Period
to 13 April 2021

The table below looks at the prevalence of the term Data Centre in permanent job vacancies advertised in the City of London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Centre over the 6 months to 13 April 2021 with a comparison to the same period over the previous 2 years.

Data Center
Central London > City of London
6 months to
13 Apr 2021
Same period 2020 Same period 2019
Rank 150 127 153
Rank change year-on-year -23 +26 -10
Permanent jobs citing Data Centre 80 189 211
As % of all permanent jobs advertised in the City of London 1.65% 2.22% 2.06%
As % of the Miscellaneous category 4.17% 5.48% 5.03%
Number of salaries quoted 70 155 190
10th Percentile £45,000 £45,000 £44,900
25th Percentile £62,500 £61,250 £54,063
Median annual salary (50th Percentile) £77,000 £77,500 £70,000
Median % change year-on-year -0.65% +10.71% +12.00%
75th Percentile £90,000 £87,500 £81,250
90th Percentile £98,750 £96,250 £96,375
Central London median annual salary £77,000 £75,000 £62,500
% change year-on-year +2.67% +20.00% +0.40%

Data Centre 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 1,919 3,448 4,198
As % of all permanent IT jobs advertised in the City of London 39.51% 40.51% 40.92%
Number of salaries quoted 1,677 3,005 3,747
10th Percentile £42,500 £40,000 £38,750
25th Percentile £56,250 £52,500 £51,250
Median annual salary (50th Percentile) £75,000 £70,000 £67,500
Median % change year-on-year +7.14% +3.70% +8.00%
75th Percentile £95,000 £87,500 £82,500
90th Percentile £111,250 £107,500 £97,500
Central London median annual salary £75,000 £70,000 £65,000
% change year-on-year +7.14% +7.69% +8.33%

Data Centre
Job Vacancy Trend in the City of London

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

Job vacancy trend for Data Centre in the City of London

Data Centre
Salary Trend in the City of London

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

Salary trend for Data Centre in the City of London

Data Centre
Salary Histogram in the City of London

Salary distribution for jobs citing Data Centre in the City of London over the 6 months to 13 April 2021.

Salary histogram for Data Centre in the City of London

For the 6 months to 13 April 2021, IT jobs citing Data Centre 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 Data Centre.

1 46 (57.50%) Finance
2 39 (48.75%) Cisco
2 39 (48.75%) VMware
3 32 (40.00%) TCP/IP
4 29 (36.25%) Banking
5 26 (32.50%) VMware Infrastructure
6 23 (28.75%) PowerShell
7 22 (27.50%) Firewall
8 21 (26.25%) Python
8 21 (26.25%) WAN
8 21 (26.25%) Azure
9 20 (25.00%) Windows
10 19 (23.75%) LAN
10 19 (23.75%) Microsoft
10 19 (23.75%) AWS
11 18 (22.50%) Network Security
12 17 (21.25%) DNS
12 17 (21.25%) Citrix
12 17 (21.25%) Change Control
12 17 (21.25%) Ansible
12 17 (21.25%) Proactive Monitoring
13 15 (18.75%) Microsoft 365
14 14 (17.50%) DHCP
14 14 (17.50%) SolarWinds
15 13 (16.25%) Public Cloud
16 12 (15.00%) VMware ESXi
16 12 (15.00%) vCenter Server
16 12 (15.00%) SD-WAN
16 12 (15.00%) BGP
16 12 (15.00%) Client/Server

Data Centre
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 8 (10.00%) MS Exchange
2 3 (3.75%) Exchange Server 2010
2 3 (3.75%) IBM Notes
2 3 (3.75%) IIS
2 3 (3.75%) SharePoint
3 2 (2.50%) Elasticsearch
4 1 (1.25%) Apache
4 1 (1.25%) Apache Spark
4 1 (1.25%) ejabberd
4 1 (1.25%) Exchange Server 2003
4 1 (1.25%) nginx
4 1 (1.25%) Skype for Business
4 1 (1.25%) Tomcat
Applications
1 4 (5.00%) Microsoft Office
Cloud Services
1 21 (26.25%) Azure
2 19 (23.75%) AWS
3 15 (18.75%) Microsoft 365
4 5 (6.25%) PaaS
5 4 (5.00%) IaaS
6 3 (3.75%) AWS CloudFormation
6 3 (3.75%) Azure Active Directory
6 3 (3.75%) Cloud Computing
6 3 (3.75%) GCP
7 2 (2.50%) Amazon EC2
7 2 (2.50%) OneDrive
7 2 (2.50%) SaaS
8 1 (1.25%) Amazon EMR
8 1 (1.25%) AWS Lambda
8 1 (1.25%) Azure Stack
8 1 (1.25%) Google Workspace
8 1 (1.25%) Matillion
8 1 (1.25%) Mimecast
8 1 (1.25%) Serverless
8 1 (1.25%) Virtual Private Cloud
Communications & Networking
1 32 (40.00%) TCP/IP
2 22 (27.50%) Firewall
3 21 (26.25%) WAN
4 19 (23.75%) LAN
5 18 (22.50%) Network Security
6 17 (21.25%) DNS
7 14 (17.50%) DHCP
8 12 (15.00%) BGP
8 12 (15.00%) SD-WAN
9 11 (13.75%) MPLS
10 10 (12.50%) Multicast
10 10 (12.50%) OSPF
10 10 (12.50%) VoIP
11 9 (11.25%) Cisco Firepower
11 9 (11.25%) VSAN
12 8 (10.00%) DMZ
12 8 (10.00%) NetScaler
12 8 (10.00%) Unified Communications
12 8 (10.00%) Wireless
13 7 (8.75%) Ethernet
Database & Business Intelligence
1 8 (10.00%) SQL Server
2 4 (5.00%) PostgreSQL
3 3 (3.75%) Amazon RDS
3 3 (3.75%) Data Warehouse
3 3 (3.75%) MySQL
4 2 (2.50%) Big Data
5 1 (1.25%) Amazon Aurora
5 1 (1.25%) Amazon Redshift
5 1 (1.25%) Apache Cassandra
5 1 (1.25%) Azure SQL Database
5 1 (1.25%) Data Lake
5 1 (1.25%) Hadoop
5 1 (1.25%) NoSQL
5 1 (1.25%) Oracle Database
5 1 (1.25%) Oracle Database 12c
5 1 (1.25%) Oracle Exadata
5 1 (1.25%) Relational Database
5 1 (1.25%) SQL Server 2012
5 1 (1.25%) SQL Server 2016
5 1 (1.25%) VLDB
Development Applications
1 3 (3.75%) Sonatype Nexus
2 2 (2.50%) Git (software)
3 1 (1.25%) Moq
3 1 (1.25%) NUnit
3 1 (1.25%) Visual Studio
General
1 46 (57.50%) Finance
2 29 (36.25%) Banking
3 4 (5.00%) Telecoms
4 3 (3.75%) Front Office
5 2 (2.50%) Advertising
6 1 (1.25%) Games
6 1 (1.25%) Investment Banking
6 1 (1.25%) Law
6 1 (1.25%) Police
6 1 (1.25%) Public Sector
6 1 (1.25%) Retail
Job Titles
1 14 (17.50%) Architect
2 13 (16.25%) Network Engineer
3 12 (15.00%) Systems Engineer
4 9 (11.25%) Backup Engineer
4 9 (11.25%) Citrix Engineer
4 9 (11.25%) Storage and Backup Engineer
4 9 (11.25%) Storage Engineer
4 9 (11.25%) VMware Engineer
5 7 (8.75%) Network Architect
5 7 (8.75%) Senior Network Engineer
6 6 (7.50%) Consultant
7 5 (6.25%) Infrastructure Engineer
7 5 (6.25%) Project Manager
8 3 (3.75%) Cisco Architect
8 3 (3.75%) Cisco Engineer
8 3 (3.75%) Network Security Engineer
8 3 (3.75%) Presales Consultant
8 3 (3.75%) Security Engineer
8 3 (3.75%) Senior Network Security Engineer
8 3 (3.75%) Senior Security Engineer
Libraries, Frameworks & Software Standards
1 9 (11.25%) JSON
2 7 (8.75%) FIX Protocol
3 4 (5.00%) XMPP
4 2 (2.50%) 802.1X
4 2 (2.50%) Regular Expression
4 2 (2.50%) Web Services
4 2 (2.50%) YAML
5 1 (1.25%) .NET
5 1 (1.25%) .NET Core
5 1 (1.25%) CSS
5 1 (1.25%) Kafka
5 1 (1.25%) LESS
5 1 (1.25%) Oracle GoldenGate
5 1 (1.25%) React
5 1 (1.25%) Redux
5 1 (1.25%) Sass
5 1 (1.25%) Spark Streaming
5 1 (1.25%) Vert.x
5 1 (1.25%) Vue.js
5 1 (1.25%) WebRTC
Miscellaneous
1 13 (16.25%) Public Cloud
2 12 (15.00%) Client/Server
3 11 (13.75%) Enterprise Storage
4 9 (11.25%) EMC VNXe
4 9 (11.25%) FlexPod
4 9 (11.25%) VxBlock/Vblock
5 8 (10.00%) Analytical Skills
5 8 (10.00%) Management Information System
6 5 (6.25%) Video Conferencing
7 3 (3.75%) Equities
8 2 (2.50%) CMDB
8 2 (2.50%) Driving Licence
8 2 (2.50%) Enterprise Cloud
8 2 (2.50%) Hybrid Cloud
8 2 (2.50%) Private Cloud
9 1 (1.25%) Data Structures
9 1 (1.25%) Derivative
9 1 (1.25%) EMC VNX
9 1 (1.25%) Equity Derivative
9 1 (1.25%) Fat Client
Operating Systems
1 20 (25.00%) Windows
2 10 (12.50%) Linux
2 10 (12.50%) Windows 10
2 10 (12.50%) Windows 7
3 9 (11.25%) Windows Server 2008
3 9 (11.25%) Windows Server 2012
3 9 (11.25%) Windows Server 2016
4 4 (5.00%) Windows Server
5 2 (2.50%) Red Hat Enterprise Linux
6 1 (1.25%) Debian
Processes & Methodologies
1 17 (21.25%) Change Control
1 17 (21.25%) Proactive Monitoring
2 10 (12.50%) Change Management
2 10 (12.50%) Load Balancing
2 10 (12.50%) Performance Tuning
2 10 (12.50%) Problem-Solving
3 9 (11.25%) Disaster Recovery
4 8 (10.00%) Capacity Planning
4 8 (10.00%) DevOps
4 8 (10.00%) Network Design
5 7 (8.75%) Analytics
5 7 (8.75%) Infrastructure Engineering
5 7 (8.75%) ITIL
5 7 (8.75%) Migration
5 7 (8.75%) Presales
6 6 (7.50%) Infrastructure as Code
6 6 (7.50%) Low Latency
6 6 (7.50%) Project Management
6 6 (7.50%) Service Delivery
7 5 (6.25%) Stakeholder Management
Programming Languages
1 23 (28.75%) PowerShell
2 21 (26.25%) Python
3 8 (10.00%) SQL
4 4 (5.00%) PHP
5 3 (3.75%) Bash Shell
5 3 (3.75%) R
6 2 (2.50%) Java
6 2 (2.50%) Perl
7 1 (1.25%) C
7 1 (1.25%) C#
7 1 (1.25%) JavaScript
7 1 (1.25%) Scala
Qualifications
1 12 (15.00%) Cisco Certification
2 10 (12.50%) Degree
3 9 (11.25%) CCIE
4 8 (10.00%) Security Cleared
5 7 (8.75%) CCNP
5 7 (8.75%) SC Cleared
6 4 (5.00%) Computer Science Degree
7 3 (3.75%) CISM
7 3 (3.75%) CISSP
7 3 (3.75%) ITIL Foundation Certificate
8 1 (1.25%) AWS Certification
8 1 (1.25%) CCNA
8 1 (1.25%) CCSA
8 1 (1.25%) CCSE
8 1 (1.25%) CCVP
8 1 (1.25%) DV Cleared
8 1 (1.25%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 3 (3.75%) SLA
2 1 (1.25%) ISO/IEC 27001
2 1 (1.25%) QA
System Software
1 26 (32.50%) VMware Infrastructure
2 12 (15.00%) VMware ESXi
3 11 (13.75%) XenDesktop
4 9 (11.25%) Active Directory
4 9 (11.25%) VMware NSX
5 5 (6.25%) Docker
6 3 (3.75%) Hyper-V
6 3 (3.75%) Virtual Desktop
7 2 (2.50%) DFS Replication
7 2 (2.50%) Virtual Machines
7 2 (2.50%) XenApp
8 1 (1.25%) iptables
8 1 (1.25%) Kamailio
8 1 (1.25%) KVM
8 1 (1.25%) Microsoft Virtual Server
8 1 (1.25%) Postfix
8 1 (1.25%) QEMU
8 1 (1.25%) Terminal Server
8 1 (1.25%) Virtual Servers
8 1 (1.25%) vSphere
Systems Management
1 17 (21.25%) Ansible
2 12 (15.00%) vCenter Server
3 10 (12.50%) Terraform
4 7 (8.75%) FortiGate
5 6 (7.50%) Cisco CUCM
6 4 (5.00%) Kubernetes
6 4 (5.00%) Microsoft Intune
6 4 (5.00%) SCCM
7 3 (3.75%) Cisco Prime
7 3 (3.75%) ITRS Geneos
7 3 (3.75%) Puppet
7 3 (3.75%) ZABBIX
8 2 (2.50%) EMC NetWorker
9 1 (1.25%) Cacti
9 1 (1.25%) Enterprise Manager Cloud Control
9 1 (1.25%) Galera Cluster
9 1 (1.25%) HAProxy
9 1 (1.25%) Opscode Chef
9 1 (1.25%) Oracle Enterprise Manager
9 1 (1.25%) SCOM
Vendors
1 39 (48.75%) Cisco
1 39 (48.75%) VMware
2 19 (23.75%) Microsoft
3 17 (21.25%) Citrix
4 14 (17.50%) SolarWinds
5 11 (13.75%) Dell
5 11 (13.75%) EMC
5 11 (13.75%) HP
6 10 (12.50%) F5
6 10 (12.50%) NetApp
7 9 (11.25%) Fortinet
7 9 (11.25%) Isilon
8 8 (10.00%) Ivanti
9 7 (8.75%) CA
9 7 (8.75%) Palo Alto
10 5 (6.25%) CheckPoint
11 4 (5.00%) Arista
12 3 (3.75%) ExtraHop
12 3 (3.75%) Lotus
12 3 (3.75%) NICE Systems