Period
to 20 September 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 20 September 2021 with a comparison to the same period in the previous 2 years.

Microsoft Internet Information Services (IIS)
Central London > City of London
6 months to
20 Sep 2021
Same period 2020 Same period 2019
Rank 230 157 218
Rank change year-on-year -73 +61 +13
Permanent jobs citing IIS 22 42 111
As % of all permanent jobs advertised in the City of London 0.38% 1.09% 1.10%
As % of the Application Platforms category 2.76% 7.95% 7.31%
Number of salaries quoted 21 41 100
10th Percentile £46,250 £47,500 £29,000
25th Percentile £57,500 £52,500 £45,000
Median annual salary (50th Percentile) £90,000 £60,000 £67,500
Median % change year-on-year +50.00% -11.11% +35.00%
75th Percentile £121,250 £75,000 £82,500
90th Percentile " £85,000 £93,750
Central London median annual salary £83,750 £60,000 £66,500
% change year-on-year +39.58% -9.77% +26.67%

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 the City of London with a requirement for application platform skills.

All Application Platform Skills
City of London
Permanent vacancies with a requirement for application platform skills 797 528 1,518
As % of all permanent IT jobs advertised in the City of London 13.62% 13.75% 15.03%
Number of salaries quoted 704 444 1,366
10th Percentile £42,500 £41,508 £32,500
25th Percentile £52,500 £49,844 £47,500
Median annual salary (50th Percentile) £70,000 £65,000 £65,000
Median % change year-on-year +7.69% - +8.33%
75th Percentile £85,000 £78,750 £81,250
90th Percentile £101,250 £95,000 £95,000
Central London median annual salary £70,000 £65,000 £62,500
% change year-on-year +7.69% +4.00% +4.17%

IIS
Job Vacancy Trend in the City of London

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

Job vacancy trend for IIS in the City of London

IIS
Salary Trend in the City of London

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

Salary trend for IIS in the City of London

IIS
Salary Histogram in the City of London

Salary distribution for jobs citing IIS in the City of London over the 6 months to 20 September 2021.

Salary histogram for IIS in the City of London

For the 6 months to 20 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 City of London region with a requirement for IIS.

1 19 (86.36%) Azure
2 17 (77.27%) SQL Server
3 15 (68.18%) Microsoft Office
3 15 (68.18%) SQL
4 13 (59.09%) Finance
5 12 (54.55%) .NET
5 12 (54.55%) Windows
6 11 (50.00%) ASP.NET
6 11 (50.00%) FTP
6 11 (50.00%) Agile Software Development
6 11 (50.00%) Banking
6 11 (50.00%) Root Cause Analysis
6 11 (50.00%) DevOps
7 10 (45.45%) SDLC
7 10 (45.45%) SOLID
7 10 (45.45%) MVVM
7 10 (45.45%) Investment Banking
7 10 (45.45%) MVC
7 10 (45.45%) Risk Management
7 10 (45.45%) Equities
7 10 (45.45%) JSON
7 10 (45.45%) JIRA
7 10 (45.45%) Time Management
7 10 (45.45%) VBA
7 10 (45.45%) OO
7 10 (45.45%) C#
7 10 (45.45%) Microsoft
7 10 (45.45%) Fidessa
8 8 (36.36%) Active Directory
9 7 (31.82%) PowerShell

IIS
Co-occurring IT Skills in the City of 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 3 (13.64%) SAS
1 3 (13.64%) Tomcat
2 1 (4.55%) Elasticsearch
2 1 (4.55%) Exchange Server 2003
2 1 (4.55%) JBoss
2 1 (4.55%) MS Exchange
2 1 (4.55%) nginx
2 1 (4.55%) SharePoint
2 1 (4.55%) WebSphere
Applications
1 15 (68.18%) Microsoft Office
Business Applications
1 3 (13.64%) FastStats
1 3 (13.64%) Unica
Cloud Services
1 19 (86.36%) Azure
2 6 (27.27%) AWS
3 5 (22.73%) Microsoft 365
4 4 (18.18%) Azure Active Directory
5 3 (13.64%) Mimecast
6 1 (4.55%) Amazon EC2
6 1 (4.55%) Amazon ELB
6 1 (4.55%) Amazon S3
6 1 (4.55%) AWS CloudFormation
6 1 (4.55%) AWS Lambda
6 1 (4.55%) Azure Cosmos DB
6 1 (4.55%) GCP
6 1 (4.55%) Google Workspace
6 1 (4.55%) Route 53
6 1 (4.55%) SaaS
6 1 (4.55%) Serverless
6 1 (4.55%) Virtual Private Cloud
Communications & Networking
1 11 (50.00%) FTP
2 7 (31.82%) DNS
3 6 (27.27%) DHCP
4 4 (18.18%) Cisco ASA
4 4 (18.18%) VLAN
4 4 (18.18%) VPN
5 3 (13.64%) Cisco Firepower
5 3 (13.64%) Cisco IOS
5 3 (13.64%) Cisco Nexus
5 3 (13.64%) Firewall
5 3 (13.64%) VoIP
6 2 (9.09%) SAN
6 2 (9.09%) TCP/IP
7 1 (4.55%) HTTP
7 1 (4.55%) LAN
7 1 (4.55%) Network Security
7 1 (4.55%) Remote Desktop
7 1 (4.55%) WAN
7 1 (4.55%) Wireless
Database & Business Intelligence
1 17 (77.27%) SQL Server
2 2 (9.09%) Amazon RDS
3 1 (4.55%) Amazon Aurora
3 1 (4.55%) InfluxDB
3 1 (4.55%) MongoDB
3 1 (4.55%) MySQL
3 1 (4.55%) NoSQL
3 1 (4.55%) PostgreSQL
3 1 (4.55%) RDBMS
3 1 (4.55%) Relational Database
Development Applications
1 10 (45.45%) JIRA
2 1 (4.55%) Atlassian Bamboo
2 1 (4.55%) Git (software)
2 1 (4.55%) Jenkins
General
1 13 (59.09%) Finance
2 11 (50.00%) Banking
3 10 (45.45%) Investment Banking
4 3 (13.64%) Marketing
4 3 (13.64%) Telecoms
5 1 (4.55%) Back Office
5 1 (4.55%) Law
5 1 (4.55%) Social Skills
Job Titles
1 10 (45.45%) C# Developer
1 10 (45.45%) Developer
2 8 (36.36%) Senior C# Developer
2 8 (36.36%) Senior Developer
2 8 (36.36%) Senior SQL Developer
2 8 (36.36%) SQL Developer
3 3 (13.64%) 3rd Line Engineer
3 3 (13.64%) Infrastructure Engineer
3 3 (13.64%) Senior Infrastructure Engineer
4 2 (9.09%) Analyst
4 2 (9.09%) C# Developer - Investment Banking
4 2 (9.09%) Infrastructure Team Leader
4 2 (9.09%) Lead C# Developer
4 2 (9.09%) Lead Developer
4 2 (9.09%) SAN Engineer
4 2 (9.09%) Team Leader
4 2 (9.09%) VMware Engineer
5 1 (4.55%) 3rd Line Technical Engineer
5 1 (4.55%) Azure Engineer
5 1 (4.55%) Head of Support
Libraries, Frameworks & Software Standards
1 12 (54.55%) .NET
2 11 (50.00%) ASP.NET
3 10 (45.45%) JSON
4 1 (4.55%) LEMP Stack
4 1 (4.55%) Middleware
Miscellaneous
1 10 (45.45%) Equities
2 3 (13.64%) EFT
2 3 (13.64%) Management Information System
3 1 (4.55%) Clustering
3 1 (4.55%) Data Centre
3 1 (4.55%) Public Cloud
3 1 (4.55%) SWIFT
Operating Systems
1 12 (54.55%) Windows
2 5 (22.73%) Windows Server 2012
3 4 (18.18%) Linux
3 4 (18.18%) Windows Server
4 3 (13.64%) VMS
5 2 (9.09%) Red Hat Enterprise Linux
5 2 (9.09%) Windows Server 2016
6 1 (4.55%) Android
6 1 (4.55%) Ubuntu
6 1 (4.55%) Windows 10
6 1 (4.55%) Windows 7
6 1 (4.55%) Windows Server 2008
6 1 (4.55%) Windows Server 2019
Processes & Methodologies
1 11 (50.00%) Agile Software Development
1 11 (50.00%) DevOps
1 11 (50.00%) Root Cause Analysis
2 10 (45.45%) MVC
2 10 (45.45%) MVVM
2 10 (45.45%) OO
2 10 (45.45%) Risk Management
2 10 (45.45%) SDLC
2 10 (45.45%) SOLID
2 10 (45.45%) Time Management
3 5 (22.73%) CRM
4 4 (18.18%) Disaster Recovery
4 4 (18.18%) Infrastructure Engineering
5 3 (13.64%) Due Diligence
5 3 (13.64%) Information Security
5 3 (13.64%) Risk Assessment
5 3 (13.64%) Software Licensing
6 2 (9.09%) ITIL
6 2 (9.09%) Server Management
6 2 (9.09%) Virtual Environments
Programming Languages
1 15 (68.18%) SQL
2 10 (45.45%) C#
2 10 (45.45%) VBA
3 7 (31.82%) PowerShell
4 5 (22.73%) Python
5 3 (13.64%) R
5 3 (13.64%) T-SQL
6 1 (4.55%) Bash Shell
6 1 (4.55%) Java
6 1 (4.55%) JavaScript
6 1 (4.55%) PHP
Qualifications
1 1 (4.55%) Degree
Quality Assurance & Compliance
1 1 (4.55%) GRC
1 1 (4.55%) ISO/IEC 27001
1 1 (4.55%) QA
1 1 (4.55%) SLA
System Software
1 8 (36.36%) Active Directory
2 5 (22.73%) Hyper-V
3 4 (18.18%) VMware Infrastructure
4 2 (9.09%) Virtual Desktop
4 2 (9.09%) VMware ESXi
5 1 (4.55%) Docker
5 1 (4.55%) vSphere
5 1 (4.55%) XenApp
5 1 (4.55%) XenDesktop
Systems Management
1 3 (13.64%) Backup Exec
1 3 (13.64%) Symantec Endpoint Protection
2 2 (9.09%) Ansible
2 2 (9.09%) Kubernetes
2 2 (9.09%) Opscode Chef
2 2 (9.09%) Puppet
3 1 (4.55%) Consul
3 1 (4.55%) Grafana
3 1 (4.55%) HAProxy
3 1 (4.55%) Microsoft Clustering
3 1 (4.55%) Microsoft Intune
3 1 (4.55%) PaperCut
3 1 (4.55%) Prometheus
3 1 (4.55%) Salt
3 1 (4.55%) SCCM
3 1 (4.55%) Terraform
3 1 (4.55%) WSUS
Vendors
1 10 (45.45%) Fidessa
1 10 (45.45%) Microsoft
2 6 (27.27%) Dell
3 5 (22.73%) Cisco
4 4 (18.18%) VMware
5 3 (13.64%) Apteco
5 3 (13.64%) Citrix
5 3 (13.64%) IBM
5 3 (13.64%) Symantec
5 3 (13.64%) Veritas
6 2 (9.09%) HP
7 1 (4.55%) Dell Compellent
7 1 (4.55%) EMC
7 1 (4.55%) EqualLogic
7 1 (4.55%) JD Edwards
7 1 (4.55%) Oracle
7 1 (4.55%) Polycom
7 1 (4.55%) SonicWALL
7 1 (4.55%) Sophos
7 1 (4.55%) WatchGuard