Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Slough with a requirement for Data Warehouse skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Warehouse over the 6 months to 21 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.

Data Warehousing
Berkshire > Slough
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 22 12 29
Rank change year-on-year -10 +17 +10
Contract jobs citing Data Warehouse 11 31 20
As % of all contract IT jobs advertised in Slough 3.72% 9.90% 4.02%
As % of the Database & Business Intelligence category 11.34% 36.05% 25.00%
Number of daily rates quoted 9 16 13
Slough median daily rate £525 £344 £325
Median daily rate % change year-on-year +52.73% +5.77% +4.00%
10th Percentile £450 £258 £308
90th Percentile £675 £470 £340
Berkshire median daily rate £450 £438 £425
% change year-on-year +2.86% +2.94% +3.66%
Number of hourly rates quoted 0 0 0
Slough median hourly rate - - -
Berkshire median hourly rate £42.25 - -

Data Warehouse 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 Slough with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Slough
Contract vacancies with a requirement for database or business intelligence skills 97 86 80
As % of all contract IT jobs advertised in Slough 32.77% 27.48% 16.06%
Number of daily rates quoted 71 55 50
Slough median daily rate £425 £325 £341
Median daily rate % change year-on-year +30.77% -4.76% +9.20%
10th Percentile £300 £264 £250
90th Percentile £575 £470 £479
Berkshire median daily rate £425 £400 £400
% change year-on-year +6.18% +0.06% +9.59%
Number of hourly rates quoted 0 0 3
Slough median hourly rate - - £18.50
Berkshire median hourly rate £15.00 £9.50 £13.83
% change year-on-year +57.89% -31.32% -31.69%

Data Warehouse
Job Vacancy Trend in Slough

Job postings citing Data Warehouse as a percentage of all IT jobs advertised in Slough.

Job vacancy trend for Data Warehouse in Slough

Data Warehouse
Contractor Daily Rate Trend in Slough

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

Contractor daily rate trend for Data Warehouse in Slough

Data Warehouse
Contractor Daily Rate Histogram in Slough

The daily rate distribution of IT jobs citing Data Warehouse in Slough over the 6 months to 21 November 2017.

Contractor daily rate histogram for Data Warehouse in Slough

Data Warehouse
Contractor Hourly Rate Trend in Slough

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Data Warehouse in Slough.

Contractor hourly rate trend for Data Warehouse in Slough

For the 6 months to 21 November 2017, IT contractor jobs citing Data Warehouse 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 Slough region with a requirement for Data Warehouse.

1 9 (81.82%) IBM
2 6 (54.55%) Star Schema
2 6 (54.55%) Python
2 6 (54.55%) ETL
2 6 (54.55%) Java
2 6 (54.55%) Hadoop
2 6 (54.55%) Apache Hive
2 6 (54.55%) Big Data
2 6 (54.55%) Kafka
2 6 (54.55%) Docker
2 6 (54.55%) Apache Spark
3 5 (45.45%) Hadoop YARN
3 5 (45.45%) Kubernetes
3 5 (45.45%) Spark Streaming
3 5 (45.45%) Bluemix
3 5 (45.45%) HDFS
3 5 (45.45%) Sqoop
3 5 (45.45%) Jenkins
3 5 (45.45%) Ambari
3 5 (45.45%) Oozie
3 5 (45.45%) Apache Flume
3 5 (45.45%) GitHub
3 5 (45.45%) Tableau
3 5 (45.45%) Git (software)
3 5 (45.45%) PostgreSQL
3 5 (45.45%) IBM Cloud
3 5 (45.45%) PySpark
3 5 (45.45%) Open Source
4 4 (36.36%) DB2 UDB
4 4 (36.36%) SQL

Data Warehouse
Co-occurring IT Skills in Slough 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 6 (54.55%) Apache Spark
Cloud Services
1 5 (45.45%) Bluemix
1 5 (45.45%) GitHub
1 5 (45.45%) IBM Cloud
Database & Business Intelligence
1 6 (54.55%) Apache Hive
1 6 (54.55%) Big Data
1 6 (54.55%) Hadoop
1 6 (54.55%) Star Schema
2 5 (45.45%) PostgreSQL
2 5 (45.45%) Sqoop
3 4 (36.36%) DB2
3 4 (36.36%) DB2 UDB
4 2 (18.18%) SQL Server
5 1 (9.09%) BusinessObjects
5 1 (9.09%) Crystal Reports
5 1 (9.09%) QlikView
5 1 (9.09%) SQL Server 2008
Development Applications
1 5 (45.45%) Git (software)
1 5 (45.45%) Jenkins
Job Titles
1 5 (45.45%) Big Data Engineer
1 5 (45.45%) Data Engineer
1 5 (45.45%) Hadoop Engineer
2 4 (36.36%) DB2 DBA
2 4 (36.36%) DBA
2 4 (36.36%) Java Engineer
3 1 (9.09%) Business Intelligence Developer
3 1 (9.09%) Developer
3 1 (9.09%) QlikView Developer
3 1 (9.09%) SQL BI Developer
3 1 (9.09%) SQL Developer
Libraries, Frameworks & Software Standards
1 6 (54.55%) Kafka
2 5 (45.45%) PySpark
2 5 (45.45%) Spark Streaming
3 1 (9.09%) CSS
3 1 (9.09%) Dropwizard
3 1 (9.09%) Flask
3 1 (9.09%) LESS
3 1 (9.09%) React
3 1 (9.09%) RESTful
3 1 (9.09%) Sass
3 1 (9.09%) Spring
3 1 (9.09%) Spring Boot
Miscellaneous
1 1 (9.09%) Data Centre
Operating Systems
1 4 (36.36%) AIX
1 4 (36.36%) Linux
Processes & Methodologies
1 6 (54.55%) ETL
2 5 (45.45%) Open Source
3 4 (36.36%) Dashboard Development
4 3 (27.27%) Migration
5 1 (9.09%) API Design
5 1 (9.09%) API Development
5 1 (9.09%) Business Intelligence
5 1 (9.09%) Continuous Integration
5 1 (9.09%) Data Engineering
5 1 (9.09%) Data Governance
5 1 (9.09%) Data Ingestion
5 1 (9.09%) Test Automation
Programming Languages
1 6 (54.55%) Java
1 6 (54.55%) Python
2 4 (36.36%) SQL
3 3 (27.27%) Shell Script
4 1 (9.09%) ES6
4 1 (9.09%) GraphQL
4 1 (9.09%) JavaScript
4 1 (9.09%) T-SQL
Quality Assurance & Compliance
1 1 (9.09%) Data Quality
System Software
1 6 (54.55%) Docker
2 5 (45.45%) Apache Flume
2 5 (45.45%) HDFS
Systems Management
1 5 (45.45%) Ambari
1 5 (45.45%) Hadoop YARN
1 5 (45.45%) Kubernetes
1 5 (45.45%) Oozie
Vendors
1 9 (81.82%) IBM
2 5 (45.45%) Tableau
3 4 (36.36%) SAP
4 1 (9.09%) Oracle