Period
to 22 September 2018

The median contractor rate for a Data Scientist was £550 per day in advertised job vacancies during the 6 months to 22 September 2018.

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
UK
6 months to
22 Sep 2018
Same period 2017 Same period 2016
Rank 522 536 691
Rank change year-on-year +14 +155 +123
Contract jobs requiring a Data Scientist 396 347 221
As % of all contract IT jobs advertised in the UK 0.39% 0.35% 0.21%
As % of the Job Titles category 0.41% 0.37% 0.22%
Number of daily rates quoted 245 250 161
UK median daily rate £550 £525 £500
Median daily rate % change year-on-year +4.76% +5.00% -
10th Percentile £361 £362 £350
90th Percentile £675 £714 £676
UK excluding London median daily rate £488 £450 £425
% change year-on-year +8.33% +5.88% -19.05%
Number of hourly rates quoted 1 2 2
UK median hourly rate £45.00 £39.75 £20.80
Median hourly rate % change year-on-year +13.21% +91.08% +30.02%
10th Percentile £42.50 £34.18 £13.24
90th Percentile £47.50 £46.33 £28.70
UK excluding London median hourly rate - £39.75 £30.21
% change year-on-year - +31.60% +88.78%

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies. 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
UK
Contract vacancies in the UK with a recognized job title 96,600 93,694 102,007
% of contract IT jobs with a recognized job title 94.78% 94.92% 94.87%
Number of daily rates quoted 63,416 61,277 66,597
UK median daily rate £450 £438 £425
Median daily rate % change year-on-year +2.86% +2.94% +6.25%
10th Percentile £269 £263 £255
90th Percentile £638 £625 £600
UK excluding London median daily rate £415 £400 £390
% change year-on-year +3.75% +2.56% +4.00%
Number of hourly rates quoted 3,154 2,815 3,199
UK median hourly rate £17.73 £18.70 £19.00
Median hourly rate % change year-on-year -5.19% -1.58% +6.03%
10th Percentile £11.00 £10.75 £10.31
90th Percentile £48.75 £48.75 £46.54
UK excluding London median hourly rate £17.50 £18.00 £18.50
% change year-on-year -2.78% -2.70% +5.71%

Data Scientist
Job Vacancy Trend

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

Job vacancy trend for Data Scientist in the UK

Data Scientist
Contractor Daily Rate Trend

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

Contractor daily rate trend for Data Scientist in the UK

Data Scientist
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Data Scientist over the 6 months to 22 September 2018.

Contractor daily rate histogram for Data Scientist in the UK

Data Scientist
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for Data Scientist in the UK

Data Scientist
Top 14 Contract Locations

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 UK over the 6 months to 22 September 2018. 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
England +17 377 £550 +4.76% 92
London -21 251 £550 - 53
UK excluding London +14 139 £488 +8.33% 42
South East +33 61 £500 +9.59% 14
North of England -9 21 £513 +20.59% 3
Midlands -30 18 £550 +22.22% 10
East of England -9 13 £475 -5.00% 8
Scotland -19 12 £450 -2.17% 3
East Midlands +11 11 £675 +34.87% 3
Yorkshire -9 11 £525 +23.53% 1
South West -4 9 £463 -9.76% 4
North West -14 9 £469 +10.29% 2
West Midlands -45 6 £350 -12.50% 7
Wales -23 4 - -

Data Scientist Skill Set
Top 30 Co-occurring IT Skills

For the 6 months to 22 September 2018, Data Scientist contract jobs required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads featuring Data Scientist in the job title.

1 395 (99.75%) Data Science
2 337 (85.10%) Python
3 264 (66.67%) Machine Learning
4 193 (48.74%) R
5 159 (40.15%) Mathematics
6 142 (35.86%) Analytics
7 128 (32.32%) Algorithms
8 119 (30.05%) SQL
9 110 (27.78%) Statistics
9 110 (27.78%) Big Data
10 106 (26.77%) PhD
11 102 (25.76%) Hadoop
12 100 (25.25%) Computer Science
13 99 (25.00%) Visualisation
14 95 (23.99%) Finance
15 89 (22.47%) Deep Learning
16 79 (19.95%) Apache Spark
17 76 (19.19%) Analytical Skills
17 76 (19.19%) Natural Language Processing
18 71 (17.93%) TensorFlow
19 68 (17.17%) Degree
20 60 (15.15%) Artificial Intelligence
20 60 (15.15%) Java
21 58 (14.65%) Scala
22 54 (13.64%) Agile Software Development
23 52 (13.13%) Data Mining
24 51 (12.88%) Amazon AWS
25 49 (12.37%) Data Analysis
25 49 (12.37%) Pandas
26 45 (11.36%) SAS

Data Scientist Skill Set
Co-occurring IT Skills 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 79 (19.95%) Apache Spark
2 45 (11.36%) SAS
3 31 (7.83%) Jupyter
4 16 (4.04%) Elasticsearch
5 13 (3.28%) Apache Pig
6 11 (2.78%) SharePoint
7 10 (2.53%) Apache
8 8 (2.02%) nginx
9 2 (0.51%) Apache Solr
10 1 (0.25%) BizTalk Server
Applications
1 22 (5.56%) Chatbot
2 7 (1.77%) SPSS
3 5 (1.26%) Microsoft Excel
4 2 (0.51%) Mathematica
4 2 (0.51%) Spreadsheet
5 1 (0.25%) GNU Octave
5 1 (0.25%) Microsoft PowerPoint
Business Applications
1 1 (0.25%) Finacle
1 1 (0.25%) FLEXCUBE
Cloud Services
1 51 (12.88%) Amazon AWS
2 29 (7.32%) Microsoft Azure
3 25 (6.31%) Google Cloud Platform
4 16 (4.04%) Cloud Computing
5 9 (2.27%) Azure Machine Learning
6 8 (2.02%) Amazon EC2
7 7 (1.77%) Amazon EMR
8 5 (1.26%) Amazon Kinesis
9 4 (1.01%) Amazon S3
10 2 (0.51%) Amazon SageMaker
11 1 (0.25%) Adobe Analytics
11 1 (0.25%) Azure Data Factory
11 1 (0.25%) Data Lake Analytics
11 1 (0.25%) Google Analytics
Communications & Networking
1 4 (1.01%) Internet
2 1 (0.25%) Network Security
2 1 (0.25%) SMS
Database & Business Intelligence
1 110 (27.78%) Big Data
2 102 (25.76%) Hadoop
3 52 (13.13%) Data Mining
4 29 (7.32%) Apache Hive
5 25 (6.31%) NoSQL
6 21 (5.30%) MongoDB
7 17 (4.29%) Apache Cassandra
7 17 (4.29%) Power BI
8 13 (3.28%) HBase
8 13 (3.28%) Neo4j
8 13 (3.28%) Relational Database
9 11 (2.78%) Sqoop
10 9 (2.27%) Amazon Redshift
11 8 (2.02%) Amazon RDS
11 8 (2.02%) Spotfire
11 8 (2.02%) Text Mining
12 7 (1.77%) Amazon Athena
12 7 (1.77%) BigQuery
12 7 (1.77%) Geospatial Data
12 7 (1.77%) Impala
Development Applications
1 26 (6.57%) Git (software)
2 6 (1.52%) JIRA
3 4 (1.01%) GitLab
3 4 (1.01%) Jenkins
4 2 (0.51%) RStudio
5 1 (0.25%) CMake
5 1 (0.25%) Jasmine
5 1 (0.25%) Karma Test Runner
5 1 (0.25%) Mocha
5 1 (0.25%) Sonatype Nexus
5 1 (0.25%) Visual Studio Team System
General
1 95 (23.99%) Finance
2 38 (9.60%) Banking
3 29 (7.32%) Marketing
4 27 (6.82%) Retail
5 13 (3.28%) Games
6 9 (2.27%) Retail Banking
7 5 (1.26%) Advertising
7 5 (1.26%) Investment Banking
7 5 (1.26%) Telecoms
8 4 (1.01%) Publishing
9 3 (0.76%) Arabic Language
9 3 (0.76%) Hindi Language
9 3 (0.76%) Manufacturing
10 2 (0.51%) Front Office
10 2 (0.51%) Indonesian Language
10 2 (0.51%) Malayalam Language
10 2 (0.51%) Tamil Language
11 1 (0.25%) Aerospace
11 1 (0.25%) Electronics
11 1 (0.25%) Financial Institution
Libraries, Frameworks & Software Standards
1 76 (19.19%) Natural Language Processing
2 71 (17.93%) TensorFlow
3 49 (12.37%) Pandas
4 40 (10.10%) Keras
5 28 (7.07%) scikit-learn
6 26 (6.57%) NumPy
7 18 (4.55%) PySpark
8 17 (4.29%) Kafka
9 16 (4.04%) Matplotlib
9 16 (4.04%) Theano
10 14 (3.54%) D3.js
11 11 (2.78%) Unity (Game Engine)
11 11 (2.78%) Unreal Engine
12 10 (2.53%) Flask
13 8 (2.02%) Deeplearning4j
13 8 (2.02%) Node.js
13 8 (2.02%) OpenCV
14 7 (1.77%) MXNet
15 6 (1.52%) SciPy
16 5 (1.26%) SpaCy
Miscellaneous
1 128 (32.32%) Algorithms
2 100 (25.25%) Computer Science
3 76 (19.19%) Analytical Skills
4 9 (2.27%) User Experience
5 8 (2.02%) Data Structures
6 6 (1.52%) Greenfield Project
7 5 (1.26%) Social Media
7 5 (1.26%) Virtual Team
8 4 (1.01%) Robotics
9 3 (0.76%) Digital Media
9 3 (0.76%) Self-Motivation
10 2 (0.51%) Blog
10 2 (0.51%) FMCG
10 2 (0.51%) GPGPU
10 2 (0.51%) New Media
11 1 (0.25%) CUDA
11 1 (0.25%) Hedge funds
11 1 (0.25%) Management Information System
11 1 (0.25%) Smartphone
11 1 (0.25%) Taxonomies
Operating Systems
1 22 (5.56%) Linux
2 6 (1.52%) Unix
3 2 (0.51%) Windows
4 1 (0.25%) Mac OS X
Processes & Methodologies
1 395 (99.75%) Data Science
2 264 (66.67%) Machine Learning
3 159 (40.15%) Mathematics
4 142 (35.86%) Analytics
5 110 (27.78%) Statistics
6 99 (25.00%) Visualisation
7 89 (22.47%) Deep Learning
8 60 (15.15%) Artificial Intelligence
9 54 (13.64%) Agile Software Development
10 49 (12.37%) Data Analysis
11 41 (10.35%) Problem-Solving
12 35 (8.84%) Open Source
13 34 (8.59%) Data Analytics
13 34 (8.59%) Statistical Modelling
14 31 (7.83%) Predictive Modelling
15 30 (7.58%) Business Intelligence
15 30 (7.58%) Neural Network
15 30 (7.58%) Prototyping
16 29 (7.32%) Data Visualisation
16 29 (7.32%) Sentiment Analysis
Programming Languages
1 337 (85.10%) Python
2 193 (48.74%) R
3 119 (30.05%) SQL
4 60 (15.15%) Java
5 58 (14.65%) Scala
6 44 (11.11%) MATLAB
7 37 (9.34%) C++
8 10 (2.53%) C
9 8 (2.02%) C#
10 6 (1.52%) Bash Shell
10 6 (1.52%) Cypher
11 4 (1.01%) JavaScript
11 4 (1.01%) Shell Script
12 3 (0.76%) Perl
12 3 (0.76%) PL/SQL
12 3 (0.76%) VBA
13 2 (0.51%) Julia
14 1 (0.25%) Ruby
14 1 (0.25%) TypeScript
Qualifications
1 106 (26.77%) PhD
2 68 (17.17%) Degree
3 19 (4.80%) Security Cleared
4 17 (4.29%) Master's Degree
5 16 (4.04%) SC Cleared
6 15 (3.79%) Computer Science Degree
7 10 (2.53%) Numerate Degree
8 2 (0.51%) MBA
9 1 (0.25%) BC Cleared
9 1 (0.25%) GIAC
Quality Assurance & Compliance
1 21 (5.30%) Data Quality
2 14 (3.54%) QA
3 1 (0.25%) GDPR
System Software
1 17 (4.29%) Docker
2 12 (3.03%) Apache Flume
3 3 (0.76%) HDFS
Systems Management
1 9 (2.27%) Kubernetes
2 6 (1.52%) Ansible
3 4 (1.01%) Terraform
4 1 (0.25%) Ambari
4 1 (0.25%) Kibana
4 1 (0.25%) Oozie
Vendors
1 41 (10.35%) Tableau
2 30 (7.58%) Google
3 17 (4.29%) Oracle
4 15 (3.79%) Microsoft
5 14 (3.54%) Hortonworks
6 12 (3.03%) Alteryx
7 9 (2.27%) IBM
8 7 (1.77%) Cloudera
9 6 (1.52%) RapidMiner
10 4 (1.01%) Databricks
10 4 (1.01%) Splunk
11 2 (0.51%) Facebook
11 2 (0.51%) Omniture
11 2 (0.51%) Talend
11 2 (0.51%) TIBCO
12 1 (0.25%) Adobe
12 1 (0.25%) Bloomberg
12 1 (0.25%) Intel
12 1 (0.25%) Reuters
12 1 (0.25%) Teradata