Period
to 25 April 2018

The following table provides summary statistics for permanent job vacancies advertised in Hemel Hempstead with a requirement for Performance Tuning skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Performance Tuning over the 6 months to 25 April 2018 with a comparison to the same period in the previous 2 years.

Performance Tuning
Hertfordshire > Hemel Hempstead
6 months to
25 Apr 2018
Same period 2017 Same period 2016
Rank 67 - 59
Rank change year-on-year - +59 +14
Permanent jobs citing Performance Tuning 6 0 12
As % of all permanent IT jobs advertised in Hemel Hempstead 1.32% - 2.13%
As % of the Processes & Methodologies category 1.70% - 2.64%
Number of salaries quoted 6 0 12
Hemel Hempstead median annual salary £57,500 - £40,000
10th Percentile £49,250 - £36,375
90th Percentile £63,125 - £48,675
Hertfordshire median annual salary £55,000 £57,500 £50,000
% change year-on-year -4.35% +15.00% -

Performance Tuning is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hemel Hempstead with a requirement for process or methodology skills.

All Process and Methodology Skills
Hemel Hempstead
Permanent vacancies with a requirement for process or methodology skills 352 308 454
As % of all permanent IT jobs advertised in Hemel Hempstead 77.53% 74.58% 80.50%
Number of salaries quoted 303 276 380
Hemel Hempstead median annual salary £45,000 £42,500 £45,000
Median salary % change year-on-year +5.88% -5.56% -
10th Percentile £23,650 £23,750 £28,000
90th Percentile £60,000 £70,000 £63,875
Hertfordshire median annual salary £52,500 £47,500 £47,500
% change year-on-year +10.53% - +3.26%

Performance Tuning
Job Vacancy Trend in Hemel Hempstead

Job postings citing Performance Tuning as a percentage of all IT jobs advertised in Hemel Hempstead.

Job vacancy trend for Performance Tuning in Hemel Hempstead

Performance Tuning
Salary Trend in Hemel Hempstead

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Performance Tuning in Hemel Hempstead.

Salary trend for Performance Tuning in Hemel Hempstead

Performance Tuning
Salary Histogram in Hemel Hempstead

The salary distribution of IT jobs citing Performance Tuning in Hemel Hempstead over the 6 months to 25 April 2018.

Salary histogram for Performance Tuning in Hemel Hempstead

For the 6 months to 25 April 2018, IT jobs citing Performance Tuning 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 Hemel Hempstead region with a requirement for Performance Tuning.

1 6 (100.00%) SQL Server
2 5 (83.33%) Advertising
2 5 (83.33%) Business Intelligence
2 5 (83.33%) Microsoft
2 5 (83.33%) Oracle
3 4 (66.67%) Microsoft Azure
3 4 (66.67%) Amazon AWS
3 4 (66.67%) SQL
3 4 (66.67%) High Availability
4 3 (50.00%) MariaDB
4 3 (50.00%) Oracle Database
4 3 (50.00%) Amazon Redshift
4 3 (50.00%) SQL Server Management Studio (SSMS)
4 3 (50.00%) Power BI
4 3 (50.00%) Database Optimisation
4 3 (50.00%) SQL Server Reporting Services
4 3 (50.00%) SQL Server Integration Services
4 3 (50.00%) Oracle OLAP
4 3 (50.00%) WPF
4 3 (50.00%) SQL Server Analysis Services
4 3 (50.00%) PowerShell
4 3 (50.00%) T-SQL
4 3 (50.00%) .NET
4 3 (50.00%) MySQL
4 3 (50.00%) C#
4 3 (50.00%) OLAP
4 3 (50.00%) ETL
4 3 (50.00%) OLTP
4 3 (50.00%) Clustering
4 3 (50.00%) Apache Cassandra

Performance Tuning
Co-occurring IT Skills in Hemel Hempstead 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:

Cloud Services
1 4 (66.67%) Amazon AWS
1 4 (66.67%) Microsoft Azure
Database & Business Intelligence
1 6 (100.00%) SQL Server
2 3 (50.00%) Amazon Redshift
2 3 (50.00%) Apache Cassandra
2 3 (50.00%) MariaDB
2 3 (50.00%) MySQL
2 3 (50.00%) OLAP
2 3 (50.00%) OLTP
2 3 (50.00%) Oracle Database
2 3 (50.00%) Oracle OLAP
2 3 (50.00%) Power BI
2 3 (50.00%) SQL Server Analysis Services
2 3 (50.00%) SQL Server Integration Services
2 3 (50.00%) SQL Server Reporting Services
3 1 (16.67%) SQL Server 2016
Development Applications
1 3 (50.00%) SQL Server Management Studio (SSMS)
General
1 5 (83.33%) Advertising
Job Titles
1 6 (100.00%) DBA
1 6 (100.00%) SQL DBA
2 5 (83.33%) Oracle DBA
3 3 (50.00%) Administrator
4 2 (33.33%) Oracle SQL Server DBA
4 2 (33.33%) SQL Server DBA
5 1 (16.67%) Production DBA
Libraries, Frameworks & Software Standards
1 3 (50.00%) .NET
1 3 (50.00%) WPF
2 1 (16.67%) Web Services
Miscellaneous
1 3 (50.00%) Clustering
Processes & Methodologies
1 5 (83.33%) Business Intelligence
2 4 (66.67%) High Availability
3 3 (50.00%) Database Optimisation
3 3 (50.00%) ETL
4 1 (16.67%) Disaster Recovery
Programming Languages
1 4 (66.67%) SQL
2 3 (50.00%) C#
2 3 (50.00%) PowerShell
2 3 (50.00%) T-SQL
System Software
1 2 (33.33%) Oracle RAC
Vendors
1 5 (83.33%) Microsoft
1 5 (83.33%) Oracle