Period
to 25 September 2018

The median contractor rate for a Big Data Developer was £550 per day in advertised job vacancies in Slough during the 6 months to 25 September 2018.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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 Developer
Berkshire > Slough
6 months to
25 Sep 2018
Same period 2017 Same period 2016
Rank 28 - -
Rank change year-on-year - - -
Contract jobs requiring a Big Data Developer 8 0 0
As % of all contract IT jobs advertised in Slough 2.40% - -
As % of the Job Titles category 2.48% - -
Number of daily rates quoted 6 0 0
Slough median daily rate £550 - -
Berkshire median daily rate £550 £550 £525
% change year-on-year - +4.76% -
Number of hourly rates quoted 0 0 0
Slough median hourly rate - - -
Berkshire median hourly rate - - -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in Slough. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
Slough
Contract vacancies in Slough with a recognized job title 323 275 292
% of contract IT jobs with a recognized job title 96.71% 93.22% 94.19%
Number of daily rates quoted 214 186 195
Slough median daily rate £400 £400 £363
Median daily rate % change year-on-year - +10.34% +3.57%
10th Percentile £191 £213 £218
90th Percentile £538 £531 £481
Berkshire median daily rate £415 £415 £400
% change year-on-year - +3.75% +3.23%
Number of hourly rates quoted 7 6 13
Slough median hourly rate £20.00 £14.00 £15.00
Median hourly rate % change year-on-year +42.86% -6.67% -17.81%
10th Percentile £15.55 £11.13 £8.90
90th Percentile £20.40 £17.50 £35.14
Berkshire median hourly rate £20.00 £15.64 £14.00
% change year-on-year +27.90% +11.70% -35.03%

Big Data Developer
Job Vacancy Trend in Slough

Job postings that featured Big Data Developer in the job title as a percentage of all IT jobs advertised in Slough.

Job vacancy trend for Big Data Developer in Slough

Big Data Developer
Contractor Daily Rate Trend in Slough

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

Contractor daily rate trend for Big Data Developer in Slough

Big Data Developer
Contractor Daily Rate Histogram in Slough

The daily rate distribution of IT jobs citing Big Data Developer in Slough over the 6 months to 25 September 2018.

Contractor daily rate histogram for Big Data Developer in Slough

Big Data Developer Skill Set
Top 27 Co-occurring IT Skills in Slough

For the 6 months to 25 September 2018, Big Data Developer contract jobs required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Slough region featuring Big Data Developer in the job title.

1 8 (100.00%) Big Data
1 8 (100.00%) Big Data Analytics
1 8 (100.00%) Data Analytics
1 8 (100.00%) Analytics
1 8 (100.00%) Apache Spark
2 7 (87.50%) Data Ingestion
2 7 (87.50%) Spark Streaming
2 7 (87.50%) Flink
2 7 (87.50%) Kalman Filter
2 7 (87.50%) Analytical Skills
2 7 (87.50%) Firewall
2 7 (87.50%) SQL
2 7 (87.50%) Python
2 7 (87.50%) ETL
2 7 (87.50%) TCP/IP
2 7 (87.50%) Internet
2 7 (87.50%) Legal
2 7 (87.50%) SSH
2 7 (87.50%) Web Development
2 7 (87.50%) Data Protection
2 7 (87.50%) Hadoop
2 7 (87.50%) Open Source
2 7 (87.50%) Network Architecture
2 7 (87.50%) Apache Hive
3 2 (25.00%) Computer Science
4 1 (12.50%) Data Warehouse
4 1 (12.50%) Telecoms

Big Data Developer Skill Set
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 8 (100.00%) Apache Spark
Communications & Networking
1 7 (87.50%) Firewall
1 7 (87.50%) Internet
1 7 (87.50%) SSH
1 7 (87.50%) TCP/IP
Database & Business Intelligence
1 8 (100.00%) Big Data
2 7 (87.50%) Apache Hive
2 7 (87.50%) Flink
2 7 (87.50%) Hadoop
3 1 (12.50%) Data Warehouse
General
1 7 (87.50%) Legal
2 1 (12.50%) Telecoms
Libraries, Frameworks & Software Standards
1 7 (87.50%) Spark Streaming
Miscellaneous
1 7 (87.50%) Analytical Skills
2 2 (25.00%) Computer Science
Processes & Methodologies
1 8 (100.00%) Analytics
1 8 (100.00%) Big Data Analytics
1 8 (100.00%) Data Analytics
2 7 (87.50%) Data Ingestion
2 7 (87.50%) Data Protection
2 7 (87.50%) ETL
2 7 (87.50%) Kalman Filter
2 7 (87.50%) Network Architecture
2 7 (87.50%) Open Source
2 7 (87.50%) Web Development
Programming Languages
1 7 (87.50%) Python
1 7 (87.50%) SQL