Period
to 23 September 2020

The table below looks at the prevalence of the term Clustering in permanent job vacancies advertised in the City of London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Clustering over the 6 months to 23 September 2020 with a comparison to the same period over the previous 2 years.

Clustering
Central London > City of London
6 months to
23 Sep 2020
Same period 2019 Same period 2018
Rank 193 289 304
Rank change year-on-year +96 +15 -73
Permanent jobs citing Clustering 10 35 45
As % of all permanent jobs advertised in the City of London 0.26% 0.35% 0.41%
As % of the Miscellaneous category 0.61% 0.86% 0.97%
Number of salaries quoted 9 29 47
Median annual salary £47,500 £60,000 £57,500
Median salary % change year-on-year -20.83% +4.35% -11.54%
10th Percentile £42,000 £50,500 £39,750
90th Percentile £102,000 £76,250 £88,000
Central London median annual salary £60,000 £60,000 £60,000

Clustering is in the Generic IT Skills 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 generic IT skills.

All Generic IT Skills
City of London
Permanent vacancies with a requirement for generic IT skills 1,642 4,084 4,625
As % of all permanent IT jobs advertised in the City of London 42.33% 40.79% 42.35%
Number of salaries quoted 1,394 3,521 4,166
Median annual salary £70,000 £67,500 £65,000
Median salary % change year-on-year +3.70% +3.85% +8.33%
10th Percentile £42,500 £36,250 £37,500
90th Percentile £110,000 £102,500 £95,000
Central London median annual salary £70,000 £65,000 £65,000
% change year-on-year +7.69% - +8.33%

Clustering
Job Vacancy Trend in the City of London

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

Job vacancy trend for Clustering in the City of London

Clustering
Salary Trend in the City of London

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

Salary trend for Clustering in the City of London

Clustering
Salary Histogram in the City of London

Salary distribution for jobs citing Clustering in the City of London over the 6 months to 23 September 2020.

Salary histogram for Clustering in the City of London

For the 6 months to 23 September 2020, IT jobs citing Clustering 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 Clustering.

1 5 (50.00%) HTML
1 5 (50.00%) Java
1 5 (50.00%) JavaScript
1 5 (50.00%) Hibernate
1 5 (50.00%) Spring
1 5 (50.00%) Ajax
1 5 (50.00%) Continuous Integration
1 5 (50.00%) OSGi
1 5 (50.00%) AngularJS
2 4 (40.00%) Migration
2 4 (40.00%) Oracle
2 4 (40.00%) SQL Server
3 3 (30.00%) Windows
3 3 (30.00%) Adobe
3 3 (30.00%) JUnit
3 3 (30.00%) SQL
3 3 (30.00%) T-SQL
3 3 (30.00%) J2EE
3 3 (30.00%) CSS
3 3 (30.00%) Servlets
3 3 (30.00%) Struts
3 3 (30.00%) CMS
3 3 (30.00%) Finance
3 3 (30.00%) TDD
3 3 (30.00%) Banking
3 3 (30.00%) Digital Marketing
3 3 (30.00%) Marketing
3 3 (30.00%) Data Migration
3 3 (30.00%) Analytics
3 3 (30.00%) Adobe Experience Manager

Clustering
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 (30.00%) Adobe Experience Manager
1 3 (30.00%) CMS
2 2 (20.00%) Apache
2 2 (20.00%) Red Hat Fuse
3 1 (10.00%) Exchange Server 2010
3 1 (10.00%) IIS
3 1 (10.00%) MS Exchange
3 1 (10.00%) Skype for Business
Applications
1 2 (20.00%) Microsoft Office
Cloud Services
1 1 (10.00%) Azure
1 1 (10.00%) IaaS
1 1 (10.00%) Office 365
1 1 (10.00%) PaaS
1 1 (10.00%) Power Platform
1 1 (10.00%) SaaS
Communications & Networking
1 1 (10.00%) DHCP
1 1 (10.00%) DNS
1 1 (10.00%) Skype
Database & Business Intelligence
1 4 (40.00%) SQL Server
2 2 (20.00%) Oracle Database
2 2 (20.00%) Oracle Reports
2 2 (20.00%) Relational Database
3 1 (10.00%) Data Warehouse
3 1 (10.00%) Microsoft Analysis Services
3 1 (10.00%) Power BI
3 1 (10.00%) RDBMS
3 1 (10.00%) SQL Server Analysis Services
3 1 (10.00%) SQL Server Integration Services
3 1 (10.00%) SQL Server Reporting Services
Development Applications
1 3 (30.00%) JUnit
2 2 (20.00%) Jenkins
General
1 3 (30.00%) Banking
1 3 (30.00%) Finance
1 3 (30.00%) Marketing
2 1 (10.00%) Back Office
Job Titles
1 4 (40.00%) Architect
2 3 (30.00%) DBA
2 3 (30.00%) SQL DBA
2 3 (30.00%) SQL Server DBA
3 2 (20.00%) Administrator
4 1 (10.00%) Applications Developer
4 1 (10.00%) Developer
4 1 (10.00%) Java Applications Developer
4 1 (10.00%) Java Developer
4 1 (10.00%) Messaging Engineer
4 1 (10.00%) Server Engineer
4 1 (10.00%) Solutions Architect
4 1 (10.00%) Windows Engineer
4 1 (10.00%) Windows Server Engineer
Libraries, Frameworks & Software Standards
1 5 (50.00%) Ajax
1 5 (50.00%) AngularJS
1 5 (50.00%) Hibernate
1 5 (50.00%) HTML
1 5 (50.00%) OSGi
1 5 (50.00%) Spring
2 3 (30.00%) Apache Felix
2 3 (30.00%) Apache Sling
2 3 (30.00%) CSS
2 3 (30.00%) J2EE
2 3 (30.00%) Servlets
2 3 (30.00%) Struts
3 2 (20.00%) Apache Camel
3 2 (20.00%) GWT
3 2 (20.00%) HTML5
3 2 (20.00%) JDBC
3 2 (20.00%) JMS
3 2 (20.00%) jQuery
3 2 (20.00%) JSF
3 2 (20.00%) REST
Miscellaneous
1 2 (20.00%) Analytical Skills
1 2 (20.00%) Enterprise Software
2 1 (10.00%) Blackberry
2 1 (10.00%) Client/Server
2 1 (10.00%) Fixed Income
Operating Systems
1 3 (30.00%) Windows
2 2 (20.00%) Windows Server 2008
2 2 (20.00%) Windows Server 2012
2 2 (20.00%) Windows Server 2016
3 1 (10.00%) Linux
3 1 (10.00%) Windows Server
Processes & Methodologies
1 5 (50.00%) Continuous Integration
2 4 (40.00%) Migration
3 3 (30.00%) Analytics
3 3 (30.00%) Data Migration
3 3 (30.00%) Digital Marketing
3 3 (30.00%) Front End Development
3 3 (30.00%) TDD
4 2 (20.00%) Agile Software Development
4 2 (20.00%) Disaster Recovery
4 2 (20.00%) High Availability
4 2 (20.00%) Microservices
4 2 (20.00%) Open Source
4 2 (20.00%) Performance Tuning
4 2 (20.00%) Problem-Solving
4 2 (20.00%) Scalability Testing
4 2 (20.00%) Web Development
5 1 (10.00%) Extreme Programming
5 1 (10.00%) Multithreading
5 1 (10.00%) Scrum
5 1 (10.00%) Unit Testing
Programming Languages
1 5 (50.00%) Java
1 5 (50.00%) JavaScript
2 3 (30.00%) SQL
2 3 (30.00%) T-SQL
3 2 (20.00%) PowerShell
4 1 (10.00%) Java 8
Qualifications
1 1 (10.00%) ITIL Certification
Quality Assurance & Compliance
1 1 (10.00%) MiFID
System Software
1 2 (20.00%) Active Directory
1 2 (20.00%) VMware Infrastructure
1 2 (20.00%) vSphere
2 1 (10.00%) VMware ESXi
Systems Management
1 2 (20.00%) Microsoft Clustering
Vendors
1 4 (40.00%) Oracle
2 3 (30.00%) Adobe
3 2 (20.00%) VMware
4 1 (10.00%) Cisco
4 1 (10.00%) EMC
4 1 (10.00%) Microsoft