Period
to 19 June 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 19 June 2021 with a comparison to the same period in the previous 2 years.

Microsoft Internet Information Services (IIS)
England > London
6 months to
19 Jun 2021
Same period 2020 Same period 2019
Rank 400 346 312
Rank change year-on-year -54 -34 -16
Permanent jobs citing IIS 256 277 581
As % of all permanent jobs advertised in London 0.65% 0.81% 1.01%
As % of the Application Platforms category 4.48% 5.32% 6.27%
Number of salaries quoted 214 239 494
10th Percentile £36,625 £43,500 £37,500
25th Percentile £47,500 £48,000 £45,000
Median annual salary (50th Percentile) £57,500 £60,000 £57,500
Median % change year-on-year -4.17% +4.35% -
75th Percentile £81,250 £77,500 £70,000
90th Percentile £95,000 £85,000 £82,125
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 5,708 5,203 9,260
As % of all permanent IT jobs advertised in London 14.58% 15.25% 16.09%
Number of salaries quoted 3,886 4,206 7,552
10th Percentile £41,250 £37,500 £33,750
25th Percentile £50,000 £47,500 £45,500
Median annual salary (50th Percentile) £66,500 £65,000 £62,500
Median % change year-on-year +2.31% +4.00% +4.17%
75th Percentile £84,875 £82,500 £80,000
90th Percentile £97,500 £97,500 £95,000
England median annual salary £55,000 £52,500 £50,500
% change year-on-year +4.76% +3.96% +1.00%

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 19 June 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 19 June 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 +9 37 £95,000 +40.74% 14
West London -2 8 £52,500 +5.00% 6
South London -23 8 £55,000 -4.35%
East London +5 4 £60,000 +25.00% 5
IIS
England

For the 6 months to 19 June 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.

1 166 (64.84%) Windows
2 149 (58.20%) SQL Server
3 141 (55.08%) Azure
4 133 (51.95%) Microsoft
5 102 (39.84%) SQL
6 94 (36.72%) Linux
7 87 (33.98%) PowerShell
8 86 (33.59%) .NET
9 85 (33.20%) Degree
10 77 (30.08%) C#
11 76 (29.69%) AWS
12 75 (29.30%) DevOps
13 74 (28.91%) Active Directory
14 68 (26.56%) Windows Server
15 62 (24.22%) Firewall
16 56 (21.88%) Apache
17 54 (21.09%) Puppet
18 53 (20.70%) Problem-Solving
19 52 (20.31%) HTML
20 49 (19.14%) Computer Science
20 49 (19.14%) Social Skills
21 47 (18.36%) Microsoft 365
22 43 (16.80%) Continuous Integration
22 43 (16.80%) ASP.NET
22 43 (16.80%) Finance
22 43 (16.80%) Agile Software Development
23 42 (16.41%) Ansible
24 41 (16.02%) nginx
24 41 (16.02%) DNS
25 40 (15.63%) JavaScript

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 56 (21.88%) Apache
2 41 (16.02%) nginx
3 33 (12.89%) SharePoint
4 29 (11.33%) Tomcat
5 13 (5.08%) ejabberd
6 8 (3.13%) MS Exchange
7 5 (1.95%) Elasticsearch
7 5 (1.95%) Umbraco
8 4 (1.56%) Apache Solr
8 4 (1.56%) Cloud Foundry
8 4 (1.56%) CloudStack
8 4 (1.56%) OpenStack
9 3 (1.17%) WebLogic
10 2 (0.78%) CMS
10 2 (0.78%) Oracle HTTP Server
10 2 (0.78%) SAS
11 1 (0.39%) Exchange Server 2003
11 1 (0.39%) JBoss
11 1 (0.39%) Oracle SOA Suite
11 1 (0.39%) SharePoint Server
Applications
1 26 (10.16%) Microsoft Office
2 2 (0.78%) Microsoft Excel
3 1 (0.39%) InfoPath
Business Applications
1 3 (1.17%) Dynamics NAV
1 3 (1.17%) Oracle Applications
2 2 (0.78%) Dynamics CRM
2 2 (0.78%) FastStats
2 2 (0.78%) Relativity
2 2 (0.78%) Unica
3 1 (0.39%) Salesforce.com CRM
Cloud Services
1 141 (55.08%) Azure
2 76 (29.69%) AWS
3 47 (18.36%) Microsoft 365
4 35 (13.67%) Azure Active Directory
5 32 (12.50%) SaaS
6 30 (11.72%) GCP
7 29 (11.33%) IaaS
8 23 (8.98%) npm
9 20 (7.81%) PaaS
10 17 (6.64%) OpenShift
11 16 (6.25%) Amazon EC2
12 15 (5.86%) Amazon S3
13 14 (5.47%) Amazon ECS
13 14 (5.47%) Amazon EKS
14 13 (5.08%) Serverless
14 13 (5.08%) Yarn
15 12 (4.69%) AWS CloudFormation
16 10 (3.91%) OneDrive
17 9 (3.52%) Power Platform
17 9 (3.52%) Virtual Private Cloud
Communications & Networking
1 62 (24.22%) Firewall
2 41 (16.02%) DNS
3 34 (13.28%) LAN
3 34 (13.28%) TCP/IP
4 31 (12.11%) HTTP
5 28 (10.94%) VPN
6 26 (10.16%) Internet
7 22 (8.59%) SNMP
8 20 (7.81%) BGP
9 18 (7.03%) DHCP
9 18 (7.03%) Diameter Protocol
10 16 (6.25%) WAN
11 13 (5.08%) Asterisk PBX
11 13 (5.08%) PBX
12 12 (4.69%) SAN
13 11 (4.30%) VLAN
14 10 (3.91%) Network Security
14 10 (3.91%) VoIP
15 9 (3.52%) Cisco ASA
15 9 (3.52%) SSL
Database & Business Intelligence
1 149 (58.20%) SQL Server
2 30 (11.72%) SQL Server 2012
3 27 (10.55%) MySQL
4 26 (10.16%) NoSQL
5 22 (8.59%) Big Data
6 19 (7.42%) PostgreSQL
7 17 (6.64%) SQL Server 2014
8 16 (6.25%) SQL Server 2017
9 14 (5.47%) MongoDB
10 13 (5.08%) SQL Server Reporting Services
11 10 (3.91%) MariaDB
12 8 (3.13%) Amazon RDS
12 8 (3.13%) Azure SQL Database
12 8 (3.13%) Power BI
13 7 (2.73%) Hadoop
14 6 (2.34%) Data Warehouse
14 6 (2.34%) Redis
14 6 (2.34%) SQL Server Integration Services
15 4 (1.56%) Relational Database
15 4 (1.56%) SQL Server Analysis Services
Development Applications
1 37 (14.45%) Git (software)
1 37 (14.45%) TeamCity
2 23 (8.98%) Octopus Deploy
3 22 (8.59%) Jenkins
4 19 (7.42%) gulp
5 18 (7.03%) JIRA
6 16 (6.25%) Visual Studio
7 13 (5.08%) GoCD
7 13 (5.08%) webpack
8 10 (3.91%) Travis CI
8 10 (3.91%) Visual Studio Code
9 6 (2.34%) Bitbucket
9 6 (2.34%) Jasmine
9 6 (2.34%) jspm
9 6 (2.34%) Mocha
9 6 (2.34%) Moq
9 6 (2.34%) MSTest
9 6 (2.34%) NUnit
10 4 (1.56%) Maven
10 4 (1.56%) Oracle APEX
General
1 49 (19.14%) Social Skills
2 43 (16.80%) Finance
3 27 (10.55%) Analytical Skills
4 19 (7.42%) Organisational Skills
5 17 (6.64%) Marketing
6 14 (5.47%) French Language
7 13 (5.08%) Games
8 10 (3.91%) Telecoms
9 9 (3.52%) Banking
10 8 (3.13%) Investment Banking
11 6 (2.34%) Back Office
11 6 (2.34%) Retail
12 3 (1.17%) Electronics
12 3 (1.17%) Law
12 3 (1.17%) Legal
12 3 (1.17%) Manufacturing
12 3 (1.17%) Public Sector
13 1 (0.39%) Documentation Skills
13 1 (0.39%) Pharmaceutical
13 1 (0.39%) Publishing
Job Titles
1 57 (22.27%) Developer
2 33 (12.89%) DevOps Engineer
3 27 (10.55%) .NET Developer
3 27 (10.55%) Architect
3 27 (10.55%) C# Developer
4 21 (8.20%) Applications Support
4 21 (8.20%) SQL Developer
5 19 (7.42%) C# .NET Developer
6 18 (7.03%) Support Engineer
7 16 (6.25%) Administrator
7 16 (6.25%) Network Engineer
7 16 (6.25%) Senior DevOps
7 16 (6.25%) Senior DevOps Engineer
7 16 (6.25%) Systems Engineer
8 15 (5.86%) Systems Administrator
9 14 (5.47%) Applications Engineer
9 14 (5.47%) Applications Support Engineer
9 14 (5.47%) ASP.NET Developer
9 14 (5.47%) C# ASP.NET Developer
9 14 (5.47%) Team Leader
Libraries, Frameworks & Software Standards
1 86 (33.59%) .NET
2 52 (20.31%) HTML
3 43 (16.80%) ASP.NET
4 36 (14.06%) CSS
5 33 (12.89%) REST
6 32 (12.50%) AngularJS
7 30 (11.72%) React
8 29 (11.33%) JSON
9 28 (10.94%) Web Services
10 26 (10.16%) XML
11 25 (9.77%) OAuth
12 24 (9.38%) Node.js
13 23 (8.98%) HTML5
13 23 (8.98%) OAuth2
14 19 (7.42%) CSS3
14 19 (7.42%) jQuery
14 19 (7.42%) Spring
15 18 (7.03%) ASP.NET Web API
16 17 (6.64%) Spring Boot
17 16 (6.25%) GraphQL
Miscellaneous
1 38 (14.84%) Data Centre
2 19 (7.42%) Hybrid Cloud
2 19 (7.42%) User Experience
3 17 (6.64%) PKI
4 16 (6.25%) Cloud Native
5 15 (5.86%) Public Cloud
6 14 (5.47%) Linux Command Line
7 11 (4.30%) Self-Motivation
7 11 (4.30%) Virtual Team
8 9 (3.52%) Management Information System
9 8 (3.13%) Enterprise Software
9 8 (3.13%) Equities
10 6 (2.34%) Clustering
10 6 (2.34%) Private Cloud
11 4 (1.56%) Client/Server
11 4 (1.56%) Cyberthreat
12 3 (1.17%) Distributed Denial-of-Service
12 3 (1.17%) Life Science
13 2 (0.78%) Algorithms
13 2 (0.78%) PMI
Operating Systems
1 166 (64.84%) Windows
2 94 (36.72%) Linux
3 68 (26.56%) Windows Server
4 25 (9.77%) CentOS
5 20 (7.81%) Windows Server 2016
6 18 (7.03%) Debian
7 12 (4.69%) Ubuntu
8 11 (4.30%) Unix
9 8 (3.13%) Windows Server 2012
10 6 (2.34%) Windows Server 2008
11 4 (1.56%) Windows 10
12 3 (1.17%) AIX
12 3 (1.17%) Windows 7
13 2 (0.78%) SUSE
13 2 (0.78%) SUSE Linux Enterprise Server
13 2 (0.78%) VMS
13 2 (0.78%) Windows Server 2019
14 1 (0.39%) Apple iOS
14 1 (0.39%) Mac OS
14 1 (0.39%) Red Hat Enterprise Linux
Processes & Methodologies
1 75 (29.30%) DevOps
2 53 (20.70%) Problem-Solving
3 49 (19.14%) Computer Science
4 43 (16.80%) Agile Software Development
4 43 (16.80%) Continuous Integration
5 37 (14.45%) Open Source
6 34 (13.28%) Load Balancing
7 33 (12.89%) OO
8 32 (12.50%) MVC
9 28 (10.94%) Continuous Delivery
10 27 (10.55%) Web Development
11 25 (9.77%) Microservices
12 22 (8.59%) High Availability
12 22 (8.59%) Migration
12 22 (8.59%) OOP
13 21 (8.20%) Disaster Recovery
14 19 (7.42%) Configuration Management
14 19 (7.42%) TDD
15 18 (7.03%) Architectural Design
15 18 (7.03%) OWASP
Programming Languages
1 102 (39.84%) SQL
2 87 (33.98%) PowerShell
3 77 (30.08%) C#
4 40 (15.63%) JavaScript
5 37 (14.45%) Bash Shell
6 35 (13.67%) PHP
7 26 (10.16%) Perl
8 25 (9.77%) Python
9 21 (8.20%) T-SQL
10 19 (7.42%) TypeScript
11 18 (7.03%) Java
12 15 (5.86%) C
13 13 (5.08%) ES6
14 10 (3.91%) VBA
15 3 (1.17%) Ruby
16 2 (0.78%) Korn
16 2 (0.78%) PL/SQL
16 2 (0.78%) R
17 1 (0.39%) Scala
17 1 (0.39%) VB
Qualifications
1 85 (33.20%) Degree
2 29 (11.33%) Computer Science Degree
3 10 (3.91%) Microsoft Certification
4 7 (2.73%) CISM
4 7 (2.73%) CISSP
4 7 (2.73%) Security Cleared
5 5 (1.95%) IISP
5 5 (1.95%) MCSA
6 4 (1.56%) CCNA
6 4 (1.56%) Cisco Certification
6 4 (1.56%) DV Cleared
7 3 (1.17%) MCDBA
7 3 (1.17%) MCSD
7 3 (1.17%) SC Cleared
8 2 (0.78%) ITIL Certification
8 2 (0.78%) PMI Certification
9 1 (0.39%) ITIL Foundation Certificate
9 1 (0.39%) MCP
9 1 (0.39%) MCSE
9 1 (0.39%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 15 (5.86%) QA
2 9 (3.52%) GRC
3 4 (1.56%) PCI DSS
3 4 (1.56%) SLA
4 3 (1.17%) ISO/IEC 27001
5 1 (0.39%) Data Quality
5 1 (0.39%) PMO
System Software
1 74 (28.91%) Active Directory
2 31 (12.11%) Hyper-V
3 30 (11.72%) Docker
4 24 (9.38%) VMware Infrastructure
5 18 (7.03%) iptables
5 18 (7.03%) KVM
5 18 (7.03%) QEMU
6 13 (5.08%) Kamailio
6 13 (5.08%) Postfix
7 6 (2.34%) Ceph
8 5 (1.95%) XenApp
9 4 (1.56%) Forefront TMG
9 4 (1.56%) Terminal Services
9 4 (1.56%) Virtual Servers
9 4 (1.56%) VMware Workstation
10 2 (0.78%) Virtual Desktop
10 2 (0.78%) Virtual Machines
11 1 (0.39%) Microsoft Virtual Server
11 1 (0.39%) vSphere
11 1 (0.39%) XenDesktop
Systems Management
1 54 (21.09%) Puppet
2 42 (16.41%) Ansible
3 27 (10.55%) SCCM
4 26 (10.16%) Opscode Chef
4 26 (10.16%) Terraform
5 24 (9.38%) Galera Cluster
6 18 (7.03%) HAProxy
6 18 (7.03%) Kubernetes
6 18 (7.03%) ZABBIX
7 13 (5.08%) Hadoop YARN
8 7 (2.73%) SCOM
9 5 (1.95%) Failover Clustering
9 5 (1.95%) Microsoft Intune
9 5 (1.95%) Prometheus
9 5 (1.95%) WSUS
10 4 (1.56%) Active Directory Federation Services
11 3 (1.17%) Systems Management Server (SMS)
12 2 (0.78%) Backup Exec
12 2 (0.78%) FortiGate
12 2 (0.78%) Nagios
Vendors
1 133 (51.95%) Microsoft
2 30 (11.72%) Cisco
2 30 (11.72%) VMware
3 29 (11.33%) SonicWALL
4 24 (9.38%) Percona
5 20 (7.81%) HP
6 19 (7.42%) Juniper
7 18 (7.03%) GENBAND
7 18 (7.03%) Mitel
8 13 (5.08%) Nortel
8 13 (5.08%) Oracle
9 12 (4.69%) Aruba
10 11 (4.30%) Palo Alto
10 11 (4.30%) Red Hat
11 10 (3.91%) Citrix
11 10 (3.91%) NetIQ
12 8 (3.13%) Fidessa
13 6 (2.34%) Google
14 5 (1.95%) SolarWinds
15 4 (1.56%) F5