Period
to 19 June 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 19 June 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
19 Jun 2019
Same period 2018 Same period 2017
Rank 439 470 432
Rank change year-on-year +31 -38 +31
Contract jobs citing Data Mining 149 158 138
As % of all contract IT jobs advertised in London 0.37% 0.35% 0.35%
As % of the Database & Business Intelligence category 1.51% 1.40% 1.42%
Number of daily rates quoted 112 109 88
London median daily rate £525 £530 £500
Median daily rate % change year-on-year -0.94% +6.00% -
10th Percentile £325 £363 £320
90th Percentile £650 £738 £625
England median daily rate £500 £487 £450
% change year-on-year +2.68% +8.22% +5.88%
Number of hourly rates quoted 3 0 2
London median hourly rate £35.00 - £33.50
10th Percentile £32.50 - £24.05
90th Percentile £37.50 - £44.95
England median hourly rate £30.00 £40.50 £21.50
% change year-on-year -25.93% +88.37% +30.18%

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 9,856 11,256 9,699
As % of all contract IT jobs advertised in London 24.56% 25.07% 24.44%
Number of daily rates quoted 7,170 8,439 7,044
London median daily rate £525 £513 £500
Median daily rate % change year-on-year +2.44% +2.50% +5.26%
10th Percentile £363 £356 £325
90th Percentile £688 £675 £650
England median daily rate £485 £475 £450
% change year-on-year +2.11% +5.56% +5.88%
Number of hourly rates quoted 53 71 45
London median hourly rate £35.00 £30.00 £30.00
Median hourly rate % change year-on-year +16.67% - +9.09%
10th Percentile £19.60 £20.25 £18.88
90th Percentile £55.60 £47.50 £47.30
England median hourly rate £35.00 £35.00 £27.50
% change year-on-year - +27.27% -14.60%

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 19 June 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 19 June 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
Central London 0 19 £478 -9.05% 2
East London 0 10 £525 +5.00%
West London +25 9 £525 -4.55%
South London +7 1 - -
Data Mining
England

For the 6 months to 19 June 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 87 (58.39%) SQL
2 67 (44.97%) Analytics
3 65 (43.62%) Data Science
4 61 (40.94%) Python
5 51 (34.23%) Machine Learning
6 43 (28.86%) Hadoop
7 42 (28.19%) R
8 41 (27.52%) Analytical Skills
9 40 (26.85%) Big Data
10 39 (26.17%) Data Modelling
11 36 (24.16%) Data Analytics
12 34 (22.82%) Finance
13 33 (22.15%) Visualisation
14 32 (21.48%) SQL Server
15 29 (19.46%) Apache Hive
15 29 (19.46%) Apache Spark
16 27 (18.12%) Use Case
16 27 (18.12%) MySQL
17 26 (17.45%) Computer Science
18 24 (16.11%) Banking
18 24 (16.11%) Data Visualisation
19 23 (15.44%) Agile Software Development
19 23 (15.44%) Oracle
19 23 (15.44%) Java
20 22 (14.77%) ETL
21 21 (14.09%) Internet
21 21 (14.09%) Data Analysis
21 21 (14.09%) Decision-Making
22 20 (13.42%) TensorFlow
22 20 (13.42%) Degree

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 29 (19.46%) Apache Spark
2 16 (10.74%) SAS
3 9 (6.04%) Apache
4 7 (4.70%) Oracle Coherence
5 4 (2.68%) Elasticsearch
6 3 (2.01%) SharePoint
7 2 (1.34%) Apache Pig
7 2 (1.34%) Apache Solr
8 1 (0.67%) Confluence
Applications
1 12 (8.05%) Microsoft Excel
2 11 (7.38%) SPSS
3 4 (2.68%) Stata
4 2 (1.34%) Microsoft PowerPoint
4 2 (1.34%) MS Visio
5 1 (0.67%) Microsoft Office
5 1 (0.67%) Weka
Business Applications
1 1 (0.67%) Eloqua
Cloud Services
1 18 (12.08%) Amazon AWS
2 12 (8.05%) Google Cloud Platform
3 9 (6.04%) Microsoft Azure
4 7 (4.70%) Power Platform
5 2 (1.34%) AWS Lambda
5 2 (1.34%) Cloud Computing
5 2 (1.34%) Serverless
6 1 (0.67%) Amazon ECS
6 1 (0.67%) Amazon EKS
6 1 (0.67%) Amazon Kinesis
Communications & Networking
1 21 (14.09%) Internet
2 8 (5.37%) Intranet
3 5 (3.36%) Wi-Fi
Database & Business Intelligence
1 43 (28.86%) Hadoop
2 40 (26.85%) Big Data
3 32 (21.48%) SQL Server
4 29 (19.46%) Apache Hive
5 27 (18.12%) MySQL
6 15 (10.07%) Data Warehouse
7 13 (8.72%) Text Mining
8 9 (6.04%) HBase
8 9 (6.04%) NoSQL
9 7 (4.70%) Power BI
10 6 (4.03%) Apache Cassandra
10 6 (4.03%) MongoDB
10 6 (4.03%) Relational Database
11 5 (3.36%) Data Lake
12 4 (2.68%) Oracle Reports
12 4 (2.68%) Qlik Sense
13 3 (2.01%) PostgreSQL
13 3 (2.01%) SAP Data Services
14 2 (1.34%) Data Mart
14 2 (1.34%) SQL Server 2008
Development Applications
1 5 (3.36%) Appium
1 5 (3.36%) Git (software)
1 5 (3.36%) Jenkins
2 4 (2.68%) JIRA
3 2 (1.34%) ERwin
3 2 (1.34%) SQL Server Management Studio (SSMS)
3 2 (1.34%) Yeoman
4 1 (0.67%) Cucumber
4 1 (0.67%) Eclipse
4 1 (0.67%) FindBugs
4 1 (0.67%) GitLab
4 1 (0.67%) IntelliJ
4 1 (0.67%) Jasmine
4 1 (0.67%) JUnit
4 1 (0.67%) Maven
4 1 (0.67%) Protractor
4 1 (0.67%) Selenium
4 1 (0.67%) Subversion
General
1 34 (22.82%) Finance
2 24 (16.11%) Banking
3 15 (10.07%) Marketing
4 8 (5.37%) Front Office
5 7 (4.70%) Telecoms
6 6 (4.03%) Financial Institution
6 6 (4.03%) Retail
7 4 (2.68%) Advertising
8 3 (2.01%) Investment Banking
9 2 (1.34%) Billing
9 2 (1.34%) General Ledger
9 2 (1.34%) International Banking
9 2 (1.34%) Legal
10 1 (0.67%) Aerospace
10 1 (0.67%) Back Office
10 1 (0.67%) French Language
10 1 (0.67%) Manufacturing
Job Titles
1 54 (36.24%) Data Scientist
2 32 (21.48%) Analyst
3 25 (16.78%) Developer
4 18 (12.08%) Data Analyst
5 11 (7.38%) Data Engineer
5 11 (7.38%) Senior Data Scientist
6 9 (6.04%) Senior Developer
7 8 (5.37%) Business Analyst
7 8 (5.37%) Senior Data Engineer
7 8 (5.37%) SQL Developer
8 7 (4.70%) Report Developer
9 5 (3.36%) Architect
9 5 (3.36%) Consultant
9 5 (3.36%) Data Architect
9 5 (3.36%) Data Business Analyst
9 5 (3.36%) DBA
9 5 (3.36%) Python Developer
10 4 (2.68%) Automation Developer
10 4 (2.68%) Python Engineer
10 4 (2.68%) SQL Analyst
Libraries, Frameworks & Software Standards
1 20 (13.42%) TensorFlow
2 19 (12.75%) .NET
3 13 (8.72%) .NET Framework
4 11 (7.38%) Natural Language Processing
5 8 (5.37%) ASP.NET
5 8 (5.37%) Classic ASP
6 7 (4.70%) HTML
6 7 (4.70%) Kafka
7 5 (3.36%) Web Services
8 3 (2.01%) D3.js
8 3 (2.01%) Pandas
8 3 (2.01%) PySpark
8 3 (2.01%) scikit-learn
8 3 (2.01%) Spring Boot
9 2 (1.34%) Cascalog
9 2 (1.34%) HTML5
9 2 (1.34%) NumPy
9 2 (1.34%) Regular Expression
9 2 (1.34%) SciPy
10 1 (0.67%) REST
Miscellaneous
1 41 (27.52%) Analytical Skills
2 17 (11.41%) Algorithms
3 16 (10.74%) Self-Motivation
4 7 (4.70%) Grid Computing
4 7 (4.70%) Market Risk
5 6 (4.03%) Hedge funds
5 6 (4.03%) Management Information System
6 5 (3.36%) Robotics
7 4 (2.68%) Greenfield Project
7 4 (2.68%) Mobile App
7 4 (2.68%) Social Media
7 4 (2.68%) STB
7 4 (2.68%) User Experience
8 3 (2.01%) Data Centre
8 3 (2.01%) Data Structures
9 2 (1.34%) Analytical Mindset
9 2 (1.34%) Cloud Native
10 1 (0.67%) Mainframe
10 1 (0.67%) Public Cloud
10 1 (0.67%) Virtual Team
Operating Systems
1 9 (6.04%) Linux
2 4 (2.68%) Android
2 4 (2.68%) Apple iOS
2 4 (2.68%) Unix
2 4 (2.68%) Windows
3 2 (1.34%) Red Hat Enterprise Linux
3 2 (1.34%) Solaris
3 2 (1.34%) Windows Server
3 2 (1.34%) Windows Server 2008
3 2 (1.34%) Windows Server 2012
4 1 (0.67%) Fedora
4 1 (0.67%) Windows 7
Processes & Methodologies
1 67 (44.97%) Analytics
2 65 (43.62%) Data Science
3 51 (34.23%) Machine Learning
4 39 (26.17%) Data Modelling
5 36 (24.16%) Data Analytics
6 33 (22.15%) Visualisation
7 27 (18.12%) Use Case
8 26 (17.45%) Computer Science
9 24 (16.11%) Data Visualisation
10 23 (15.44%) Agile Software Development
11 22 (14.77%) ETL
12 21 (14.09%) Data Analysis
12 21 (14.09%) Decision-Making
13 18 (12.08%) Mathematics
13 18 (12.08%) Statistics
14 17 (11.41%) Business Intelligence
15 16 (10.74%) Problem-Solving
15 16 (10.74%) Software Engineering
16 15 (10.07%) Neural Network
17 13 (8.72%) Cluster Analysis
Programming Languages
1 87 (58.39%) SQL
2 61 (40.94%) Python
3 42 (28.19%) R
4 23 (15.44%) Java
5 10 (6.71%) C++
5 10 (6.71%) Scala
6 8 (5.37%) C#
6 8 (5.37%) JavaScript
7 7 (4.70%) MATLAB
8 6 (4.03%) Perl
9 4 (2.68%) PHP
9 4 (2.68%) PowerShell
10 3 (2.01%) C
10 3 (2.01%) Clojure
10 3 (2.01%) PL/SQL
10 3 (2.01%) T-SQL
11 2 (1.34%) Bash Shell
11 2 (1.34%) VBA
12 1 (0.67%) Shell Script
Qualifications
1 20 (13.42%) Degree
2 18 (12.08%) PhD
3 4 (2.68%) Computer Science Degree
4 3 (2.01%) SC Cleared
4 3 (2.01%) Security Cleared
5 1 (0.67%) BC Cleared
5 1 (0.67%) BPSS Clearance
5 1 (0.67%) Master's Degree
5 1 (0.67%) Numerate Degree
5 1 (0.67%) Postgraduate
Quality Assurance & Compliance
1 4 (2.68%) GDPR
2 3 (2.01%) QA
3 2 (1.34%) Data Quality
3 2 (1.34%) IFRS
System Software
1 8 (5.37%) Docker
2 6 (4.03%) HDFS
3 3 (2.01%) Apache Flume
4 2 (1.34%) VMware ESXi
5 1 (0.67%) VMware Infrastructure
Systems Management
1 7 (4.70%) Kubernetes
2 4 (2.68%) SCCM
3 2 (1.34%) EMC NetWorker
Vendors
1 23 (15.44%) Oracle
2 16 (10.74%) Tableau
3 11 (7.38%) Microsoft
4 7 (4.70%) Sybase
5 6 (4.03%) Alteryx
6 5 (3.36%) SAP
6 5 (3.36%) Vertica
7 3 (2.01%) Google
7 3 (2.01%) Salesforce.com
8 2 (1.34%) Hortonworks
8 2 (1.34%) HP
8 2 (1.34%) RapidMiner
8 2 (1.34%) Red Hat
8 2 (1.34%) VMware
8 2 (1.34%) Workday
9 1 (0.67%) Cloudera
9 1 (0.67%) Conga
9 1 (0.67%) Marketo
9 1 (0.67%) Palantir
9 1 (0.67%) Perfecto Mobile