Period
to 23 September 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 23 September 2018 with a comparison to the same period in the previous 2 years.

Failover Clustering (High-Availability, HA)
Central London > City of London
6 months to
23 Sep 2018
Same period 2017 Same period 2016
Rank 344 324 339
Rank change year-on-year -20 +15 +78
Permanent jobs citing Failover Clustering 3 6 20
As % of all permanent IT jobs advertised in the City of London 0.027% 0.059% 0.16%
As % of the Systems Management category 0.25% 0.56% 1.46%
Number of salaries quoted 3 6 20
City of London median annual salary £60,000 £50,000 £50,000
Median salary % change year-on-year +20.00% - -13.04%
10th Percentile £44,500 £47,500 £35,750
90th Percentile £70,500 £61,250 £74,250
Central London median annual salary £70,000 £50,000 £50,000
% change year-on-year +40.00% - -13.04%

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 the City of London with a requirement for systems management skills.

All Systems Management Skills
City of London
Permanent vacancies with a requirement for systems management skills 1,198 1,079 1,370
As % of all permanent IT jobs advertised in the City of London 10.97% 10.65% 11.07%
Number of salaries quoted 1,088 988 1,241
City of London median annual salary £67,500 £60,000 £57,500
Median salary % change year-on-year +12.50% +4.35% -
10th Percentile £41,175 £37,000 £36,250
90th Percentile £95,000 £95,000 £82,500
Central London median annual salary £65,000 £60,000 £57,500
% change year-on-year +8.33% +4.35% +4.55%

Failover Clustering
Job Vacancy Trend in the City of London

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

Job vacancy trend for Failover Clustering in the City of London

Failover Clustering
Salary Trend in the City of London

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

Salary trend for Failover Clustering in the City of London

Failover Clustering
Salary Histogram in the City of London

The salary distribution of IT jobs citing Failover Clustering in the City of London over the 6 months to 23 September 2018.

Salary histogram for Failover Clustering in the City of London

For the 6 months to 23 September 2018, 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 City of London region with a requirement for Failover Clustering.

1 3 (100.00%) SQL
1 3 (100.00%) SQL Server
1 3 (100.00%) Windows
1 3 (100.00%) Clustering
2 2 (66.67%) Agile Software Development
2 2 (66.67%) High Availability
2 2 (66.67%) SQL Server 2012
2 2 (66.67%) Database Security
2 2 (66.67%) Microsoft
2 2 (66.67%) Scrum
2 2 (66.67%) T-SQL
2 2 (66.67%) SQL Server 2014
2 2 (66.67%) SQL Server 2016
3 1 (33.33%) Windows Server
3 1 (33.33%) Microsoft Clustering
3 1 (33.33%) ETL
3 1 (33.33%) Performance Tuning
3 1 (33.33%) SQL Server Integration Services
3 1 (33.33%) Data Extraction

Failover Clustering
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:

Database & Business Intelligence
1 3 (100.00%) SQL Server
2 2 (66.67%) SQL Server 2012
2 2 (66.67%) SQL Server 2014
2 2 (66.67%) SQL Server 2016
3 1 (33.33%) SQL Server Integration Services
Job Titles
1 3 (100.00%) DBA
1 3 (100.00%) SQL DBA
1 3 (100.00%) SQL Server DBA
2 1 (33.33%) Administrator
Miscellaneous
1 3 (100.00%) Clustering
Operating Systems
1 3 (100.00%) Windows
2 1 (33.33%) Windows Server
Processes & Methodologies
1 2 (66.67%) Agile Software Development
1 2 (66.67%) Database Security
1 2 (66.67%) High Availability
1 2 (66.67%) Scrum
2 1 (33.33%) Data Extraction
2 1 (33.33%) ETL
2 1 (33.33%) Performance Tuning
Programming Languages
1 3 (100.00%) SQL
2 2 (66.67%) T-SQL
Systems Management
1 1 (33.33%) Microsoft Clustering
Vendors
1 2 (66.67%) Microsoft