Period
to 12 December 2017

The following table provides summary statistics for contract job vacancies advertised in Wales 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 12 December 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.

Apache Hadoop
UK > Wales
6 months to
12 Dec 2017
Same period 2016 Same period 2015
Rank 91 88 98
Rank change year-on-year -3 +10 +5
Contract jobs citing Hadoop 6 15 18
As % of all contract IT jobs advertised in Wales 0.49% 1.06% 1.16%
As % of the Database & Business Intelligence category 1.69% 4.09% 3.44%
Number of daily rates quoted 3 12 15
Wales median daily rate £550 £513 £350
Median daily rate % change year-on-year +7.32% +46.43% +7.69%
10th Percentile £510 £475 £300
90th Percentile £590 £738 £400
UK median daily rate £540 £525 £538
% change year-on-year +2.86% -2.33% +2.38%
Number of hourly rates quoted 0 0 0
Wales median hourly rate - - -
UK median hourly rate £35.00 £46.00 £37.50
% change year-on-year -23.91% +22.67% +2.74%

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 Wales with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Wales
Contract vacancies with a requirement for database or business intelligence skills 354 367 523
As % of all contract IT jobs advertised in Wales 28.78% 25.94% 33.61%
Number of daily rates quoted 222 265 401
Wales median daily rate £400 £425 £340
Median daily rate % change year-on-year -5.88% +25.00% -2.86%
10th Percentile £250 £211 £235
90th Percentile £575 £575 £475
UK median daily rate £450 £425 £413
% change year-on-year +5.88% +3.03% +3.13%
Number of hourly rates quoted 5 10 11
Wales median hourly rate £19.00 £56.25 £29.50
Median hourly rate % change year-on-year -66.22% +90.68% +41.49%
10th Percentile £16.75 £19.01 £17.71
90th Percentile £27.77 £61.53 £41.25
UK median hourly rate £30.63 £28.00 £28.13
% change year-on-year +9.38% -0.44% +8.17%

Hadoop
Job Vacancy Trend in Wales

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

Job vacancy trend for Hadoop in Wales

Hadoop
Contractor Daily Rate Trend in Wales

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

Contractor daily rate trend for Hadoop in Wales

Hadoop
Contract Job Locations in Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Hadoop within the Wales region over the 6 months to 12 December 2017. 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
South Wales -4 6 £550 +7.32%
Hadoop
UK

For the 6 months to 12 December 2017, IT contractor jobs citing Hadoop 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 Wales region with a requirement for Hadoop.

1 5 (83.33%) Agile Software Development
1 5 (83.33%) Cloudera
2 4 (66.67%) Scala
2 4 (66.67%) NoSQL
2 4 (66.67%) R
2 4 (66.67%) Data Governance
2 4 (66.67%) Migration
2 4 (66.67%) Stakeholder Management
2 4 (66.67%) Java
2 4 (66.67%) SQL
2 4 (66.67%) Python
2 4 (66.67%) Data Modelling
3 3 (50.00%) Data Security
3 3 (50.00%) Data Analysis
3 3 (50.00%) Continuous Integration
3 3 (50.00%) Data Integration
3 3 (50.00%) Data Architecture
3 3 (50.00%) Information Assurance
4 2 (33.33%) Data Migration
4 2 (33.33%) Big Data
4 2 (33.33%) Metadata Management
4 2 (33.33%) Data Structures
5 1 (16.67%) Strategic Thinking
5 1 (16.67%) Software Engineering
5 1 (16.67%) Data Management

Hadoop
Co-occurring IT Skills in Wales 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:

Database & Business Intelligence
1 4 (66.67%) NoSQL
2 2 (33.33%) Big Data
Job Titles
1 6 (100.00%) Architect
1 6 (100.00%) Data Architect
2 2 (33.33%) Big Data Architect
2 2 (33.33%) Cloud Architect
2 2 (33.33%) Hadoop Architect
3 1 (16.67%) Strategy Architect
Miscellaneous
1 2 (33.33%) Data Structures
Processes & Methodologies
1 5 (83.33%) Agile Software Development
2 4 (66.67%) Data Governance
2 4 (66.67%) Data Modelling
2 4 (66.67%) Migration
2 4 (66.67%) Stakeholder Management
3 3 (50.00%) Continuous Integration
3 3 (50.00%) Data Analysis
3 3 (50.00%) Data Architecture
3 3 (50.00%) Data Integration
3 3 (50.00%) Data Security
3 3 (50.00%) Information Assurance
4 2 (33.33%) Data Migration
4 2 (33.33%) Metadata Management
5 1 (16.67%) Data Management
5 1 (16.67%) Software Engineering
5 1 (16.67%) Strategic Thinking
Programming Languages
1 4 (66.67%) Java
1 4 (66.67%) Python
1 4 (66.67%) R
1 4 (66.67%) Scala
1 4 (66.67%) SQL
Vendors
1 5 (83.33%) Cloudera