Period
to 17 September 2021

The following table provides summary statistics for permanent job vacancies advertised in 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 17 September 2021 with a comparison to the same period in the previous 2 years.

Microsoft Internet Information Services (IIS)
England > London
6 months to
17 Sep 2021
Same period 2020 Same period 2019
Rank 420 316 326
Rank change year-on-year -104 +10 -38
Permanent jobs citing IIS 324 179 536
As % of all permanent jobs advertised in London 0.66% 0.85% 0.95%
As % of the Application Platforms category 4.51% 5.42% 6.08%
Number of salaries quoted 249 151 451
10th Percentile £37,350 £37,500 £33,750
25th Percentile £50,000 £52,500 £45,000
Median annual salary (50th Percentile) £62,500 £60,000 £57,500
Median % change year-on-year +4.17% +4.35% -
75th Percentile £85,000 £73,750 £75,000
90th Percentile £95,000 £80,000 £85,000
England median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% +5.56%

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 London with a requirement for application platform skills.

All Application Platform Skills
London
Permanent vacancies with a requirement for application platform skills 7,192 3,303 8,814
As % of all permanent IT jobs advertised in London 14.69% 15.70% 15.70%
Number of salaries quoted 4,446 2,708 7,220
10th Percentile £40,000 £41,250 £32,500
25th Percentile £50,000 £51,250 £45,000
Median annual salary (50th Percentile) £66,893 £67,500 £62,500
Median % change year-on-year -0.90% +8.00% +4.17%
75th Percentile £85,000 £85,000 £80,000
90th Percentile £101,250 £103,750 £95,000
England median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% -

IIS
Job Vacancy Trend in London

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

Job vacancy trend for IIS in London

IIS
Salary Trend in London

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

Salary trend for IIS in London

IIS
Salary Histogram in London

Salary distribution for jobs citing IIS in London over the 6 months to 17 September 2021.

Salary histogram for IIS in London

IIS
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing IIS within the London region over the 6 months to 17 September 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
Central London -63 42 £77,500 +29.17% 14
South London -26 14 £62,500 +8.70% 2
West London -61 5 £50,000 - 7
East London -11 3 £62,250 +29.69% 5
IIS
England

For the 6 months to 17 September 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 London region with a requirement for IIS.

1 194 (59.88%) Azure
2 192 (59.26%) Windows
3 172 (53.09%) SQL Server
4 162 (50.00%) Microsoft
5 130 (40.12%) SQL
6 112 (34.57%) Active Directory
7 110 (33.95%) PowerShell
8 107 (33.02%) DevOps
9 104 (32.10%) Linux
10 103 (31.79%) AWS
11 92 (28.40%) .NET
12 89 (27.47%) Degree
13 83 (25.62%) Social Skills
14 81 (25.00%) Apache
15 80 (24.69%) C#
15 80 (24.69%) Windows Server
16 77 (23.77%) Problem-Solving
17 76 (23.46%) Agile Software Development
18 69 (21.30%) Computer Science
19 65 (20.06%) HTML
19 65 (20.06%) DNS
20 61 (18.83%) Firewall
20 61 (18.83%) Finance
21 57 (17.59%) Microsoft 365
22 55 (16.98%) Puppet
23 54 (16.67%) HTTP
24 53 (16.36%) SaaS
24 53 (16.36%) GCP
25 52 (16.05%) AngularJS
26 50 (15.43%) Opscode Chef

IIS
Co-occurring IT Skills in 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 81 (25.00%) Apache
2 45 (13.89%) SharePoint
3 44 (13.58%) nginx
4 33 (10.19%) Tomcat
5 9 (2.78%) CMS
5 9 (2.78%) MS Exchange
6 8 (2.47%) Elasticsearch
6 8 (2.47%) Oracle HTTP Server
6 8 (2.47%) WebLogic
7 6 (1.85%) SAS
7 6 (1.85%) Sitecore CMS
8 5 (1.54%) ejabberd
8 5 (1.54%) JBoss
9 3 (0.93%) Confluence
9 3 (0.93%) WebSphere
10 2 (0.62%) Exchange Server 2003
10 2 (0.62%) WordPress
11 1 (0.31%) SharePoint Server
11 1 (0.31%) Skype for Business
11 1 (0.31%) SugarCRM
Applications
1 26 (8.02%) Microsoft Office
2 5 (1.54%) Microsoft Excel
3 2 (0.62%) MS Visio
4 1 (0.31%) InfoPath
Business Applications
1 6 (1.85%) Unica
2 4 (1.23%) FastStats
2 4 (1.23%) Oracle Applications
3 2 (0.62%) SAP MM
3 2 (0.62%) SAP S/4HANA
4 1 (0.31%) Dynamics CRM
4 1 (0.31%) Dynamics GP
Cloud Services
1 194 (59.88%) Azure
2 103 (31.79%) AWS
3 57 (17.59%) Microsoft 365
4 53 (16.36%) GCP
4 53 (16.36%) SaaS
5 48 (14.81%) IaaS
6 46 (14.20%) Azure Active Directory
7 38 (11.73%) PaaS
8 33 (10.19%) Amazon EC2
9 31 (9.57%) npm
10 27 (8.33%) Serverless
11 26 (8.02%) OpenShift
12 25 (7.72%) Amazon S3
12 25 (7.72%) Yarn
13 17 (5.25%) OneDrive
14 16 (4.94%) AWS CloudFormation
15 12 (3.70%) AWS Lambda
15 12 (3.70%) Virtual Private Cloud
16 10 (3.09%) GitHub
17 9 (2.78%) Power Platform
Communications & Networking
1 65 (20.06%) DNS
2 61 (18.83%) Firewall
3 54 (16.67%) HTTP
4 49 (15.12%) TCP/IP
5 28 (8.64%) VPN
6 24 (7.41%) DHCP
7 23 (7.10%) LAN
8 20 (6.17%) Internet
9 19 (5.86%) SSL
10 15 (4.63%) SAN
10 15 (4.63%) VoIP
11 14 (4.32%) SNMP
12 13 (4.01%) WAN
13 12 (3.70%) Network Security
14 11 (3.40%) FTP
14 11 (3.40%) VLAN
15 10 (3.09%) BGP
15 10 (3.09%) Cisco ASA
15 10 (3.09%) Diameter Protocol
16 6 (1.85%) Cisco Firepower
Database & Business Intelligence
1 172 (53.09%) SQL Server
2 43 (13.27%) NoSQL
3 42 (12.96%) MySQL
4 39 (12.04%) Big Data
5 25 (7.72%) SQL Server Reporting Services
6 24 (7.41%) SQL Server 2012
7 17 (5.25%) PostgreSQL
8 16 (4.94%) SQL Server 2017
9 14 (4.32%) SQL Server Integration Services
10 13 (4.01%) SQL Server 2014
11 10 (3.09%) Amazon RDS
11 10 (3.09%) MongoDB
12 8 (2.47%) MariaDB
13 7 (2.16%) Apache Cassandra
13 7 (2.16%) Data Warehouse
13 7 (2.16%) Redis
14 6 (1.85%) Relational Database
15 5 (1.54%) Power BI
16 4 (1.23%) Azure SQL Database
16 4 (1.23%) SQL Server Analysis Services
Development Applications
1 46 (14.20%) Git (software)
2 42 (12.96%) TeamCity
3 39 (12.04%) Octopus Deploy
4 30 (9.26%) gulp
5 25 (7.72%) webpack
6 22 (6.79%) JIRA
7 17 (5.25%) Visual Studio
8 14 (4.32%) NUnit
9 12 (3.70%) Jenkins
10 9 (2.78%) Bitbucket
10 9 (2.78%) GoCD
10 9 (2.78%) MSTest
11 7 (2.16%) Jasmine
11 7 (2.16%) Mocha
11 7 (2.16%) Visual Studio Code
12 6 (1.85%) dotCover
12 6 (1.85%) NCover
12 6 (1.85%) Selenium
13 5 (1.54%) jspm
13 5 (1.54%) Moq
General
1 83 (25.62%) Social Skills
2 61 (18.83%) Finance
3 25 (7.72%) Analytical Skills
4 20 (6.17%) Retail
5 17 (5.25%) Marketing
6 15 (4.63%) Telecoms
7 13 (4.01%) French Language
7 13 (4.01%) Games
8 12 (3.70%) Back Office
8 12 (3.70%) Banking
9 10 (3.09%) Investment Banking
10 9 (2.78%) Organisational Skills
11 8 (2.47%) Law
12 5 (1.54%) Military
12 5 (1.54%) Public Sector
13 4 (1.23%) Electronics
13 4 (1.23%) Manufacturing
14 1 (0.31%) Front Office
14 1 (0.31%) Legal
14 1 (0.31%) Publishing
Job Titles
1 72 (22.22%) Developer
2 46 (14.20%) Architect
3 30 (9.26%) .NET Developer
4 28 (8.64%) Analyst
5 25 (7.72%) Azure Architect
5 25 (7.72%) UI Developer
6 24 (7.41%) C# Developer
7 23 (7.10%) Cloud Architect
8 21 (6.48%) SQL Developer
9 19 (5.86%) Support Engineer
10 18 (5.56%) Systems Engineer
11 17 (5.25%) Administrator
12 16 (4.94%) Infrastructure Engineer
12 16 (4.94%) Senior Developer
13 15 (4.63%) Applications Support
13 15 (4.63%) ASP.NET Developer
13 15 (4.63%) Systems Administrator
14 14 (4.32%) C# .NET Developer
14 14 (4.32%) C# ASP.NET Developer
14 14 (4.32%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 92 (28.40%) .NET
2 65 (20.06%) HTML
3 52 (16.05%) AngularJS
4 47 (14.51%) ASP.NET
5 46 (14.20%) CSS
6 45 (13.89%) React
6 45 (13.89%) REST
7 37 (11.42%) Web Services
8 35 (10.80%) Node.js
8 35 (10.80%) OAuth
8 35 (10.80%) OAuth2
9 34 (10.49%) HTML5
10 33 (10.19%) CSS3
11 32 (9.88%) ARM Templates
12 29 (8.95%) LAMP
12 29 (8.95%) Swagger
13 28 (8.64%) GraphQL
13 28 (8.64%) JSON
14 26 (8.02%) Spring
14 26 (8.02%) Spring Boot
Miscellaneous
1 38 (11.73%) Public Cloud
2 35 (10.80%) Hybrid Cloud
3 34 (10.49%) User Experience
4 31 (9.57%) Cloud Native
4 31 (9.57%) Data Centre
5 26 (8.02%) Linux Command Line
6 24 (7.41%) PKI
7 15 (4.63%) Management Information System
8 12 (3.70%) Self-Motivation
9 10 (3.09%) Equities
10 8 (2.47%) Clustering
10 8 (2.47%) PMI
11 7 (2.16%) Enterprise Software
11 7 (2.16%) Private Cloud
12 6 (1.85%) Replication
13 5 (1.54%) Cyberthreat
13 5 (1.54%) Enterprise Cloud
14 4 (1.23%) EFT
15 3 (0.93%) Virtual Team
16 2 (0.62%) Data Structures
Operating Systems
1 192 (59.26%) Windows
2 104 (32.10%) Linux
3 80 (24.69%) Windows Server
4 31 (9.57%) Windows Server 2016
5 19 (5.86%) Windows Server 2012
6 15 (4.63%) Windows 10
6 15 (4.63%) Windows Server 2008
7 13 (4.01%) CentOS
8 12 (3.70%) Unix
9 11 (3.40%) Windows Server 2019
10 10 (3.09%) Debian
10 10 (3.09%) Mac OS X
11 8 (2.47%) SUSE
11 8 (2.47%) SUSE Linux Enterprise Server
12 6 (1.85%) VMS
12 6 (1.85%) Windows 7
13 4 (1.23%) Red Hat Enterprise Linux
14 3 (0.93%) Android
14 3 (0.93%) Mac OS
14 3 (0.93%) Ubuntu
Processes & Methodologies
1 107 (33.02%) DevOps
2 77 (23.77%) Problem-Solving
3 76 (23.46%) Agile Software Development
4 69 (21.30%) Computer Science
5 47 (14.51%) Disaster Recovery
6 43 (13.27%) Continuous Integration
6 43 (13.27%) Open Source
7 39 (12.04%) Load Balancing
7 39 (12.04%) Test Automation
8 37 (11.42%) MVC
8 37 (11.42%) Web Development
9 35 (10.80%) OO
10 34 (10.49%) Migration
10 34 (10.49%) Scrum
11 32 (9.88%) OWASP
12 31 (9.57%) Continuous Delivery
13 30 (9.26%) Microservices
14 29 (8.95%) Unit Testing
15 28 (8.64%) Deployment Automation
15 28 (8.64%) OOP
Programming Languages
1 130 (40.12%) SQL
2 110 (33.95%) PowerShell
3 80 (24.69%) C#
4 50 (15.43%) JavaScript
5 36 (11.11%) Python
6 33 (10.19%) TypeScript
7 31 (9.57%) PHP
8 29 (8.95%) Bash Shell
9 26 (8.02%) Java
10 25 (7.72%) ES6
10 25 (7.72%) T-SQL
11 24 (7.41%) Perl
12 14 (4.32%) C
12 14 (4.32%) VBA
13 8 (2.47%) Korn
13 8 (2.47%) VB
14 6 (1.85%) R
15 5 (1.54%) PL/SQL
16 4 (1.23%) Ruby
17 2 (0.62%) Scala
Qualifications
1 89 (27.47%) Degree
2 20 (6.17%) Computer Science Degree
3 18 (5.56%) Microsoft Certification
4 10 (3.09%) CISSP
4 10 (3.09%) MCSA
4 10 (3.09%) Security Cleared
5 8 (2.47%) CISM
5 8 (2.47%) PMI Certification
6 7 (2.16%) IISP
6 7 (2.16%) MCDBA
6 7 (2.16%) MCSD
6 7 (2.16%) MCSE
7 6 (1.85%) ITIL Foundation Certificate
8 5 (1.54%) CCNA
8 5 (1.54%) Cisco Certification
8 5 (1.54%) SC Cleared
9 3 (0.93%) DV Cleared
10 2 (0.62%) CEH
10 2 (0.62%) ITIL Certification
10 2 (0.62%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 13 (4.01%) QA
2 4 (1.23%) GRC
2 4 (1.23%) ISO/IEC 27001
3 3 (0.93%) PCI DSS
4 2 (0.62%) GDPR
4 2 (0.62%) NCSC
4 2 (0.62%) SLA
5 1 (0.31%) PMO
System Software
1 112 (34.57%) Active Directory
2 36 (11.11%) Docker
3 35 (10.80%) Hyper-V
4 33 (10.19%) VMware Infrastructure
5 10 (3.09%) iptables
5 10 (3.09%) KVM
5 10 (3.09%) QEMU
6 7 (2.16%) Ceph
6 7 (2.16%) Virtual Machines
7 6 (1.85%) Virtual Desktop
8 5 (1.54%) Kamailio
8 5 (1.54%) Postfix
9 4 (1.23%) Terminal Services
9 4 (1.23%) Virtual Servers
9 4 (1.23%) XenApp
10 3 (0.93%) Forefront TMG
10 3 (0.93%) VMware ESXi
11 2 (0.62%) VMware Workstation
11 2 (0.62%) XenDesktop
12 1 (0.31%) NFS
Systems Management
1 55 (16.98%) Puppet
2 50 (15.43%) Opscode Chef
3 41 (12.65%) SCCM
4 35 (10.80%) Ansible
5 31 (9.57%) Terraform
6 25 (7.72%) Hadoop YARN
7 20 (6.17%) HAProxy
8 18 (5.56%) Kubernetes
9 17 (5.25%) Galera Cluster
9 17 (5.25%) Microsoft Intune
10 13 (4.01%) Nagios
11 11 (3.40%) Prometheus
12 10 (3.09%) Grafana
12 10 (3.09%) ZABBIX
13 9 (2.78%) Graphite
14 7 (2.16%) Single Sign-On
15 6 (1.85%) Backup Exec
15 6 (1.85%) Symantec Endpoint Protection
16 5 (1.54%) Scalr
16 5 (1.54%) SCOM
Vendors
1 162 (50.00%) Microsoft
2 39 (12.04%) VMware
3 26 (8.02%) Cisco
4 23 (7.10%) SonicWALL
5 22 (6.79%) Google
5 22 (6.79%) Oracle
6 17 (5.25%) Percona
7 12 (3.70%) Aruba
7 12 (3.70%) HP
7 12 (3.70%) Palo Alto
8 11 (3.40%) Juniper
9 10 (3.09%) Fidessa
9 10 (3.09%) GENBAND
9 10 (3.09%) Mitel
9 10 (3.09%) NetIQ
10 9 (2.78%) Dell
11 7 (2.16%) Citrix
11 7 (2.16%) IBM
11 7 (2.16%) Sitecore
11 7 (2.16%) Veritas