Period
to 25 May 2018

The median contractor rate for a Data Scientist was £550 per day in advertised job vacancies in London during the 6 months to 25 May 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
England > London
6 months to
25 May 2018
Same period 2017 Same period 2016
Rank 374 374 483
Rank change year-on-year 0 +109 +25
Contract jobs requiring a Data Scientist 268 208 115
As % of all contract IT jobs advertised in London 0.58% 0.53% 0.27%
As % of the Job Titles category 0.62% 0.55% 0.28%
Number of daily rates quoted 200 150 88
London median daily rate £550 £525 £525
Median daily rate % change year-on-year +4.76% - +5.00%
10th Percentile £413 £388 £421
90th Percentile £688 £700 £666
England median daily rate £528 £525 £511
% change year-on-year +0.57% +2.84% +2.10%
Number of hourly rates quoted 2 0 0
London median hourly rate £103.75 - -
England median hourly rate £47.50 - -

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 43,576 37,541 41,302
% of contract IT jobs with a recognized job title 94.83% 95.02% 95.21%
Number of daily rates quoted 31,519 26,769 29,649
London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +2.86%
10th Percentile £313 £305 £281
90th Percentile £675 £650 £638
England median daily rate £450 £430 £425
% change year-on-year +4.65% +1.18% +6.25%
Number of hourly rates quoted 682 502 539
London median hourly rate £21.70 £22.42 £19.00
Median hourly rate % change year-on-year -3.20% +17.99% -
10th Percentile £12.78 £12.25 £10.73
90th Percentile £49.95 £51.25 £48.26
England median hourly rate £18.51 £19.00 £19.00
% change year-on-year -2.61% - +8.57%

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 25 May 2018.

Contractor daily rate histogram for Data Scientist in London

Data Scientist
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing Data Scientist in London over the 6 months to 25 May 2018.

Contractor hourly 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 25 May 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
Central London -27 47 £550 -0.45% 13
East London -11 8 £550 - 1
South London -39 6 £550 +26.44%
North London - 5 £575 - 1
West London -39 4 £440 -12.87% 2
Data Scientist
England

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

For the 6 months to 25 May 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 across the London region featuring Data Scientist in the job title.

1 266 (99.25%) Data Science
2 228 (85.07%) Python
3 182 (67.91%) Machine Learning
4 139 (51.87%) R
5 98 (36.57%) Analytics
6 92 (34.33%) SQL
7 87 (32.46%) Big Data
8 79 (29.48%) Mathematics
9 78 (29.10%) Algorithms
10 76 (28.36%) Apache Spark
11 70 (26.12%) Hadoop
12 68 (25.37%) PhD
13 63 (23.51%) Computer Science
14 59 (22.01%) Statistics
15 56 (20.90%) Visualisation
16 54 (20.15%) Analytical Skills
17 53 (19.78%) Deep Learning
18 49 (18.28%) Finance
19 48 (17.91%) Scala
20 45 (16.79%) Agile Software Development
21 40 (14.93%) Java
21 40 (14.93%) TensorFlow
22 37 (13.81%) Retail
22 37 (13.81%) Degree
23 35 (13.06%) Data Analytics
24 33 (12.31%) Data Visualisation
24 33 (12.31%) Natural Language Processing
25 32 (11.94%) Data Analysis
26 31 (11.57%) SAS
27 30 (11.19%) Artificial Intelligence

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 76 (28.36%) Apache Spark
2 31 (11.57%) SAS
3 17 (6.34%) Apache
4 14 (5.22%) Jupyter
5 10 (3.73%) Apache Pig
6 8 (2.99%) nginx
7 6 (2.24%) Elasticsearch
8 3 (1.12%) Apache Solr
8 3 (1.12%) SharePoint
9 1 (0.37%) DNN
Applications
1 4 (1.49%) Microsoft Excel
2 3 (1.12%) Chatbot
3 1 (0.37%) SPSS
Business Applications
1 1 (0.37%) Finacle
1 1 (0.37%) FLEXCUBE
Cloud Services
1 21 (7.84%) Amazon AWS
2 15 (5.60%) Google Cloud Platform
3 13 (4.85%) Microsoft Azure
4 3 (1.12%) Cloud Computing
5 2 (0.75%) Amazon S3
6 1 (0.37%) Amazon EC2
6 1 (0.37%) Amazon Kinesis
6 1 (0.37%) Amazon SQS
6 1 (0.37%) Dialogflow
6 1 (0.37%) GitHub
6 1 (0.37%) Google Analytics
6 1 (0.37%) PaaS
6 1 (0.37%) SaaS
Communications & Networking
1 1 (0.37%) Skype
1 1 (0.37%) SMS
Database & Business Intelligence
1 87 (32.46%) Big Data
2 70 (26.12%) Hadoop
3 29 (10.82%) Apache Hive
4 22 (8.21%) NoSQL
5 15 (5.60%) Power BI
6 14 (5.22%) Data Mining
6 14 (5.22%) HBase
7 10 (3.73%) MongoDB
8 9 (3.36%) Relational Database
9 7 (2.61%) Apache Cassandra
10 6 (2.24%) Amazon RDS
10 6 (2.24%) BigQuery
10 6 (2.24%) MySQL
10 6 (2.24%) Neo4j
10 6 (2.24%) Text Mining
11 5 (1.87%) Impala
11 5 (1.87%) Mahout
11 5 (1.87%) RDBMS
11 5 (1.87%) Spotfire
12 3 (1.12%) SQL Server
Development Applications
1 14 (5.22%) Git (software)
2 2 (0.75%) Jenkins
3 1 (0.37%) Jasmine
3 1 (0.37%) Karma Test Runner
3 1 (0.37%) Mocha
3 1 (0.37%) RStudio
General
1 49 (18.28%) Finance
2 37 (13.81%) Retail
3 26 (9.70%) Marketing
4 25 (9.33%) Banking
5 6 (2.24%) Investment Banking
6 4 (1.49%) Advertising
7 3 (1.12%) Automotive
7 3 (1.12%) Retail Banking
8 2 (0.75%) Games
8 2 (0.75%) Manufacturing
8 2 (0.75%) Telecoms
9 1 (0.37%) Aerospace
9 1 (0.37%) Dutch Language
9 1 (0.37%) French Language
9 1 (0.37%) Front Office
9 1 (0.37%) Publishing
9 1 (0.37%) Swedish Language
Libraries, Frameworks & Software Standards
1 40 (14.93%) TensorFlow
2 33 (12.31%) Natural Language Processing
3 25 (9.33%) Pandas
4 24 (8.96%) PySpark
5 20 (7.46%) Keras
5 20 (7.46%) NumPy
6 18 (6.72%) scikit-learn
7 11 (4.10%) Velocity
8 10 (3.73%) Flask
8 10 (3.73%) Seaborn
9 7 (2.61%) Kafka
9 7 (2.61%) Matplotlib
9 7 (2.61%) SciPy
10 6 (2.24%) OpenCV
11 5 (1.87%) Bokeh
11 5 (1.87%) Theano
12 4 (1.49%) D3.js
12 4 (1.49%) ggplot
13 3 (1.12%) Akka
13 3 (1.12%) MLlib
Miscellaneous
1 78 (29.10%) Algorithms
2 63 (23.51%) Computer Science
3 54 (20.15%) Analytical Skills
4 5 (1.87%) Robotics
5 4 (1.49%) Data Structures
5 4 (1.49%) Fintech
5 4 (1.49%) User Experience
6 3 (1.12%) Derivative
6 3 (1.12%) Equity Derivative
6 3 (1.12%) Equity Risk
6 3 (1.12%) Foreign Exchange (FX)
6 3 (1.12%) Greenfield Project
6 3 (1.12%) iPad
7 2 (0.75%) Clustering
7 2 (0.75%) New Media
8 1 (0.37%) GPGPU
8 1 (0.37%) Life Science
8 1 (0.37%) Mobile App
8 1 (0.37%) Self-Motivation
8 1 (0.37%) Social Network
Operating Systems
1 13 (4.85%) Linux
2 3 (1.12%) Unix
3 1 (0.37%) Windows
Processes & Methodologies
1 266 (99.25%) Data Science
2 182 (67.91%) Machine Learning
3 98 (36.57%) Analytics
4 79 (29.48%) Mathematics
5 59 (22.01%) Statistics
6 56 (20.90%) Visualisation
7 53 (19.78%) Deep Learning
8 45 (16.79%) Agile Software Development
9 35 (13.06%) Data Analytics
10 33 (12.31%) Data Visualisation
11 32 (11.94%) Data Analysis
12 30 (11.19%) Artificial Intelligence
13 29 (10.82%) ETL
14 27 (10.07%) Problem-Solving
15 23 (8.58%) Business Intelligence
16 21 (7.84%) Stakeholder Management
17 20 (7.46%) Data Engineering
17 20 (7.46%) Predictive Modelling
18 18 (6.72%) E-Commerce
18 18 (6.72%) Statistical Analysis
Programming Languages
1 228 (85.07%) Python
2 139 (51.87%) R
3 92 (34.33%) SQL
4 48 (17.91%) Scala
5 40 (14.93%) Java
6 14 (5.22%) C++
6 14 (5.22%) MATLAB
7 7 (2.61%) C#
8 4 (1.49%) VBA
9 3 (1.12%) Julia
9 3 (1.12%) Perl
10 2 (0.75%) C
10 2 (0.75%) JavaScript
10 2 (0.75%) PL/SQL
10 2 (0.75%) Ruby
11 1 (0.37%) Kotlin
11 1 (0.37%) TypeScript
Qualifications
1 68 (25.37%) PhD
2 37 (13.81%) Degree
3 17 (6.34%) Master's Degree
4 10 (3.73%) Computer Science Degree
5 6 (2.24%) Numerate Degree
6 2 (0.75%) SC Cleared
6 2 (0.75%) Security Cleared
7 1 (0.37%) DV Cleared
7 1 (0.37%) MBA
Quality Assurance & Compliance
1 4 (1.49%) Data Quality
2 3 (1.12%) QA
3 1 (0.37%) GCP
System Software
1 12 (4.48%) Docker
2 3 (1.12%) Apache Flume
2 3 (1.12%) HDFS
Systems Management
1 3 (1.12%) Kubernetes
1 3 (1.12%) Terraform
2 2 (0.75%) Ansible
2 2 (0.75%) Apache Slider
Vendors
1 25 (9.33%) Google
2 18 (6.72%) Tableau
3 11 (4.10%) MapR
3 11 (4.10%) Microsoft
4 8 (2.99%) Oracle
5 5 (1.87%) Splunk
6 4 (1.49%) Hortonworks
7 3 (1.12%) Capita
7 3 (1.12%) Cloudera
7 3 (1.12%) IBM
7 3 (1.12%) Sybase
8 2 (0.75%) Attivio
8 2 (0.75%) Databricks
8 2 (0.75%) Salesforce.com
9 1 (0.37%) Alteryx
9 1 (0.37%) Bloomberg
9 1 (0.37%) Greenplum
9 1 (0.37%) Omniture
9 1 (0.37%) Reuters
9 1 (0.37%) SAP