Period
to 18 January 2022

The table below looks at the prevalence of the term Clustering in permanent job vacancies advertised in England. Included is a benchmarking guide to the salaries offered in vacancies that have cited Clustering over the 6 months to 18 January 2022 with a comparison to the same period over the previous 2 years.

Clustering
UK > England
6 months to
18 Jan 2022
Same period 2021 Same period 2020
Rank 614 494 567
Rank change year-on-year -120 +73 -75
Permanent jobs citing Clustering 416 271 516
As % of all permanent jobs advertised in England 0.38% 0.48% 0.44%
As % of the Miscellaneous category 0.92% 1.36% 1.26%
Number of salaries quoted 366 237 395
10th Percentile £37,500 £32,750 £35,442
25th Percentile £45,000 £42,500 £40,000
Median annual salary (50th Percentile) £53,350 £51,000 £50,000
Median % change year-on-year +4.61% +2.00% -
75th Percentile £70,000 £63,750 £63,750
90th Percentile £92,500 £80,400 £76,250
UK median annual salary £54,100 £50,000 £50,000
% change year-on-year +8.20% - -

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 England with a requirement for generic IT skills.

All Generic IT Skills
England
Permanent vacancies with a requirement for generic IT skills 44,977 19,942 40,912
As % of all permanent IT jobs advertised in England 40.75% 35.62% 35.26%
Number of salaries quoted 27,194 16,050 31,997
10th Percentile £32,500 £33,500 £30,823
25th Percentile £45,000 £42,500 £39,087
Median annual salary (50th Percentile) £60,000 £57,500 £55,000
Median % change year-on-year +4.35% +4.55% -
75th Percentile £83,750 £77,500 £75,000
90th Percentile £102,500 £95,000 £95,000
UK median annual salary £60,000 £57,500 £55,000
% change year-on-year +4.35% +4.55% +4.76%

Clustering
Job Vacancy Trend in England

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

Job vacancy trend for Clustering in England

Clustering
Salary Trend in England

3-month moving average salary quoted in jobs citing Clustering in England.

Salary trend for Clustering in England

Clustering
Salary Histogram in England

Salary distribution for jobs citing Clustering in England over the 6 months to 18 January 2022.

Salary histogram for Clustering in England

Clustering
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Clustering within the England region over the 6 months to 18 January 2022. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London -139 201 £62,500 - 32
Midlands -61 65 £40,000 +14.29% 5
West Midlands -31 55 £40,000 +15.94% 3
North of England -148 54 £53,350 +6.70% 15
North West -90 48 £53,350 +6.70% 11
South East -105 43 £50,000 +11.11% 6
South West -41 35 £51,500 +14.44% 3
East Midlands -55 10 £47,500 +5.56% 2
East of England -89 9 £42,500 +13.33% 4
Yorkshire -96 4 £50,000 -16.67% 4
North East -27 2 £62,500 +25.00%
Clustering
UK

For the 6 months to 18 January 2022, 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 England region with a requirement for Clustering.

1 231 (55.53%) SQL
1 231 (55.53%) Azure
2 213 (51.20%) Microsoft
3 199 (47.84%) SQL Server
4 190 (45.67%) VMware
5 178 (42.79%) Windows
6 165 (39.66%) AWS
7 163 (39.18%) Active Directory
8 158 (37.98%) Linux
9 151 (36.30%) PowerShell
10 144 (34.62%) Windows Server
11 99 (23.80%) Performance Tuning
12 97 (23.32%) High Availability
13 94 (22.60%) Microsoft 365
14 92 (22.12%) VMware Infrastructure
15 89 (21.39%) Finance
16 81 (19.47%) Infrastructure Engineering
17 79 (18.99%) ITIL
18 74 (17.79%) Red Hat
18 74 (17.79%) Disaster Recovery
18 74 (17.79%) SCCM
19 73 (17.55%) Business Intelligence
19 73 (17.55%) DevOps
20 68 (16.35%) Social Skills
21 67 (16.11%) IIS
22 66 (15.87%) Python
22 66 (15.87%) SQL Server Reporting Services
23 64 (15.38%) Red Hat Enterprise Linux
24 63 (15.14%) Agile Software Development
25 60 (14.42%) Migration

Clustering
Co-occurring IT Skills in England 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 67 (16.11%) IIS
2 50 (12.02%) MS Exchange
3 20 (4.81%) Apache
4 18 (4.33%) Tomcat
5 16 (3.85%) nginx
6 13 (3.13%) WebLogic
7 12 (2.88%) Traefik
8 7 (1.68%) Confluence
8 7 (1.68%) SharePoint
9 6 (1.44%) Apache Airflow
9 6 (1.44%) Exchange Server 2013
10 5 (1.20%) Apache Spark
10 5 (1.20%) JBoss
11 4 (0.96%) Adobe Experience Manager
11 4 (0.96%) Luigi
12 3 (0.72%) Jupyter
12 3 (0.72%) SharePoint 2013
13 2 (0.48%) Elasticsearch
13 2 (0.48%) Red Hat Fuse
13 2 (0.48%) Skype for Business
Applications
1 16 (3.85%) Microsoft Office
2 5 (1.20%) Microsoft Excel
Business Applications
1 8 (1.92%) Dynamics CRM
2 1 (0.24%) Dynamics AX
2 1 (0.24%) NetSuite
Cloud Services
1 231 (55.53%) Azure
2 165 (39.66%) AWS
3 94 (22.60%) Microsoft 365
4 53 (12.74%) Azure Active Directory
5 52 (12.50%) GCP
6 47 (11.30%) IaaS
7 44 (10.58%) PaaS
8 37 (8.89%) Power Platform
9 27 (6.49%) Azure Stack
9 27 (6.49%) SaaS
10 26 (6.25%) GitHub
11 22 (5.29%) AWS CloudFormation
12 20 (4.81%) Amazon EKS
13 12 (2.88%) Amazon EC2
13 12 (2.88%) Amazon SQS
13 12 (2.88%) Virtual Private Cloud
14 11 (2.64%) Amazon CloudWatch
14 11 (2.64%) Serverless
15 9 (2.16%) Cloud Computing
16 8 (1.92%) Amazon S3
Communications & Networking
1 55 (13.22%) SAN
2 54 (12.98%) DNS
3 52 (12.50%) Firewall
4 47 (11.30%) DHCP
5 36 (8.65%) LAN
6 35 (8.41%) SSL
6 35 (8.41%) WAN
7 33 (7.93%) VLAN
8 29 (6.97%) TCP/IP
9 27 (6.49%) Remote Desktop
10 24 (5.77%) Network Security
11 22 (5.29%) Wi-Fi
12 16 (3.85%) VPN
13 13 (3.13%) Broadband
14 12 (2.88%) HTTP
14 12 (2.88%) iSCSI
15 11 (2.64%) MPLS
16 9 (2.16%) NAS
17 7 (1.68%) Fibre Channel
17 7 (1.68%) Wireless
Database & Business Intelligence
1 199 (47.84%) SQL Server
2 66 (15.87%) SQL Server Reporting Services
3 55 (13.22%) SQL Server Integration Services
4 50 (12.02%) Data Warehouse
5 48 (11.54%) MySQL
6 37 (8.89%) Power BI
7 28 (6.73%) SQL Server Analysis Services
8 27 (6.49%) Relational Database
9 26 (6.25%) Oracle Database
10 23 (5.53%) Redis
11 22 (5.29%) NoSQL
12 20 (4.81%) MongoDB
12 20 (4.81%) RDBMS
13 17 (4.09%) SQL Server 2016
14 16 (3.85%) PostgreSQL
15 15 (3.61%) Azure SQL Database
16 14 (3.37%) Oracle Database 12c
17 13 (3.13%) Oracle Database 11g
17 13 (3.13%) Tableau
18 12 (2.88%) Crystal Reports
Development Applications
1 36 (8.65%) Git (software)
2 25 (6.01%) Jenkins
3 22 (5.29%) Team Foundation Server
4 21 (5.05%) JIRA
5 14 (3.37%) Octopus Deploy
6 13 (3.13%) Oracle APEX
7 11 (2.64%) git-flow
8 3 (0.72%) GitLab
8 3 (0.72%) Maven
8 3 (0.72%) Subversion
9 2 (0.48%) Atlassian Bamboo
9 2 (0.48%) Gradle
9 2 (0.48%) TeamCity
9 2 (0.48%) Visual Studio Team System
10 1 (0.24%) Cucumber
10 1 (0.24%) GoCD
10 1 (0.24%) SQL Server Management Studio (SSMS)
10 1 (0.24%) Vagrant
General
1 89 (21.39%) Finance
2 68 (16.35%) Social Skills
3 42 (10.10%) Analytical Skills
4 28 (6.73%) Banking
5 22 (5.29%) Public Sector
6 7 (1.68%) Law
6 7 (1.68%) Retail
7 6 (1.44%) Back Office
7 6 (1.44%) Legal
8 5 (1.20%) Telecoms
9 4 (0.96%) Manufacturing
10 3 (0.72%) Documentation Skills
10 3 (0.72%) Inclusion and Diversity
10 3 (0.72%) Marketing
11 2 (0.48%) Advertising
11 2 (0.48%) Financial Institution
11 2 (0.48%) Investment Banking
12 1 (0.24%) Aerospace
12 1 (0.24%) Front Office
12 1 (0.24%) Games
Job Titles
1 85 (20.43%) DBA
2 68 (16.35%) Infrastructure Engineer
3 61 (14.66%) 3rd Line Engineer
4 60 (14.42%) Administrator
5 53 (12.74%) SQL DBA
6 47 (11.30%) Support Engineer
7 40 (9.62%) Cloud Engineer
8 34 (8.17%) 3rd Line Support
9 31 (7.45%) 3rd Line Support Engineer
9 31 (7.45%) IT Engineer
10 28 (6.73%) 3rd Line Infrastructure Engineer
10 28 (6.73%) Cloud Infrastructure Engineer
11 25 (6.01%) Analyst
12 23 (5.53%) Architect
13 22 (5.29%) Developer
14 21 (5.05%) Linux Engineer
14 21 (5.05%) SQL Server DBA
15 20 (4.81%) Senior DBA
16 19 (4.57%) Server Engineer
17 17 (4.09%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 45 (10.82%) Web Services
2 30 (7.21%) LDAP
3 15 (3.61%) LEMP Stack
3 15 (3.61%) Middleware
4 13 (3.13%) Elastic Stack
5 12 (2.88%) ActiveMQ
5 12 (2.88%) RabbitMQ
5 12 (2.88%) REST
6 10 (2.40%) Node.js
7 9 (2.16%) 802.1X
7 9 (2.16%) HTML
7 9 (2.16%) Kafka
8 8 (1.92%) Spring
9 7 (1.68%) React Native
10 5 (1.20%) Hibernate
10 5 (1.20%) JSON
10 5 (1.20%) WSH
11 4 (0.96%) .NET
11 4 (0.96%) LAMP
11 4 (0.96%) SAML
Miscellaneous
1 49 (11.78%) PKI
2 30 (7.21%) Replication
3 28 (6.73%) Enterprise Storage
4 19 (4.57%) Data Centre
5 14 (3.37%) Self-Motivation
6 10 (2.40%) AS400
6 10 (2.40%) Management Information System
6 10 (2.40%) Social Media
7 9 (2.16%) Enterprise Software
8 8 (1.92%) Virtual Team
9 7 (1.68%) Hybrid Cloud
10 6 (1.44%) Hedge funds
10 6 (1.44%) Public Cloud
11 5 (1.20%) Legacy Systems
11 5 (1.20%) Online Banking
11 5 (1.20%) Smartphone
12 4 (0.96%) Data Structures
12 4 (0.96%) NHS
12 4 (0.96%) SCADA
13 3 (0.72%) Blackberry
Operating Systems
1 178 (42.79%) Windows
2 158 (37.98%) Linux
3 144 (34.62%) Windows Server
4 64 (15.38%) Red Hat Enterprise Linux
5 38 (9.13%) Unix
6 33 (7.93%) Windows Server 2012
6 33 (7.93%) Windows Server 2016
7 26 (6.25%) Windows Server 2008
8 24 (5.77%) Windows Server 2019
9 19 (4.57%) CentOS
10 17 (4.09%) Windows 10
11 13 (3.13%) SUSE Linux Enterprise Server
11 13 (3.13%) Ubuntu
12 11 (2.64%) AIX
12 11 (2.64%) Solaris
12 11 (2.64%) SUSE
13 6 (1.44%) Windows 7
14 5 (1.20%) HPUX
15 4 (0.96%) Windows Server 2003
15 4 (0.96%) Windows XP
Processes & Methodologies
1 99 (23.80%) Performance Tuning
2 97 (23.32%) High Availability
3 81 (19.47%) Infrastructure Engineering
4 79 (18.99%) ITIL
5 74 (17.79%) Disaster Recovery
6 73 (17.55%) Business Intelligence
6 73 (17.55%) DevOps
7 63 (15.14%) Agile Software Development
8 60 (14.42%) Migration
9 54 (12.98%) Change Control
10 44 (10.58%) Change Management
11 41 (9.86%) Load Balancing
12 33 (7.93%) Root Cause Analysis
13 32 (7.69%) Capacity Management
14 31 (7.45%) Capacity Planning
15 29 (6.97%) Data Security
15 29 (6.97%) Network Load Balancing
16 28 (6.73%) Database Mirroring
17 27 (6.49%) Microservices
17 27 (6.49%) Software Deployment
Programming Languages
1 231 (55.53%) SQL
2 151 (36.30%) PowerShell
3 66 (15.87%) Python
4 57 (13.70%) T-SQL
5 33 (7.93%) Java
6 25 (6.01%) Shell Script
7 20 (4.81%) Bash
8 16 (3.85%) PL/SQL
9 12 (2.88%) VBScript
10 11 (2.64%) JavaScript
11 10 (2.40%) C
12 7 (1.68%) VB
13 6 (1.44%) Scala
14 5 (1.20%) C++
14 5 (1.20%) R
14 5 (1.20%) Ruby
15 4 (0.96%) C#
15 4 (0.96%) Go
15 4 (0.96%) Kotlin
16 3 (0.72%) LookML
Qualifications
1 40 (9.62%) Security Cleared
2 39 (9.38%) SC Cleared
3 26 (6.25%) Microsoft Certification
4 24 (5.77%) ITIL Certification
5 23 (5.53%) MCSA
6 21 (5.05%) MCTS
7 20 (4.81%) Degree
8 5 (1.20%) CISSP
8 5 (1.20%) Linux+ Certification
8 5 (1.20%) MCSE
9 4 (0.96%) AWS Certification
9 4 (0.96%) CompTIA Security+
9 4 (0.96%) Computer Science Degree
9 4 (0.96%) DV Cleared
10 3 (0.72%) CCNA
10 3 (0.72%) CEH
10 3 (0.72%) CISA
10 3 (0.72%) Cisco Certification
10 3 (0.72%) CISMP
10 3 (0.72%) SSCP
Quality Assurance & Compliance
1 31 (7.45%) SLA
2 26 (6.25%) GDPR
3 8 (1.92%) PMO
4 7 (1.68%) Data Quality
4 7 (1.68%) QA
5 5 (1.20%) ISO/IEC 27001
5 5 (1.20%) NIST
6 2 (0.48%) Sarbanes-Oxley
7 1 (0.24%) Accessibility
7 1 (0.24%) PCI DSS
System Software
1 163 (39.18%) Active Directory
2 92 (22.12%) VMware Infrastructure
3 55 (13.22%) VMware ESXi
4 41 (9.86%) vSphere
5 35 (8.41%) Hyper-V
6 18 (4.33%) Docker
7 10 (2.40%) Virtual Machines
8 7 (1.68%) NFS
9 5 (1.20%) Terminal Services
10 3 (0.72%) iptables
10 3 (0.72%) Samba
10 3 (0.72%) VMware NSX
11 2 (0.48%) Firmware
11 2 (0.48%) Veritas Cluster Server
12 1 (0.24%) FreeRADIUS
12 1 (0.24%) Microsoft Virtual Server
12 1 (0.24%) NDS
12 1 (0.24%) Shibboleth
12 1 (0.24%) Xen
12 1 (0.24%) XenApp
Systems Management
1 74 (17.79%) SCCM
2 59 (14.18%) Microsoft Clustering
3 49 (11.78%) Ansible
4 40 (9.62%) Failover Clustering
4 40 (9.62%) Kubernetes
5 36 (8.65%) Terraform
6 21 (5.05%) Puppet
6 21 (5.05%) Single Sign-On
7 19 (4.57%) WSUS
8 18 (4.33%) Active Directory Federation Services
9 17 (4.09%) Microsoft Intune
9 17 (4.09%) Opscode Chef
10 14 (3.37%) Data Guard
11 13 (3.13%) Consul
11 13 (3.13%) Oracle Enterprise Manager
11 13 (3.13%) Oracle RMAN
11 13 (3.13%) SCOM
12 12 (2.88%) Grafana
12 12 (2.88%) vCenter Server
13 11 (2.64%) Prometheus
Vendors
1 213 (51.20%) Microsoft
2 190 (45.67%) VMware
3 74 (17.79%) Red Hat
4 50 (12.02%) Oracle
5 41 (9.86%) Cisco
6 40 (9.62%) Citrix
7 32 (7.69%) 3PAR
8 28 (6.73%) Apple
9 27 (6.49%) HP
10 26 (6.25%) Scality
11 25 (6.01%) Google
12 20 (4.81%) Sophos
13 18 (4.33%) Veritas
14 17 (4.09%) Veeam
15 16 (3.85%) EMC
16 15 (3.61%) Symantec
17 13 (3.13%) Dell
18 10 (2.40%) IBM
18 10 (2.40%) McAfee
18 10 (2.40%) Splunk