Period
to 30 March 2020

The median contractor rate for a Data Scientist was £519 per day in advertised job vacancies in Central London during the 6 months to 30 March 2020.

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
London > Central London
6 months to
30 Mar 2020
Same period 2019 Same period 2018
Rank 152 219 259
Rank change year-on-year +67 +40 -39
Contract jobs requiring a Data Scientist 49 68 35
As % of all contract jobs advertised in Central London 0.91% 0.76% 0.38%
As % of the Job Titles category 0.98% 0.80% 0.40%
Number of daily rates quoted 36 44 29
Median daily rate £519 £575 £550
Median daily rate % change year-on-year -9.78% +4.55% +10.00%
10th Percentile £406 £416 £450
90th Percentile £694 £684 £640
London median daily rate £550 £550 £550
Number of hourly rates quoted 3 0 0
Median hourly rate £25.00 - -
London median hourly rate £25.00 £35.00 £103.75
% change year-on-year -28.57% -66.27% -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in Central 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
Central London
Contract vacancies in Central London with a recognized job title 5,014 8,506 8,791
% of contract IT jobs with a recognized job title 93.30% 94.70% 94.82%
Number of daily rates quoted 3,699 6,441 6,841
Median daily rate £500 £510 £500
Median daily rate % change year-on-year -1.96% +2.00% +5.26%
10th Percentile £288 £313 £313
90th Percentile £675 £675 £675
London median daily rate £500 £500 £500
Number of hourly rates quoted 95 85 138
Median hourly rate £26.44 £19.00 £18.70
Median hourly rate % change year-on-year +39.16% +1.60% +7.22%
10th Percentile £12.60 £12.86 £11.25
90th Percentile £48.23 £41.25 £45.30
Median hourly rate £31.72 £22.00 £21.50
% change year-on-year +44.18% +2.33% -6.52%

Data Scientist
Job Vacancy Trend in Central London

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

Job vacancy trend for Data Scientist in Central London

Data Scientist
Contractor Daily Rate Trend in Central London

3-month moving average daily rate quoted in jobs citing Data Scientist in Central London.

Daily rate trend for Data Scientist in Central London

Data Scientist
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Data Scientist in Central London over the 6 months to 30 March 2020.

Daily rate histogram for Data Scientist in Central London

Data Scientist
Contract Job Locations in Central 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 Central London region over the 6 months to 30 March 2020. 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
City of London +46 44 £513 -10.48% 16
City of Westminster +13 1 - - 1
Data Scientist
London

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

For the 6 months to 30 March 2020, 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 across the Central London region featuring Data Scientist in the job title.

1 48 (97.96%) Data Science
2 38 (77.55%) Python
3 33 (67.35%) Machine Learning
4 19 (38.78%) Natural Language Processing
5 18 (36.73%) Algorithms
6 17 (34.69%) R
7 15 (30.61%) SQL
8 14 (28.57%) Artificial Intelligence
8 14 (28.57%) Statistics
8 14 (28.57%) Computer Science
8 14 (28.57%) Big Data
8 14 (28.57%) Apache Spark
9 13 (26.53%) TensorFlow
9 13 (26.53%) PhD
10 12 (24.49%) Degree
10 12 (24.49%) Analytics
11 11 (22.45%) Agile Software Development
12 10 (20.41%) Mathematics
12 10 (20.41%) Analytical Skills
13 9 (18.37%) Visualisation
13 9 (18.37%) Azure
13 9 (18.37%) AWS
13 9 (18.37%) Open Source
14 8 (16.33%) GCP
14 8 (16.33%) Pandas
15 7 (14.29%) MLlib
15 7 (14.29%) SciPy
15 7 (14.29%) Deep Learning
15 7 (14.29%) Physics
15 7 (14.29%) Marketing

Data Scientist Skill Set
Co-occurring IT Skills in Central 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 14 (28.57%) Apache Spark
2 3 (6.12%) Elasticsearch
2 3 (6.12%) SAS
3 2 (4.08%) ArcGIS
3 2 (4.08%) DNN
4 1 (2.04%) Apache
4 1 (2.04%) Jupyter
Applications
1 2 (4.08%) SPSS
2 1 (2.04%) Microsoft Excel
2 1 (2.04%) Weka
Cloud Services
1 9 (18.37%) AWS
1 9 (18.37%) Azure
2 8 (16.33%) GCP
3 4 (8.16%) Power Platform
4 1 (2.04%) Adobe Analytics
4 1 (2.04%) Amazon SageMaker
4 1 (2.04%) Google Analytics
Communications & Networking
1 1 (2.04%) Wireless
Database & Business Intelligence
1 14 (28.57%) Big Data
2 4 (8.16%) Flink
2 4 (8.16%) Hadoop
2 4 (8.16%) Power BI
3 3 (6.12%) Data Mining
4 2 (4.08%) BigQuery
4 2 (4.08%) GIS
4 2 (4.08%) NoSQL
4 2 (4.08%) PostgreSQL
4 2 (4.08%) QGIS
4 2 (4.08%) Relational Database
5 1 (2.04%) Apache Cassandra
5 1 (2.04%) Apache Hive
5 1 (2.04%) Impala
5 1 (2.04%) SAS EBI
5 1 (2.04%) SAS Enterprise Miner
5 1 (2.04%) SQL Server
Development Applications
1 1 (2.04%) Git (software)
1 1 (2.04%) GitLab
General
1 7 (14.29%) Marketing
2 6 (12.24%) Finance
3 5 (10.20%) Retail
4 4 (8.16%) Law
5 3 (6.12%) Telecoms
6 2 (4.08%) Advertising
7 1 (2.04%) Aerospace
7 1 (2.04%) Banking
7 1 (2.04%) Investment Banking
7 1 (2.04%) Local Government
7 1 (2.04%) Publishing
Libraries, Frameworks & Software Standards
1 19 (38.78%) Natural Language Processing
2 13 (26.53%) TensorFlow
3 8 (16.33%) Pandas
4 7 (14.29%) MLlib
4 7 (14.29%) SciPy
5 3 (6.12%) D3.js
5 3 (6.12%) Samza
5 3 (6.12%) scikit-learn
6 2 (4.08%) NumPy
6 2 (4.08%) OpenNLP
7 1 (2.04%) ggplot
7 1 (2.04%) MXNet
7 1 (2.04%) PySpark
7 1 (2.04%) PyTorch
7 1 (2.04%) Spring
Miscellaneous
1 18 (36.73%) Algorithms
2 10 (20.41%) Analytical Skills
3 2 (4.08%) Greenfield Project
4 1 (2.04%) Data Structures
4 1 (2.04%) Management Information System
4 1 (2.04%) Smart Meter
4 1 (2.04%) Social Media
4 1 (2.04%) User Experience
Operating Systems
1 1 (2.04%) Linux
Processes & Methodologies
1 48 (97.96%) Data Science
2 33 (67.35%) Machine Learning
3 14 (28.57%) Artificial Intelligence
3 14 (28.57%) Computer Science
3 14 (28.57%) Statistics
4 12 (24.49%) Analytics
5 11 (22.45%) Agile Software Development
6 10 (20.41%) Mathematics
7 9 (18.37%) Open Source
7 9 (18.37%) Visualisation
8 7 (14.29%) Data Analysis
8 7 (14.29%) Deep Learning
8 7 (14.29%) Physics
9 6 (12.24%) Use Case
10 5 (10.20%) Business Intelligence
10 5 (10.20%) Data Visualisation
11 4 (8.16%) Computer Vision
11 4 (8.16%) Data Modelling
12 3 (6.12%) Decision-Making
12 3 (6.12%) Microservices
Programming Languages
1 38 (77.55%) Python
2 17 (34.69%) R
3 15 (30.61%) SQL
4 6 (12.24%) Java
5 4 (8.16%) C++
5 4 (8.16%) Scala
6 2 (4.08%) MATLAB
7 1 (2.04%) Bash Shell
7 1 (2.04%) Go
7 1 (2.04%) VBA
Qualifications
1 13 (26.53%) PhD
2 12 (24.49%) Degree
3 6 (12.24%) Master's Degree
4 1 (2.04%) DBS Check
4 1 (2.04%) Numerate Degree
4 1 (2.04%) SC Cleared
4 1 (2.04%) Security Cleared
Quality Assurance & Compliance
1 1 (2.04%) QA
Systems Management
1 1 (2.04%) Kibana
Vendors
1 5 (10.20%) Google
2 3 (6.12%) Tableau
3 2 (4.08%) Twitter
4 1 (2.04%) Adobe
4 1 (2.04%) Alteryx
4 1 (2.04%) Facebook
4 1 (2.04%) Minitab