Period
to 10 December 2017

The median contractor rate for a Senior Data Engineer was £569 per day in advertised job vacancies in the City of London during the 6 months to 10 December 2017.

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.

Senior Data Engineer
Central London > City of London
6 months to
10 Dec 2017
Same period 2016 Same period 2015
Rank 244 232 261
Rank change year-on-year -12 +29 +40
Contract jobs requiring a Senior Data Engineer 3 5 1
As % of all contract IT jobs advertised in the City of London 0.042% 0.077% 0.012%
As % of the Job Titles category 0.044% 0.080% 0.012%
Number of daily rates quoted 2 4 1
City of London median daily rate £569 £536 £438
Median daily rate % change year-on-year +6.06% +22.57% +13.64%
10th Percentile £517 £478 £419
90th Percentile £626 £584 £456
Central London median daily rate £625 £536 £438
% change year-on-year +16.55% +22.57% +13.64%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in the City of 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
City of London
Contract vacancies in the City of London with a recognized job title 6749 6217 8142
% of contract IT jobs with a recognized job title 94.51% 95.37% 95.29%
Number of daily rates quoted 5353 4927 6421
City of London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +2.86%
10th Percentile £313 £313 £275
90th Percentile £688 £663 £650
Central London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 91 73 114
City of London median hourly rate £17.00 £17.50 £19.25
Median hourly rate % change year-on-year -2.86% -9.09% +13.24%
10th Percentile £11.25 £12.58 £11.19
90th Percentile £30.75 £54.03 £38.75
Central London median hourly rate £18.10 £17.21 £18.00
% change year-on-year +5.19% -4.40% +9.09%

Senior Data Engineer
Job Vacancy Trend in the City of London

Job postings that featured Senior Data Engineer in the job title as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Senior Data Engineer in the City of London

Senior Data Engineer
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Senior Data Engineer in the City of London.

Contractor daily rate trend for Senior Data Engineer in the City of London

Senior Data Engineer Skill Set
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 10 December 2017, Senior Data Engineer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region featuring Senior Data Engineer in the job title.

1 3 (100.00%) Scala
1 3 (100.00%) Hadoop
1 3 (100.00%) Java
1 3 (100.00%) Python
1 3 (100.00%) Apache Spark
2 2 (66.67%) Kafka
2 2 (66.67%) GitHub
2 2 (66.67%) Analytics
2 2 (66.67%) HBase
2 2 (66.67%) Apache Hive
2 2 (66.67%) SQL
2 2 (66.67%) ETL
3 1 (33.33%) Informatica
3 1 (33.33%) Shell Script
3 1 (33.33%) Agile Software Development
3 1 (33.33%) Spring
3 1 (33.33%) Software Engineering
3 1 (33.33%) Netezza
3 1 (33.33%) JSON
3 1 (33.33%) QA
3 1 (33.33%) Wiki
3 1 (33.33%) Use Case
3 1 (33.33%) Continuous Integration
3 1 (33.33%) Jetty
3 1 (33.33%) Security Cleared
3 1 (33.33%) Talend Open Studio
3 1 (33.33%) Reverse Engineering
3 1 (33.33%) nginx
3 1 (33.33%) Apache Solr
3 1 (33.33%) .NET

Senior Data Engineer Skill Set
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 (100.00%) Apache Spark
2 1 (33.33%) Apache
2 1 (33.33%) Apache Solr
2 1 (33.33%) Confluence
2 1 (33.33%) Jetty
2 1 (33.33%) nginx
Cloud Services
1 2 (66.67%) GitHub
2 1 (33.33%) Amazon AWS
2 1 (33.33%) Amazon EC2
2 1 (33.33%) Amazon Kinesis
2 1 (33.33%) Amazon S3
2 1 (33.33%) AWS CloudTrail
2 1 (33.33%) AWS Lambda
2 1 (33.33%) Azure Active Directory
2 1 (33.33%) CloudFront
2 1 (33.33%) Microsoft Azure
2 1 (33.33%) Route 53
2 1 (33.33%) Serverless
2 1 (33.33%) Virtual Private Cloud
Database & Business Intelligence
1 3 (100.00%) Hadoop
2 2 (66.67%) Apache Hive
2 2 (66.67%) HBase
3 1 (33.33%) Amazon DynamoDB
3 1 (33.33%) Big Data
3 1 (33.33%) Data Lake
3 1 (33.33%) Data Warehouse
3 1 (33.33%) DB2
3 1 (33.33%) HDInsight
3 1 (33.33%) Impala
3 1 (33.33%) MongoDB
3 1 (33.33%) NoSQL
3 1 (33.33%) Sqoop
Development Applications
1 1 (33.33%) Babel
1 1 (33.33%) Bower
1 1 (33.33%) Gradle
1 1 (33.33%) Grunt
1 1 (33.33%) Jenkins
1 1 (33.33%) Talend Open Studio
1 1 (33.33%) Travis CI
Libraries, Frameworks & Software Standards
1 2 (66.67%) Kafka
2 1 (33.33%) .NET
2 1 (33.33%) Akka
2 1 (33.33%) Dropwizard
2 1 (33.33%) HTML
2 1 (33.33%) HTML5
2 1 (33.33%) JSON
2 1 (33.33%) Node.js
2 1 (33.33%) RabbitMQ
2 1 (33.33%) React
2 1 (33.33%) Sass
2 1 (33.33%) Spark Streaming
2 1 (33.33%) Spring
2 1 (33.33%) Spring Boot
2 1 (33.33%) Swagger
2 1 (33.33%) XML
Miscellaneous
1 1 (33.33%) Analytical Skills
1 1 (33.33%) Wiki
Operating Systems
1 1 (33.33%) Linux
1 1 (33.33%) Unix
Processes & Methodologies
1 2 (66.67%) Analytics
1 2 (66.67%) ETL
2 1 (33.33%) Agile Software Development
2 1 (33.33%) Continuous Integration
2 1 (33.33%) Data Engineering
2 1 (33.33%) Data Modelling
2 1 (33.33%) DevOps
2 1 (33.33%) Machine Learning
2 1 (33.33%) MapReduce
2 1 (33.33%) Microservices
2 1 (33.33%) Open Source
2 1 (33.33%) Reverse Engineering
2 1 (33.33%) Software Engineering
2 1 (33.33%) Use Case
Programming Languages
1 3 (100.00%) Java
1 3 (100.00%) Python
1 3 (100.00%) Scala
2 2 (66.67%) SQL
3 1 (33.33%) JavaScript
3 1 (33.33%) R
3 1 (33.33%) Shell Script
Qualifications
1 1 (33.33%) Security Cleared
Quality Assurance & Compliance
1 1 (33.33%) QA
System Software
1 1 (33.33%) Apache Flume
1 1 (33.33%) Virtual Machines
Systems Management
1 1 (33.33%) Ansible
1 1 (33.33%) Terraform
Vendors
1 1 (33.33%) Databricks
1 1 (33.33%) Hortonworks
1 1 (33.33%) Informatica
1 1 (33.33%) Netezza
1 1 (33.33%) Oracle
1 1 (33.33%) Sybase
1 1 (33.33%) Talend