The table below looks at the prevalence of the term Clustering in contract job vacancies advertised in Leeds. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clustering over the 3 months to 30 March 2017 with a comparison to the same period over the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Clustering
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 87 84 85
Rank change year-on-year -3 +1  
Contract jobs citing Clustering 2 11 9
As % of all contract IT jobs advertised in Leeds 0.20% 0.76% 0.76%
As % of the Miscellaneous category 0.61% 2.66% 3.21%
Number of daily rates quoted 2 11 4
Median daily rate £575 £380 £320
Median daily rate % change year-on-year +51.31% +18.75%  
UK excluding London median daily rate £370 £375 £350
% change year-on-year -1.33% +7.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £25.00 £37.00 £39.50
% change year-on-year -32.43% -6.32%  

Clustering is in the generic IT skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Leeds with a requirement for generic IT skills.

Generic IT Skills
Leeds
Contract job vacancies with a requirement for generic IT skills 326 413 280
As % of all contract IT job vacancies advertised in Leeds 32.12% 28.70% 23.77%
Number of daily rates quoted 225 289 169
Median daily rate £400 £400 £363
Median daily rate % change year-on-year - +10.34%  
90% offered a daily rate of more than £311 £318 £240
10% offered a daily rate of more than £555 £625 £450
UK excluding London median daily rate £395 £375 £375
% change year-on-year +5.33% -  
Number of hourly rates quoted 4 8 20
Median hourly rate £18.35 £17.93 £13.93
Median hourly rate % change year-on-year +2.37% +28.72%  
90% offered a hourly rate of more than £14.20 £9.70 £10.50
10% offered a hourly rate of more than £22.50 £26.30 £33.38
UK excluding London median hourly rate £20.00 £25.50 £18.50
% change year-on-year -21.56% +37.83%  

Clustering
Job Vacancy Trend in Leeds

The job posting trend of jobs advertised in Leeds citing Clustering as a proportion of all contract or permanent IT jobs with a match in the Miscellaneous category.

Job vacancy trend for Clustering in Leeds

Clustering
Contractor Daily Rate Trend in Leeds

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Clustering in Leeds.

Contractor daily rate trend for Clustering in Leeds

Clustering
Contractor Hourly Rate Trend in Leeds

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Clustering in Leeds.

Contractor hourly rate trend for Clustering in Leeds

For the 6 months to 30 March 2017, IT contractor jobs citing Clustering also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Leeds region with a requirement for Clustering.

1 5 (55.56%) Linux
2 4 (44.44%) HTTP
2 4 (44.44%) Java
2 4 (44.44%) JavaScript
2 4 (44.44%) High Availability
3 3 (33.33%) Bash Shell
3 3 (33.33%) Puppet
3 3 (33.33%) VMware ESXi
3 3 (33.33%) vRealize
3 3 (33.33%) Node.js
3 3 (33.33%) Python
3 3 (33.33%) EMC
3 3 (33.33%) VMware
3 3 (33.33%) VMware Infrastructure
4 2 (22.22%) Open Source
4 2 (22.22%) vSphere
4 2 (22.22%) Red Hat Enterprise Linux
4 2 (22.22%) Git (software)
4 2 (22.22%) AMQP
4 2 (22.22%) nginx
4 2 (22.22%) EMC RecoverPoint
4 2 (22.22%) FTP
4 2 (22.22%) Scrum
4 2 (22.22%) RIA
4 2 (22.22%) Load Testing
4 2 (22.22%) Continuous Integration
4 2 (22.22%) Network Security
4 2 (22.22%) Performance Management
4 2 (22.22%) Kanban
4 2 (22.22%) VMware ESX

Clustering
Co-occurring IT Skills in Leeds 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 2 (22.22%) Apache
1 2 (22.22%) CMS
1 2 (22.22%) Confluence
1 2 (22.22%) nginx
Cloud Services
1 2 (22.22%) Slack
2 1 (11.11%) Microsoft Azure
Communications & Networking
1 4 (44.44%) HTTP
2 2 (22.22%) AMQP
2 2 (22.22%) FTP
2 2 (22.22%) Internet
2 2 (22.22%) Network Security
Database & Business Intelligence
1 2 (22.22%) Apache Cassandra
1 2 (22.22%) Informix
1 2 (22.22%) MySQL
1 2 (22.22%) SQL Server
1 2 (22.22%) SQL Server 2005
1 2 (22.22%) SQL Server 2012
1 2 (22.22%) SQL Server 2014
1 2 (22.22%) SQL Server Integration Services
2 1 (11.11%) SQL Server 2000
2 1 (11.11%) SQL Server 2008
2 1 (11.11%) SQL Server Analysis Services
2 1 (11.11%) SQL Server Reporting Services
Development Applications
1 2 (22.22%) Git (software)
1 2 (22.22%) Jenkins
1 2 (22.22%) JIRA
1 2 (22.22%) SonarQube
General
1 2 (22.22%) Retail
2 1 (11.11%) Finance
2 1 (11.11%) Games
2 1 (11.11%) iGaming
2 1 (11.11%) Online Betting
Job Titles
1 2 (22.22%) Architect
1 2 (22.22%) DBA
1 2 (22.22%) DevOps Engineer
1 2 (22.22%) Infrastructure Team Leader
1 2 (22.22%) Senior DevOps
1 2 (22.22%) Senior DevOps Engineer
1 2 (22.22%) Solutions Architect
1 2 (22.22%) SQL DBA
1 2 (22.22%) Team Leader
2 1 (11.11%) SQL Server DBA
Libraries, Frameworks & Software Standards
1 3 (33.33%) Node.js
2 2 (22.22%) Kafka
2 2 (22.22%) LAMP
2 2 (22.22%) Web Services
2 2 (22.22%) XML
3 1 (11.11%) REST
Miscellaneous
1 2 (22.22%) EMC VNX
1 2 (22.22%) Management Information System
1 2 (22.22%) RIA
2 1 (11.11%) Mobile App
2 1 (11.11%) VxBlock/Vblock
Operating Systems
1 5 (55.56%) Linux
2 2 (22.22%) Red Hat Enterprise Linux
3 1 (11.11%) Windows
Processes & Methodologies
1 4 (44.44%) High Availability
2 2 (22.22%) Agile Software Development
2 2 (22.22%) Configuration Management
2 2 (22.22%) Content Management
2 2 (22.22%) Continuous Integration
2 2 (22.22%) DevOps
2 2 (22.22%) Kanban
2 2 (22.22%) Load Balancing
2 2 (22.22%) Load Testing
2 2 (22.22%) Microservices
2 2 (22.22%) Migration
2 2 (22.22%) Network Load Balancing
2 2 (22.22%) Open Source
2 2 (22.22%) Performance Management
2 2 (22.22%) Scrum
2 2 (22.22%) SFIA
2 2 (22.22%) Software Engineering
2 2 (22.22%) Static Code Analysis
3 1 (11.11%) Stakeholder Management
3 1 (11.11%) Wealth Management
Programming Languages
1 4 (44.44%) Java
1 4 (44.44%) JavaScript
2 3 (33.33%) Bash Shell
2 3 (33.33%) Python
3 2 (22.22%) PHP
3 2 (22.22%) Shell Script
3 2 (22.22%) SQL
4 1 (11.11%) PowerShell
Quality Assurance & Compliance
1 2 (22.22%) QA
System Software
1 3 (33.33%) VMware ESXi
1 3 (33.33%) VMware Infrastructure
2 2 (22.22%) Docker
2 2 (22.22%) EMC RecoverPoint
2 2 (22.22%) VMware ESX
2 2 (22.22%) vSphere
Systems Management
1 3 (33.33%) Puppet
1 3 (33.33%) vRealize
2 2 (22.22%) Kubernetes
2 2 (22.22%) NetBackup
2 2 (22.22%) Opscode Chef
2 2 (22.22%) Rancher
2 2 (22.22%) Tivoli Identity Manager
Vendors
1 3 (33.33%) EMC
1 3 (33.33%) VMware
2 2 (22.22%) IBM
2 2 (22.22%) Veritas
3 1 (11.11%) Cisco
3 1 (11.11%) Microsoft