Period
to 21 October 2021

The following table provides summary statistics for permanent job vacancies with a requirement for Failover Clustering skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Failover Clustering over the 6 months to 21 October 2021 with a comparison to the same period in the previous 2 years.

Failover Clustering (High-Availability, HA)
UK
6 months to
21 Oct 2021
Same period 2020 Same period 2019
Rank 963 645 1040
Rank change year-on-year -318 +395 -29
Permanent jobs citing Failover Clustering 85 42 60
As % of all permanent jobs advertised in the UK 0.067% 0.086% 0.044%
As % of the Systems Management category 0.40% 0.53% 0.33%
Number of salaries quoted 77 40 48
10th Percentile £37,000 £42,500 £33,025
25th Percentile £42,500 £47,188 £41,563
Median annual salary (50th Percentile) £50,000 £50,000 £50,000
75th Percentile £70,000 £59,063 £58,750
90th Percentile £84,500 £63,750 £70,000
UK excluding London median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -2.17%

Failover Clustering is in the Systems Management category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for systems management skills.

All Systems Management Skills
UK
Permanent vacancies with a requirement for systems management skills 21,311 7,995 17,969
As % of all permanent IT jobs advertised in the UK 16.89% 16.34% 13.11%
Number of salaries quoted 13,583 6,695 13,744
10th Percentile £37,500 £36,250 £32,243
25th Percentile £48,750 £45,000 £42,500
Median annual salary (50th Percentile) £65,000 £60,000 £57,500
Median % change year-on-year +8.33% +4.35% +4.55%
75th Percentile £85,000 £77,500 £77,500
90th Percentile £100,000 £93,750 £90,000
UK excluding London median annual salary £55,000 £50,000 £50,000
% change year-on-year +10.00% - +3.09%

Failover Clustering
Job Vacancy Trend

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

Job vacancy trend for Failover Clustering in the UK

Failover Clustering
Salary Trend

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

Salary trend for Failover Clustering in the UK

Failover Clustering
Salary Histogram

Salary distribution for jobs citing Failover Clustering over the 6 months to 21 October 2021.

Salary histogram for Failover Clustering in the UK

Failover Clustering
Top 12 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Failover Clustering within the UK over the 6 months to 21 October 2021. 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
England -295 75 £50,000 - 14
UK excluding London -235 39 £50,000 - 9
London -219 35 £70,000 +12.00% 6
Work from Home -259 33 £67,500 +50.00% 4
North of England -133 25 £50,000 - 4
North West -96 18 £50,000 - 3
South East -139 10 £41,000 -31.67% 2
Yorkshire - 6 £40,000 -
South West - 3 £39,000 - 1
West Midlands -116 1 £24,000 -48.11%
Midlands -122 1 £24,000 -48.11%
North East - 1 £50,000 - 1

For the 6 months to 21 October 2021, IT jobs citing Failover 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 with a requirement for Failover Clustering.

1 49 (57.65%) Clustering
2 48 (56.47%) Windows
2 48 (56.47%) Microsoft
2 48 (56.47%) PowerShell
3 45 (52.94%) Azure
4 42 (49.41%) Active Directory
4 42 (49.41%) VMware
4 42 (49.41%) Load Balancing
5 41 (48.24%) Linux
5 41 (48.24%) High Availability
6 40 (47.06%) Windows Server
7 38 (44.71%) Firewall
8 34 (40.00%) DevOps
9 33 (38.82%) Migration
10 32 (37.65%) DNS
11 31 (36.47%) Hyper-V
12 29 (34.12%) VMware Infrastructure
12 29 (34.12%) AWS
12 29 (34.12%) Data Centre
12 29 (34.12%) SQL
13 28 (32.94%) Infrastructure Engineering
14 27 (31.76%) Ansible
15 26 (30.59%) Python
16 25 (29.41%) SCCM
17 24 (28.24%) Disaster Recovery
18 23 (27.06%) DHCP
19 22 (25.88%) Microsoft 365
20 20 (23.53%) VMware ESXi
20 20 (23.53%) VPN
20 20 (23.53%) Network Virtualisation

Failover Clustering
Co-occurring IT Skills 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 15 (17.65%) nginx
2 11 (12.94%) MS Exchange
3 9 (10.59%) IIS
3 9 (10.59%) SharePoint
4 8 (9.41%) Apache
4 8 (9.41%) Confluence
5 7 (8.24%) Traefik
6 5 (5.88%) Elasticsearch
7 4 (4.71%) SharePoint Server
8 2 (2.35%) Exchange Server 2013
8 2 (2.35%) Skype for Business
9 1 (1.18%) Apache Spark
Applications
1 1 (1.18%) Microsoft Office
Business Applications
1 5 (5.88%) Sentinel
2 1 (1.18%) Dynamics GP
Cloud Services
1 45 (52.94%) Azure
2 29 (34.12%) AWS
3 22 (25.88%) Microsoft 365
4 18 (21.18%) Azure Active Directory
5 13 (15.29%) Amazon EC2
5 13 (15.29%) AWS CloudFormation
6 12 (14.12%) Amazon CloudWatch
7 10 (11.76%) IaaS
8 9 (10.59%) Power Platform
9 7 (8.24%) Amazon EKS
9 7 (8.24%) Amazon SQS
10 6 (7.06%) OneDrive
11 5 (5.88%) AWS Direct Connect
11 5 (5.88%) Azure Sentinel
11 5 (5.88%) PaaS
12 3 (3.53%) SaaS
13 1 (1.18%) Dynamics 365
13 1 (1.18%) GCP
13 1 (1.18%) GitHub
13 1 (1.18%) Yammer
Communications & Networking
1 38 (44.71%) Firewall
2 32 (37.65%) DNS
3 23 (27.06%) DHCP
4 20 (23.53%) VPN
5 15 (17.65%) SSL
6 13 (15.29%) Broadband
7 12 (14.12%) HTTP
8 10 (11.76%) VLAN
9 9 (10.59%) BGP
9 9 (10.59%) IPsec
10 7 (8.24%) SAN
10 7 (8.24%) WAN
11 6 (7.06%) Remote Desktop
12 5 (5.88%) IPv6
12 5 (5.88%) LAN
12 5 (5.88%) Network Security
12 5 (5.88%) OSPF
12 5 (5.88%) SNMP
12 5 (5.88%) Wi-Fi
13 4 (4.71%) VSAN
Database & Business Intelligence
1 19 (22.35%) SQL Server
2 13 (15.29%) MariaDB
2 13 (15.29%) PostgreSQL
3 9 (10.59%) Power BI
4 7 (8.24%) Amazon DynamoDB
4 7 (8.24%) Event Store
4 7 (8.24%) MongoDB
4 7 (8.24%) MySQL
4 7 (8.24%) NoSQL
4 7 (8.24%) Redis
5 6 (7.06%) Azure SQL Database
5 6 (7.06%) SQL Server Integration Services
6 5 (5.88%) SQL Server Reporting Services
7 2 (2.35%) Amazon RDS
7 2 (2.35%) SQL Server 2005
7 2 (2.35%) SQL Server 2014
7 2 (2.35%) SQL Server 2016
7 2 (2.35%) SQL Server 2019
8 1 (1.18%) Hadoop
8 1 (1.18%) SQL Server 2017
Development Applications
1 13 (15.29%) Jenkins
2 12 (14.12%) Octopus Deploy
3 9 (10.59%) Git (software)
4 8 (9.41%) JIRA
5 7 (8.24%) git-flow
General
1 15 (17.65%) Social Skills
2 5 (5.88%) Documentation Skills
2 5 (5.88%) Games
3 3 (3.53%) Retail
4 2 (2.35%) Finance
4 2 (2.35%) Local Government
5 1 (1.18%) Back Office
5 1 (1.18%) Manufacturing
5 1 (1.18%) Public Sector
Job Titles
1 23 (27.06%) Infrastructure Engineer
2 19 (22.35%) Azure Engineer
3 17 (20.00%) Azure Infrastructure Engineer
3 17 (20.00%) DevOps Engineer
4 10 (11.76%) Cloud Engineer
4 10 (11.76%) DBA
5 9 (10.59%) Systems Engineer
6 8 (9.41%) Linux Engineer
6 8 (9.41%) Linux Systems Engineer
7 7 (8.24%) IT Engineer
8 6 (7.06%) AWS DevOps
8 6 (7.06%) AWS DevOps Engineer
8 6 (7.06%) AWS Engineer
8 6 (7.06%) SQL DBA
9 5 (5.88%) 3rd Line Engineer
9 5 (5.88%) Consultant
10 4 (4.71%) Implementation Engineer
10 4 (4.71%) Principal Systems Engineer
10 4 (4.71%) Project Engineer
10 4 (4.71%) Support Engineer
Libraries, Frameworks & Software Standards
1 16 (18.82%) ARM Templates
2 15 (17.65%) LEMP Stack
3 12 (14.12%) Elastic Stack
4 8 (9.41%) LAMP
4 8 (9.41%) LAPP Stack
5 7 (8.24%) ActiveMQ
5 7 (8.24%) RabbitMQ
6 1 (1.18%) JDBC
6 1 (1.18%) JMS
6 1 (1.18%) Kafka
6 1 (1.18%) REST
Miscellaneous
1 49 (57.65%) Clustering
2 29 (34.12%) Data Centre
3 19 (22.35%) Private Cloud
4 16 (18.82%) Linux Command Line
5 15 (17.65%) Enterprise Storage
5 15 (17.65%) Public Cloud
6 6 (7.06%) Hedge funds
6 6 (7.06%) Replication
7 4 (4.71%) Management Information System
8 3 (3.53%) NHS
9 1 (1.18%) Handset
9 1 (1.18%) Hybrid Cloud
9 1 (1.18%) iPad
9 1 (1.18%) Video Conferencing
Operating Systems
1 48 (56.47%) Windows
2 41 (48.24%) Linux
3 40 (47.06%) Windows Server
4 13 (15.29%) CentOS
5 8 (9.41%) Windows Server 2008
6 6 (7.06%) Windows Server 2012
7 5 (5.88%) Windows 10
7 5 (5.88%) Windows Server 2019
8 4 (4.71%) Windows 2000 Server
8 4 (4.71%) Windows Server 2003
8 4 (4.71%) Windows Server 2016
9 1 (1.18%) Apple iOS
9 1 (1.18%) Mac OS
Processes & Methodologies
1 42 (49.41%) Load Balancing
2 41 (48.24%) High Availability
3 34 (40.00%) DevOps
4 33 (38.82%) Migration
5 28 (32.94%) Infrastructure Engineering
6 24 (28.24%) Disaster Recovery
7 20 (23.53%) Network Virtualisation
8 17 (20.00%) Security Patching
9 15 (17.65%) Infrastructure as Code
9 15 (17.65%) Infrastructure Transformation
9 15 (17.65%) Storage Management
10 13 (15.29%) Microservices
11 12 (14.12%) Problem-Solving
12 11 (12.94%) Business Intelligence
12 11 (12.94%) Project Delivery
13 10 (11.76%) Data Science
14 9 (10.59%) ITIL
15 8 (9.41%) Agile Software Development
15 8 (9.41%) Performance Tuning
16 7 (8.24%) Business Continuity
Programming Languages
1 48 (56.47%) PowerShell
2 29 (34.12%) SQL
3 26 (30.59%) Python
4 12 (14.12%) Bash Shell
5 7 (8.24%) T-SQL
6 1 (1.18%) C#
6 1 (1.18%) Shell Script
6 1 (1.18%) VBScript
Qualifications
1 8 (9.41%) Degree
1 8 (9.41%) Microsoft Certification
2 5 (5.88%) SC Cleared
2 5 (5.88%) Security Cleared
3 4 (4.71%) MCSE
3 4 (4.71%) VERITAS Certified Professional (VCP)
3 4 (4.71%) VMware Certified Professional (VCP)
4 2 (2.35%) Computer Science Degree
5 1 (1.18%) CISM
5 1 (1.18%) CISSP
Quality Assurance & Compliance
1 2 (2.35%) QA
2 1 (1.18%) Cyber Essentials
System Software
1 42 (49.41%) Active Directory
2 31 (36.47%) Hyper-V
3 29 (34.12%) VMware Infrastructure
4 20 (23.53%) VMware ESXi
5 18 (21.18%) Virtual Machines
6 15 (17.65%) VMware NSX
7 8 (9.41%) iptables
8 2 (2.35%) pfSense
8 2 (2.35%) vSphere
8 2 (2.35%) XenApp
9 1 (1.18%) Docker
9 1 (1.18%) Terminal Server
9 1 (1.18%) XenDesktop
Systems Management
1 27 (31.76%) Ansible
2 25 (29.41%) SCCM
3 16 (18.82%) Terraform
4 14 (16.47%) Kubernetes
5 12 (14.12%) Grafana
5 12 (14.12%) Prometheus
6 11 (12.94%) Microsoft Intune
7 8 (9.41%) Puppet
8 7 (8.24%) Consul
8 7 (8.24%) Rancher
9 6 (7.06%) Microsoft Clustering
9 6 (7.06%) WSUS
10 5 (5.88%) Icinga
10 5 (5.88%) Nagios
10 5 (5.88%) vMotion
10 5 (5.88%) ZABBIX
11 4 (4.71%) Active Directory Federation Services
11 4 (4.71%) Systems Management Server (SMS)
11 4 (4.71%) vCenter Server
12 3 (3.53%) Microsoft Data Protection Manager
Vendors
1 48 (56.47%) Microsoft
2 42 (49.41%) VMware
3 16 (18.82%) NetApp
4 15 (17.65%) EMC
5 13 (15.29%) Red Hat
6 10 (11.76%) Cisco
6 10 (11.76%) Dell
7 8 (9.41%) Atlassian
8 6 (7.06%) HP
8 6 (7.06%) Sophos
9 5 (5.88%) Huawei
9 5 (5.88%) Nokia
9 5 (5.88%) SolarWinds
10 4 (4.71%) Citrix
10 4 (4.71%) Google
10 4 (4.71%) IBM
10 4 (4.71%) MikroTik
10 4 (4.71%) Ubiquiti
10 4 (4.71%) Veritas
11 3 (3.53%) SonicWALL