Period
to 19 October 2018

The following table provides summary statistics for contract job vacancies advertised in Essex with a requirement for Hadoop skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Hadoop over the 6 months to 19 October 2018 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.

Apache Hadoop
6 months to
19 Oct 2018
Same period 2017 Same period 2016
Rank 84 94 54
Rank change year-on-year +10 -40 +31
Contract jobs citing Hadoop 22 9 25
As % of all contract IT jobs advertised in Essex 2.12% 1.09% 2.89%
As % of the Database & Business Intelligence category 10.84% 4.74% 10.55%
Number of daily rates quoted 13 4 19
Essex median daily rate £450 £500 £250
Median daily rate % change year-on-year -10.00% +100.00% -
10th Percentile £415 £433 £230
90th Percentile £704 £550 £375
East of England median daily rate £500 £488 £350
% change year-on-year +2.56% +39.29% -22.22%
Number of hourly rates quoted 0 0 6
Essex median hourly rate - - £45.75
East of England median hourly rate - £17.50 £45.75
% change year-on-year - -61.75% -8.50%

Hadoop 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 Essex with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Essex
Contract vacancies with a requirement for database or business intelligence skills 203 190 237
As % of all contract IT jobs advertised in Essex 19.54% 22.95% 27.43%
Number of daily rates quoted 107 115 143
Essex median daily rate £475 £450 £320
Median daily rate % change year-on-year +5.56% +40.63% -11.72%
10th Percentile £288 £310 £225
90th Percentile £600 £588 £485
East of England median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +1.30%
Number of hourly rates quoted 6 12 37
Essex median hourly rate £26.45 £34.50 £36.00
Median hourly rate % change year-on-year -23.33% -4.17% -1.37%
10th Percentile £16.63 £26.04 £27.00
90th Percentile £52.34 £40.00 £45.85
East of England median hourly rate £26.00 £30.75 £36.00
% change year-on-year -15.45% -14.58% +14.25%

Hadoop
Job Vacancy Trend in Essex

Job postings citing Hadoop as a percentage of all IT jobs advertised in Essex.

Job vacancy trend for Hadoop in Essex

Hadoop
Contractor Daily Rate Trend in Essex

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Hadoop in Essex.

Contractor daily rate trend for Hadoop in Essex

Hadoop
Contractor Daily Rate Histogram in Essex

The daily rate distribution of IT jobs citing Hadoop in Essex over the 6 months to 19 October 2018.

Contractor daily rate histogram for Hadoop in Essex

Hadoop
Contractor Hourly Rate Trend in Essex

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Hadoop in Essex.

Contractor hourly rate trend for Hadoop in Essex

Hadoop
Contract Job Locations in Essex

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Hadoop within the Essex region over the 6 months to 19 October 2018. 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
Southend-on-Sea +12 15 £450 -
Colchester - 2 £700 - 2
Hadoop
East of England

For the 6 months to 19 October 2018, IT contractor jobs citing Hadoop 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 Essex region with a requirement for Hadoop.

1 19 (86.36%) MySQL
2 16 (72.73%) Shell Script
2 16 (72.73%) Agile Software Development
3 12 (54.55%) Oracle
4 11 (50.00%) Web Services
4 11 (50.00%) Linux
4 11 (50.00%) Apache
4 11 (50.00%) Ingres
5 10 (45.45%) Tomcat
5 10 (45.45%) Unix
5 10 (45.45%) Windows
5 10 (45.45%) Git (software)
5 10 (45.45%) Validation
5 10 (45.45%) SSH
5 10 (45.45%) Amazon AWS
5 10 (45.45%) Analytics
5 10 (45.45%) Jenkins
5 10 (45.45%) Ansible
5 10 (45.45%) Docker
5 10 (45.45%) Opsview
6 9 (40.91%) DevOps
6 9 (40.91%) Replication
6 9 (40.91%) Red Hat Enterprise Linux
6 9 (40.91%) CentOS
6 9 (40.91%) AIX
6 9 (40.91%) Solaris
7 8 (36.36%) Java
7 8 (36.36%) SQL
7 8 (36.36%) Security Cleared
7 8 (36.36%) JIRA

Hadoop
Co-occurring IT Skills in Essex 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 11 (50.00%) Apache
2 10 (45.45%) Tomcat
3 8 (36.36%) Confluence
4 1 (4.55%) Apache Spark
Applications
1 1 (4.55%) Microsoft Office
Cloud Services
1 10 (45.45%) Amazon AWS
Communications & Networking
1 10 (45.45%) SSH
2 6 (27.27%) SAN
Database & Business Intelligence
1 19 (86.36%) MySQL
2 11 (50.00%) Ingres
3 8 (36.36%) Pentaho
4 3 (13.64%) Big Data
5 2 (9.09%) HBase
5 2 (9.09%) NoSQL
6 1 (4.55%) Data Warehouse
6 1 (4.55%) JanusGraph
6 1 (4.55%) PowerCenter
6 1 (4.55%) RDBMS
6 1 (4.55%) Relational Database
6 1 (4.55%) SAP Data Services
6 1 (4.55%) Triplestore
Development Applications
1 10 (45.45%) Git (software)
1 10 (45.45%) Jenkins
2 8 (36.36%) JIRA
3 1 (4.55%) Ant
General
1 1 (4.55%) Finance
1 1 (4.55%) Marketing
Job Titles
1 18 (81.82%) Developer
2 9 (40.91%) Unix Developer
3 7 (31.82%) Pentaho Developer
4 4 (18.18%) Administrator
4 4 (18.18%) Unix Administrator
5 3 (13.64%) Hadoop Developer
5 3 (13.64%) Software Developer
6 2 (9.09%) Analyst
6 2 (9.09%) Big Data Developer
6 2 (9.09%) Java Developer
6 2 (9.09%) Java Hadoop Developer
6 2 (9.09%) Linux/Unix DevOps
6 2 (9.09%) React Developer
6 2 (9.09%) Scala Developer
7 1 (4.55%) Data Analyst
7 1 (4.55%) Lead Software Developer
7 1 (4.55%) Linux Administrator
7 1 (4.55%) Linux Systems Administrator
7 1 (4.55%) SQL Developer
7 1 (4.55%) Unix Systems Administrator
Libraries, Frameworks & Software Standards
1 11 (50.00%) Web Services
2 2 (9.09%) XML
3 1 (4.55%) gRPC
3 1 (4.55%) JDBC
3 1 (4.55%) JSON
3 1 (4.55%) Kafka
3 1 (4.55%) Redux
3 1 (4.55%) RESTful
3 1 (4.55%) TinkerPop
Miscellaneous
1 9 (40.91%) Replication
2 1 (4.55%) Data Structures
2 1 (4.55%) Smart Meter
Operating Systems
1 11 (50.00%) Linux
2 10 (45.45%) Unix
2 10 (45.45%) Windows
3 9 (40.91%) AIX
3 9 (40.91%) CentOS
3 9 (40.91%) Red Hat Enterprise Linux
3 9 (40.91%) Solaris
Processes & Methodologies
1 16 (72.73%) Agile Software Development
2 10 (45.45%) Analytics
2 10 (45.45%) Validation
3 9 (40.91%) DevOps
4 7 (31.82%) Problem-Solving
4 7 (31.82%) User Stories
5 6 (27.27%) Configuration Management
5 6 (27.27%) Scrum
5 6 (27.27%) Software Delivery
6 5 (22.73%) Acceptance Criteria
6 5 (22.73%) Change Control
7 3 (13.64%) Data Analysis
7 3 (13.64%) Data Modelling
8 2 (9.09%) Data Engineering
8 2 (9.09%) Data Management
8 2 (9.09%) Data Strategy
8 2 (9.09%) Data Transformation
8 2 (9.09%) Dimensional Modelling
8 2 (9.09%) Microservices
8 2 (9.09%) Open Source
Programming Languages
1 16 (72.73%) Shell Script
2 8 (36.36%) Java
2 8 (36.36%) SQL
3 2 (9.09%) Scala
4 1 (4.55%) Dart
4 1 (4.55%) Gremlin
Qualifications
1 8 (36.36%) Security Cleared
2 7 (31.82%) SC Cleared
3 1 (4.55%) BPSS Clearance
System Software
1 10 (45.45%) Docker
2 1 (4.55%) Apache Flume
2 1 (4.55%) HDFS
Systems Management
1 10 (45.45%) Ansible
1 10 (45.45%) Opsview
2 1 (4.55%) Kubernetes
Vendors
1 12 (54.55%) Oracle
2 2 (9.09%) Hortonworks
3 1 (4.55%) Cloudera
3 1 (4.55%) Informatica
3 1 (4.55%) MapR
3 1 (4.55%) SAP