Period
to 20 November 2019

The following table provides summary statistics for contract job vacancies advertised in 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 20 November 2019 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
England > London
6 months to
20 Nov 2019
Same period 2018 Same period 2017
Rank 434 522 495
Rank change year-on-year +88 -27 -30
Contract jobs citing Data Mining 118 122 148
As % of all contract IT jobs advertised in London 0.33% 0.26% 0.32%
As % of the Database & Business Intelligence category 1.38% 1.08% 1.33%
Number of daily rates quoted 75 69 105
London median daily rate £475 £485 £500
Median daily rate % change year-on-year -2.06% -3.00% +19.40%
10th Percentile £306 £310 £322
90th Percentile £628 £738 £738
England median daily rate £450 £425 £455
% change year-on-year +5.88% -6.59% +13.75%
Number of hourly rates quoted 2 0 2
London median hourly rate £33.81 - £30.50
10th Percentile £28.78 - £27.75
90th Percentile £37.09 - £33.25
England median hourly rate £19.31 £42.50 £24.90
% change year-on-year -54.56% +70.70% +13.78%

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 London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
London
Contract vacancies with a requirement for database or business intelligence skills 8,540 11,293 11,114
As % of all contract IT jobs advertised in London 23.86% 24.35% 23.81%
Number of daily rates quoted 6,171 8,422 8,247
London median daily rate £525 £525 £500
Median daily rate % change year-on-year - +5.00% +5.26%
10th Percentile £363 £363 £353
90th Percentile £700 £675 £661
England median daily rate £475 £475 £460
% change year-on-year - +3.26% +8.24%
Number of hourly rates quoted 58 49 59
London median hourly rate £35.00 £27.50 £26.61
Median hourly rate % change year-on-year +27.27% +3.36% -14.01%
10th Percentile £15.57 £16.05 £18.20
90th Percentile £62.10 £49.70 £58.75
England median hourly rate £32.58 £35.00 £31.50
% change year-on-year -6.91% +11.11% +12.50%

Data Mining
Job Vacancy Trend in London

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

Job vacancy trend for Data Mining in London

Data Mining
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Data Mining in London.

Contractor daily rate trend for Data Mining in London

Data Mining
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Data Mining in London over the 6 months to 20 November 2019.

Contractor daily rate histogram for Data Mining in London

Data Mining
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Data Mining in London.

Contractor hourly rate trend for Data Mining in London

Data Mining
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Data Mining within the London region over the 6 months to 20 November 2019. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
West London +41 17 £440 +37.50% 2
Central London +11 8 £463 -28.85% 7
South London +29 2 £506 +1.25%
Data Mining
England

For the 6 months to 20 November 2019, 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 London region with a requirement for Data Mining.

1 65 (55.08%) Analytics
2 61 (51.69%) SQL
3 60 (50.85%) Python
4 47 (39.83%) Data Science
5 36 (30.51%) Machine Learning
5 36 (30.51%) Agile Software Development
5 36 (30.51%) Analytical Skills
6 31 (26.27%) Visualisation
7 30 (25.42%) R
7 30 (25.42%) Statistics
8 28 (23.73%) Degree
9 27 (22.88%) ETL
10 25 (21.19%) Finance
11 24 (20.34%) Oracle
12 23 (19.49%) Hadoop
13 22 (18.64%) Computer Science
14 21 (17.80%) AWS
15 20 (16.95%) Test Automation
15 20 (16.95%) Data Modelling
16 19 (16.10%) Data Warehouse
16 19 (16.10%) Data Visualisation
16 19 (16.10%) Tableau
17 18 (15.25%) Mobile App
17 18 (15.25%) Business Intelligence
17 18 (15.25%) SAS
17 18 (15.25%) Data Analysis
17 18 (15.25%) Appium
17 18 (15.25%) Problem-Solving
18 17 (14.41%) Data Analytics
18 17 (14.41%) Mathematics

Data Mining
Co-occurring IT Skills in 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 18 (15.25%) SAS
2 15 (12.71%) Apache Spark
3 13 (11.02%) Elasticsearch
4 4 (3.39%) Apache Solr
5 2 (1.69%) Apache
5 2 (1.69%) Oracle Coherence
5 2 (1.69%) SharePoint
6 1 (0.85%) Apache Airflow
6 1 (0.85%) Confluence
Applications
1 14 (11.86%) Microsoft Excel
2 13 (11.02%) SPSS
3 7 (5.93%) Stata
4 5 (4.24%) Spreadsheet
5 3 (2.54%) Microsoft Office
5 3 (2.54%) Microsoft PowerPoint
6 1 (0.85%) Weka
Business Applications
1 2 (1.69%) Sparx Enterprise Architect
2 1 (0.85%) Oracle AML
Cloud Services
1 21 (17.80%) AWS
2 9 (7.63%) Azure
2 9 (7.63%) Power Platform
3 6 (5.08%) GCP
4 5 (4.24%) Google Analytics
5 3 (2.54%) AWS Lambda
5 3 (2.54%) Serverless
6 2 (1.69%) Amazon EMR
6 2 (1.69%) Office 365
7 1 (0.85%) Amazon S3
7 1 (0.85%) GitHub
7 1 (0.85%) Logentries
7 1 (0.85%) MailChimp
Communications & Networking
1 11 (9.32%) Internet
2 2 (1.69%) FTP
2 2 (1.69%) Wi-Fi
3 1 (0.85%) Kerberos
3 1 (0.85%) SSL
3 1 (0.85%) VPN
Database & Business Intelligence
1 23 (19.49%) Hadoop
2 19 (16.10%) Data Warehouse
3 12 (10.17%) Apache Hive
3 12 (10.17%) MySQL
4 11 (9.32%) Big Data
4 11 (9.32%) SQL Server
4 11 (9.32%) SQL Server Integration Services
5 9 (7.63%) Power BI
6 7 (5.93%) Apache Cassandra
6 7 (5.93%) Oracle Reports
6 7 (5.93%) SQL Server Analysis Services
7 6 (5.08%) HBase
7 6 (5.08%) SQL Server Reporting Services
8 5 (4.24%) BusinessObjects
8 5 (4.24%) Data Lake
8 5 (4.24%) Relational Database
9 4 (3.39%) Base SAS
9 4 (3.39%) Qlik Sense
9 4 (3.39%) SAS Data Integration Studio
9 4 (3.39%) SAS Enterprise Guide
Development Applications
1 18 (15.25%) Appium
2 16 (13.56%) Git (software)
3 14 (11.86%) Jenkins
4 3 (2.54%) kappa
5 2 (1.69%) JMeter
5 2 (1.69%) Selenium
5 2 (1.69%) SQL Server Management Studio (SSMS)
5 2 (1.69%) Yeoman
6 1 (0.85%) Bitbucket Server
6 1 (0.85%) FishEye
6 1 (0.85%) JIRA
6 1 (0.85%) PowerDesigner
General
1 25 (21.19%) Finance
2 13 (11.02%) Banking
3 11 (9.32%) Marketing
4 8 (6.78%) Advertising
4 8 (6.78%) Publishing
5 6 (5.08%) Telecoms
6 4 (3.39%) Retail
7 3 (2.54%) Financial Institution
8 2 (1.69%) Front Office
8 2 (1.69%) Multimedia
8 2 (1.69%) Public Sector
9 1 (0.85%) Billing
9 1 (0.85%) Games
9 1 (0.85%) Investment Banking
9 1 (0.85%) Manufacturing
9 1 (0.85%) Retail Banking
Job Titles
1 39 (33.05%) Data Scientist
2 24 (20.34%) Analyst
3 22 (18.64%) Developer
4 14 (11.86%) Data Analyst
5 9 (7.63%) Automation Developer
6 8 (6.78%) Python Developer
7 7 (5.93%) Architect
7 7 (5.93%) Data Architect
8 6 (5.08%) Business Intelligence Analyst
9 5 (4.24%) Performance Analyst
9 5 (4.24%) Senior Data Scientist
10 4 (3.39%) Administrator
10 4 (3.39%) Analyst Developer
10 4 (3.39%) Automation Tester
10 4 (3.39%) SAS Administrator
10 4 (3.39%) Senior Analyst
10 4 (3.39%) Senior Developer
10 4 (3.39%) Tester
11 3 (2.54%) Hadoop Administrator
11 3 (2.54%) SQL Developer
Libraries, Frameworks & Software Standards
1 10 (8.47%) Natural Language Processing
2 8 (6.78%) TensorFlow
3 5 (4.24%) Pandas
4 4 (3.39%) Kafka
4 4 (3.39%) scikit-learn
4 4 (3.39%) SciPy
4 4 (3.39%) XML
5 3 (2.54%) NumPy
5 3 (2.54%) Web Services
6 2 (1.69%) Cascalog
6 2 (1.69%) D3.js
6 2 (1.69%) Keras
6 2 (1.69%) PyTorch
6 2 (1.69%) React
7 1 (0.85%) Django
7 1 (0.85%) HTML
7 1 (0.85%) HTML5
7 1 (0.85%) Matplotlib
7 1 (0.85%) Middleware
7 1 (0.85%) RabbitMQ
Miscellaneous
1 36 (30.51%) Analytical Skills
2 18 (15.25%) Mobile App
3 14 (11.86%) Self-Motivation
4 12 (10.17%) STB
5 8 (6.78%) User Experience
6 7 (5.93%) Algorithms
7 4 (3.39%) Management Information System
7 4 (3.39%) Social Media
8 3 (2.54%) Blog
8 3 (2.54%) Hedge funds
8 3 (2.54%) Taxonomies
9 2 (1.69%) Greenfield Project
9 2 (1.69%) Grid Computing
9 2 (1.69%) Market Risk
10 1 (0.85%) Data Structures
10 1 (0.85%) Internet of Things
Operating Systems
1 16 (13.56%) Android
1 16 (13.56%) Apple iOS
2 2 (1.69%) Linux
2 2 (1.69%) Mac OS X
2 2 (1.69%) Unix
Processes & Methodologies
1 65 (55.08%) Analytics
2 47 (39.83%) Data Science
3 36 (30.51%) Agile Software Development
3 36 (30.51%) Machine Learning
4 31 (26.27%) Visualisation
5 30 (25.42%) Statistics
6 27 (22.88%) ETL
7 22 (18.64%) Computer Science
8 20 (16.95%) Data Modelling
8 20 (16.95%) Test Automation
9 19 (16.10%) Data Visualisation
10 18 (15.25%) Business Intelligence
10 18 (15.25%) Data Analysis
10 18 (15.25%) Problem-Solving
11 17 (14.41%) Data Analytics
11 17 (14.41%) Mathematics
11 17 (14.41%) Test Scripting
12 16 (13.56%) Statistical Analysis
13 15 (12.71%) Regression Testing
14 14 (11.86%) Continuous Integration
Programming Languages
1 61 (51.69%) SQL
2 60 (50.85%) Python
3 30 (25.42%) R
4 10 (8.47%) Perl
4 10 (8.47%) PHP
5 7 (5.93%) Java
5 7 (5.93%) Ruby
5 7 (5.93%) Scala
6 6 (5.08%) MATLAB
7 4 (3.39%) C#
8 3 (2.54%) Bash Shell
8 3 (2.54%) C++
9 2 (1.69%) Clojure
9 2 (1.69%) Groovy
9 2 (1.69%) JavaScript
9 2 (1.69%) VBA
10 1 (0.85%) C
10 1 (0.85%) PL/SQL
Qualifications
1 28 (23.73%) Degree
2 7 (5.93%) PhD
3 4 (3.39%) Postgraduate
4 3 (2.54%) Numerate Degree
5 2 (1.69%) DV Cleared
5 2 (1.69%) Master's Degree
5 2 (1.69%) Security Cleared
6 1 (0.85%) Computer Science Degree
6 1 (0.85%) SC Cleared
Quality Assurance & Compliance
1 14 (11.86%) Data Quality
2 9 (7.63%) QA
3 1 (0.85%) GDPR
3 1 (0.85%) IFRS
3 1 (0.85%) PMO
3 1 (0.85%) Solvency II
System Software
1 4 (3.39%) HDFS
2 2 (1.69%) Docker
2 2 (1.69%) VMware Infrastructure
Systems Management
1 5 (4.24%) EMC NetWorker
2 3 (2.54%) Matomo
3 2 (1.69%) Kubernetes
4 1 (0.85%) Ansible
4 1 (0.85%) Hadoop YARN
Vendors
1 24 (20.34%) Oracle
2 19 (16.10%) Tableau
3 15 (12.71%) Microsoft
4 9 (7.63%) Google
5 6 (5.08%) Vertica
6 5 (4.24%) Teradata
7 4 (3.39%) DataFlux
7 4 (3.39%) Hyperion
8 3 (2.54%) Salesforce.com
9 2 (1.69%) Citrix
9 2 (1.69%) Informatica
9 2 (1.69%) SAP
9 2 (1.69%) Sparx
9 2 (1.69%) Sybase
9 2 (1.69%) VMware
10 1 (0.85%) Alteryx
10 1 (0.85%) Atlassian
10 1 (0.85%) Hortonworks
10 1 (0.85%) RapidMiner
10 1 (0.85%) Talend