Period
to 17 August 2018

The median contractor rate for a Data Scientist was £550 per day in advertised job vacancies in London during the 6 months to 17 August 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
17 Aug 2018
Same period 2017 Same period 2016
Rank 387 368 496
Rank change year-on-year -19 +128 +28
Contract jobs requiring a Data Scientist 250 247 127
As % of all contract IT jobs advertised in London 0.54% 0.58% 0.28%
As % of the Job Titles category 0.58% 0.61% 0.30%
Number of daily rates quoted 170 188 92
London median daily rate £550 £540 £525
Median daily rate % change year-on-year +1.85% +2.86% +5.00%
10th Percentile £413 £390 £425
90th Percentile £675 £750 £700
England median daily rate £550 £525 £500
% change year-on-year +4.76% +5.00% -
Number of hourly rates quoted 0 0 1
London median hourly rate - - £11.40
England median hourly rate £28.00 £34.50 £11.40
% change year-on-year -18.84% +202.63% -28.75%

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 43,463 40,624 43,050
% of contract IT jobs with a recognized job title 94.73% 95.07% 95.14%
Number of daily rates quoted 31,371 28,984 30,993
London median daily rate £500 £480 £450
Median daily rate % change year-on-year +4.17% +6.67% +1.25%
10th Percentile £313 £306 £288
90th Percentile £675 £650 £638
England median daily rate £450 £450 £425
% change year-on-year - +5.88% +6.25%
Number of hourly rates quoted 629 499 481
London median hourly rate £20.00 £21.03 £19.00
Median hourly rate % change year-on-year -4.90% +10.68% -3.14%
10th Percentile £13.10 £12.52 £10.75
90th Percentile £51.25 £50.00 £48.38
England median hourly rate £18.50 £18.50 £19.00
% change year-on-year +0.01% -2.63% +6.83%

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 17 August 2018.

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 17 August 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 -11 60 £550 -4.76% 18
East London -7 15 £550 -24.14% 2
South London -47 5 £550 -27.15%
West London -30 3 £545 +17.20% 1
North London - 3 £563 - 1
Data Scientist
England

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

For the 6 months to 17 August 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.

1 249 (99.60%) Data Science
2 217 (86.80%) Python
3 165 (66.00%) Machine Learning
4 121 (48.40%) R
5 90 (36.00%) Analytics
6 89 (35.60%) Algorithms
7 87 (34.80%) Mathematics
8 84 (33.60%) SQL
9 81 (32.40%) Big Data
10 77 (30.80%) Finance
11 76 (30.40%) PhD
12 61 (24.40%) Statistics
12 61 (24.40%) Hadoop
13 59 (23.60%) Deep Learning
13 59 (23.60%) Computer Science
14 52 (20.80%) Apache Spark
15 44 (17.60%) Visualisation
15 44 (17.60%) TensorFlow
16 41 (16.40%) Scala
16 41 (16.40%) Degree
17 40 (16.00%) Analytical Skills
18 38 (15.20%) Natural Language Processing
19 35 (14.00%) Agile Software Development
19 35 (14.00%) Java
20 33 (13.20%) Problem-Solving
21 32 (12.80%) Banking
22 31 (12.40%) SAS
23 29 (11.60%) Keras
24 27 (10.80%) MATLAB
24 27 (10.80%) 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 52 (20.80%) Apache Spark
2 31 (12.40%) SAS
3 13 (5.20%) Jupyter
4 10 (4.00%) Elasticsearch
5 9 (3.60%) SharePoint
6 8 (3.20%) nginx
7 5 (2.00%) Apache
7 5 (2.00%) Apache Pig
8 1 (0.40%) Apache Solr
8 1 (0.40%) BizTalk Server
Applications
1 10 (4.00%) Chatbot
2 4 (1.60%) Microsoft Excel
3 1 (0.40%) Spreadsheet
3 1 (0.40%) SPSS
Business Applications
1 1 (0.40%) Finacle
1 1 (0.40%) FLEXCUBE
Cloud Services
1 19 (7.60%) Amazon AWS
2 12 (4.80%) Microsoft Azure
3 10 (4.00%) Cloud Computing
3 10 (4.00%) Google Cloud Platform
4 2 (0.80%) Google Analytics
5 1 (0.40%) Adobe Analytics
5 1 (0.40%) Amazon EC2
5 1 (0.40%) Amazon S3
5 1 (0.40%) Azure Data Factory
5 1 (0.40%) Data Lake Analytics
Communications & Networking
1 1 (0.40%) Internet
1 1 (0.40%) SMS
Database & Business Intelligence
1 81 (32.40%) Big Data
2 61 (24.40%) Hadoop
3 20 (8.00%) NoSQL
4 18 (7.20%) Apache Hive
4 18 (7.20%) Data Mining
5 14 (5.60%) HBase
6 12 (4.80%) Apache Cassandra
6 12 (4.80%) MongoDB
7 10 (4.00%) Relational Database
8 8 (3.20%) Neo4j
8 8 (3.20%) Power BI
9 7 (2.80%) Sqoop
10 6 (2.40%) Amazon RDS
11 5 (2.00%) BigQuery
11 5 (2.00%) RDBMS
12 4 (1.60%) Impala
12 4 (1.60%) Text Mining
13 3 (1.20%) QlikView
13 3 (1.20%) Spotfire
13 3 (1.20%) SQL Server Integration Services
Development Applications
1 14 (5.60%) Git (software)
2 3 (1.20%) Jenkins
3 1 (0.40%) Jasmine
3 1 (0.40%) JIRA
3 1 (0.40%) Karma Test Runner
3 1 (0.40%) Mocha
3 1 (0.40%) RStudio
3 1 (0.40%) Visual Studio Team System
General
1 77 (30.80%) Finance
2 32 (12.80%) Banking
3 24 (9.60%) Retail
4 21 (8.40%) Marketing
5 7 (2.80%) Retail Banking
6 4 (1.60%) Advertising
6 4 (1.60%) Investment Banking
7 3 (1.20%) Publishing
8 2 (0.80%) Games
9 1 (0.40%) Aerospace
9 1 (0.40%) Electronics
9 1 (0.40%) Financial Institution
9 1 (0.40%) Manufacturing
9 1 (0.40%) Telecoms
Libraries, Frameworks & Software Standards
1 44 (17.60%) TensorFlow
2 38 (15.20%) Natural Language Processing
3 29 (11.60%) Keras
4 21 (8.40%) Pandas
5 18 (7.20%) scikit-learn
6 13 (5.20%) NumPy
7 12 (4.80%) Kafka
8 11 (4.40%) PySpark
9 8 (3.20%) Flask
9 8 (3.20%) OpenCV
10 7 (2.80%) Theano
11 6 (2.40%) Node.js
12 4 (1.60%) Matplotlib
12 4 (1.60%) SciPy
13 3 (1.20%) GraphX
13 3 (1.20%) Seaborn
13 3 (1.20%) Torch
14 2 (0.80%) Deeplearning4j
14 2 (0.80%) Elastic Stack
14 2 (0.80%) SpaCy
Miscellaneous
1 89 (35.60%) Algorithms
2 59 (23.60%) Computer Science
3 40 (16.00%) Analytical Skills
4 6 (2.40%) Data Structures
5 4 (1.60%) Robotics
6 3 (1.20%) Derivative
6 3 (1.20%) Equity Derivative
6 3 (1.20%) Equity Risk
6 3 (1.20%) User Experience
7 2 (0.80%) Greenfield Project
7 2 (0.80%) New Media
8 1 (0.40%) Cloud Native
8 1 (0.40%) Clustering
8 1 (0.40%) Fintech
8 1 (0.40%) GPGPU
8 1 (0.40%) Hedge funds
8 1 (0.40%) Management Information System
8 1 (0.40%) Smart Energy
8 1 (0.40%) Social Media
Operating Systems
1 16 (6.40%) Linux
2 1 (0.40%) Windows
Processes & Methodologies
1 249 (99.60%) Data Science
2 165 (66.00%) Machine Learning
3 90 (36.00%) Analytics
4 87 (34.80%) Mathematics
5 61 (24.40%) Statistics
6 59 (23.60%) Deep Learning
7 44 (17.60%) Visualisation
8 35 (14.00%) Agile Software Development
9 33 (13.20%) Problem-Solving
10 27 (10.80%) Artificial Intelligence
11 25 (10.00%) Data Analytics
12 24 (9.60%) Data Analysis
13 22 (8.80%) Predictive Modelling
14 20 (8.00%) ETL
15 18 (7.20%) Data Visualisation
16 17 (6.80%) Prototyping
17 16 (6.40%) Statistical Modelling
18 15 (6.00%) Creative Problem-Solving
19 14 (5.60%) Business Intelligence
19 14 (5.60%) Continuous Integration
Programming Languages
1 217 (86.80%) Python
2 121 (48.40%) R
3 84 (33.60%) SQL
4 41 (16.40%) Scala
5 35 (14.00%) Java
6 27 (10.80%) MATLAB
7 17 (6.80%) C++
8 6 (2.40%) C#
9 4 (1.60%) JavaScript
9 4 (1.60%) VBA
10 3 (1.20%) Perl
11 2 (0.80%) C
11 2 (0.80%) Julia
11 2 (0.80%) PL/SQL
12 1 (0.40%) Cypher
12 1 (0.40%) Ruby
12 1 (0.40%) Shell Script
12 1 (0.40%) TypeScript
Qualifications
1 76 (30.40%) PhD
2 41 (16.40%) Degree
3 16 (6.40%) Computer Science Degree
3 16 (6.40%) Master's Degree
4 6 (2.40%) Numerate Degree
5 2 (0.80%) MBA
5 2 (0.80%) SC Cleared
5 2 (0.80%) Security Cleared
Quality Assurance & Compliance
1 11 (4.40%) Data Quality
2 7 (2.80%) QA
3 4 (1.60%) GCP
System Software
1 11 (4.40%) Docker
2 8 (3.20%) Apache Flume
3 3 (1.20%) HDFS
Systems Management
1 3 (1.20%) Ansible
1 3 (1.20%) Kubernetes
2 2 (0.80%) Apache Slider
3 1 (0.40%) Kibana
3 1 (0.40%) Terraform
Vendors
1 21 (8.40%) Google
2 15 (6.00%) Microsoft
3 14 (5.60%) Oracle
4 13 (5.20%) Tableau
5 10 (4.00%) Hortonworks
6 6 (2.40%) IBM
7 4 (1.60%) Capita
7 4 (1.60%) Databricks
7 4 (1.60%) MapR
8 3 (1.20%) Cloudera
8 3 (1.20%) Sybase
9 2 (0.80%) Alteryx
9 2 (0.80%) Attivio
9 2 (0.80%) Omniture
9 2 (0.80%) Splunk
10 1 (0.40%) Adobe
10 1 (0.40%) Avid
10 1 (0.40%) Pegasus
10 1 (0.40%) Reuters
10 1 (0.40%) SAP