Period
to 5 August 2020

The following table provides summary statistics for contract job vacancies advertised in Central London with a requirement for Data Lake skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Lake over the 6 months to 5 August 2020 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.

Data Lakes
London > Central London
6 months to
5 Aug 2020
Same period 2019 Same period 2018
Rank 114 148 252
Rank change year-on-year +34 +104 -6
Contract jobs citing Data Lake 35 140 47
As % of all contract jobs advertised in Central London 1.28% 1.67% 0.51%
As % of the Database & Business Intelligence category 4.94% 6.19% 1.98%
Number of daily rates quoted 22 110 42
Median daily rate £475 £525 £544
Median daily rate % change year-on-year -9.52% -3.45% -5.43%
10th Percentile £426 £465 £417
90th Percentile £600 £675 £699
London median daily rate £550 £545 £525
% change year-on-year +0.92% +3.81% -4.55%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
London median hourly rate £35.00 - £24.00

Data Lake is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Central London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Central London
Contract vacancies with a requirement for database or business intelligence skills 709 2,262 2,368
As % of all contract IT jobs advertised in Central London 25.95% 27.03% 25.87%
Number of daily rates quoted 484 1,799 1,866
Median daily rate £518 £525 £525
Median daily rate % change year-on-year -1.43% - +5.00%
10th Percentile £363 £388 £363
90th Percentile £688 £675 £675
London median daily rate £525 £525 £525
Number of hourly rates quoted 11 16 16
Median hourly rate £35.00 £35.00 £22.25
Median hourly rate % change year-on-year - +57.30% -3.23%
10th Percentile £21.50 £20.00 £19.50
90th Percentile £39.25 £58.63 £35.88
Median hourly rate £35.00 £35.00 £30.00
% change year-on-year - +16.67% +10.46%

Data Lake
Job Vacancy Trend in Central London

Job postings citing Data Lake as a proportion of all IT jobs advertised in Central London.

Job vacancy trend for Data Lake in Central London

Data Lake
Contractor Daily Rate Trend in Central London

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

Daily rate trend for Data Lake in Central London

Data Lake
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Data Lake in Central London over the 6 months to 5 August 2020.

Daily rate histogram for Data Lake in Central London

Data Lake
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 Lake within the Central London region over the 6 months to 5 August 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 +24 21 £475 -9.52% 8
Data Lake
London

For the 6 months to 5 August 2020, IT contractor jobs citing Data Lake 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 Central London region with a requirement for Data Lake.

1 26 (74.29%) Azure
2 18 (51.43%) SQL
2 18 (51.43%) Data Warehouse
3 17 (48.57%) Agile Software Development
4 14 (40.00%) Data Modelling
4 14 (40.00%) Business Intelligence
5 12 (34.29%) Azure SQL Database
5 12 (34.29%) Azure Data Factory
6 11 (31.43%) Analytics
7 10 (28.57%) Azure SQL Data Warehouse
7 10 (28.57%) C#
7 10 (28.57%) Finance
8 9 (25.71%) ETL
8 9 (25.71%) Microsoft
8 9 (25.71%) Visualisation
9 8 (22.86%) Kafka
9 8 (22.86%) Data Architecture
9 8 (22.86%) Python
9 8 (22.86%) Management Information System
9 8 (22.86%) Requirements Gathering
9 8 (22.86%) Prototyping
9 8 (22.86%) Dashboard Development
9 8 (22.86%) DevOps
10 7 (20.00%) GCP
10 7 (20.00%) Data Ingestion
10 7 (20.00%) Hadoop
10 7 (20.00%) AWS
11 6 (17.14%) Requirements Engineering
11 6 (17.14%) Data Visualisation
11 6 (17.14%) Scrum

Data Lake
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 6 (17.14%) Apache Spark
2 2 (5.71%) Elasticsearch
3 1 (2.86%) Apache Pig
Business Applications
1 3 (8.57%) SAP Oil and Gas
Cloud Services
1 26 (74.29%) Azure
2 12 (34.29%) Azure Data Factory
3 7 (20.00%) AWS
3 7 (20.00%) GCP
4 6 (17.14%) Power Platform
5 3 (8.57%) Amazon S3
5 3 (8.57%) Data Lake Analytics
6 2 (5.71%) AWS Lambda
6 2 (5.71%) Power Automate
6 2 (5.71%) PowerApps
6 2 (5.71%) Serverless
7 1 (2.86%) Amazon EC2
7 1 (2.86%) Azure Active Directory
7 1 (2.86%) Azure Functions
Communications & Networking
1 1 (2.86%) Internet
Database & Business Intelligence
1 18 (51.43%) Data Warehouse
2 12 (34.29%) Azure SQL Database
3 10 (28.57%) Azure SQL Data Warehouse
4 7 (20.00%) Hadoop
5 6 (17.14%) Power BI
5 6 (17.14%) SQL Server
6 5 (14.29%) BigQuery
6 5 (14.29%) SQL Server Integration Services
7 4 (11.43%) Amazon DynamoDB
7 4 (11.43%) Amazon Redshift
7 4 (11.43%) Big Data
7 4 (11.43%) NoSQL
8 3 (8.57%) Apache Cassandra
8 3 (8.57%) Snowflake Schema
9 2 (5.71%) Microsoft Analysis Services
9 2 (5.71%) MongoDB
9 2 (5.71%) PowerPivot
9 2 (5.71%) RDBMS
9 2 (5.71%) SQL Server Analysis Services
9 2 (5.71%) SSDT
Development Applications
1 4 (11.43%) Git (software)
1 4 (11.43%) SpecFlow
1 4 (11.43%) Visual Studio Team System
2 3 (8.57%) Visual Studio
3 2 (5.71%) JIRA
3 2 (5.71%) PowerDesigner
3 2 (5.71%) Team Foundation Server
4 1 (2.86%) Cucumber
4 1 (2.86%) Jenkins
General
1 10 (28.57%) Finance
2 5 (14.29%) Marketing
2 5 (14.29%) Retail
3 3 (8.57%) Front Office
4 2 (5.71%) Advertising
5 1 (2.86%) Banking
5 1 (2.86%) Law
Job Titles
1 10 (28.57%) Data Engineer
1 10 (28.57%) Developer
2 8 (22.86%) Analyst
2 8 (22.86%) Business Intelligence Analyst
3 7 (20.00%) Azure Engineer
4 6 (17.14%) Business Analyst
4 6 (17.14%) Business Intelligence Business Analyst
4 6 (17.14%) Data Business Analyst
4 6 (17.14%) Technical Analyst
4 6 (17.14%) Technical Business Analyst
5 5 (14.29%) Architect
6 4 (11.43%) Data Architect
7 3 (8.57%) C# Developer
7 3 (8.57%) C# Developer - Commodities
8 2 (5.71%) Analyst Developer
8 2 (5.71%) Azure Architect
8 2 (5.71%) Azure Developer
8 2 (5.71%) Exchange Architect
8 2 (5.71%) Power BI Analyst
8 2 (5.71%) Power BI Developer
Libraries, Frameworks & Software Standards
1 8 (22.86%) Kafka
2 3 (8.57%) .NET
3 2 (5.71%) REST
4 1 (2.86%) MDX
Miscellaneous
1 8 (22.86%) Management Information System
2 4 (11.43%) Analytical Skills
2 4 (11.43%) Greenfield Project
3 2 (5.71%) Reference Data
3 2 (5.71%) User Experience
4 1 (2.86%) Algorithms
4 1 (2.86%) Cloud Native
4 1 (2.86%) Internet of Things
4 1 (2.86%) Public Cloud
4 1 (2.86%) Taxonomies
Operating Systems
1 1 (2.86%) Debian
1 1 (2.86%) Linux
1 1 (2.86%) Red Hat Enterprise Linux
1 1 (2.86%) Ubuntu
1 1 (2.86%) Windows
Processes & Methodologies
1 17 (48.57%) Agile Software Development
2 14 (40.00%) Business Intelligence
2 14 (40.00%) Data Modelling
3 11 (31.43%) Analytics
4 9 (25.71%) ETL
4 9 (25.71%) Visualisation
5 8 (22.86%) Dashboard Development
5 8 (22.86%) Data Architecture
5 8 (22.86%) DevOps
5 8 (22.86%) Prototyping
5 8 (22.86%) Requirements Gathering
6 7 (20.00%) Data Ingestion
7 6 (17.14%) Backlog Management
7 6 (17.14%) Data Visualisation
7 6 (17.14%) Insurtech
7 6 (17.14%) Product Backlog
7 6 (17.14%) Requirements Engineering
7 6 (17.14%) Scrum
7 6 (17.14%) User Stories
8 5 (14.29%) BDD
Programming Languages
1 18 (51.43%) SQL
2 10 (28.57%) C#
3 8 (22.86%) Python
4 6 (17.14%) Java
5 4 (11.43%) PHP
5 4 (11.43%) T-SQL
6 3 (8.57%) Data Analysis Expressions (DAX)
7 2 (5.71%) PowerShell
8 1 (2.86%) JavaScript
8 1 (2.86%) Perl
8 1 (2.86%) Scala
Quality Assurance & Compliance
1 4 (11.43%) Data Quality
2 1 (2.86%) GDPR
System Software
1 2 (5.71%) Docker
2 1 (2.86%) Active Directory
2 1 (2.86%) Virtual Machines
Systems Management
1 5 (14.29%) Kubernetes
2 2 (5.71%) Grafana
2 2 (5.71%) Kibana
2 2 (5.71%) Prometheus
2 2 (5.71%) Terraform
3 1 (2.86%) Kubeflow
Vendors
1 9 (25.71%) Microsoft
2 4 (11.43%) Databricks
2 4 (11.43%) Google
3 3 (8.57%) Oracle
3 3 (8.57%) SAP
3 3 (8.57%) Tableau
4 1 (2.86%) Alteryx
4 1 (2.86%) BiZZdesign
4 1 (2.86%) Cloudera
4 1 (2.86%) IBM
4 1 (2.86%) MuleSoft
4 1 (2.86%) Red Hat
4 1 (2.86%) Salesforce.com