Period
to 14 December 2018

The median contractor rate for a Data Scientist was £550 per day in advertised job vacancies during the 6 months to 14 December 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
14 Dec 2018
Same period 2017 Same period 2016
Rank 509 511 632
Rank change year-on-year +2 +121 +205
Contract jobs requiring a Data Scientist 432 412 258
As % of all contract IT jobs advertised in the UK 0.41% 0.40% 0.25%
As % of the Job Titles category 0.43% 0.42% 0.26%
Number of daily rates quoted 255 296 162
UK median daily rate £550 £528 £500
Median daily rate % change year-on-year +4.27% +5.50% -
10th Percentile £363 £366 £338
90th Percentile £675 £688 £625
UK excluding London median daily rate £500 £500 £375
% change year-on-year - +33.33% -25.00%
Number of hourly rates quoted 3 4 4
UK median hourly rate £45.00 £45.00 £26.00
Median hourly rate % change year-on-year - +73.08% -
UK excluding London 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. 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 99,385 98,013 97,683
% of contract IT jobs with a recognized job title 94.73% 94.93% 94.79%
Number of daily rates quoted 65,815 64,975 63,714
UK median daily rate £450 £450 £425
Median daily rate % change year-on-year - +5.88% +4.29%
10th Percentile £270 £258 £250
90th Percentile £638 £625 £600
UK excluding London median daily rate £425 £400 £395
% change year-on-year +6.25% +1.27% +5.33%
Number of hourly rates quoted 3,045 2,860 3,314
UK median hourly rate £18.50 £18.70 £18.00
Median hourly rate % change year-on-year -1.07% +3.89% -
10th Percentile £11.00 £10.80 £10.50
90th Percentile £48.75 £47.85 £47.50
UK excluding London median hourly rate £17.50 £18.00 £17.50
% change year-on-year -2.78% +2.86% -

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 14 December 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 16 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 14 December 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 +17 416 £550 +3.77% 59
London +23 285 £550 -2.22% 35
UK excluding London -35 138 £500 - 25
South East +1 51 £525 +0.96% 11
Midlands -33 28 £405 -14.74% 4
North of England -4 23 £525 +5.00% 5
West Midlands -36 17 £350 -22.22% 3
South West -24 14 £463 -2.63%
Yorkshire -11 13 £513 +2.50%
East Midlands +5 10 £425 -21.66% 1
North West -9 9 £550 +10.00% 3
Scotland -15 9 £525 +13.82% 1
East of England -15 9 £475 -13.64% 4
Wales -26 2 - -
North East - 1 £500 - 2
Northern Ireland - 1 - -

Data Scientist Skill Set
Top 30 Co-occurring IT Skills

For the 6 months to 14 December 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.

1 432 (100.00%) Data Science
2 346 (80.09%) Python
3 286 (66.20%) Machine Learning
4 183 (42.36%) R
5 173 (40.05%) Analytics
6 161 (37.27%) Algorithms
7 149 (34.49%) Mathematics
8 142 (32.87%) SQL
9 133 (30.79%) Big Data
10 131 (30.32%) Hadoop
11 125 (28.94%) PhD
11 125 (28.94%) Statistics
12 115 (26.62%) Computer Science
13 114 (26.39%) Apache Spark
14 107 (24.77%) Finance
15 100 (23.15%) Deep Learning
16 96 (22.22%) Analytical Skills
17 95 (21.99%) Visualisation
18 93 (21.53%) Artificial Intelligence
19 90 (20.83%) Degree
20 89 (20.60%) TensorFlow
21 87 (20.14%) Natural Language Processing
22 80 (18.52%) Amazon AWS
23 76 (17.59%) Agile Software Development
24 73 (16.90%) Statistical Modelling
25 65 (15.05%) Java
26 63 (14.58%) Scala
27 54 (12.50%) Data Analysis
28 52 (12.04%) Data Mining
28 52 (12.04%) Predictive Analytics

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
1 114 (26.39%) Apache Spark
2 48 (11.11%) SAS
3 18 (4.17%) SharePoint
4 16 (3.70%) Jupyter
5 13 (3.01%) Elasticsearch
6 12 (2.78%) Apache
7 10 (2.31%) Apache Pig
8 3 (0.69%) Apache Solr
9 2 (0.46%) Apache Airflow
10 1 (0.23%) BizTalk Server
10 1 (0.23%) IPython
Applications
1 19 (4.40%) Chatbot
2 12 (2.78%) SPSS
3 2 (0.46%) GNU Octave
3 2 (0.46%) Mathematica
3 2 (0.46%) Microsoft Excel
3 2 (0.46%) Spreadsheet
4 1 (0.23%) LaTeX
4 1 (0.23%) Microsoft PowerPoint
4 1 (0.23%) MS Visio
Business Applications
1 1 (0.23%) Oracle AML
Cloud Services
1 80 (18.52%) Amazon AWS
2 34 (7.87%) Google Cloud Platform
3 30 (6.94%) Amazon EMR
4 29 (6.71%) Microsoft Azure
5 14 (3.24%) Cloud Computing
6 6 (1.39%) Amazon SageMaker
7 5 (1.16%) Amazon EC2
8 4 (0.93%) Amazon Kinesis
9 3 (0.69%) Amazon S3
10 2 (0.46%) Azure Machine Learning
11 1 (0.23%) Azure Data Factory
11 1 (0.23%) Cortana Intelligence Suite
11 1 (0.23%) Data Lake Analytics
11 1 (0.23%) Dialogflow
11 1 (0.23%) Google Analytics
Communications & Networking
1 5 (1.16%) Internet
2 1 (0.23%) HTTP
2 1 (0.23%) Network Security
Database & Business Intelligence
1 133 (30.79%) Big Data
2 131 (30.32%) Hadoop
3 52 (12.04%) Data Mining
4 50 (11.57%) Apache Hive
5 34 (7.87%) Relational Database
6 24 (5.56%) NoSQL
7 17 (3.94%) MongoDB
8 16 (3.70%) Power BI
9 15 (3.47%) PostgreSQL
10 13 (3.01%) Spotfire
11 12 (2.78%) Neo4j
11 12 (2.78%) Text Mining
12 10 (2.31%) Apache Cassandra
13 9 (2.08%) HBase
13 9 (2.08%) Sqoop
14 7 (1.62%) Data Warehouse
14 7 (1.62%) RDBMS
15 6 (1.39%) Impala
16 5 (1.16%) Amazon Redshift
16 5 (1.16%) SAS EBI
Development Applications
1 18 (4.17%) Git (software)
2 8 (1.85%) GitLab
3 5 (1.16%) Jenkins
3 5 (1.16%) JIRA
4 2 (0.46%) Vagrant
5 1 (0.23%) ERwin
5 1 (0.23%) RStudio
5 1 (0.23%) TeamCity
5 1 (0.23%) Visual Studio Team System
General
1 107 (24.77%) Finance
2 44 (10.19%) Banking
3 30 (6.94%) Marketing
4 29 (6.71%) Retail
5 10 (2.31%) Telecoms
6 9 (2.08%) Investment Banking
7 8 (1.85%) Games
8 5 (1.16%) Advertising
9 4 (0.93%) Retail Banking
10 3 (0.69%) Arabic Language
10 3 (0.69%) Front Office
10 3 (0.69%) Hindi Language
10 3 (0.69%) Manufacturing
11 2 (0.46%) Financial Institution
11 2 (0.46%) Indonesian Language
11 2 (0.46%) Legal
11 2 (0.46%) Malayalam Language
11 2 (0.46%) Publishing
11 2 (0.46%) Tamil Language
12 1 (0.23%) Private Banking
Libraries, Frameworks & Software Standards
1 89 (20.60%) TensorFlow
2 87 (20.14%) Natural Language Processing
3 37 (8.56%) Theano
4 36 (8.33%) scikit-learn
5 32 (7.41%) Keras
5 32 (7.41%) Pandas
6 30 (6.94%) PySpark
7 25 (5.79%) Caffe
8 19 (4.40%) MLlib
8 19 (4.40%) NumPy
9 18 (4.17%) Torch
10 17 (3.94%) Kafka
11 7 (1.62%) D3.js
11 7 (1.62%) Node.js
11 7 (1.62%) SciPy
11 7 (1.62%) SpaCy
12 6 (1.39%) Matplotlib
12 6 (1.39%) OpenCV
12 6 (1.39%) PyMC3
13 4 (0.93%) Seaborn
Miscellaneous
1 161 (37.27%) Algorithms
2 96 (22.22%) Analytical Skills
3 12 (2.78%) Data Structures
4 10 (2.31%) Greenfield Project
4 10 (2.31%) User Experience
5 6 (1.39%) Fintech
6 5 (1.16%) Digital Media
6 5 (1.16%) Robotics
6 5 (1.16%) Virtual Team
7 4 (0.93%) FMCG
7 4 (0.93%) Social Media
8 3 (0.69%) Management Information System
9 2 (0.46%) Clustering
9 2 (0.46%) CUDA
9 2 (0.46%) GPGPU
9 2 (0.46%) Hedge funds
9 2 (0.46%) NHS
9 2 (0.46%) Self-Motivation
10 1 (0.23%) Cyberthreat
10 1 (0.23%) Smart Energy
Operating Systems
1 23 (5.32%) Linux
2 7 (1.62%) Unix
3 1 (0.23%) Solaris
3 1 (0.23%) Windows
Processes & Methodologies
1 432 (100.00%) Data Science
2 286 (66.20%) Machine Learning
3 173 (40.05%) Analytics
4 149 (34.49%) Mathematics
5 125 (28.94%) Statistics
6 115 (26.62%) Computer Science
7 100 (23.15%) Deep Learning
8 95 (21.99%) Visualisation
9 93 (21.53%) Artificial Intelligence
10 76 (17.59%) Agile Software Development
11 73 (16.90%) Statistical Modelling
12 54 (12.50%) Data Analysis
13 52 (12.04%) Predictive Analytics
14 46 (10.65%) Problem-Solving
15 40 (9.26%) Software Engineering
16 37 (8.56%) Predictive Modelling
17 36 (8.33%) ETL
18 35 (8.10%) Data Analytics
18 35 (8.10%) Neural Network
19 33 (7.64%) Data Visualisation
Programming Languages
1 346 (80.09%) Python
2 183 (42.36%) R
3 142 (32.87%) SQL
4 65 (15.05%) Java
5 63 (14.58%) Scala
6 47 (10.88%) MATLAB
7 34 (7.87%) C++
8 13 (3.01%) Bash Shell
9 10 (2.31%) Cypher
10 9 (2.08%) C
11 6 (1.39%) C#
11 6 (1.39%) Perl
12 4 (0.93%) PL/SQL
13 3 (0.69%) JavaScript
13 3 (0.69%) Shell Script
14 1 (0.23%) Ruby
14 1 (0.23%) VBA
Qualifications
1 125 (28.94%) PhD
2 90 (20.83%) Degree
3 43 (9.95%) Master's Degree
4 25 (5.79%) Security Cleared
5 20 (4.63%) Computer Science Degree
5 20 (4.63%) SC Cleared
6 11 (2.55%) Numerate Degree
7 3 (0.69%) MBA
8 1 (0.23%) BC Cleared
8 1 (0.23%) GIAC
8 1 (0.23%) OSCP
Quality Assurance & Compliance
1 19 (4.40%) Data Quality
2 18 (4.17%) QA
3 5 (1.16%) ISO 9001
4 1 (0.23%) GDPR
System Software
1 23 (5.32%) Docker
2 9 (2.08%) Apache Flume
3 2 (0.46%) HDFS
Systems Management
1 12 (2.78%) Kubernetes
2 7 (1.62%) Ansible
2 7 (1.62%) Terraform
3 2 (0.46%) Ambari
4 1 (0.23%) Kibana
4 1 (0.23%) Oozie
Vendors
1 36 (8.33%) Hortonworks
2 35 (8.10%) Google
3 30 (6.94%) Cloudera
4 27 (6.25%) Microsoft
5 26 (6.02%) Tableau
6 24 (5.56%) Oracle
7 9 (2.08%) IBM
8 3 (0.69%) Databricks
8 3 (0.69%) Progress
9 2 (0.46%) Dataiku
9 2 (0.46%) Facebook
9 2 (0.46%) Splunk
9 2 (0.46%) TIBCO
10 1 (0.23%) ArcSight
10 1 (0.23%) Bloomberg
10 1 (0.23%) Intel
10 1 (0.23%) RapidMiner
10 1 (0.23%) Reuters
10 1 (0.23%) Salesforce.com
10 1 (0.23%) Syncsort