Period
to 17 November 2017

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 17 November 2017 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
17 Nov 2017
Same period 2016 Same period 2015
Rank 481 462 463
Rank change year-on-year -19 +1 -51
Contract jobs citing Data Mining 147 161 149
As % of all contract IT jobs advertised in London 0.31% 0.36% 0.32%
As % of the Database & Business Intelligence category 1.32% 1.53% 1.31%
Number of daily rates quoted 103 113 96
London median daily rate £500 £425 £438
Median daily rate % change year-on-year +17.65% -2.86% +2.94%
10th Percentile £352 £234 £230
90th Percentile £738 £599 £638
England median daily rate £455 £400 £425
% change year-on-year +13.75% -5.88% +1.19%
Number of hourly rates quoted 2 1 0
London median hourly rate £30.50 £27.50 -
Median hourly rate % change year-on-year +10.91% - -
England median hourly rate £24.90 £21.88 £19.50
% change year-on-year +13.78% +12.22% -45.07%

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 11100 10556 11364
As % of all contract IT jobs advertised in London 23.70% 23.30% 24.07%
Number of daily rates quoted 8235 7489 8085
London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +5.88%
10th Percentile £353 £320 £300
90th Percentile £660 £638 £625
England median daily rate £453 £425 £413
% change year-on-year +6.47% +3.03% +3.13%
Number of hourly rates quoted 59 38 77
London median hourly rate £26.61 £32.25 £22.50
Median hourly rate % change year-on-year -17.50% +43.33% -18.18%
10th Percentile £18.20 £15.25 £14.65
90th Percentile £58.75 £99.30 £88.00
England median hourly rate £31.75 £28.00 £27.78
% change year-on-year +13.39% +0.79% +15.75%

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 17 November 2017.

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 17 November 2017. 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 -10 26 £688 +52.78% 8
East London +3 11 £213 -8.60% 1
South London -16 4 £375 +2.74%
Data Mining
England

For the 6 months to 17 November 2017, IT contractor 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 contract ads across the London region with a requirement for Data Mining.

1 83 (56.46%) SQL
2 71 (48.30%) Python
3 67 (45.58%) Analytical Skills
4 63 (42.86%) Machine Learning
5 59 (40.14%) Finance
6 53 (36.05%) R
7 50 (34.01%) Big Data
8 49 (33.33%) Analytics
9 38 (25.85%) Hadoop
10 32 (21.77%) Visualisation
11 31 (21.09%) Data Analysis
12 30 (20.41%) Java
13 29 (19.73%) ETL
13 29 (19.73%) Business Intelligence
13 29 (19.73%) Agile Software Development
13 29 (19.73%) Banking
13 29 (19.73%) Mathematics
14 26 (17.69%) Computer Science
15 25 (17.01%) Scala
15 25 (17.01%) Tableau
16 24 (16.33%) Statistics
17 23 (15.65%) Apache Spark
18 22 (14.97%) MongoDB
18 22 (14.97%) Degree
18 22 (14.97%) Data Warehouse
18 22 (14.97%) Linux
19 21 (14.29%) JavaScript
19 21 (14.29%) Apache Pig
20 20 (13.61%) Statistical Modelling
20 20 (13.61%) Relational Database

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 23 (15.65%) Apache Spark
2 21 (14.29%) Apache Pig
3 11 (7.48%) SAS
4 9 (6.12%) Apache Solr
4 9 (6.12%) SharePoint
5 6 (4.08%) MS Exchange
6 3 (2.04%) JBoss
7 2 (1.36%) OpenStack
Applications
1 15 (10.20%) Microsoft Excel
2 8 (5.44%) SPSS
3 7 (4.76%) Microsoft PowerPoint
4 5 (3.40%) Weka
5 1 (0.68%) Gephi
5 1 (0.68%) Microsoft Project
5 1 (0.68%) MS Visio
5 1 (0.68%) Stata
Business Applications
1 7 (4.76%) Dynamics CRM
2 2 (1.36%) CODA-Financials
2 2 (1.36%) Cognos Business Intelligence
3 1 (0.68%) FastStats
3 1 (0.68%) Infor CRM
3 1 (0.68%) Magento
3 1 (0.68%) Markit EDM
3 1 (0.68%) Oracle EBS
3 1 (0.68%) Oracle ERP
3 1 (0.68%) Oracle Financials
3 1 (0.68%) Oracle Payables
3 1 (0.68%) PeopleSoft Financials
3 1 (0.68%) Relativity
3 1 (0.68%) Unit4 Business World
3 1 (0.68%) WebTrends
Cloud Services
1 19 (12.93%) Amazon AWS
2 12 (8.16%) Microsoft Azure
3 10 (6.80%) Google Cloud Platform
4 9 (6.12%) Amazon EC2
5 4 (2.72%) PaaS
6 3 (2.04%) Google Analytics
7 2 (1.36%) Cloud Computing
7 2 (1.36%) Google Tag Manager
8 1 (0.68%) Adobe Analytics
8 1 (0.68%) Cortana Intelligence Suite
8 1 (0.68%) Office 365
8 1 (0.68%) OneDrive
Communications & Networking
1 3 (2.04%) HTTPS
1 3 (2.04%) Internet
2 1 (0.68%) SMS
Database & Business Intelligence
1 50 (34.01%) Big Data
2 38 (25.85%) Hadoop
3 22 (14.97%) Data Warehouse
3 22 (14.97%) MongoDB
4 20 (13.61%) Apache Hive
4 20 (13.61%) Relational Database
5 17 (11.56%) NoSQL
6 15 (10.20%) MySQL
7 13 (8.84%) Apache Cassandra
8 11 (7.48%) SQL Server
9 10 (6.80%) BigQuery
9 10 (6.80%) Blockchain
9 10 (6.80%) Impala
9 10 (6.80%) Power BI
10 9 (6.12%) MarkLogic
10 9 (6.12%) Riak
11 6 (4.08%) BusinessObjects
11 6 (4.08%) HBase
12 5 (3.40%) STATISTICA
12 5 (3.40%) Text Mining
Development Applications
1 6 (4.08%) JIRA
2 1 (0.68%) JIRA Agile
2 1 (0.68%) PowerDesigner
2 1 (0.68%) Team Foundation Server
2 1 (0.68%) Visual Studio
General
1 59 (40.14%) Finance
2 29 (19.73%) Banking
3 16 (10.88%) Investment Banking
4 14 (9.52%) Marketing
5 10 (6.80%) Front Office
6 9 (6.12%) Games
7 5 (3.40%) Retail
8 3 (2.04%) Retail Banking
9 2 (1.36%) Billing
9 2 (1.36%) Financial Institution
9 2 (1.36%) Legal
9 2 (1.36%) Publishing
9 2 (1.36%) Telecoms
10 1 (0.68%) Advertising
10 1 (0.68%) Automotive
10 1 (0.68%) Dutch Language
10 1 (0.68%) General Ledger
Job Titles
1 38 (25.85%) Data Scientist
2 33 (22.45%) Analyst
3 30 (20.41%) Developer
4 18 (12.24%) Data Analyst
5 12 (8.16%) Big Data Developer
5 12 (8.16%) Python Developer
6 10 (6.80%) Data Engineer
6 10 (6.80%) Machine Learning Developer
7 8 (5.44%) DevOps Engineer
8 6 (4.08%) Senior Data Scientist
9 5 (3.40%) Big Data Engineer
9 5 (3.40%) Business Analyst
9 5 (3.40%) Operations Engineer
9 5 (3.40%) Qualitative Analyst
9 5 (3.40%) Quantitative Analyst
10 4 (2.72%) Consultant
10 4 (2.72%) Java Engineer
10 4 (2.72%) Senior Analyst
10 4 (2.72%) Splunk Analyst
11 3 (2.04%) Splunk Administrator
Libraries, Frameworks & Software Standards
1 15 (10.20%) Natural Language Processing
2 11 (7.48%) Lucene
3 10 (6.80%) Kafka
4 9 (6.12%) Hibernate
4 9 (6.12%) JMS
4 9 (6.12%) Spring
5 8 (5.44%) Play Framework
5 8 (5.44%) XML
6 7 (4.76%) NumPy
6 7 (4.76%) SciPy
7 6 (4.08%) JSON
7 6 (4.08%) Web Services
8 5 (3.40%) D3.js
8 5 (3.40%) HTML
8 5 (3.40%) Pandas
9 4 (2.72%) AngularJS
9 4 (2.72%) HTML5
9 4 (2.72%) Middleware
9 4 (2.72%) REST
9 4 (2.72%) scikit-learn
Miscellaneous
1 67 (45.58%) Analytical Skills
2 26 (17.69%) Computer Science
3 18 (12.24%) Algorithms
4 11 (7.48%) Robotics
5 9 (6.12%) Replication
6 8 (5.44%) Blog
6 8 (5.44%) Fintech
7 7 (4.76%) Market Risk
8 5 (3.40%) Foreign Exchange (FX)
9 4 (2.72%) Credit Risk
9 4 (2.72%) Management Information System
9 4 (2.72%) Mobile App
9 4 (2.72%) Music Streaming
10 3 (2.04%) Greenfield Project
10 3 (2.04%) Online Banking
11 2 (1.36%) Data Structures
11 2 (1.36%) FMCG
11 2 (1.36%) Social Media
11 2 (1.36%) Taxonomies
11 2 (1.36%) Virtual Team
Operating Systems
1 22 (14.97%) Linux
2 20 (13.61%) Unix
3 11 (7.48%) Red Hat Enterprise Linux
4 9 (6.12%) CentOS
5 8 (5.44%) Mac OS X
6 4 (2.72%) Android
6 4 (2.72%) Apple iOS
7 2 (1.36%) Windows
7 2 (1.36%) Windows Server
7 2 (1.36%) Windows Server 2008
7 2 (1.36%) Windows Server 2012
Processes & Methodologies
1 63 (42.86%) Machine Learning
2 49 (33.33%) Analytics
3 32 (21.77%) Visualisation
4 31 (21.09%) Data Analysis
5 29 (19.73%) Agile Software Development
5 29 (19.73%) Business Intelligence
5 29 (19.73%) ETL
5 29 (19.73%) Mathematics
6 24 (16.33%) Statistics
7 20 (13.61%) Statistical Modelling
8 17 (11.56%) Data Visualisation
9 15 (10.20%) Data Modelling
9 15 (10.20%) Open Source
10 13 (8.84%) Data Cleansing
10 13 (8.84%) DevOps
10 13 (8.84%) Scrum
11 12 (8.16%) Information Retrieval
12 11 (7.48%) MapReduce
12 11 (7.48%) Mentoring
13 10 (6.80%) Mathematical Modelling
Programming Languages
1 83 (56.46%) SQL
2 71 (48.30%) Python
3 53 (36.05%) R
4 30 (20.41%) Java
5 25 (17.01%) Scala
6 21 (14.29%) JavaScript
7 11 (7.48%) Bash Shell
8 10 (6.80%) C#
9 9 (6.12%) Perl
10 8 (5.44%) MATLAB
11 4 (2.72%) Objective-C
11 4 (2.72%) T-SQL
12 3 (2.04%) C++
13 2 (1.36%) AWK
13 2 (1.36%) PL/SQL
13 2 (1.36%) sed
13 2 (1.36%) VBA
14 1 (0.68%) Data Analysis Expressions (DAX)
14 1 (0.68%) Go
14 1 (0.68%) XMLA
Qualifications
1 22 (14.97%) Degree
2 11 (7.48%) Master's Degree
3 8 (5.44%) SC Cleared
3 8 (5.44%) Security Cleared
4 7 (4.76%) PhD
5 5 (3.40%) Computer Science Degree
6 3 (2.04%) ISEB
7 2 (1.36%) ACCA
7 2 (1.36%) CIMA
7 2 (1.36%) Numerate Degree
8 1 (0.68%) CISSP
8 1 (0.68%) ISEB Practitioner
8 1 (0.68%) ISTQB
Quality Assurance & Compliance
1 11 (7.48%) Data Quality
2 3 (2.04%) QA
3 2 (1.36%) GCP
4 1 (0.68%) Solvency II
System Software
1 3 (2.04%) HDFS
2 2 (1.36%) VMware ESXi
3 1 (0.68%) Apache Flume
Systems Management
1 11 (7.48%) Hadoop YARN
2 1 (0.68%) HP Quality Center
Vendors
1 25 (17.01%) Tableau
2 15 (10.20%) Microsoft
3 9 (6.12%) Oracle
4 7 (4.76%) MicroStrategy
4 7 (4.76%) Splunk
5 6 (4.08%) Google
5 6 (4.08%) SAP
6 2 (1.36%) CODA
6 2 (1.36%) Cognos
6 2 (1.36%) Informatica
6 2 (1.36%) Red Hat
6 2 (1.36%) VMware
7 1 (0.68%) Adobe
7 1 (0.68%) Brandwatch
7 1 (0.68%) Cloudera
7 1 (0.68%) DoubleClick
7 1 (0.68%) Ensighten
7 1 (0.68%) Hortonworks
7 1 (0.68%) HP
7 1 (0.68%) Teradata