Period
to 16 January 2019

The following table provides summary statistics for permanent job vacancies advertised in London 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 16 January 2019 with a comparison to the same period in the previous 2 years.

Failover Clustering (High-Availability, HA)
England > London
6 months to
16 Jan 2019
Same period 2018 Same period 2017
Rank 690 789 757
Rank change year-on-year +99 -32 +7
Permanent jobs citing Failover Clustering 84 32 73
As % of all permanent IT jobs advertised in London 0.13% 0.046% 0.10%
As % of the Systems Management category 1.01% 0.44% 1.01%
Number of salaries quoted 77 28 68
London median annual salary £60,000 £57,500 £50,000
Median salary % change year-on-year +4.35% +15.00% -9.09%
10th Percentile £45,000 £41,000 £31,250
90th Percentile £75,000 £67,500 £67,500
England median annual salary £55,000 £40,000 £45,000
% change year-on-year +37.50% -11.11% -10.00%

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 advertised in London with a requirement for systems management skills.

All Systems Management Skills
London
Permanent vacancies with a requirement for systems management skills 8,325 7,290 7,208
As % of all permanent IT jobs advertised in London 13.26% 10.38% 10.21%
Number of salaries quoted 6,678 6,131 6,138
London median annual salary £67,500 £62,500 £60,000
Median salary % change year-on-year +8.00% +4.17% +9.09%
10th Percentile £37,500 £37,500 £36,175
90th Percentile £95,000 £90,000 £86,250
England median annual salary £57,500 £55,000 £52,500
% change year-on-year +4.55% +4.76% +5.00%

Failover Clustering
Job Vacancy Trend in London

Job postings citing Failover Clustering as a percentage of all IT jobs advertised in London.

Job vacancy trend for Failover Clustering in London

Failover Clustering
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Failover Clustering in London.

Salary trend for Failover Clustering in London

Failover Clustering
Salary Histogram in London

The salary distribution of IT jobs citing Failover Clustering in London over the 6 months to 16 January 2019.

Salary histogram for Failover Clustering in London

Failover Clustering
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Failover Clustering within the London region over the 6 months to 16 January 2019. 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
South London - 11 £60,000 -
Central London +17 9 £57,500 +4.55% 7
East London - 4 £70,000 -
West London +24 3 £55,000 -38.89% 1
North London - 1 £60,000 -
Failover Clustering
England

For the 6 months to 16 January 2019, 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 across the London region with a requirement for Failover Clustering.

1 66 (78.57%) Windows
2 65 (77.38%) Clustering
3 62 (73.81%) Microsoft
4 56 (66.67%) Active Directory
4 56 (66.67%) Microsoft Azure
5 53 (63.10%) Windows Server
6 48 (57.14%) SQL Server
7 41 (48.81%) SQL
8 36 (42.86%) VMware
9 35 (41.67%) Infrastructure Engineering
10 33 (39.29%) Firewall
11 32 (38.10%) Disaster Recovery
11 32 (38.10%) IIS
11 32 (38.10%) SQL Server 2016
12 27 (32.14%) Migration
13 26 (30.95%) Microsoft Certification
13 26 (30.95%) PowerShell
14 25 (29.76%) High Availability
15 22 (26.19%) Veeam
15 22 (26.19%) ITIL
16 21 (25.00%) T-SQL
16 21 (25.00%) MCSA
16 21 (25.00%) VMware Infrastructure
17 19 (22.62%) Azure Active Directory
17 19 (22.62%) Load Balancing
17 19 (22.62%) DNS
18 18 (21.43%) DHCP
18 18 (21.43%) Replication
19 17 (20.24%) MCSE
19 17 (20.24%) Data Centre

Failover Clustering
Co-occurring IT Skills in 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 32 (38.10%) IIS
2 14 (16.67%) SharePoint
3 13 (15.48%) Tomcat
4 8 (9.52%) BizTalk Server
5 6 (7.14%) Apache
6 5 (5.95%) Confluence
7 3 (3.57%) MS Exchange
8 2 (2.38%) Exchange Server 2010
9 1 (1.19%) Exchange Server 2013
Applications
1 8 (9.52%) Microsoft Office
Cloud Services
1 56 (66.67%) Microsoft Azure
2 19 (22.62%) Azure Active Directory
3 17 (20.24%) Office 365
4 15 (17.86%) Amazon AWS
5 7 (8.33%) SaaS
6 5 (5.95%) Amazon EC2
6 5 (5.95%) Amazon S3
6 5 (5.95%) Virtual Private Cloud
7 4 (4.76%) Cloud Computing
8 2 (2.38%) IaaS
8 2 (2.38%) PaaS
9 1 (1.19%) Mimecast
Communications & Networking
1 33 (39.29%) Firewall
2 19 (22.62%) DNS
3 18 (21.43%) DHCP
4 12 (14.29%) VLAN
5 11 (13.10%) VPN
6 9 (10.71%) iSCSI
6 9 (10.71%) SAN
7 8 (9.52%) Cisco ASA
7 8 (9.52%) WAN
8 5 (5.95%) Fibre Channel
8 5 (5.95%) LAN
8 5 (5.95%) Multicast
8 5 (5.95%) SSH
8 5 (5.95%) VoIP
9 2 (2.38%) Reverse Proxy
9 2 (2.38%) WLAN
10 1 (1.19%) Converged Networks
10 1 (1.19%) Network Security
10 1 (1.19%) Remote Desktop
10 1 (1.19%) Unified Communications
Database & Business Intelligence
1 48 (57.14%) SQL Server
2 32 (38.10%) SQL Server 2016
3 15 (17.86%) Amazon RDS
3 15 (17.86%) SQL Server Integration Services
4 12 (14.29%) SQL Server 2012
5 11 (13.10%) NoSQL
6 10 (11.90%) SQL Server Reporting Services
7 9 (10.71%) Amazon DynamoDB
7 9 (10.71%) Azure SQL Database
7 9 (10.71%) Data Warehouse
7 9 (10.71%) Microsoft Analysis Services
7 9 (10.71%) MongoDB
7 9 (10.71%) PostgreSQL
7 9 (10.71%) Relational Database
7 9 (10.71%) SQL Server 2005
7 9 (10.71%) SQL Server Analysis Services
8 7 (8.33%) SQL Server 2008
8 7 (8.33%) SQL Server 2014
9 3 (3.57%) MySQL
10 1 (1.19%) SSDT
Development Applications
1 8 (9.52%) TeamCity
2 6 (7.14%) Team Foundation Server
3 5 (5.95%) Visual Studio
3 5 (5.95%) Visual Studio Team System
4 4 (4.76%) Maven
5 3 (3.57%) Eclipse
5 3 (3.57%) Octopus Deploy
General
1 14 (16.67%) Retail
2 8 (9.52%) Finance
3 5 (5.95%) Marketing
4 1 (1.19%) Law
Job Titles
1 34 (40.48%) Infrastructure Engineer
2 26 (30.95%) DBA
2 26 (30.95%) SQL DBA
3 25 (29.76%) Microsoft Engineer
4 23 (27.38%) Azure Engineer
4 23 (27.38%) Azure Infrastructure Engineer
4 23 (27.38%) Microsoft Infrastructure Engineer
5 21 (25.00%) Administrator
6 11 (13.10%) Senior DBA
6 11 (13.10%) Senior SQL DBA
7 9 (10.71%) SQL Server DBA
8 6 (7.14%) Systems Administrator
9 5 (5.95%) 3rd Line Engineer
9 5 (5.95%) 3rd Line Infrastructure Engineer
9 5 (5.95%) Operations Engineer
9 5 (5.95%) Senior SQL Server DBA
9 5 (5.95%) Systems Engineer
10 4 (4.76%) DevOps Engineer
10 4 (4.76%) DevOps Systems Engineer
10 4 (4.76%) VMware Engineer
Libraries, Frameworks & Software Standards
1 8 (9.52%) Web Services
2 4 (4.76%) .NET
2 4 (4.76%) Apache CXF
2 4 (4.76%) RESTful
2 4 (4.76%) SOAP
2 4 (4.76%) WCF
Miscellaneous
1 65 (77.38%) Clustering
2 18 (21.43%) Replication
3 17 (20.24%) Data Centre
4 7 (8.33%) Self-Motivation
5 5 (5.95%) Derivative
6 2 (2.38%) CMDB
6 2 (2.38%) Hybrid Cloud
6 2 (2.38%) Public Cloud
7 1 (1.19%) EMC VNX
7 1 (1.19%) Fintech
Operating Systems
1 66 (78.57%) Windows
2 53 (63.10%) Windows Server
3 15 (17.86%) Windows Server 2012
4 12 (14.29%) Linux
5 11 (13.10%) Windows Server 2008
6 7 (8.33%) CentOS
7 5 (5.95%) Data ONTAP
8 3 (3.57%) Red Hat Enterprise Linux
8 3 (3.57%) Windows 10
8 3 (3.57%) Windows Server 2003
9 2 (2.38%) Ubuntu
9 2 (2.38%) Windows 7
10 1 (1.19%) Apple iOS
10 1 (1.19%) Unix
Processes & Methodologies
1 35 (41.67%) Infrastructure Engineering
2 32 (38.10%) Disaster Recovery
3 27 (32.14%) Migration
4 25 (29.76%) High Availability
5 22 (26.19%) ITIL
6 19 (22.62%) Load Balancing
7 14 (16.67%) Performance Tuning
8 12 (14.29%) CRM
8 12 (14.29%) Database Security
9 10 (11.90%) Database Mirroring
9 10 (11.90%) Performance Monitoring
10 9 (10.71%) Business Intelligence
10 9 (10.71%) Change Control
10 9 (10.71%) Proactive Monitoring
11 8 (9.52%) Data Centre Operations
11 8 (9.52%) Problem Management
12 6 (7.14%) BCP
12 6 (7.14%) Server Virtualisation
13 5 (5.95%) Configuration Management
13 5 (5.95%) Refactoring
Programming Languages
1 41 (48.81%) SQL
2 26 (30.95%) PowerShell
3 21 (25.00%) T-SQL
4 4 (4.76%) C#
4 4 (4.76%) Java
4 4 (4.76%) Python
Qualifications
1 26 (30.95%) Microsoft Certification
2 21 (25.00%) MCSA
3 17 (20.24%) MCSE
4 5 (5.95%) CCNA
4 5 (5.95%) Cisco Certification
4 5 (5.95%) ITIL Certification
5 4 (4.76%) MCP
6 3 (3.57%) MCITP
6 3 (3.57%) VCP6
6 3 (3.57%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 5 (5.95%) QA
2 1 (1.19%) Cyber Essentials
2 1 (1.19%) GDPR
2 1 (1.19%) HIPAA
2 1 (1.19%) ISO/IEC 27001
System Software
1 56 (66.67%) Active Directory
2 21 (25.00%) VMware Infrastructure
3 12 (14.29%) VMware ESXi
4 10 (11.90%) Hyper-V
5 6 (7.14%) Virtual Machines
6 5 (5.95%) NFS
6 5 (5.95%) VMFS
7 4 (4.76%) DFS Replication
7 4 (4.76%) vSphere
8 3 (3.57%) XenApp
9 2 (2.38%) Terminal Services
9 2 (2.38%) XenDesktop
Systems Management
1 9 (10.71%) Microsoft Clustering
1 9 (10.71%) Perfmon
2 6 (7.14%) Nagios
2 6 (7.14%) SCOM
3 5 (5.95%) Ansible
3 5 (5.95%) vCenter Server
4 3 (3.57%) Backup Exec
4 3 (3.57%) WSUS
5 2 (2.38%) SCCM
5 2 (2.38%) SCVMM
5 2 (2.38%) vRealize
6 1 (1.19%) HP SIM
6 1 (1.19%) Opscode Chef
6 1 (1.19%) Puppet
6 1 (1.19%) SCOrch
6 1 (1.19%) ZABBIX
Vendors
1 62 (73.81%) Microsoft
2 36 (42.86%) VMware
3 22 (26.19%) Veeam
4 14 (16.67%) RedGate
4 14 (16.67%) SolarWinds
5 12 (14.29%) Cisco
6 9 (10.71%) Dell
6 9 (10.71%) HP
7 8 (9.52%) EMC
7 8 (9.52%) NetApp
8 7 (8.33%) EqualLogic
8 7 (8.33%) Red Hat
9 6 (7.14%) Splunk
10 5 (5.95%) Avaya
10 5 (5.95%) Brocade
10 5 (5.95%) Citrix
10 5 (5.95%) IBM
10 5 (5.95%) Symantec
10 5 (5.95%) WatchGuard
11 3 (3.57%) Ivanti