Period
to 4 August 2020

The table below looks at the prevalence of the term Clustering in contract job vacancies advertised in the City of London. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clustering over the 6 months to 4 August 2020 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
Central London > City of London
6 months to
4 Aug 2020
Same period 2019 Same period 2018
Rank 130 218 245
Rank change year-on-year +88 +27 -36
Contract jobs citing Clustering 7 22 9
As % of all contract jobs advertised in the City of London 0.31% 0.34% 0.13%
As % of the Miscellaneous category 0.87% 1.02% 0.31%
Number of daily rates quoted 7 15 3
Median daily rate £500 £488 £475
Median daily rate % change year-on-year +2.56% +2.63% +5.56%
10th Percentile £389 £406 £418
90th Percentile £513 £560 £608
Central London median daily rate £500 £494 £444
% change year-on-year +1.27% +11.27% -1.39%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
Central London median hourly rate - - -

Clustering is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for generic IT skills.

All Generic IT Skills
City of London
Contract vacancies with a requirement for generic IT skills 807 2,155 2,894
As % of all contract IT jobs advertised in the City of London 35.18% 33.08% 41.19%
Number of daily rates quoted 524 1,596 2,209
Median daily rate £525 £525 £525
10th Percentile £313 £325 £313
90th Percentile £698 £678 £725
Central London median daily rate £513 £525 £515
% change year-on-year -2.38% +1.94% +0.39%
Number of hourly rates quoted 38 47 52
Median hourly rate £35.25 £20.50 £20.00
Median hourly rate % change year-on-year +71.95% +2.50% -5.56%
10th Percentile £12.66 £11.25 £13.41
90th Percentile £47.75 £49.98 £46.12
Median hourly rate £35.25 £20.83 £20.00
% change year-on-year +69.23% +4.15% +6.95%

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
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Clustering in the City of London

Clustering
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Clustering in the City of London over the 6 months to 4 August 2020.

Daily rate histogram for Clustering in the City of London

Clustering
Contractor Hourly Rate Trend in the City of London

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

Hourly rate trend for Clustering in the City of London

For the 6 months to 4 August 2020, IT contractor 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 contract job ads across the City of London region with a requirement for Clustering.

1 6 (85.71%) High Availability
2 5 (71.43%) AWS
2 5 (71.43%) IaaS
3 4 (57.14%) Azure
3 4 (57.14%) Puppet
3 4 (57.14%) VMware Infrastructure
3 4 (57.14%) Cloud Computing
3 4 (57.14%) SaaS
3 4 (57.14%) PaaS
3 4 (57.14%) Opscode Chef
3 4 (57.14%) SaltStack
3 4 (57.14%) Ansible
3 4 (57.14%) Kubernetes
3 4 (57.14%) TCP/IP
3 4 (57.14%) DNS
3 4 (57.14%) VMware
3 4 (57.14%) Banking
4 3 (42.86%) Subversion
4 3 (42.86%) Finance
4 3 (42.86%) Active Directory
4 3 (42.86%) Kerberos
4 3 (42.86%) Python
4 3 (42.86%) LDAP
4 3 (42.86%) DHCP
4 3 (42.86%) Oracle
4 3 (42.86%) Windows
4 3 (42.86%) Linux
4 3 (42.86%) GCP
4 3 (42.86%) Security Hardening
4 3 (42.86%) Windows Server

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 1 (14.29%) Confluence
1 1 (14.29%) SharePoint
Cloud Services
1 5 (71.43%) AWS
1 5 (71.43%) IaaS
2 4 (57.14%) Azure
2 4 (57.14%) Cloud Computing
2 4 (57.14%) PaaS
2 4 (57.14%) SaaS
3 3 (42.86%) GCP
3 3 (42.86%) GitHub
4 1 (14.29%) Amazon ECS
4 1 (14.29%) Amazon ElastiCache
4 1 (14.29%) Amazon Kinesis
4 1 (14.29%) AWS CloudFormation
Communications & Networking
1 4 (57.14%) DNS
1 4 (57.14%) TCP/IP
2 3 (42.86%) DHCP
2 3 (42.86%) Kerberos
3 1 (14.29%) BGP
3 1 (14.29%) HSRP
3 1 (14.29%) HTTP
3 1 (14.29%) Junos
3 1 (14.29%) MPLS
3 1 (14.29%) OSPF
3 1 (14.29%) SNMP
3 1 (14.29%) SSL
3 1 (14.29%) VLAN
3 1 (14.29%) VPN
3 1 (14.29%) VRRP
Database & Business Intelligence
1 1 (14.29%) PostgreSQL
1 1 (14.29%) RDBMS
1 1 (14.29%) Relational Database
Development Applications
1 3 (42.86%) Jenkins
1 3 (42.86%) Subversion
2 2 (28.57%) Git (software)
3 1 (14.29%) JIRA
3 1 (14.29%) Serena SBM
3 1 (14.29%) TeamCity
General
1 4 (57.14%) Banking
2 3 (42.86%) Finance
3 2 (28.57%) Investment Banking
3 2 (28.57%) Retail
4 1 (14.29%) International Banking
Job Titles
1 2 (28.57%) Linux Engineer
1 2 (28.57%) Python Engineer
1 2 (28.57%) Ruby Engineer
2 1 (14.29%) Administrator
2 1 (14.29%) AWS Developer
2 1 (14.29%) Developer
2 1 (14.29%) DevOps Engineer
2 1 (14.29%) Java Developer
2 1 (14.29%) Network Engineer
2 1 (14.29%) Systems Administrator
2 1 (14.29%) Virtualisation Engineer
2 1 (14.29%) Windows Administrator
2 1 (14.29%) Windows Systems Administrator
Libraries, Frameworks & Software Standards
1 3 (42.86%) LDAP
2 1 (14.29%) FIX Protocol
2 1 (14.29%) HTML
2 1 (14.29%) HTML5
2 1 (14.29%) Kafka
2 1 (14.29%) Lambda Expressions
2 1 (14.29%) Redux
2 1 (14.29%) REST
2 1 (14.29%) Spring
2 1 (14.29%) Spring Boot
Miscellaneous
1 1 (14.29%) Enterprise Software
1 1 (14.29%) Replication
Operating Systems
1 3 (42.86%) Linux
1 3 (42.86%) Windows
1 3 (42.86%) Windows Server
2 2 (28.57%) Unix
2 2 (28.57%) Windows Server 2008
2 2 (28.57%) Windows Server 2012
2 2 (28.57%) Windows Server 2016
2 2 (28.57%) Windows Server 2019
3 1 (14.29%) Red Hat Enterprise Linux
Processes & Methodologies
1 6 (85.71%) High Availability
2 3 (42.86%) Continuous Integration
2 3 (42.86%) DevOps
2 3 (42.86%) Security Hardening
3 2 (28.57%) Configuration Management
3 2 (28.57%) Infrastructure Engineering
3 2 (28.57%) Open Source
3 2 (28.57%) Performance Tuning
3 2 (28.57%) TDD
4 1 (14.29%) Agile Software Development
4 1 (14.29%) Data Security
4 1 (14.29%) Disaster Recovery
4 1 (14.29%) Load Balancing
4 1 (14.29%) Multithreading
4 1 (14.29%) OO
4 1 (14.29%) Performance Monitoring
4 1 (14.29%) Scalability Testing
4 1 (14.29%) Software Engineering
4 1 (14.29%) Storage Management
4 1 (14.29%) Web Development
Programming Languages
1 3 (42.86%) Python
2 2 (28.57%) C
2 2 (28.57%) Perl
2 2 (28.57%) Ruby
3 1 (14.29%) Java
3 1 (14.29%) JavaScript
3 1 (14.29%) PowerShell
Qualifications
1 1 (14.29%) CCNP
1 1 (14.29%) Cisco Certification
Quality Assurance & Compliance
1 1 (14.29%) GDPR
1 1 (14.29%) Sarbanes-Oxley
System Software
1 4 (57.14%) VMware Infrastructure
2 3 (42.86%) Active Directory
2 3 (42.86%) VMware ESXi
3 2 (28.57%) Docker
3 2 (28.57%) Veritas Cluster Server
Systems Management
1 4 (57.14%) Ansible
1 4 (57.14%) Kubernetes
1 4 (57.14%) Opscode Chef
1 4 (57.14%) Puppet
2 2 (28.57%) Microsoft Clustering
2 2 (28.57%) Pacemaker
2 2 (28.57%) Salt
2 2 (28.57%) Terraform
3 1 (14.29%) Control-M
3 1 (14.29%) Icinga
3 1 (14.29%) Netcool
3 1 (14.29%) QRadar
3 1 (14.29%) Tivoli
3 1 (14.29%) Tivoli Storage Manager
Vendors
1 4 (57.14%) SaltStack
1 4 (57.14%) VMware
2 3 (42.86%) Oracle
3 2 (28.57%) Microsoft
3 2 (28.57%) Splunk
3 2 (28.57%) Veritas
4 1 (14.29%) Aruba
4 1 (14.29%) Cisco
4 1 (14.29%) CyberArk
4 1 (14.29%) EMC
4 1 (14.29%) F5
4 1 (14.29%) HP
4 1 (14.29%) IBM
4 1 (14.29%) Infoblox
4 1 (14.29%) Ivanti
4 1 (14.29%) Juniper
4 1 (14.29%) Qualys
4 1 (14.29%) Red Hat
4 1 (14.29%) Serena
4 1 (14.29%) ServiceNow