The table below looks at the statistics for Big Data skills in IT jobs advertised for the Chester region. Included is a guide to the average salaries offered in IT jobs that have cited Big Data over the 3 months to 6 May 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
6 May 2015
Same period 2014 Same period 2013
Big Data
Rank 30 44 51
Rank change year-on-year
+14 +7
Permanent jobs citing Big Data 3 3 3
As % of all permanent IT jobs located in Chester 1.68% 1.15% 0.78%
As % of the Database & Business Intelligence category 6.12% 3.06% 2.34%
Number of salaries quoted 3 1 0
Average salary £40,000 £42,500 -
Average salary % change year-on-year
-5.88% -
UK excluding London average salary £50,000 £50,000 £46,500
% change year-on-year
- +7.52%
Big Data
Cheshire

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in permanent jobs advertised in the Chester region.

Database & Business Intelligence Category
Chester
Permanent IT job ads with a match in the
Database & Business Intelligence category
49 98 128
As % of all permanent IT jobs located in Chester 27.37% 37.55% 33.42%
Number of salaries quoted 37 86 93
Average salary £37,500 £32,500 £39,500
Average salary % change year-on-year
+15.38% -17.72%
90% offered a salary of more than £21,050 £27,000 £30,000
10% offered a salary of more than £42,500 £47,500 £42,500
UK excluding London average salary £41,250 £40,000 £39,000
% change year-on-year
+3.12% +2.56%

Big Data
Jobs Demand Trend in Chester

This chart provides a 3-month moving total of permanent IT jobs citing Big Data across the Chester region as a proportion of the total demand within the Database & Business Intelligence category.

Big Data Jobs Demand Trend in Chester

Big Data
Salary Trend in Chester

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Big Data across the Chester region.

Big Data Salary Trend in Chester

Big Data
Top 30 Related IT Skills in Chester

For the 6 months to 6 May 2015, IT jobs across the Chester region citing Big Data also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Big Data.

1 11 (91.67%) SQL
2 9 (75.00%) MySQL
2 9 (75.00%) OLTP
2 9 (75.00%) VLDB
2 9 (75.00%) Agile Software Development
2 9 (75.00%) Vertica
3 8 (66.67%) Hadoop
4 6 (50.00%) SQL Server
5 5 (41.67%) Data Modelling
5 5 (41.67%) Disaster Recovery
5 5 (41.67%) MongoDB
6 4 (33.33%) Performance Tuning
6 4 (33.33%) SQL Server Integration Services
6 4 (33.33%) SQL Server 2008
6 4 (33.33%) Microsoft
7 3 (25.00%) PostgreSQL
7 3 (25.00%) Replication
7 3 (25.00%) Dimensional Modelling
8 2 (16.67%) ETL
8 2 (16.67%) Linux
8 2 (16.67%) Data Warehouse
9 1 (8.33%) Java
9 1 (8.33%) Informatica
9 1 (8.33%) DataStage
9 1 (8.33%) SQL Server 2000
9 1 (8.33%) E-Commerce
9 1 (8.33%) Business Intelligence
9 1 (8.33%) SQL Server 2005
9 1 (8.33%) Talend Open Studio
9 1 (8.33%) Unit Testing

Big Data
Top Related IT Skills in Chester by Category

For the 6 months to 6 May 2015, IT jobs across the Chester region citing Big Data also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Big Data. Up to 20 skills are shown per category.

Database & Business Intelligence
1 9 (75.00%) OLTP
1 9 (75.00%) VLDB
1 9 (75.00%) MySQL
2 8 (66.67%) Hadoop
3 6 (50.00%) SQL Server
4 5 (41.67%) MongoDB
5 4 (33.33%) SQL Server Integration Services
5 4 (33.33%) SQL Server 2008
6 3 (25.00%) PostgreSQL
7 2 (16.67%) Data Warehouse
8 1 (8.33%) SQL Server 2005
8 1 (8.33%) DataStage
8 1 (8.33%) SQL Server 2000
8 1 (8.33%) SQL Server 2012
Development Applications
1 1 (8.33%) Talend Open Studio
Job Titles
1 9 (75.00%) DBA
2 7 (58.33%) SQL DBA
3 6 (50.00%) Administrator
4 2 (16.67%) ETL Developer
4 2 (16.67%) Developer
5 1 (8.33%) Server Administrator
5 1 (8.33%) Senior ETL Developer
5 1 (8.33%) SQL Server DBA
5 1 (8.33%) Senior Developer
Miscellaneous
1 3 (25.00%) Replication
2 1 (8.33%) Open Source
Operating Systems
1 2 (16.67%) Linux
Processes & Methodologies
1 9 (75.00%) Agile Software Development
2 5 (41.67%) Disaster Recovery
2 5 (41.67%) Data Modelling
3 4 (33.33%) Performance Tuning
4 3 (25.00%) Dimensional Modelling
5 2 (16.67%) ETL
6 1 (8.33%) Business Intelligence
6 1 (8.33%) Change Management
6 1 (8.33%) Migration
6 1 (8.33%) Unit Testing
6 1 (8.33%) E-Commerce
6 1 (8.33%) Logical Data Model
6 1 (8.33%) Physical Data Model
Programming Languages
1 11 (91.67%) SQL
2 1 (8.33%) Java
Vendors
1 9 (75.00%) Vertica
2 4 (33.33%) Microsoft
3 1 (8.33%) Informatica
3 1 (8.33%) Ab Initio
3 1 (8.33%) Talend