IIS Job Trends in the Thames Valley

Microsoft Internet Information Services (IIS)
South East > Thames Valley

The table below provides summary statistics and salary benchmarking for jobs advertised in the Thames Valley requiring IIS skills. It covers permanent job vacancies from the 6 months leading up to 21 July 2026, with comparisons to the same periods in the previous two years.

6 months to
21 Jul 2026
Same period 2025 Same period 2024
Rank 166 177 188
Rank change year-on-year +11 +11 -6
Permanent jobs citing IIS 17 21 37
As % of all permanent jobs in the Thames Valley 0.27% 0.58% 0.62%
As % of the Application Platforms category 8.59% 7.50% 7.23%
Number of salaries quoted 16 20 37
10th Percentile - £37,250 £46,250
25th Percentile £27,500 £38,063 £48,750
Median annual salary (50th Percentile) £30,000 £60,000 £61,500
Median % change year-on-year -50.00% -2.44% -1.60%
75th Percentile £42,438 £82,500 £64,750
90th Percentile £43,750 £83,000 £70,000
South East median annual salary £35,500 £60,000 £55,000
% change year-on-year -40.83% +9.09% -8.33%

All Application Platform Skills
Thames Valley

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 in the Thames Valley.

Permanent vacancies with a requirement for application platform skills 198 280 512
As % of all permanent jobs advertised in the Thames Valley 3.16% 7.74% 8.54%
Number of salaries quoted 136 176 373
10th Percentile £28,375 £28,500 £28,250
25th Percentile £35,000 £36,250 £36,250
Median annual salary (50th Percentile) £47,166 £46,250 £43,000
Median % change year-on-year +1.98% +7.56% -14.00%
75th Percentile £63,750 £67,500 £59,000
90th Percentile £72,500 £80,000 £65,200
South East median annual salary £50,000 £45,000 £44,435
% change year-on-year +11.11% +1.27% -9.32%

IIS
Job Vacancy Trend in the Thames Valley

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

IIS job vacancy trend in the Thames Valley

IIS
Salary Trend in the Thames Valley

Salary distribution trend for jobs in the Thames Valley citing IIS.

Salary distribution trend for jobs in the Thames Valley citing IIS

IIS
Salary Histogram in the Thames Valley

Salary distribution for jobs citing IIS in the Thames Valley over the 6 months to 21 July 2026.

Salary histogram for IIS in the Thames Valley

IIS
Job Locations in the Thames Valley

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing IIS within the Thames Valley region over the 6 months to 21 July 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
Buckinghamshire -6 10 £30,000 -50.00%
Oxfordshire -18 6 £42,500 -34.62% 2
Berkshire +14 1 £42,000 +12.00%
IIS
South East

IIS
Co-Occurring Skills & Capabilities in the Thames Valley 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 1 (5.88%) Apache
1 1 (5.88%) CMS
1 1 (5.88%) Tomcat
1 1 (5.88%) WordPress
Cloud Services
1 5 (29.41%) Azure
2 1 (5.88%) AWS
Communications & Networking
1 3 (17.65%) SSL
2 1 (5.88%) DHCP
2 1 (5.88%) DNS
2 1 (5.88%) Firewall
2 1 (5.88%) TCP/IP
2 1 (5.88%) VPN
Database & Business Intelligence
1 9 (52.94%) Crystal Reports
2 4 (23.53%) SQL Server
3 3 (17.65%) MySQL
4 2 (11.76%) Relational Database
5 1 (5.88%) PostgreSQL
Development Applications
1 2 (11.76%) Claude Code
1 2 (11.76%) Oracle Forms
1 2 (11.76%) Team Foundation Server
2 1 (5.88%) Bitbucket
2 1 (5.88%) Browser DevTools
2 1 (5.88%) Git
2 1 (5.88%) JIRA
2 1 (5.88%) Postman
2 1 (5.88%) SoapUI
General
1 9 (52.94%) Advertising
1 9 (52.94%) Legal
2 3 (17.65%) Analytical Skills
3 2 (11.76%) Social Skills
4 1 (5.88%) Aviation
Job Titles
1 10 (58.82%) Applications Support
2 9 (52.94%) Analyst
2 9 (52.94%) Applications Support Analyst
2 9 (52.94%) Support Analyst
3 4 (23.53%) Support Engineer
4 3 (17.65%) Developer
4 3 (17.65%) IT Engineer
4 3 (17.65%) IT Support
4 3 (17.65%) IT Support Engineer
5 2 (11.76%) .NET Developer
5 2 (11.76%) .NET Web Developer
5 2 (11.76%) VB.NET Developer
5 2 (11.76%) VB.NET Web Developer
5 2 (11.76%) Web Developer
6 1 (5.88%) Applications Engineer
6 1 (5.88%) Applications Support Engineer
6 1 (5.88%) Full-Stack Developer
6 1 (5.88%) Full-Stack PHP Developer
6 1 (5.88%) Infrastructure Manager
6 1 (5.88%) PHP Developer
Libraries, Frameworks & Software Standards
1 3 (17.65%) .NET
1 3 (17.65%) ASP.NET
1 3 (17.65%) ASP.NET Web Forms
1 3 (17.65%) CSS
1 3 (17.65%) HTML
1 3 (17.65%) jQuery
2 2 (11.76%) ASP.NET Web API
2 2 (11.76%) LESS
2 2 (11.76%) REST
2 2 (11.76%) Web Services
3 1 (5.88%) .NET Framework
3 1 (5.88%) Ajax
3 1 (5.88%) CodeIgniter
3 1 (5.88%) CSS3
3 1 (5.88%) HTML5
3 1 (5.88%) JSON
3 1 (5.88%) Laravel
3 1 (5.88%) SOAP
3 1 (5.88%) Vue
Miscellaneous
1 2 (11.76%) Self-Motivation
2 1 (5.88%) Clustering
2 1 (5.88%) Data Centre
2 1 (5.88%) Enterprise Software
2 1 (5.88%) Replication
Operating Systems
1 6 (35.29%) Windows
1 6 (35.29%) Windows Server
2 1 (5.88%) Linux
2 1 (5.88%) Windows Server 2019
Processes & Methodologies
1 9 (52.94%) Customer Requirements
1 9 (52.94%) WFM
2 3 (17.65%) MVC
2 3 (17.65%) Problem-Solving
2 3 (17.65%) Project Delivery
3 2 (11.76%) API Integration
3 2 (11.76%) Creative Problem-Solving
3 2 (11.76%) Decision-Making
3 2 (11.76%) High Availability
3 2 (11.76%) Project Management
3 2 (11.76%) Unit Testing
3 2 (11.76%) User Experience
3 2 (11.76%) Web Development
4 1 (5.88%) API Development
4 1 (5.88%) ISMS
4 1 (5.88%) Line Management
4 1 (5.88%) Mobile First
4 1 (5.88%) Performance Optimisation
4 1 (5.88%) Proactive Monitoring
4 1 (5.88%) Release Management
Programming Languages
1 10 (58.82%) SQL
2 3 (17.65%) JavaScript
2 3 (17.65%) VB.NET
3 2 (11.76%) TypeScript
4 1 (5.88%) C#
4 1 (5.88%) PHP
4 1 (5.88%) PowerShell
Qualifications
1 2 (11.76%) Azure Certification
2 1 (5.88%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 1 (5.88%) ISO/IEC 27001
1 1 (5.88%) SLA
System Software
1 1 (5.88%) Active Directory
1 1 (5.88%) Docker
1 1 (5.88%) Hyper-V
Systems Management
1 1 (5.88%) Failover Clustering
Vendors
1 6 (35.29%) Microsoft
2 2 (11.76%) Oracle
3 1 (5.88%) Cisco