Period
to

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Data Mining skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Mining over the 6 months to 19 May 2022 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Data Mining
Central London > City of London
6 months to
19 May 2022
Same period 2021 Same period 2020
Rank 169 138 142
Rank change year-on-year -31 +4 +86
Contract jobs citing Data Mining 17 7 17
As % of all contract jobs advertised in the City of London 0.40% 0.25% 0.52%
As % of the Database & Business Intelligence category 1.96% 1.17% 2.17%
Number of daily rates quoted 10 7 14
10th Percentile £563 £299 -
25th Percentile £569 £391 £463
Median daily rate (50th Percentile) £600 £450 £475
Median % change year-on-year +33.33% -5.26% -9.52%
75th Percentile £642 £538 £524
90th Percentile £730 £593 £571
Central London median daily rate £600 £450 £475
% change year-on-year +33.33% -5.26% -5.00%
Number of hourly rates quoted 2 0 0
10th Percentile £37.35 - -
25th Percentile £39.00 - -
Median hourly rate £43.00 - -
75th Percentile £47.00 - -
90th Percentile £48.65 - -
Central London median hourly rate £43.00 - -

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 contract job vacancies advertised in the City of London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Contract vacancies with a requirement for database or business intelligence skills 866 597 782
As % of all contract IT jobs advertised in the City of London 20.63% 21.34% 24.11%
Number of daily rates quoted 666 400 594
10th Percentile £425 £385 £363
25th Percentile £500 £460 £417
Median daily rate (50th Percentile) £575 £550 £500
Median % change year-on-year +4.55% +10.00% -4.76%
75th Percentile £700 £638 £600
90th Percentile £800 £712 £675
Central London median daily rate £575 £550 £500
% change year-on-year +4.55% +10.00% -4.76%
Number of hourly rates quoted 5 6 5
10th Percentile £40.65 - £20.00
25th Percentile £47.25 - £24.50
Median hourly rate £60.50 £8.00 £25.00
Median % change year-on-year +656.25% -68.00% -28.57%
75th Percentile £61.75 £19.81 £39.25
90th Percentile £71.20 £24.46 £44.35
Central London median hourly rate £60.50 £14.00 £25.00
% change year-on-year +332.14% -44.00% -28.57%

Data Mining
Job Vacancy Trend in the City of London

Job postings citing Data Mining as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Data Mining in the City of London

Data Mining
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Data Mining in the City of London.

Daily rate trend for Data Mining in the City of London

Data Mining
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Data Mining in the City of London over the 6 months to 19 May 2022.

Daily rate histogram for Data Mining in the City of London

Data Mining
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing Data Mining in the City of London.

Hourly rate trend for Data Mining in the City of London

For the 6 months to 19 May 2022, IT contractor jobs citing Data Mining also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Data Mining.

1 14 (82.35%) Analytics
2 13 (76.47%) Python
3 10 (58.82%) Analytical Skills
4 9 (52.94%) Data Science
5 8 (47.06%) Fintech
5 8 (47.06%) SQL
6 7 (41.18%) R
6 7 (41.18%) Natural Language Processing
6 7 (41.18%) Machine Learning
6 7 (41.18%) TensorFlow
6 7 (41.18%) Social Skills
7 5 (29.41%) Data Pipeline
7 5 (29.41%) PyTorch
7 5 (29.41%) Apache Spark
7 5 (29.41%) Computer Vision
7 5 (29.41%) Clean Code
7 5 (29.41%) Tableau
7 5 (29.41%) Deep Learning
7 5 (29.41%) Visualisation
7 5 (29.41%) Project Management
7 5 (29.41%) Data Analysis
7 5 (29.41%) Statistics
8 4 (23.53%) Data Management
8 4 (23.53%) Relational Database
8 4 (23.53%) Data Visualisation
8 4 (23.53%) Problem-Solving
9 3 (17.65%) Oozie
9 3 (17.65%) CA Agile Central
9 3 (17.65%) Collaborative Working
9 3 (17.65%) ThoughtSpot

Data Mining
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:

Application Platforms
1 5 (29.41%) Apache Spark
2 1 (5.88%) ArcGIS
2 1 (5.88%) SAS
Applications
1 2 (11.76%) Microsoft Excel
2 1 (5.88%) Spreadsheet
Cloud Services
1 1 (5.88%) Cloud Computing
Database & Business Intelligence
1 5 (29.41%) Tableau
2 4 (23.53%) Relational Database
3 3 (17.65%) Impala
3 3 (17.65%) ThoughtSpot
4 2 (11.76%) Apache Hive
4 2 (11.76%) Big Data
4 2 (11.76%) Hadoop
5 1 (5.88%) Data Lake
5 1 (5.88%) Data Warehouse
5 1 (5.88%) GIS
5 1 (5.88%) NoSQL
5 1 (5.88%) QGIS
5 1 (5.88%) RDBMS
Development Applications
1 3 (17.65%) JIRA
General
1 10 (58.82%) Analytical Skills
2 7 (41.18%) Social Skills
3 2 (11.76%) Banking
3 2 (11.76%) Finance
3 2 (11.76%) Presentation Skills
4 1 (5.88%) Influencing Skills
4 1 (5.88%) Investment Banking
4 1 (5.88%) Telecoms
Job Titles
1 8 (47.06%) Data Scientist
2 3 (17.65%) Analyst
2 3 (17.65%) Data Analyst
2 3 (17.65%) Senior Data Scientist
3 2 (11.76%) Data Engineer
4 1 (5.88%) Architect
4 1 (5.88%) Business Data Analyst
4 1 (5.88%) Data Architect
4 1 (5.88%) Data Migration Architect
4 1 (5.88%) Developer
4 1 (5.88%) Insight Manager
4 1 (5.88%) IT Manager
4 1 (5.88%) IT Project Manager
4 1 (5.88%) Migration Architect
4 1 (5.88%) Project Manager
4 1 (5.88%) SAS Developer
Libraries, Frameworks & Software Standards
1 7 (41.18%) TensorFlow
2 5 (29.41%) PyTorch
3 2 (11.76%) Matplotlib
Miscellaneous
1 2 (11.76%) Algorithms
1 2 (11.76%) Social Media
2 1 (5.88%) Analytical Mindset
Processes & Methodologies
1 14 (82.35%) Analytics
2 9 (52.94%) Data Science
3 8 (47.06%) Fintech
4 7 (41.18%) Machine Learning
4 7 (41.18%) Natural Language Processing
5 5 (29.41%) Clean Code
5 5 (29.41%) Computer Vision
5 5 (29.41%) Data Analysis
5 5 (29.41%) Data Pipeline
5 5 (29.41%) Deep Learning
5 5 (29.41%) Project Management
5 5 (29.41%) Statistics
5 5 (29.41%) Visualisation
6 4 (23.53%) Data Management
6 4 (23.53%) Data Visualisation
6 4 (23.53%) Problem-Solving
7 3 (17.65%) Agile
7 3 (17.65%) Collaborative Working
7 3 (17.65%) Workflow
8 2 (11.76%) Project Delivery
Programming Languages
1 13 (76.47%) Python
2 8 (47.06%) SQL
3 7 (41.18%) R
Qualifications
1 3 (17.65%) Degree
2 1 (5.88%) PhD
Quality Assurance & Compliance
1 2 (11.76%) Data Quality
2 1 (5.88%) Accessibility
Systems Management
1 3 (17.65%) Oozie
Vendors
1 3 (17.65%) CA Agile Central
2 2 (11.76%) Teradata
3 1 (5.88%) Cognos
3 1 (5.88%) Oracle