Period
to 16 September 2021

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Machine Learning skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Machine Learning over the 6 months to 16 September 2021 with a comparison to the 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.

Machine Learning
Central London > City of London
6 months to
16 Sep 2021
Same period 2020 Same period 2019
Rank 121 81 81
Rank change year-on-year -40 0 +42
Contract jobs citing Machine Learning 51 39 173
As % of all contract jobs advertised in the City of London 1.40% 2.15% 2.78%
As % of the Processes & Methodologies category 1.55% 2.41% 3.06%
Number of daily rates quoted 25 31 146
10th Percentile £461 £350 £475
25th Percentile £513 £428 £513
Median daily rate (50th Percentile) £625 £557 £550
Median % change year-on-year +12.21% +1.27% -
75th Percentile £675 £626 £625
90th Percentile " £675 £653
Central London median daily rate £625 £541 £550
% change year-on-year +15.53% -1.64% -
Number of hourly rates quoted 0 0 2
Median hourly rate - - £46.85
Central London median hourly rate - - £46.85

Machine Learning is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 3,300 1,619 5,654
As % of all contract IT jobs advertised in the City of London 90.63% 89.10% 90.77%
Number of daily rates quoted 2,440 1,183 4,472
10th Percentile £363 £319 £338
25th Percentile £456 £416 £425
Median daily rate (50th Percentile) £550 £510 £525
Median % change year-on-year +7.84% -2.86% +3.96%
75th Percentile £650 £600 £600
90th Percentile £738 £675 £675
Central London median daily rate £550 £510 £520
% change year-on-year +7.84% -1.92% +4.00%
Number of hourly rates quoted 41 32 67
10th Percentile £11.50 £14.55 £11.25
25th Percentile £16.25 £17.38 £12.27
Median hourly rate £27.50 £35.75 £16.50
Median % change year-on-year -23.08% +116.67% -11.76%
75th Percentile £37.25 £46.44 £24.88
90th Percentile £62.75 £52.03 £45.62
Central London median hourly rate £25.25 £35.50 £19.25
% change year-on-year -28.87% +84.42% +2.94%

Machine Learning
Job Vacancy Trend in the City of London

Job postings citing Machine Learning as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Machine Learning in the City of London

Machine Learning
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Machine Learning in the City of London.

Daily rate trend for Machine Learning in the City of London

Machine Learning
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Machine Learning in the City of London over the 6 months to 16 September 2021.

Daily rate histogram for Machine Learning in the City of London

Machine Learning
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing Machine Learning in the City of London.

Hourly rate trend for Machine Learning in the City of London

Machine Learning
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Machine Learning within the City of London region over the 6 months to 16 September 2021. 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
London Bridge - 3 £650 -
Machine Learning
Central London

For the 6 months to 16 September 2021, IT contractor jobs citing Machine Learning also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Machine Learning.

1 43 (84.31%) Python
2 39 (76.47%) Data Science
3 38 (74.51%) Algorithms
4 33 (64.71%) Analytics
5 29 (56.86%) Analytical Skills
5 29 (56.86%) SQL
6 27 (52.94%) Degree
7 26 (50.98%) Mathematics
7 26 (50.98%) Visualisation
8 25 (49.02%) R
8 25 (49.02%) Statistics
9 22 (43.14%) Finance
10 20 (39.22%) Marketing
10 20 (39.22%) Decision-Making
10 20 (39.22%) Problem-Solving
10 20 (39.22%) Presentation Skills
11 19 (37.25%) Data Sharing
11 19 (37.25%) Digital Analytics
11 19 (37.25%) Investment Management
11 19 (37.25%) Bayesian Methods
11 19 (37.25%) Asset Management
11 19 (37.25%) Data Analysis
11 19 (37.25%) CRM
11 19 (37.25%) Data Warehouse
11 19 (37.25%) Salesforce.com
12 18 (35.29%) Business Intelligence
12 18 (35.29%) Microsoft Excel
12 18 (35.29%) Deep Learning
13 17 (33.33%) Alteryx
13 17 (33.33%) D3.js

Machine Learning
Co-occurring IT Skills in the City of 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 17 (33.33%) Jupyter
2 15 (29.41%) Apache Spark
3 4 (7.84%) Apache Airflow
4 3 (5.88%) Apache
4 3 (5.88%) SAS
5 1 (1.96%) SharePoint
Applications
1 18 (35.29%) Microsoft Excel
2 17 (33.33%) Microsoft PowerPoint
3 1 (1.96%) Chatbot
Cloud Services
1 10 (19.61%) AWS
2 6 (11.76%) Azure
3 1 (1.96%) Azure Data Factory
3 1 (1.96%) Azure Machine Learning
3 1 (1.96%) GitHub
3 1 (1.96%) IBM Cloud
3 1 (1.96%) OpenShift
3 1 (1.96%) Power Platform
3 1 (1.96%) Serverless
Communications & Networking
1 1 (1.96%) Kerberos
Database & Business Intelligence
1 19 (37.25%) Data Warehouse
2 17 (33.33%) QlikView
3 14 (27.45%) Big Data
3 14 (27.45%) Hadoop
4 9 (17.65%) Apache Hive
5 8 (15.69%) Tableau
6 7 (13.73%) Apache Cassandra
7 5 (9.80%) Impala
8 4 (7.84%) Data Lake
8 4 (7.84%) Data Mining
8 4 (7.84%) Presto
9 3 (5.88%) SQL Server
10 2 (3.92%) Flink
10 2 (3.92%) HBase
10 2 (3.92%) MySQL
11 1 (1.96%) Amazon Redshift
11 1 (1.96%) NoSQL
11 1 (1.96%) Power BI
Development Applications
1 3 (5.88%) Grunt
1 3 (5.88%) gulp
1 3 (5.88%) Jasmine
1 3 (5.88%) PhantomJS
1 3 (5.88%) webpack
2 2 (3.92%) Jenkins
3 1 (1.96%) Git (software)
3 1 (1.96%) JIRA
3 1 (1.96%) Maven
3 1 (1.96%) MLflow
General
1 29 (56.86%) Analytical Skills
2 22 (43.14%) Finance
3 20 (39.22%) Marketing
3 20 (39.22%) Presentation Skills
4 6 (11.76%) Social Skills
5 2 (3.92%) Banking
5 2 (3.92%) Games
6 1 (1.96%) Influencing Skills
6 1 (1.96%) Local Government
6 1 (1.96%) Organisational Skills
6 1 (1.96%) Public Sector
6 1 (1.96%) Retail Banking
Job Titles
1 32 (62.75%) Data Scientist
2 9 (17.65%) Data Engineer
3 6 (11.76%) Senior Data Scientist
4 5 (9.80%) Developer
4 5 (9.80%) Senior Data Engineer
5 3 (5.88%) Front End Developer (Client-Side Developer)
5 3 (5.88%) Junior
5 3 (5.88%) Junior Data Scientist
6 2 (3.92%) Architect
6 2 (3.92%) Python Developer
6 2 (3.92%) Solutions Architect
6 2 (3.92%) UI Developer
7 1 (1.96%) Analyst
7 1 (1.96%) Big Data Developer
7 1 (1.96%) Data Analyst
7 1 (1.96%) Hadoop Engineer
7 1 (1.96%) Monitoring Developer
7 1 (1.96%) Software Engineer
7 1 (1.96%) Test Manager
Libraries, Frameworks & Software Standards
1 17 (33.33%) D3.js
1 17 (33.33%) Shiny
2 8 (15.69%) Kafka
3 4 (7.84%) TensorFlow
3 4 (7.84%) Web Services
4 3 (5.88%) AngularJS
4 3 (5.88%) CSS
4 3 (5.88%) HTML
4 3 (5.88%) Jest
4 3 (5.88%) React
4 3 (5.88%) Sass
4 3 (5.88%) Vue.js
5 2 (3.92%) Spark Streaming
6 1 (1.96%) JavaFX
6 1 (1.96%) Pandas
6 1 (1.96%) PySpark
6 1 (1.96%) RESTful
6 1 (1.96%) scikit-learn
6 1 (1.96%) Spring Boot
6 1 (1.96%) Swing
Miscellaneous
1 38 (74.51%) Algorithms
2 17 (33.33%) Management Information System
2 17 (33.33%) Social Media
3 3 (5.88%) Data Structures
4 1 (1.96%) Credit Risk
4 1 (1.96%) Fixed Income
4 1 (1.96%) Legacy Systems
4 1 (1.96%) Virtual Team
Processes & Methodologies
1 39 (76.47%) Data Science
2 33 (64.71%) Analytics
3 26 (50.98%) Mathematics
3 26 (50.98%) Visualisation
4 25 (49.02%) Statistics
5 20 (39.22%) Decision-Making
5 20 (39.22%) Problem-Solving
6 19 (37.25%) Asset Management
6 19 (37.25%) Bayesian Methods
6 19 (37.25%) CRM
6 19 (37.25%) Data Analysis
6 19 (37.25%) Data Sharing
6 19 (37.25%) Digital Analytics
6 19 (37.25%) Investment Management
7 18 (35.29%) Business Intelligence
7 18 (35.29%) Deep Learning
8 17 (33.33%) B2B
8 17 (33.33%) Digital Marketing
8 17 (33.33%) Mentoring
9 15 (29.41%) Artificial Intelligence
Programming Languages
1 43 (84.31%) Python
2 29 (56.86%) SQL
3 25 (49.02%) R
4 17 (33.33%) VBA
5 14 (27.45%) Java
6 9 (17.65%) C++
7 8 (15.69%) Scala
8 6 (11.76%) C
9 4 (7.84%) JavaScript
10 3 (5.88%) ES6
11 1 (1.96%) Bash Shell
11 1 (1.96%) CQL
11 1 (1.96%) Java 8
11 1 (1.96%) Perl
11 1 (1.96%) VB
Qualifications
1 27 (52.94%) Degree
2 3 (5.88%) PhD
3 1 (1.96%) Master's Degree
3 1 (1.96%) Security Cleared
3 1 (1.96%) TOGAF Certification
Quality Assurance & Compliance
1 4 (7.84%) Data Quality
2 1 (1.96%) GDPR
2 1 (1.96%) QA
System Software
1 5 (9.80%) Docker
Systems Management
1 3 (5.88%) Opscode Chef
2 2 (3.92%) Kubernetes
3 1 (1.96%) Ansible
3 1 (1.96%) Kubeflow
Vendors
1 19 (37.25%) Salesforce.com
2 17 (33.33%) Alteryx
3 1 (1.96%) Databricks
3 1 (1.96%) Google
3 1 (1.96%) IBM
3 1 (1.96%) ServiceNow