Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in Middlesex with a requirement for Big Data skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Big Data over the 6 months to 24 November 2017 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.

Big Data
South East > Middlesex
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 29 30 38
Rank change year-on-year +1 +8 +1
Contract jobs citing Big Data 6 11 2
As % of all contract IT jobs advertised in Middlesex 2.31% 3.12% 0.57%
As % of the Database & Business Intelligence category 10.53% 15.94% 3.39%
Number of daily rates quoted 6 3 1
Middlesex median daily rate £463 £400 £413
Median daily rate % change year-on-year +15.63% -3.03% -
10th Percentile £376 £375 £406
90th Percentile £566 £425 £419
South East median daily rate £500 £488 £500
% change year-on-year +2.56% -2.50% -
Number of hourly rates quoted 0 0 0
Middlesex median hourly rate - - -
South East median hourly rate £19.34 £80.25 £50.00
% change year-on-year -75.90% +60.50% -

Big Data 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 Middlesex with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Middlesex
Contract vacancies with a requirement for database or business intelligence skills 57 69 59
As % of all contract IT jobs advertised in Middlesex 21.92% 19.55% 16.86%
Number of daily rates quoted 44 32 29
Middlesex median daily rate £425 £375 £398
Median daily rate % change year-on-year +13.33% -5.66% +13.57%
10th Percentile £317 £279 £287
90th Percentile £513 £521 £457
South East median daily rate £413 £400 £378
% change year-on-year +3.13% +5.96% +7.86%
Number of hourly rates quoted 0 1 2
Middlesex median hourly rate - £30.00 £28.13
Median hourly rate % change year-on-year - +6.67% -33.82%
South East median hourly rate £42.00 £26.50 £27.50
% change year-on-year +58.49% -3.64% +10.00%

Big Data
Job Vacancy Trend in Middlesex

Job postings citing Big Data as a percentage of all IT jobs advertised in Middlesex.

Job vacancy trend for Big Data in Middlesex

Big Data
Contractor Daily Rate Trend in Middlesex

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Big Data in Middlesex.

Contractor daily rate trend for Big Data in Middlesex

Big Data
Contractor Daily Rate Histogram in Middlesex

The daily rate distribution of IT jobs citing Big Data in Middlesex over the 6 months to 24 November 2017.

Contractor daily rate histogram for Big Data in Middlesex

For the 6 months to 24 November 2017, IT contractor jobs citing Big Data also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Middlesex region with a requirement for Big Data.

1 6 (100.00%) Hadoop
2 4 (66.67%) Agile Software Development
2 4 (66.67%) Microsoft Azure
3 3 (50.00%) Stakeholder Management
3 3 (50.00%) Data Protection
3 3 (50.00%) Telecoms
4 2 (33.33%) Project Management
4 2 (33.33%) MapReduce
4 2 (33.33%) Data Lake
4 2 (33.33%) Hortonworks
4 2 (33.33%) Cloudera
5 1 (16.67%) Kafka
5 1 (16.67%) Apache Flume
5 1 (16.67%) IaaS
5 1 (16.67%) Analytics
5 1 (16.67%) Apache Pig
5 1 (16.67%) Sqoop
5 1 (16.67%) Amazon EMR
5 1 (16.67%) Amazon DynamoDB
5 1 (16.67%) Opscode Chef
5 1 (16.67%) Relational Database
5 1 (16.67%) StatsD
5 1 (16.67%) Ansible
5 1 (16.67%) Sensu
5 1 (16.67%) HDFS
5 1 (16.67%) DevOps
5 1 (16.67%) Apache Spark
5 1 (16.67%) Hadoop YARN
5 1 (16.67%) Graphite
5 1 (16.67%) AWS CloudFormation

Big Data
Co-occurring IT Skills in Middlesex 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 1 (16.67%) Apache
1 1 (16.67%) Apache Pig
1 1 (16.67%) Apache Spark
1 1 (16.67%) nginx
Cloud Services
1 4 (66.67%) Microsoft Azure
2 1 (16.67%) Amazon AWS
2 1 (16.67%) Amazon EMR
2 1 (16.67%) AWS CloudFormation
2 1 (16.67%) Data Lake Analytics
2 1 (16.67%) IaaS
2 1 (16.67%) PaaS
Communications & Networking
1 1 (16.67%) Network Security
1 1 (16.67%) SSL
Database & Business Intelligence
1 6 (100.00%) Hadoop
2 2 (33.33%) Data Lake
3 1 (16.67%) Amazon DynamoDB
3 1 (16.67%) Apache Hive
3 1 (16.67%) HBase
3 1 (16.67%) MySQL
3 1 (16.67%) NoSQL
3 1 (16.67%) PostgreSQL
3 1 (16.67%) PowerCenter
3 1 (16.67%) RDBMS
3 1 (16.67%) Relational Database
3 1 (16.67%) SAP BW
3 1 (16.67%) SAP Data Services
3 1 (16.67%) SQL Server
3 1 (16.67%) Sqoop
Development Applications
1 1 (16.67%) Git (software)
General
1 3 (50.00%) Telecoms
2 1 (16.67%) Finance
Job Titles
1 2 (33.33%) Architect
1 2 (33.33%) Project Manager
1 2 (33.33%) Technical Manager
1 2 (33.33%) Technical Project Manager
2 1 (16.67%) Business Architect
2 1 (16.67%) Cloud Architect
2 1 (16.67%) Cloud Engineer
2 1 (16.67%) Cloud Solutions Architect
2 1 (16.67%) Data Analytics Architect
2 1 (16.67%) Data Architect
2 1 (16.67%) Developer
2 1 (16.67%) DevOps Engineer
2 1 (16.67%) Hadoop Architect
2 1 (16.67%) Informatica Developer
2 1 (16.67%) Technical Architect
Libraries, Frameworks & Software Standards
1 1 (16.67%) JSON
1 1 (16.67%) Kafka
1 1 (16.67%) Sensu
1 1 (16.67%) XML
Miscellaneous
1 1 (16.67%) Data Centre
1 1 (16.67%) Virtual Team
Processes & Methodologies
1 4 (66.67%) Agile Software Development
2 3 (50.00%) Data Protection
2 3 (50.00%) Stakeholder Management
3 2 (33.33%) MapReduce
3 2 (33.33%) Project Management
4 1 (16.67%) Analytics
4 1 (16.67%) Configuration Management
4 1 (16.67%) Continuous Improvement
4 1 (16.67%) Creative Thinking
4 1 (16.67%) Data Management
4 1 (16.67%) DevOps
4 1 (16.67%) Information Management
4 1 (16.67%) Migration
4 1 (16.67%) Performance Testing
4 1 (16.67%) Technical Architecture
4 1 (16.67%) Validation
4 1 (16.67%) Virtual Team Management
4 1 (16.67%) Visualisation
Programming Languages
1 1 (16.67%) Bash Shell
1 1 (16.67%) PowerShell
1 1 (16.67%) Python
1 1 (16.67%) SQL
System Software
1 1 (16.67%) Apache Flume
1 1 (16.67%) HDFS
Systems Management
1 1 (16.67%) Ansible
1 1 (16.67%) Ganglia
1 1 (16.67%) Graphite
1 1 (16.67%) Hadoop YARN
1 1 (16.67%) Nagios
1 1 (16.67%) Opscode Chef
1 1 (16.67%) StatsD
Vendors
1 2 (33.33%) Cloudera
1 2 (33.33%) Hortonworks
2 1 (16.67%) Informatica
2 1 (16.67%) Oracle
2 1 (16.67%) SAP
2 1 (16.67%) Tableau