Period
to 20 November 2017

The median contractor rate for a Data Scientist was £563 per day in advertised job vacancies in London during the 6 months to 20 November 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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 Scientist
England > London
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 369 451 560
Rank change year-on-year +82 +109 +4
Contract jobs requiring a Data Scientist 276 167 58
As % of all contract IT jobs advertised in London 0.59% 0.37% 0.12%
As % of the Job Titles category 0.62% 0.39% 0.13%
Number of daily rates quoted 214 111 38
London median daily rate £563 £525 £500
Median daily rate % change year-on-year +7.14% +5.00% +22.03%
10th Percentile £363 £406 £421
90th Percentile £725 £626 £665
England median daily rate £525 £500 £500
% change year-on-year +5.00% - +25.00%
Number of hourly rates quoted 0 1 0
London median hourly rate - £11.40 -
England median hourly rate £45.00 £26.00 -
% change year-on-year +73.08% - -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
London
Contract vacancies in London with a recognized job title 44252 42345 44555
% of contract IT jobs with a recognized job title 94.83% 94.99% 95.01%
Number of daily rates quoted 32037 30120 31401
London median daily rate £493 £460 £450
Median daily rate % change year-on-year +7.07% +2.22% +5.88%
10th Percentile £300 £288 £268
90th Percentile £663 £638 £638
England median daily rate £450 £425 £413
% change year-on-year +5.88% +3.03% +3.13%
Number of hourly rates quoted 548 553 693
London median hourly rate £20.22 £19.62 £19.00
Median hourly rate % change year-on-year +3.07% +3.24% +8.57%
10th Percentile £12.35 £11.50 £11.25
90th Percentile £47.83 £50.00 £48.57
England median hourly rate £18.69 £18.50 £18.00
% change year-on-year +1.00% +2.78% +9.09%

Data Scientist
Job Vacancy Trend in London

Job postings that featured Data Scientist in the job title as a percentage of all IT jobs advertised in London.

Job vacancy trend for Data Scientist in London

Data Scientist
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Data Scientist in London

Data Scientist
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Data Scientist in London over the 6 months to 20 November 2017.

Contractor daily rate histogram for Data Scientist in London

Data Scientist
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 Scientist within the London region over the 6 months to 20 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 +4 33 £580 +16.00% 13
West London -9 5 £465 -2.11% 1
South London - 4 £800 -
East London -3 3 £900 - 1
Data Scientist
England

Data Scientist Skill Set
Top 30 Co-occurring IT Skills in London

For the 6 months to 20 November 2017, Data Scientist contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region featuring Data Scientist in the job title.

1 225 (81.52%) Python
2 183 (66.30%) Machine Learning
3 150 (54.35%) R
4 113 (40.94%) SQL
5 112 (40.58%) Analytics
6 98 (35.51%) Hadoop
7 95 (34.42%) Algorithms
8 93 (33.70%) Apache Spark
9 84 (30.43%) Big Data
10 74 (26.81%) Mathematics
11 72 (26.09%) Analytical Skills
12 70 (25.36%) Statistics
13 69 (25.00%) Visualisation
14 66 (23.91%) Computer Science
15 60 (21.74%) Degree
15 60 (21.74%) Tableau
16 47 (17.03%) Neural Network
16 47 (17.03%) PhD
17 45 (16.30%) Finance
18 42 (15.22%) Java
19 40 (14.49%) Scala
20 39 (14.13%) Amazon AWS
20 39 (14.13%) Data Mining
21 36 (13.04%) Natural Language Processing
21 36 (13.04%) Predictive Modelling
22 34 (12.32%) Marketing
22 34 (12.32%) Business Intelligence
23 33 (11.96%) Artificial Intelligence
23 33 (11.96%) Apache Hive
24 32 (11.59%) Data Visualisation

Data Scientist Skill Set
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 93 (33.70%) Apache Spark
2 21 (7.61%) SAS
3 16 (5.80%) Apache Pig
4 7 (2.54%) Jupyter
5 5 (1.81%) Apache
6 3 (1.09%) Elasticsearch
7 2 (0.72%) Apache Solr
7 2 (0.72%) Confluence
7 2 (0.72%) OpenStack
8 1 (0.36%) SharePoint
Applications
1 6 (2.17%) SPSS
1 6 (2.17%) Weka
2 4 (1.45%) Spreadsheet
3 2 (0.72%) Microsoft Excel
4 1 (0.36%) Gephi
Business Applications
1 3 (1.09%) Salesforce.com CRM
Cloud Services
1 39 (14.13%) Amazon AWS
2 20 (7.25%) Google Cloud Platform
3 19 (6.88%) Microsoft Azure
4 8 (2.90%) GitHub
5 4 (1.45%) Google Analytics
6 2 (0.72%) SaaS
7 1 (0.36%) Adobe Analytics
7 1 (0.36%) Amazon S3
7 1 (0.36%) Cloud Computing
7 1 (0.36%) Heroku
Communications & Networking
1 2 (0.72%) Kerberos
2 1 (0.36%) Broadband
2 1 (0.36%) Internet
2 1 (0.36%) SMS
Database & Business Intelligence
1 98 (35.51%) Hadoop
2 84 (30.43%) Big Data
3 39 (14.13%) Data Mining
4 33 (11.96%) Apache Hive
5 23 (8.33%) MongoDB
6 14 (5.07%) Geospatial Data
7 11 (3.99%) Amazon Redshift
7 11 (3.99%) BigQuery
7 11 (3.99%) NoSQL
8 10 (3.62%) HBase
8 10 (3.62%) MySQL
8 10 (3.62%) Qlik Sense
9 9 (3.26%) BusinessObjects
9 9 (3.26%) Text Mining
10 8 (2.90%) Power BI
10 8 (2.90%) SQL Server
11 7 (2.54%) Mahout
12 5 (1.81%) KNIME
12 5 (1.81%) QlikView
12 5 (1.81%) STATISTICA
Development Applications
1 6 (2.17%) JIRA
2 4 (1.45%) Git (software)
3 2 (0.72%) Cucumber
4 1 (0.36%) Atlassian Bamboo
4 1 (0.36%) GitLab
4 1 (0.36%) GoCD
4 1 (0.36%) Jenkins
4 1 (0.36%) RStudio
4 1 (0.36%) SQL Server Management Studio (SSMS)
4 1 (0.36%) Subversion
General
1 45 (16.30%) Finance
2 34 (12.32%) Marketing
3 32 (11.59%) Retail
4 14 (5.07%) Telecoms
5 13 (4.71%) Banking
6 9 (3.26%) Investment Banking
7 6 (2.17%) Manufacturing
7 6 (2.17%) Publishing
8 5 (1.81%) Electronics
9 4 (1.45%) Advertising
9 4 (1.45%) Local Government
10 2 (0.72%) Financial Institution
10 2 (0.72%) Front Office
10 2 (0.72%) Music Industry
11 1 (0.36%) Automotive
11 1 (0.36%) Billing
11 1 (0.36%) Games
11 1 (0.36%) Law
11 1 (0.36%) Legal
11 1 (0.36%) Pharmaceutical
Libraries, Frameworks & Software Standards
1 36 (13.04%) Natural Language Processing
2 30 (10.87%) Pandas
2 30 (10.87%) scikit-learn
3 28 (10.14%) TensorFlow
4 21 (7.61%) NumPy
5 20 (7.25%) Keras
6 16 (5.80%) D3.js
7 13 (4.71%) JSON
7 13 (4.71%) SciPy
7 13 (4.71%) Theano
8 10 (3.62%) PySpark
9 9 (3.26%) Web Services
10 7 (2.54%) Bokeh
10 7 (2.54%) ggplot
10 7 (2.54%) Seaborn
11 6 (2.17%) Matplotlib
11 6 (2.17%) MLlib
12 4 (1.45%) Kafka
12 4 (1.45%) MXNet
12 4 (1.45%) RHadoop
Miscellaneous
1 95 (34.42%) Algorithms
2 72 (26.09%) Analytical Skills
3 66 (23.91%) Computer Science
4 8 (2.90%) Greenfield Project
5 7 (2.54%) Linked Data
5 7 (2.54%) Semantic Web
6 5 (1.81%) Clustering
6 5 (1.81%) User Experience
7 4 (1.45%) Digital Media
7 4 (1.45%) Music Streaming
8 3 (1.09%) Blog
8 3 (1.09%) Fintech
8 3 (1.09%) Management Information System
8 3 (1.09%) Market Risk
9 1 (0.36%) Digital Signage
9 1 (0.36%) Foreign Exchange (FX)
9 1 (0.36%) Life Science
9 1 (0.36%) Mainframe
9 1 (0.36%) Online Banking
9 1 (0.36%) Social Network
Operating Systems
1 10 (3.62%) Unix
2 9 (3.26%) Linux
Processes & Methodologies
1 183 (66.30%) Machine Learning
2 112 (40.58%) Analytics
3 74 (26.81%) Mathematics
4 70 (25.36%) Statistics
5 69 (25.00%) Visualisation
6 47 (17.03%) Neural Network
7 36 (13.04%) Predictive Modelling
8 34 (12.32%) Business Intelligence
9 33 (11.96%) Artificial Intelligence
10 32 (11.59%) Data Visualisation
11 30 (10.87%) Predictive Analytics
12 27 (9.78%) Data Analysis
12 27 (9.78%) Deep Learning
13 25 (9.06%) Actionable Insight
13 25 (9.06%) Agile Software Development
13 25 (9.06%) Physics
14 21 (7.61%) Data Analytics
14 21 (7.61%) Statistical Modelling
15 18 (6.52%) Random Forest
16 17 (6.16%) Statistical Analysis
Programming Languages
1 225 (81.52%) Python
2 150 (54.35%) R
3 113 (40.94%) SQL
4 42 (15.22%) Java
5 40 (14.49%) Scala
6 9 (3.26%) C#
7 8 (2.90%) JavaScript
7 8 (2.90%) MATLAB
7 8 (2.90%) Shell Script
8 7 (2.54%) C++
8 7 (2.54%) SPARQL
9 4 (1.45%) Ruby
10 3 (1.09%) Bash Shell
11 2 (0.72%) AWK
11 2 (0.72%) Go
11 2 (0.72%) sed
11 2 (0.72%) T-SQL
11 2 (0.72%) VBA
12 1 (0.36%) C
12 1 (0.36%) Julia
Qualifications
1 60 (21.74%) Degree
2 47 (17.03%) PhD
3 21 (7.61%) Computer Science Degree
4 13 (4.71%) Master's Degree
5 9 (3.26%) Security Cleared
6 7 (2.54%) SC Cleared
7 6 (2.17%) Numerate Degree
8 1 (0.36%) BPSS Clearance
8 1 (0.36%) DBS Check
8 1 (0.36%) Postgraduate
Quality Assurance & Compliance
1 14 (5.07%) Data Quality
2 7 (2.54%) QA
3 2 (0.72%) Disclosure Scotland
4 1 (0.36%) GCP
System Software
1 9 (3.26%) Docker
2 8 (2.90%) HDFS
3 4 (1.45%) Virtual Machines
4 2 (0.72%) Apache Flume
4 2 (0.72%) Apache ZooKeeper
Systems Management
1 4 (1.45%) Hadoop YARN
2 3 (1.09%) Kubernetes
3 2 (0.72%) Ansible
3 2 (0.72%) Terraform
4 1 (0.36%) Oozie
Vendors
1 60 (21.74%) Tableau
2 23 (8.33%) Google
3 15 (5.43%) Microsoft
4 12 (4.35%) SAP
5 6 (2.17%) Hortonworks
5 6 (2.17%) MicroStrategy
6 5 (1.81%) Alteryx
7 4 (1.45%) ATG
7 4 (1.45%) Citrix
8 3 (1.09%) Salesforce.com
9 2 (0.72%) Apple
9 2 (0.72%) Cloudera
10 1 (0.36%) Adobe
10 1 (0.36%) Brandwatch
10 1 (0.36%) Capita
10 1 (0.36%) Cognos
10 1 (0.36%) Mapinfo
10 1 (0.36%) MapR
10 1 (0.36%) Teradata