The table below looks at the statistics for CHAID skills in IT jobs advertised for the City of London region. Included is a guide to the salaries offered in IT jobs that have cited CHAID over the 3 months to 28 July 2016 with a comparison to the same period over the previous 2 years.

3 months to
28 Jul 2016
Same period 2015 Same period 2014
Chi-squared Automatic Interaction Detection (CHAID)
Rank 258 310 333
Rank change year-on-year
+52 +23
Permanent jobs citing CHAID 2 13 4
As % of all permanent IT jobs located in the City of London 0.032% 0.12% 0.032%
As % of the Processes & Methodologies category 0.036% 0.14% 0.037%
Number of salaries quoted 2 13 1
Median salary £43,250 £34,000 £52,500
Median salary % change year-on-year
+27.20% -35.23%
UK excluding London median salary £45,000 £36,500 £35,000
% change year-on-year
+23.28% +4.28%
CHAID
London

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in permanent jobs advertised in the City of London region.

Processes & Methodologies Category
City of London
Permanent IT job ads with a match in the
Processes & Methodologies category
5630 9203 10738
As % of all permanent IT jobs located in the City of London 89.66% 87.60% 86.13%
Number of salaries quoted 5131 7857 8856
Median salary £60,500 £60,000 £56,000
Median salary % change year-on-year
+0.83% +7.14%
90% offered a salary of more than £42,500 £38,500 £37,500
10% offered a salary of more than £85,000 £80,000 £82,500
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year
+2.27% +3.52%

CHAID
Jobs Demand Trend in the City of London

The demand trend of job ads across the City of London region citing CHAID as a proportion of all IT jobs with a match in the Processes & Methodologies category.

CHAID Jobs Demand Trend in the City of London

CHAID
Salary Trend in the City of London

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

CHAID Salary Trend in the City of London

CHAID
Top 30 Related IT Skills in the City of London

For the 6 months to 28 July 2016, IT jobs citing CHAID 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 City of London region with a requirement for CHAID.

1 6 (85.71%) Analytics
2 5 (71.43%) R
2 5 (71.43%) SQL
2 5 (71.43%) Python
2 5 (71.43%) Data Mining
2 5 (71.43%) Cluster Analysis
3 3 (42.86%) SPSS
3 3 (42.86%) MATLAB
3 3 (42.86%) Text Mining
3 3 (42.86%) Marketing
3 3 (42.86%) Hadoop
3 3 (42.86%) Logistic Regression
3 3 (42.86%) Apache Hive
3 3 (42.86%) Apache Cassandra
3 3 (42.86%) Machine Learning
3 3 (42.86%) Relational Database
3 3 (42.86%) Apache Spark
3 3 (42.86%) Algorithms
4 2 (28.57%) Analytical Skills
4 2 (28.57%) CRM
4 2 (28.57%) SAS
5 1 (14.29%) Business Intelligence
5 1 (14.29%) Microsoft
5 1 (14.29%) BusinessObjects
5 1 (14.29%) Avaya
5 1 (14.29%) MS Excel
5 1 (14.29%) MS Office
5 1 (14.29%) Cognos
5 1 (14.29%) Mapinfo
5 1 (14.29%) GIS

CHAID
Top Related 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:

Application Platforms
1 3 (42.86%) Apache Spark
2 2 (28.57%) SAS
Applications
1 3 (42.86%) SPSS
2 1 (14.29%) MS Excel
2 1 (14.29%) MS Office
Business Applications
1 1 (14.29%) FastStats
Cloud Services
1 1 (14.29%) Google Analytics
1 1 (14.29%) SaaS
Database & Business Intelligence
1 5 (71.43%) Data Mining
2 3 (42.86%) Apache Cassandra
2 3 (42.86%) Apache Hive
2 3 (42.86%) Hadoop
2 3 (42.86%) Relational Database
2 3 (42.86%) Text Mining
3 1 (14.29%) Big Data
3 1 (14.29%) BusinessObjects
3 1 (14.29%) GIS
General
1 3 (42.86%) Marketing
2 1 (14.29%) Advertising
Job Titles
1 4 (57.14%) Analyst
2 3 (42.86%) Data Scientist
2 3 (42.86%) Insight Analyst
2 3 (42.86%) SPSS Analyst
3 2 (28.57%) Marketing Analyst
3 2 (28.57%) SAS Analyst
3 2 (28.57%) SAS Insight Analyst
3 2 (28.57%) SPSS Marketing Analyst
3 2 (28.57%) SQL Analyst
4 1 (14.29%) Data Analyst
4 1 (14.29%) Marketing Data Analyst
4 1 (14.29%) Marketing Insight Analyst
4 1 (14.29%) SAS Marketing Analyst
4 1 (14.29%) Senior Analyst
4 1 (14.29%) Senior Insight Analyst
4 1 (14.29%) SPSS Data Analyst
Miscellaneous
1 3 (42.86%) Algorithms
2 2 (28.57%) Analytical Skills
3 1 (14.29%) Statistics
3 1 (14.29%) Visualisation
Processes & Methodologies
1 6 (85.71%) Analytics
2 5 (71.43%) Cluster Analysis
3 3 (42.86%) Logistic Regression
3 3 (42.86%) Machine Learning
4 2 (28.57%) CRM
5 1 (14.29%) Actionable Insight
5 1 (14.29%) Big Data Analytics
5 1 (14.29%) Business Intelligence
5 1 (14.29%) Campaign Analysis
5 1 (14.29%) Customer Analysis
5 1 (14.29%) Data Analytics
5 1 (14.29%) Data Visualisation
5 1 (14.29%) Direct Marketing
5 1 (14.29%) Linear Regression
5 1 (14.29%) Marketing Analytics
5 1 (14.29%) Mentoring
5 1 (14.29%) Quantitative Analysis
5 1 (14.29%) Spatial Analysis
5 1 (14.29%) Statistical Modelling
Programming Languages
1 5 (71.43%) Python
1 5 (71.43%) R
1 5 (71.43%) SQL
2 3 (42.86%) MATLAB
Qualifications
1 1 (14.29%) SC Cleared
1 1 (14.29%) Security Cleared
Vendors
1 1 (14.29%) Avaya
1 1 (14.29%) Cognos
1 1 (14.29%) Google
1 1 (14.29%) Mapinfo
1 1 (14.29%) Microsoft
1 1 (14.29%) Tableau
1 1 (14.29%) Verint