Period
to 22 January 2019

The following table provides summary statistics for contract job vacancies advertised in Canary Wharf with a requirement for HDFS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited HDFS over the 6 months to 22 January 2019 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.

Hadoop Distributed File System (HDFS)
Tower Hamlets > Canary Wharf
6 months to
22 Jan 2019
Same period 2018 Same period 2017
Rank 67 48 39
Rank change year-on-year -19 -9 +7
Contract jobs citing HDFS 5 1 1
As % of all contract IT jobs advertised in Canary Wharf 1.25% 0.33% 0.35%
As % of the System Software category 5.21% 3.13% 2.70%
Number of daily rates quoted 3 1 1
Canary Wharf median daily rate £450 £550 £550
Median daily rate % change year-on-year -18.18% - -
Tower Hamlets median daily rate £450 £550 £550
% change year-on-year -18.18% - -
Number of hourly rates quoted 0 0 0
Canary Wharf median hourly rate - - -
Tower Hamlets median hourly rate - - -

HDFS is in the System Software category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Canary Wharf with a requirement for system software skills.

All System Software Skills
Canary Wharf
Contract vacancies with a requirement for system software skills 96 32 37
As % of all contract IT jobs advertised in Canary Wharf 24.06% 10.63% 12.94%
Number of daily rates quoted 88 28 32
Canary Wharf median daily rate £600 £475 £425
Median daily rate % change year-on-year +26.32% +11.76% -
10th Percentile £421 £206 £160
90th Percentile £650 £650 £607
Tower Hamlets median daily rate £600 £475 £425
% change year-on-year +26.32% +11.76% -
Number of hourly rates quoted 1 0 1
Canary Wharf median hourly rate £147.50 - £11.00
10th Percentile £138.75 - £10.50
90th Percentile £156.25 - £11.50
Tower Hamlets median hourly rate £147.50 - £11.00

HDFS
Job Vacancy Trend in Canary Wharf

Job postings citing HDFS as a percentage of all IT jobs advertised in Canary Wharf.

Job vacancy trend for HDFS in Canary Wharf

HDFS
Contractor Daily Rate Trend in Canary Wharf

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing HDFS in Canary Wharf.

Contractor daily rate trend for HDFS in Canary Wharf

For the 6 months to 22 January 2019, IT contractor jobs citing HDFS 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 Canary Wharf region with a requirement for HDFS.

1 5 (100.00%) SQL
1 5 (100.00%) Data Analysis
1 5 (100.00%) Continuous Integration
1 5 (100.00%) Amazon AWS
1 5 (100.00%) Big Data
2 4 (80.00%) JavaScript
2 4 (80.00%) Apache NiFi
3 3 (60.00%) Deployment Automation
3 3 (60.00%) Sqoop
3 3 (60.00%) Ansible
3 3 (60.00%) Hadoop YARN
3 3 (60.00%) Java
3 3 (60.00%) SQL Server
3 3 (60.00%) Python
3 3 (60.00%) Microsoft Excel
3 3 (60.00%) ETL
3 3 (60.00%) Unix
3 3 (60.00%) Scrum
3 3 (60.00%) Agile Software Development
3 3 (60.00%) Data Extraction
3 3 (60.00%) Bash Shell
3 3 (60.00%) Amazon S3
3 3 (60.00%) Wiki
3 3 (60.00%) Test Automation
3 3 (60.00%) Hadoop
3 3 (60.00%) Apache Hive
4 2 (40.00%) Apache Cassandra
4 2 (40.00%) NoSQL
4 2 (40.00%) R
4 2 (40.00%) Data Visualisation

HDFS
Co-occurring IT Skills in Canary Wharf 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 2 (40.00%) Apache Solr
1 2 (40.00%) Apache Spark
1 2 (40.00%) Confluence
1 2 (40.00%) Elasticsearch
Applications
1 3 (60.00%) Microsoft Excel
2 2 (40.00%) Spreadsheet
3 1 (20.00%) MS Visio
Cloud Services
1 5 (100.00%) Amazon AWS
2 3 (60.00%) Amazon S3
3 1 (20.00%) Amazon EC2
3 1 (20.00%) Virtual Private Cloud
Communications & Networking
1 2 (40.00%) Kerberos
1 2 (40.00%) SSL
1 2 (40.00%) VPN
Database & Business Intelligence
1 5 (100.00%) Big Data
2 3 (60.00%) Apache Hive
2 3 (60.00%) Hadoop
2 3 (60.00%) SQL Server
2 3 (60.00%) Sqoop
3 2 (40.00%) Amazon Aurora
3 2 (40.00%) Amazon RDS
3 2 (40.00%) Amazon Redshift
3 2 (40.00%) Apache Cassandra
3 2 (40.00%) Data Lake
3 2 (40.00%) Data Mining
3 2 (40.00%) Data Warehouse
3 2 (40.00%) HBase
3 2 (40.00%) NoSQL
3 2 (40.00%) Parquet
3 2 (40.00%) Power BI
3 2 (40.00%) Relational Database
4 1 (20.00%) Impala
Development Applications
1 2 (40.00%) FishEye
1 2 (40.00%) Git (software)
1 2 (40.00%) JIRA
2 1 (20.00%) Jenkins
General
1 2 (40.00%) Back Office
1 2 (40.00%) Finance
1 2 (40.00%) Games
Job Titles
1 4 (80.00%) Developer
2 2 (40.00%) Big Data Developer
2 2 (40.00%) Excel Developer
3 1 (20.00%) Big Data Engineer
3 1 (20.00%) Platform Engineer
Libraries, Frameworks & Software Standards
1 4 (80.00%) Apache NiFi
2 2 (40.00%) HTML
2 2 (40.00%) HTML5
2 2 (40.00%) Kafka
2 2 (40.00%) Natural Language Processing
2 2 (40.00%) Play Framework
2 2 (40.00%) React
2 2 (40.00%) REST
2 2 (40.00%) XML
Miscellaneous
1 3 (60.00%) Wiki
2 2 (40.00%) Algorithms
2 2 (40.00%) Analytical Skills
2 2 (40.00%) Fintech
2 2 (40.00%) User Experience
Operating Systems
1 3 (60.00%) Unix
2 1 (20.00%) Windows
Processes & Methodologies
1 5 (100.00%) Continuous Integration
1 5 (100.00%) Data Analysis
2 3 (60.00%) Agile Software Development
2 3 (60.00%) Data Extraction
2 3 (60.00%) Deployment Automation
2 3 (60.00%) ETL
2 3 (60.00%) Scrum
2 3 (60.00%) Test Automation
3 2 (40.00%) Analytics
3 2 (40.00%) Data Science
3 2 (40.00%) DevOps
3 2 (40.00%) Disruptive Innovation
3 2 (40.00%) ETL Development
3 2 (40.00%) Exploratory Data Analysis
3 2 (40.00%) Mathematical Modelling
3 2 (40.00%) Mathematics
3 2 (40.00%) Performance Tuning
3 2 (40.00%) Problem-Solving
3 2 (40.00%) Reverse Engineering
3 2 (40.00%) Visualisation
Programming Languages
1 5 (100.00%) SQL
2 4 (80.00%) JavaScript
3 3 (60.00%) Bash Shell
3 3 (60.00%) Java
3 3 (60.00%) Python
4 2 (40.00%) Perl
4 2 (40.00%) R
4 2 (40.00%) Scala
4 2 (40.00%) VBA
5 1 (20.00%) Korn
5 1 (20.00%) PowerShell
5 1 (20.00%) Shell Script
Systems Management
1 3 (60.00%) Ansible
1 3 (60.00%) Hadoop YARN
2 1 (20.00%) Opscode Chef
2 1 (20.00%) Puppet
Vendors
1 2 (40.00%) Atlassian
1 2 (40.00%) Hortonworks
1 2 (40.00%) MuleSoft
1 2 (40.00%) Tableau
2 1 (20.00%) Cloudera
2 1 (20.00%) Oracle