Period
to 28 May 2020

The following table provides summary statistics for contract job vacancies advertised in the City of 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 28 May 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
Central London > City of London
6 months to
28 May 2020
Same period 2019 Same period 2018
Rank 118 154 221
Rank change year-on-year +36 +67 -15
Contract jobs citing Data Lake 29 87 37
As % of all contract jobs advertised in the City of London 0.94% 1.35% 0.54%
As % of the Database & Business Intelligence category 3.91% 5.26% 2.12%
Number of daily rates quoted 27 65 30
Median daily rate £525 £525 £556
Median daily rate % change year-on-year - -5.62% +1.14%
10th Percentile £420 £464 £412
90th Percentile £610 £655 £688
Central London median daily rate £525 £525 £513
% change year-on-year - +2.44% -6.82%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
Central London median hourly rate - - -

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 the City of London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Contract vacancies with a requirement for database or business intelligence skills 742 1,654 1,743
As % of all contract IT jobs advertised in the City of London 24.06% 25.76% 25.25%
Number of daily rates quoted 537 1,298 1,436
Median daily rate £500 £525 £525
Median daily rate % change year-on-year -4.76% - +5.00%
10th Percentile £363 £409 £363
90th Percentile £675 £675 £675
Central London median daily rate £500 £525 £513
% change year-on-year -4.76% +2.44% +4.59%
Number of hourly rates quoted 8 9 10
Median hourly rate £35.00 £44.57 £22.25
Median hourly rate % change year-on-year -21.46% +100.29% -0.38%
10th Percentile £23.60 £30.45 £20.63
90th Percentile £41.80 £57.35 £36.90
Median hourly rate £35.00 £35.00 £30.00
% change year-on-year - +16.67% +34.32%

Data Lake
Job Vacancy Trend in the City of London

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

Job vacancy trend for Data Lake in the City of London

Data Lake
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Data Lake in the City of London

Data Lake
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Data Lake in the City of London over the 6 months to 28 May 2020.

Daily rate histogram for Data Lake in the City of London

Data Lake
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 Data Lake within the City of London region over the 6 months to 28 May 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
London Bridge +47 1 £450 -25.00%
Data Lake
Central London

For the 6 months to 28 May 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 City of London region with a requirement for Data Lake.

1 16 (55.17%) SQL
2 15 (51.72%) Azure
3 12 (41.38%) ETL
4 11 (37.93%) Python
4 11 (37.93%) Data Modelling
5 9 (31.03%) Business Intelligence
5 9 (31.03%) Agile Software Development
5 9 (31.03%) DevOps
6 8 (27.59%) Azure Data Factory
7 7 (24.14%) Data Science
7 7 (24.14%) AWS
7 7 (24.14%) Visualisation
7 7 (24.14%) Analytics
8 6 (20.69%) Machine Learning
8 6 (20.69%) Data Architecture
8 6 (20.69%) Data Integration
8 6 (20.69%) Java
9 5 (17.24%) Artificial Intelligence
9 5 (17.24%) GCP
9 5 (17.24%) Kubernetes
9 5 (17.24%) Power Platform
9 5 (17.24%) Data Ingestion
9 5 (17.24%) GDPR
9 5 (17.24%) Power BI
10 4 (13.79%) Prototyping
10 4 (13.79%) Serverless
10 4 (13.79%) Amazon Athena
10 4 (13.79%) Task Automation
10 4 (13.79%) Azure Stack
10 4 (13.79%) Insurtech

Data Lake
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 3 (10.34%) Apache Spark
2 1 (3.45%) Elasticsearch
2 1 (3.45%) Mule
Cloud Services
1 15 (51.72%) Azure
2 8 (27.59%) Azure Data Factory
3 7 (24.14%) AWS
4 5 (17.24%) GCP
4 5 (17.24%) Power Platform
5 4 (13.79%) Amazon S3
5 4 (13.79%) Azure Machine Learning
5 4 (13.79%) Azure Stack
5 4 (13.79%) Serverless
6 3 (10.34%) AWS Lambda
7 2 (6.90%) Amazon EC2
7 2 (6.90%) Amazon ElastiCache
7 2 (6.90%) Amazon Kinesis
7 2 (6.90%) Amazon SQS
7 2 (6.90%) AWS CloudFormation
7 2 (6.90%) Virtual Private Cloud
8 1 (3.45%) Azure Functions
8 1 (3.45%) Data Lake Analytics
Communications & Networking
1 1 (3.45%) Internet
Database & Business Intelligence
1 5 (17.24%) Power BI
2 4 (13.79%) Amazon Athena
2 4 (13.79%) Amazon DynamoDB
2 4 (13.79%) Amazon Redshift
2 4 (13.79%) Azure SQL Database
2 4 (13.79%) Big Data
2 4 (13.79%) Data Warehouse
2 4 (13.79%) NoSQL
2 4 (13.79%) SQL Server
3 3 (10.34%) Azure SQL Data Warehouse
3 3 (10.34%) Hadoop
3 3 (10.34%) SQL Server Integration Services
4 2 (6.90%) Amazon RDS
4 2 (6.90%) Apache Cassandra
4 2 (6.90%) BigQuery
4 2 (6.90%) Cosmos DB
4 2 (6.90%) SQL Server Analysis Services
5 1 (3.45%) Apache Hive
5 1 (3.45%) Impala
5 1 (3.45%) MongoDB
Development Applications
1 2 (6.90%) Git (software)
1 2 (6.90%) Jenkins
1 2 (6.90%) Subversion
2 1 (3.45%) SpecFlow
2 1 (3.45%) Visual Studio Team System
General
1 3 (10.34%) Finance
2 2 (6.90%) Advertising
2 2 (6.90%) Banking
3 1 (3.45%) Front Office
3 1 (3.45%) Investment Banking
3 1 (3.45%) Law
3 1 (3.45%) Marketing
3 1 (3.45%) Retail
Job Titles
1 12 (41.38%) Data Engineer
2 9 (31.03%) Azure Engineer
3 6 (20.69%) Architect
4 5 (17.24%) Analyst
4 5 (17.24%) Business Analyst
4 5 (17.24%) Data Business Analyst
5 4 (13.79%) Business Intelligence Analyst
5 4 (13.79%) Business Intelligence Business Analyst
5 4 (13.79%) Data Architect
5 4 (13.79%) Developer
5 4 (13.79%) Technical Analyst
5 4 (13.79%) Technical Business Analyst
6 2 (6.90%) AWS Architect
6 2 (6.90%) AWS Engineer
6 2 (6.90%) AWS Solutions Architect
6 2 (6.90%) Azure Architect
6 2 (6.90%) Azure Developer
6 2 (6.90%) Data Modeller
6 2 (6.90%) Python Engineer
6 2 (6.90%) Solutions Architect
Libraries, Frameworks & Software Standards
1 4 (13.79%) Kafka
2 3 (10.34%) REST
3 2 (6.90%) .NET
3 2 (6.90%) Node.js
4 1 (3.45%) GraphQL
4 1 (3.45%) HTML
4 1 (3.45%) HTML5
Miscellaneous
1 4 (13.79%) Management Information System
2 2 (6.90%) Cloud Native
2 2 (6.90%) Public Cloud
3 1 (3.45%) Algorithms
3 1 (3.45%) Analytical Skills
3 1 (3.45%) Credit Risk
3 1 (3.45%) Greenfield Project
3 1 (3.45%) Internet of Things
3 1 (3.45%) Reference Data
3 1 (3.45%) Taxonomies
Processes & Methodologies
1 12 (41.38%) ETL
2 11 (37.93%) Data Modelling
3 9 (31.03%) Agile Software Development
3 9 (31.03%) Business Intelligence
3 9 (31.03%) DevOps
4 7 (24.14%) Analytics
4 7 (24.14%) Data Science
4 7 (24.14%) Visualisation
5 6 (20.69%) Data Architecture
5 6 (20.69%) Data Integration
5 6 (20.69%) Machine Learning
6 5 (17.24%) Artificial Intelligence
6 5 (17.24%) Data Ingestion
7 4 (13.79%) Backlog Management
7 4 (13.79%) Dashboard Development
7 4 (13.79%) Insurtech
7 4 (13.79%) Product Backlog
7 4 (13.79%) Prototyping
7 4 (13.79%) Requirements Gathering
7 4 (13.79%) Task Automation
Programming Languages
1 16 (55.17%) SQL
2 11 (37.93%) Python
3 6 (20.69%) Java
4 4 (13.79%) C#
5 1 (3.45%) JavaScript
5 1 (3.45%) PHP
5 1 (3.45%) Scala
Quality Assurance & Compliance
1 5 (17.24%) GDPR
System Software
1 2 (6.90%) Docker
2 1 (3.45%) Virtual Machines
Systems Management
1 5 (17.24%) Kubernetes
2 3 (10.34%) Kibana
3 2 (6.90%) Grafana
3 2 (6.90%) Kubeflow
3 2 (6.90%) Prometheus
3 2 (6.90%) Terraform
Vendors
1 3 (10.34%) Databricks
1 3 (10.34%) Microsoft
2 2 (6.90%) Google
2 2 (6.90%) Tableau
3 1 (3.45%) Alteryx
3 1 (3.45%) IBM
3 1 (3.45%) MuleSoft
3 1 (3.45%) Oracle