Clustering Contracts

Clustering
UK

The table below looks at the prevalence of the term Clustering in contract job vacancies. Included is a benchmarking guide to the contractor rates offered in vacancies that cited Clustering over the 6 months leading up to 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 413 454 423
Rank change year-on-year +41 -31 +69
Contract jobs citing Clustering 106 146 306
As % of all contract jobs advertised in the UK 0.36% 0.33% 0.51%
As % of the Miscellaneous category 1.07% 1.10% 1.54%
Number of daily rates quoted 81 86 205
10th Percentile £413 £210 £405
25th Percentile £475 £300 £475
Median daily rate (50th Percentile) £550 £475 £565
Median % change year-on-year +15.79% -15.93% -1.74%
75th Percentile £594 £588 £650
90th Percentile £688 £850 £700
UK excluding London median daily rate £550 £475 £550
% change year-on-year +15.79% -13.64% +18.60%
Number of hourly rates quoted 0 12 4
10th Percentile - - £40.25
25th Percentile - - £48.13
Median hourly rate - £40.00 £55.00
Median % change year-on-year - -27.27% -15.38%
75th Percentile - £57.50 £59.38
90th Percentile - - £62.75
UK excluding London median hourly rate - £40.00 £55.00
% change year-on-year - -27.27% -15.38%

All Generic Skills
UK

Clustering falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring generic IT skills.

Contract vacancies with a requirement for generic IT skills 9,915 13,252 19,898
As % of all contract IT jobs advertised in the UK 33.91% 30.40% 33.34%
Number of daily rates quoted 6,331 8,505 13,670
10th Percentile £300 £263 £308
25th Percentile £413 £413 £450
Median daily rate (50th Percentile) £525 £538 £550
Median % change year-on-year -2.42% -2.18% -
75th Percentile £650 £660 £680
90th Percentile £775 £788 £800
UK excluding London median daily rate £496 £500 £500
% change year-on-year -0.90% - +5.26%
Number of hourly rates quoted 394 910 640
10th Percentile £16.46 £12.25 £9.80
25th Percentile £21.00 £15.17 £10.63
Median hourly rate £32.05 £30.00 £22.49
Median % change year-on-year +6.83% +33.42% -18.24%
75th Percentile £63.75 £60.66 £65.00
90th Percentile £82.99 £70.00 £75.00
UK excluding London median hourly rate £30.93 £27.75 £22.00
% change year-on-year +11.46% +26.14% +9.64%

Clustering
Job Vacancy Trend

Job postings citing Clustering as a proportion of all IT jobs advertised.

Job vacancy trend for Clustering in the UK

Clustering
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing Clustering.

Daily rate trend for Clustering in the UK

Clustering
Daily Rate Histogram

Daily rate distribution for jobs citing Clustering over the 6 months to 30 April 2025.

Daily rate histogram for Clustering in the UK

Clustering
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing Clustering.

Hourly rate trend for Clustering in the UK

Clustering
Top 14 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Clustering within the UK over the 6 months to 30 April 2025. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England +28 94 £550 +15.79% 51
UK excluding London +38 63 £550 +15.79% 33
London +16 38 £550 +22.22% 23
Work from Home +26 32 £550 +10.00% 31
South East +50 19 £575 - 12
South West +43 18 £550 +4.76% 2
North of England +19 10 £425 -10.53% 9
Scotland +8 10 £575 +17.24% 2
East of England +31 5 £467 +94.38% 1
Yorkshire +14 5 £500 -11.11% 2
North West +9 5 £373 +69.32% 7
Midlands +16 1 £535 +86.09% 5
West Midlands +11 1 £535 +86.09% 5
Wales +5 1 £167 - 4

Clustering
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 16 (15.09%) Confluence
2 10 (9.43%) Microsoft Exchange
3 8 (7.55%) IIS
4 5 (4.72%) SharePoint
5 4 (3.77%) CICS
6 2 (1.89%) BizTalk Server
Applications
1 12 (11.32%) Microsoft Office
Business Applications
1 4 (3.77%) Aladdin
Cloud Services
1 30 (28.30%) Azure
2 21 (19.81%) AWS
3 15 (14.15%) IaaS
4 14 (13.21%) GCP
5 13 (12.26%) Nutanix
5 13 (12.26%) OpenShift
5 13 (12.26%) PaaS
6 12 (11.32%) GitHub
7 5 (4.72%) Cloud Computing
8 4 (3.77%) Azure Data Factory
8 4 (3.77%) OCI
8 4 (3.77%) Snowflake
9 3 (2.83%) Amazon S3
9 3 (2.83%) Azure ExpressRoute
9 3 (2.83%) Entra ID
10 2 (1.89%) Amazon EC2
10 2 (1.89%) AWS CloudFormation
10 2 (1.89%) Azure DevOps
10 2 (1.89%) SaaS
10 2 (1.89%) Virtual Private Cloud
Communications & Networking
1 37 (34.91%) DNS
2 16 (15.09%) SMTP
3 15 (14.15%) DHCP
4 13 (12.26%) Firewall
5 12 (11.32%) VPN
6 10 (9.43%) TCP/IP
7 7 (6.60%) SAN
8 6 (5.66%) NetScaler
9 5 (4.72%) NAS
9 5 (4.72%) VSAN
10 4 (3.77%) Fibre Channel
10 4 (3.77%) Kerberos
10 4 (3.77%) Network Security
10 4 (3.77%) SSL
11 3 (2.83%) MPLS
11 3 (2.83%) VoIP
12 2 (1.89%) BGP
12 2 (1.89%) EIGRP
12 2 (1.89%) Ethernet
12 2 (1.89%) OSPF
Database & Business Intelligence
1 23 (21.70%) SQL Server
2 10 (9.43%) Amazon RDS
3 9 (8.49%) Big Data
3 9 (8.49%) Elasticsearch
4 7 (6.60%) PostgreSQL
5 6 (5.66%) Snowflake Schema
6 5 (4.72%) Oracle Exadata
6 5 (4.72%) SQL Server Integration Services
7 4 (3.77%) Azure SQL Database
7 4 (3.77%) MongoDB
7 4 (3.77%) MySQL
7 4 (3.77%) SQL Server Reporting Services
7 4 (3.77%) Sybase ASE
8 3 (2.83%) Data Warehouse
8 3 (2.83%) Oracle Database
8 3 (2.83%) Star Schema
9 2 (1.89%) DB2
9 2 (1.89%) DTS
9 2 (1.89%) MariaDB
9 2 (1.89%) Power BI
Development Applications
1 16 (15.09%) JIRA
2 10 (9.43%) TeamCity
3 9 (8.49%) Subversion
4 7 (6.60%) Git
5 4 (3.77%) Jenkins
6 2 (1.89%) SQL Server Management Studio (SSMS)
6 2 (1.89%) tSQLt
7 1 (0.94%) Cypress.io
7 1 (0.94%) Selenium
7 1 (0.94%) Serena SBM
7 1 (0.94%) Team Foundation Server
General
1 26 (24.53%) Social Skills
2 22 (20.75%) Public Sector
3 18 (16.98%) Finance
4 17 (16.04%) Banking
5 16 (15.09%) Analytical Skills
6 3 (2.83%) Investment Banking
7 2 (1.89%) Retail
7 2 (1.89%) Retail Banking
7 2 (1.89%) Telecoms
8 1 (0.94%) Arabic Language
8 1 (0.94%) Digital Healthcare
8 1 (0.94%) Documentation Skills
8 1 (0.94%) French Language
8 1 (0.94%) German Language
8 1 (0.94%) Japanese Language
8 1 (0.94%) Korean Language
8 1 (0.94%) Presentation Skills
8 1 (0.94%) Spanish Language
Job Titles
1 20 (18.87%) Infrastructure Engineer
2 16 (15.09%) Virtualisation Engineer
3 15 (14.15%) Administrator
4 14 (13.21%) DBA
5 12 (11.32%) 3rd Line Engineer
6 11 (10.38%) Senior
7 10 (9.43%) 3rd Line Infrastructure Engineer
7 10 (9.43%) Linux Administrator
7 10 (9.43%) Support Engineer
8 9 (8.49%) 3rd Line Support
8 9 (8.49%) 3rd Line Support Engineer
8 9 (8.49%) SQL DBA
9 8 (7.55%) Developer
10 7 (6.60%) 3rd Line Infrastructure Support
10 7 (6.60%) Infrastructure Support
10 7 (6.60%) Infrastructure Support Engineer
11 6 (5.66%) Consultant
12 5 (4.72%) Azure Engineer
12 5 (4.72%) Database Engineer
13 4 (3.77%) Snowflake Developer
Libraries, Frameworks & Software Standards
1 14 (13.21%) Flash
1 14 (13.21%) REST
2 10 (9.43%) Middleware
3 8 (7.55%) LDAP
4 4 (3.77%) .NET
4 4 (3.77%) Kafka
5 2 (1.89%) ASP.NET
5 2 (1.89%) FHIR
5 2 (1.89%) Web Services
6 1 (0.94%) .NET Core
6 1 (0.94%) Bootstrap
6 1 (0.94%) CSS
6 1 (0.94%) FIX Protocol
6 1 (0.94%) HTML
6 1 (0.94%) HTML5
6 1 (0.94%) JDBC
6 1 (0.94%) Jest
6 1 (0.94%) ODBC
6 1 (0.94%) PostGIS
6 1 (0.94%) XML
Miscellaneous
1 30 (28.30%) Replication
2 19 (17.92%) PKI
3 12 (11.32%) Data Centre
4 8 (7.55%) Mainframe
5 5 (4.72%) IBM Mainframe
6 4 (3.77%) Data Structures
7 3 (2.83%) Virtual Team
8 2 (1.89%) Onboarding
9 1 (0.94%) Data Protection Act
9 1 (0.94%) Distributed Computing
9 1 (0.94%) Enterprise Software
9 1 (0.94%) Foreign Exchange (FX)
9 1 (0.94%) Hybrid Cloud
9 1 (0.94%) Legacy Applications
9 1 (0.94%) Management Information System
9 1 (0.94%) NHS
9 1 (0.94%) Product Ownership
Operating Systems
1 51 (48.11%) Windows
2 36 (33.96%) Windows Server
3 34 (32.08%) Linux
4 16 (15.09%) Solaris
5 12 (11.32%) Windows Server 2003
6 11 (10.38%) Red Hat Enterprise Linux
7 8 (7.55%) Unix
8 4 (3.77%) AIX
8 4 (3.77%) VMS
8 4 (3.77%) Windows 10
8 4 (3.77%) Windows Server 2019
9 3 (2.83%) Windows Server 2012
10 2 (1.89%) CentOS
10 2 (1.89%) Windows Server 2016
10 2 (1.89%) zOS
11 1 (0.94%) Android
11 1 (0.94%) Apple iOS
11 1 (0.94%) Oracle Linux
Processes & Methodologies
1 53 (50.00%) High Availability
2 31 (29.25%) Infrastructure Engineering
3 29 (27.36%) Disaster Recovery
4 24 (22.64%) DevOps
5 20 (18.87%) Performance Tuning
6 18 (16.98%) Service Management
7 17 (16.04%) Problem-Solving
8 16 (15.09%) Agile
8 16 (15.09%) Power Management
9 15 (14.15%) CI/CD
10 14 (13.21%) ITIL
10 14 (13.21%) NsoIT
10 14 (13.21%) System Testing
10 14 (13.21%) Validation
11 13 (12.26%) Computer Science
12 12 (11.32%) Critical Thinking
12 12 (11.32%) Waterfall
13 10 (9.43%) Migration
13 10 (9.43%) Network Virtualisation
14 9 (8.49%) Data Security
Programming Languages
1 29 (27.36%) PowerShell
2 26 (24.53%) SQL
3 20 (18.87%) Python
4 15 (14.15%) Perl
5 14 (13.21%) Bash
6 12 (11.32%) Shell Script
7 7 (6.60%) T-SQL
8 3 (2.83%) Java
8 3 (2.83%) PL/SQL
9 2 (1.89%) C#
9 2 (1.89%) Korn
10 1 (0.94%) Bicep
10 1 (0.94%) Kotlin
10 1 (0.94%) Objective-C
10 1 (0.94%) Ruby
10 1 (0.94%) Swift
10 1 (0.94%) TypeScript
Qualifications
1 35 (33.02%) Security Cleared
2 26 (24.53%) Degree
3 23 (21.70%) SC Cleared
4 16 (15.09%) VMware Certified Professional (VCP)
5 13 (12.26%) CCNA
5 13 (12.26%) Cisco Certification
6 12 (11.32%) Master's Degree
7 10 (9.43%) DV Cleared
8 3 (2.83%) CCNP
8 3 (2.83%) DBS Check
8 3 (2.83%) MCSE
8 3 (2.83%) Microsoft Certification
9 2 (1.89%) Azure Certification
9 2 (1.89%) MCSA
9 2 (1.89%) VCAP
10 1 (0.94%) Computer Science Degree
10 1 (0.94%) MCDBA
10 1 (0.94%) Sun Certification
Quality Assurance & Compliance
1 9 (8.49%) GDPR
1 9 (8.49%) Sarbanes-Oxley
2 2 (1.89%) HL7
2 2 (1.89%) PCI DSS
3 1 (0.94%) Disclosure Scotland
3 1 (0.94%) SLA
System Software
1 41 (38.68%) VMware Infrastructure
2 38 (35.85%) VMware ESXi
3 36 (33.96%) Active Directory
4 20 (18.87%) VMware NSX
5 19 (17.92%) Hyper-V
6 15 (14.15%) Docker
7 11 (10.38%) vSphere
8 10 (9.43%) BitLocker
8 10 (9.43%) Microsoft App-V
8 10 (9.43%) Terminal Services
9 6 (5.66%) XenApp
9 6 (5.66%) XenDesktop
10 5 (4.72%) Oracle RAC
11 4 (3.77%) Apache ZooKeeper
11 4 (3.77%) NFS
11 4 (3.77%) Veritas File System
11 4 (3.77%) Veritas Volume Manager
12 2 (1.89%) Virtual Machines
13 1 (0.94%) Tivoli Workload Scheduler
13 1 (0.94%) Virtual Servers
Systems Management
1 28 (26.42%) vCenter Server
2 26 (24.53%) Ansible
3 14 (13.21%) Kubernetes
4 13 (12.26%) Puppet
5 12 (11.32%) Microsoft Clustering
5 12 (11.32%) Nagios
6 11 (10.38%) Failover Clustering
7 10 (9.43%) vMotion
8 9 (8.49%) QRadar
8 9 (8.49%) Tivoli
8 9 (8.49%) WSUS
9 8 (7.55%) Red Hat Satellite
10 7 (6.60%) Microsoft Intune
10 7 (6.60%) Prometheus
11 6 (5.66%) EMC NetWorker
11 6 (5.66%) Terraform
11 6 (5.66%) Tivoli Storage Manager
12 5 (4.72%) Data Guard
13 4 (3.77%) Grafana
13 4 (3.77%) Oracle Enterprise Manager
Vendors
1 56 (52.83%) VMware
2 33 (31.13%) Microsoft
3 21 (19.81%) Oracle
4 18 (16.98%) Splunk
5 17 (16.04%) HP
6 16 (15.09%) Citrix
6 16 (15.09%) IBM
6 16 (15.09%) Red Hat
7 14 (13.21%) Cisco
8 12 (11.32%) Atlassian
8 12 (11.32%) Dell
8 12 (11.32%) Symantec
9 11 (10.38%) Qualys
10 10 (9.43%) CyberArk
10 10 (9.43%) Google
11 9 (8.49%) EMC
12 8 (7.55%) SaltStack
13 6 (5.66%) ServiceNow
14 5 (4.72%) SolarWinds
14 5 (4.72%) Sybase