8 22 (11.40%) Change Management
8 22 (11.40%) High Availability
8 22 (11.40%) ITIL
9 21 (10.88%) CI/CD
10 20 (10.36%) Infrastructure Engineering
11 17 (8.81%) Unit Testing
12 16 (8.29%) AI
12 16 (8.29%) ITSM
12 16 (8.29%) Server Management
13 15 (7.77%) Agile
13 15 (7.77%) Decision-Making
13 15 (7.77%) User Experience
Programming Languages
1 92 (47.67%) SQL
2 51 (26.42%) PowerShell
3 42 (21.76%) C#
4 40 (20.73%) JavaScript
5 19 (9.84%) VB.NET
6 16 (8.29%) TypeScript
7 13 (6.74%) T-SQL
8 12 (6.22%) Python
9 11 (5.70%) VBA
10 9 (4.66%) Bicep
10 9 (4.66%) VBScript
11 5 (2.59%) PHP
12 3 (1.55%) Bash
13 2 (1.04%) Go
13 2 (1.04%) Java
13 2 (1.04%) PL/SQL
14 1 (0.52%) Delphi
14 1 (0.52%) Pascal
Qualifications
1 26 (13.47%) Degree
2 18 (9.33%) Microsoft Certification
3 14 (7.25%) Security Cleared
4 12 (6.22%) Azure Certification
5 5 (2.59%) ITIL Foundation Certificate
6 4 (2.07%) IISP
7 3 (1.55%) CISM
7 3 (1.55%) CISSP
7 3 (1.55%) SC Cleared
8 2 (1.04%) A+ Certification
8 2 (1.04%) Computer Science Degree
8 2 (1.04%) Network+ Certification
9 1 (0.52%) AWS Certification
9 1 (0.52%) CESG Certified Professional
9 1 (0.52%) CISMP
9 1 (0.52%) CRISC
9 1 (0.52%) DBS Check
9 1 (0.52%) DV Cleared
9 1 (0.52%) PCI QSA
9 1 (0.52%) TOGAF Certification
Quality Assurance & Compliance
1 11 (5.70%) QA
2 10 (5.18%) SLA
3 8 (4.15%) Data Quality
4 7 (3.63%) ISO/IEC 27001
5 5 (2.59%) GDPR
6 2 (1.04%) NIST
6 2 (1.04%) PCI DSS
7 1 (0.52%) GRC
7 1 (0.52%) ISO 22301
7 1 (0.52%) ISO 31000
7 1 (0.52%) ISO 9001
7 1 (0.52%) ISO/IEC 27005
7 1 (0.52%) NCSC
System Software
1 63 (32.64%) Active Directory
2 32 (16.58%) VMware Infrastructure
3 23 (11.92%) Hyper-V
4 15 (7.77%) Virtual Machines
5 13 (6.74%) VMware ESXi
6 12 (6.22%) Docker
7 3 (1.55%) Virtual Desktop
7 3 (1.55%) vSphere
8 2 (1.04%) NFS
8 2 (1.04%) XenApp
9 1 (0.52%) Virtual Servers
Systems Management
1 11 (5.70%) WSUS
2 10 (5.18%) Ansible
3 9 (4.66%) Kubernetes
3 9 (4.66%) Microsoft Intune
4 7 (3.63%) Failover Clustering
5 5 (2.59%) Grafana
5 5 (2.59%) Prometheus
6 3 (1.55%) VxRail
7 2 (1.04%) Microsoft Clustering
7 2 (1.04%) Nagios
8 1 (0.52%) Active Directory Federation Services
8 1 (0.52%) PaperCut
8 1 (0.52%) Single Sign-On
Vendors
1 122 (63.21%) Microsoft
2 41 (21.24%) VMware
3 18 (9.33%) Oracle
4 17 (8.81%) Citrix
4 17 (8.81%) Veeam
5 16 (8.29%) SonicWALL
6 13 (6.74%) Dell
7 11 (5.70%) HP
8 8 (4.15%) Adobe
8 8 (4.15%) Aruba
8 8 (4.15%) CheckPoint
8 8 (4.15%) iManage
8 8 (4.15%) NetApp
8 8 (4.15%) Palo Alto
9 6 (3.11%) Cisco
10 5 (2.59%) Commvault
10 5 (2.59%) Meraki
10 5 (2.59%) Zerto
11 4 (2.07%) Salesforce
12 3 (1.55%) Splunk