Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Chester with a requirement for Data Mining skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Mining over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Data Mining
Cheshire > Chester
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 50 38 36
Rank change year-on-year -12 -2 +18
Permanent jobs citing Data Mining 6 8 30
As % of all permanent IT jobs advertised in Chester 1.64% 2.88% 6.24%
As % of the Database & Business Intelligence category 3.73% 7.55% 13.76%
Number of salaries quoted 3 8 4
Chester median annual salary £47,500 £40,000 £35,750
Median salary % change year-on-year +18.75% +11.89% -
10th Percentile £41,750 £31,250 £31,500
90th Percentile £51,250 £43,750 £44,025
Cheshire median annual salary £47,500 £32,500 £37,500
% change year-on-year +46.15% -13.33% -23.08%

Data Mining is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Chester with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Chester
Permanent vacancies with a requirement for database or business intelligence skills 161 106 218
As % of all permanent IT jobs advertised in Chester 43.99% 38.13% 45.32%
Number of salaries quoted 143 93 162
Chester median annual salary £43,500 £40,000 £45,000
Median salary % change year-on-year +8.75% -11.11% +28.57%
10th Percentile £26,250 £26,250 £25,329
90th Percentile £56,000 £57,500 £60,675
Cheshire median annual salary £42,500 £36,500 £40,000
% change year-on-year +16.44% -8.75% +2.56%

Data Mining
Job Vacancy Trend in Chester

Job postings citing Data Mining as a percentage of all IT jobs advertised in Chester.

Job vacancy trend for Data Mining in Chester

Data Mining
Salary Trend in Chester

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

Salary trend for Data Mining in Chester

For the 6 months to 24 November 2017, IT jobs citing Data Mining also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Chester region with a requirement for Data Mining.

1 6 (100.00%) ETL
2 5 (83.33%) SQL Server Reporting Services
2 5 (83.33%) Data Analysis
2 5 (83.33%) Visualisation
2 5 (83.33%) Business Intelligence
2 5 (83.33%) Finance
2 5 (83.33%) Tableau
2 5 (83.33%) Analytics
3 4 (66.67%) Data Visualisation
4 3 (50.00%) SQL
4 3 (50.00%) SQL Server
4 3 (50.00%) Data Warehouse
4 3 (50.00%) Performance Tuning
4 3 (50.00%) Performance Monitoring
4 3 (50.00%) Root Cause Analysis
4 3 (50.00%) Data Analytics
4 3 (50.00%) Performance Optimisation
5 2 (33.33%) SQL Server 2016
5 2 (33.33%) Big Data
5 2 (33.33%) Qlik Sense
5 2 (33.33%) Power BI
5 2 (33.33%) Snowflake Schema
5 2 (33.33%) Salesforce.com
5 2 (33.33%) Migration
5 2 (33.33%) Degree
5 2 (33.33%) QlikView
5 2 (33.33%) Google Analytics
5 2 (33.33%) SQL Server Analysis Services
5 2 (33.33%) Data Migration
5 2 (33.33%) SQL Server Integration Services

Data Mining
Co-occurring IT Skills in Chester 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 2 (33.33%) Google Analytics
Database & Business Intelligence
1 5 (83.33%) SQL Server Reporting Services
2 3 (50.00%) Data Warehouse
2 3 (50.00%) SQL Server
3 2 (33.33%) Big Data
3 2 (33.33%) Power BI
3 2 (33.33%) Qlik Sense
3 2 (33.33%) QlikView
3 2 (33.33%) Snowflake Schema
3 2 (33.33%) SQL Server 2016
3 2 (33.33%) SQL Server Analysis Services
3 2 (33.33%) SQL Server Integration Services
4 1 (16.67%) Relational Database
General
1 5 (83.33%) Finance
Job Titles
1 6 (100.00%) Developer
2 5 (83.33%) Business Intelligence Developer
3 3 (50.00%) Report Developer
4 2 (33.33%) Analyst
4 2 (33.33%) Analyst Developer
4 2 (33.33%) Business Intelligence Analyst
4 2 (33.33%) Business Intelligence Lead
4 2 (33.33%) Data Analyst
4 2 (33.33%) Data Engineer
4 2 (33.33%) Developer Analyst
4 2 (33.33%) Lead Developer
4 2 (33.33%) Report Analyst
5 1 (16.67%) Data Warehouse Developer
5 1 (16.67%) SQL BI Developer
5 1 (16.67%) SQL Developer
Processes & Methodologies
1 6 (100.00%) ETL
2 5 (83.33%) Analytics
2 5 (83.33%) Business Intelligence
2 5 (83.33%) Data Analysis
2 5 (83.33%) Visualisation
3 4 (66.67%) Data Visualisation
4 3 (50.00%) Data Analytics
4 3 (50.00%) Performance Monitoring
4 3 (50.00%) Performance Optimisation
4 3 (50.00%) Performance Tuning
4 3 (50.00%) Root Cause Analysis
5 2 (33.33%) Data Migration
5 2 (33.33%) Migration
5 2 (33.33%) Stakeholder Engagement
6 1 (16.67%) Data Modelling
6 1 (16.67%) Statistical Analysis
Programming Languages
1 3 (50.00%) SQL
Qualifications
1 2 (33.33%) Degree
Quality Assurance & Compliance
1 1 (16.67%) Data Quality
Vendors
1 5 (83.33%) Tableau
2 2 (33.33%) Google
2 2 (33.33%) Salesforce.com
3 1 (16.67%) Teradata
3 1 (16.67%) Twitter