The table below looks at the statistics for Big Data skills in IT contracts advertised for the Welwyn Garden City region. Included is a guide to the contractor rates offered in IT contracts that have cited Big Data over the 3 months to 9 December 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
9 Dec 2016
Same period 2015 Same period 2014
Big Data
Rank 12 - -
Rank change year-on-year
- 0
Contract jobs citing Big Data 7 0 0
As % of all contract IT jobs located in Welwyn Garden City 7.87% - -
As % of the Database & Business Intelligence category 41.18% - -
Number of daily rates quoted 2 0 0
Median daily rate £625 - -
UK excluding London median daily rate £489 £468 £475
% change year-on-year
+4.54% -1.57%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.92 £54.50 £37.50
% change year-on-year
-21.24% +45.33%
Big Data
Hertfordshire

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in contract jobs advertised in the Welwyn Garden City region.

Database & Business Intelligence Category
Welwyn Garden City
Contract IT job ads with a match in the
Database & Business Intelligence category
17 1 15
As % of all contract IT jobs located in Welwyn Garden City 19.10% 3.03% 30.61%
Number of daily rates quoted 8 1 10
Median daily rate £245 £230 £275
Median daily rate % change year-on-year
+6.52% -16.36%
90% offered a daily rate of more than £210 £230 £229
10% offered a daily rate of more than £525 £230 £398
UK excluding London median daily rate £400 £387 £363
% change year-on-year
+3.35% +6.75%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £38.00 £25.00 £33.50
% change year-on-year
+52.00% -25.37%

Big Data
Jobs Demand Trend in Welwyn Garden City

The demand trend of contract jobs across the Welwyn Garden City region citing Big Data as a proportion of all IT contracts with a match in the Database & Business Intelligence category.

Big Data Jobs Demand Trend in Welwyn Garden City

Big Data
Daily Rate Trend in Welwyn Garden City

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Big Data across the Welwyn Garden City region.

Big Data Daily Rate Trend in Welwyn Garden City

Big Data
Top 30 Related IT Skills in Welwyn Garden City

For the 6 months to 9 December 2016, 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 Welwyn Garden City region with a requirement for Big Data.

1 5 (71.43%) Agile Software Development
1 5 (71.43%) DevOps
2 4 (57.14%) Retail
2 4 (57.14%) Amazon AWS
3 3 (42.86%) Security Architecture
3 3 (42.86%) Waterfall
3 3 (42.86%) Management Information System
3 3 (42.86%) Middleware
3 3 (42.86%) Risk Management
3 3 (42.86%) Information Security
3 3 (42.86%) Information Assurance
3 3 (42.86%) Big Data Analytics
3 3 (42.86%) Data Analytics
3 3 (42.86%) Analytics
3 3 (42.86%) Database Security
4 2 (28.57%) Opscode Chef
4 2 (28.57%) Trello
4 2 (28.57%) New Relic
4 2 (28.57%) Ansible
4 2 (28.57%) Docker
4 2 (28.57%) Jenkins
4 2 (28.57%) GitHub
4 2 (28.57%) Python
4 2 (28.57%) Splunk
4 2 (28.57%) Machine Learning
4 2 (28.57%) Front Office
4 2 (28.57%) Puppet
4 2 (28.57%) JIRA
4 2 (28.57%) Kubernetes
4 2 (28.57%) Data Centre

Big Data
Top Related IT Skills in Welwyn Garden City 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:

Cloud Services
1 4 (57.14%) Amazon AWS
2 2 (28.57%) GitHub
2 2 (28.57%) Trello
Development Applications
1 2 (28.57%) Jenkins
1 2 (28.57%) JIRA
General
1 4 (57.14%) Retail
2 2 (28.57%) Front Office
Job Titles
1 3 (42.86%) Applications Consultant
1 3 (42.86%) Consultant
1 3 (42.86%) Security Consultant
2 2 (28.57%) Developer
2 2 (28.57%) DevOps Engineer
2 2 (28.57%) Python Developer
2 2 (28.57%) Senior DevOps
2 2 (28.57%) Senior DevOps Engineer
3 1 (14.29%) AWS Developer
3 1 (14.29%) AWS DevOps
3 1 (14.29%) AWS Engineer
3 1 (14.29%) Cloud Developer
3 1 (14.29%) Cloud Engineer
3 1 (14.29%) Senior Cloud Engineer
Libraries, Frameworks & Software Standards
1 3 (42.86%) Middleware
Miscellaneous
1 3 (42.86%) Management Information System
2 2 (28.57%) Data Centre
Processes & Methodologies
1 5 (71.43%) Agile Software Development
1 5 (71.43%) DevOps
2 3 (42.86%) Analytics
2 3 (42.86%) Big Data Analytics
2 3 (42.86%) Data Analytics
2 3 (42.86%) Database Security
2 3 (42.86%) Information Assurance
2 3 (42.86%) Information Security
2 3 (42.86%) Risk Management
2 3 (42.86%) Security Architecture
2 3 (42.86%) Waterfall
3 2 (28.57%) Machine Learning
4 1 (14.29%) Penetration Testing
Programming Languages
1 2 (28.57%) Python
System Software
1 2 (28.57%) Docker
Systems Management
1 2 (28.57%) Ansible
1 2 (28.57%) Kubernetes
1 2 (28.57%) Opscode Chef
1 2 (28.57%) Puppet
1 2 (28.57%) Terraform
Vendors
1 2 (28.57%) New Relic
1 2 (28.57%) Splunk