Period
to 14 August 2018

The following table provides summary statistics for contract job vacancies advertised in Reading with a requirement for Big Data skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Big Data over the 6 months to 14 August 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.

Big Data
Berkshire > Reading
6 months to
14 Aug 2018
Same period 2017 Same period 2016
Rank 66 66 77
Rank change year-on-year 0 +11 -1
Contract jobs citing Big Data 27 19 31
As % of all contract IT jobs advertised in Reading 1.83% 1.52% 1.76%
As % of the Database & Business Intelligence category 10.84% 7.42% 10.23%
Number of daily rates quoted 19 12 25
Reading median daily rate £475 £425 £450
Median daily rate % change year-on-year +11.76% -5.56% -10.00%
10th Percentile £350 £305 £310
90th Percentile £610 £590 £545
Berkshire median daily rate £516 £450 £470
% change year-on-year +14.61% -4.26% -3.59%
Number of hourly rates quoted 0 0 0
Reading median hourly rate - - -
Berkshire median hourly rate £49.75 - -

Big Data 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 Reading with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Reading
Contract vacancies with a requirement for database or business intelligence skills 249 256 303
As % of all contract IT jobs advertised in Reading 16.90% 20.41% 17.23%
Number of daily rates quoted 160 143 179
Reading median daily rate £425 £400 £425
Median daily rate % change year-on-year +6.25% -5.88% +6.25%
10th Percentile £325 £301 £311
90th Percentile £625 £538 £538
Berkshire median daily rate £425 £405 £425
% change year-on-year +4.94% -4.71% +6.25%
Number of hourly rates quoted 5 28 19
Reading median hourly rate £12.00 £9.50 £9.50
Median hourly rate % change year-on-year +26.32% - -
10th Percentile £10.55 £9.25 £9.25
90th Percentile £63.25 £49.73 £9.76
Berkshire median hourly rate £44.75 £9.50 £9.50
% change year-on-year +371.05% - -50.00%

Big Data
Job Vacancy Trend in Reading

Job postings citing Big Data as a percentage of all IT jobs advertised in Reading.

Job vacancy trend for Big Data in Reading

Big Data
Contractor Daily Rate Trend in Reading

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

Contractor daily rate trend for Big Data in Reading

Big Data
Contractor Daily Rate Histogram in Reading

The daily rate distribution of IT jobs citing Big Data in Reading over the 6 months to 14 August 2018.

Contractor daily rate histogram for Big Data in Reading

For the 6 months to 14 August 2018, IT contractor jobs citing Big Data 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 Reading region with a requirement for Big Data.

1 14 (51.85%) Hadoop
1 14 (51.85%) Analytics
2 12 (44.44%) Python
3 11 (40.74%) Java
4 8 (29.63%) Microsoft Azure
4 8 (29.63%) Agile Software Development
4 8 (29.63%) Security Cleared
5 7 (25.93%) SQL
5 7 (25.93%) Linux
5 7 (25.93%) Data Analytics
6 6 (22.22%) JavaScript
6 6 (22.22%) SC Cleared
6 6 (22.22%) Open Source
6 6 (22.22%) R
7 5 (18.52%) Data Warehouse
7 5 (18.52%) ETL
7 5 (18.52%) Business Intelligence
7 5 (18.52%) Microsoft
7 5 (18.52%) DevOps
7 5 (18.52%) Analytical Skills
7 5 (18.52%) Azure Data Factory
8 4 (14.81%) Data Lake
8 4 (14.81%) HDInsight
8 4 (14.81%) Apache Spark
8 4 (14.81%) Power BI
8 4 (14.81%) Apache Flume
8 4 (14.81%) Machine Learning
8 4 (14.81%) Data Modelling
8 4 (14.81%) C#
8 4 (14.81%) SQL Server

Big Data
Co-occurring IT Skills in Reading 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 4 (14.81%) Apache Spark
2 1 (3.70%) Apache
2 1 (3.70%) Apache Pig
2 1 (3.70%) ArcGIS
2 1 (3.70%) Elasticsearch
2 1 (3.70%) SAS
Applications
1 1 (3.70%) SPSS
Cloud Services
1 8 (29.63%) Microsoft Azure
2 5 (18.52%) Azure Data Factory
3 3 (11.11%) SaaS
4 2 (7.41%) Serverless
5 1 (3.70%) Amazon AWS
5 1 (3.70%) Amazon CloudWatch
5 1 (3.70%) Amazon S3
5 1 (3.70%) Azure Machine Learning
Communications & Networking
1 2 (7.41%) HTTP
1 2 (7.41%) SSH
1 2 (7.41%) TCP/IP
2 1 (3.70%) DVB
Database & Business Intelligence
1 14 (51.85%) Hadoop
2 5 (18.52%) Data Warehouse
3 4 (14.81%) Apache Cassandra
3 4 (14.81%) Apache Hive
3 4 (14.81%) Data Lake
3 4 (14.81%) HDInsight
3 4 (14.81%) MongoDB
3 4 (14.81%) Power BI
3 4 (14.81%) SQL Server
4 3 (11.11%) Cosmos DB
4 3 (11.11%) HBase
4 3 (11.11%) RDBMS
4 3 (11.11%) Relational Database
5 2 (7.41%) Amazon Redshift
5 2 (7.41%) Azure SQL Database
5 2 (7.41%) Impala
5 2 (7.41%) NoSQL
5 2 (7.41%) Redis
5 2 (7.41%) SQL Server Integration Services
5 2 (7.41%) SQL Server Reporting Services
Development Applications
1 2 (7.41%) Git (software)
2 1 (3.70%) ERwin
General
1 2 (7.41%) Telecoms
Job Titles
1 8 (29.63%) Developer
2 4 (14.81%) Architect
2 4 (14.81%) Python Developer
2 4 (14.81%) Support Engineer
3 3 (11.11%) Consultant
3 3 (11.11%) Data Architect
3 3 (11.11%) Data Consultant
3 3 (11.11%) Java Developer
3 3 (11.11%) Software Developer
4 2 (7.41%) Azure Engineer
4 2 (7.41%) Hadoop Architect
4 2 (7.41%) Insight Consultant
4 2 (7.41%) Linux Developer
4 2 (7.41%) Node.js Developer
4 2 (7.41%) Open Source Developer
4 2 (7.41%) SC Cleared Java Developer
4 2 (7.41%) Senior Support Engineer
4 2 (7.41%) Solutions Architect
5 1 (3.70%) SSIS Specialist
5 1 (3.70%) SSRS Specialist
Libraries, Frameworks & Software Standards
1 3 (11.11%) Kafka
1 3 (11.11%) Node.js
2 2 (7.41%) Hibernate
2 2 (7.41%) JPA
2 2 (7.41%) Middleware
2 2 (7.41%) OAuth
2 2 (7.41%) SAML
2 2 (7.41%) Spring
3 1 (3.70%) CSS
3 1 (3.70%) Elastic Stack
3 1 (3.70%) RabbitMQ
3 1 (3.70%) Sensu
Miscellaneous
1 5 (18.52%) Analytical Skills
2 3 (11.11%) Self-Motivation
3 2 (7.41%) Linux Command Line
3 2 (7.41%) Replication
4 1 (3.70%) Blog
4 1 (3.70%) Computer Science
4 1 (3.70%) Data Centre
4 1 (3.70%) Greenfield Project
4 1 (3.70%) Management Information System
4 1 (3.70%) Mobile App
4 1 (3.70%) Public Cloud
Operating Systems
1 7 (25.93%) Linux
2 3 (11.11%) Windows
3 2 (7.41%) CentOS
3 2 (7.41%) Debian
3 2 (7.41%) Red Hat Enterprise Linux
3 2 (7.41%) Ubuntu
3 2 (7.41%) Unix
Processes & Methodologies
1 14 (51.85%) Analytics
2 8 (29.63%) Agile Software Development
3 7 (25.93%) Data Analytics
4 6 (22.22%) Open Source
5 5 (18.52%) Business Intelligence
5 5 (18.52%) DevOps
5 5 (18.52%) ETL
6 4 (14.81%) Continuous Integration
6 4 (14.81%) Data Modelling
6 4 (14.81%) Machine Learning
7 3 (11.11%) Big Data Analytics
7 3 (11.11%) Cybersecurity
7 3 (11.11%) Data Science
7 3 (11.11%) Migration
7 3 (11.11%) Visualisation
8 2 (7.41%) Coaching
8 2 (7.41%) Data Strategy
8 2 (7.41%) Decision-Making
8 2 (7.41%) Microservices
8 2 (7.41%) Open Source Development
Programming Languages
1 12 (44.44%) Python
2 11 (40.74%) Java
3 7 (25.93%) SQL
4 6 (22.22%) JavaScript
4 6 (22.22%) R
5 4 (14.81%) C#
6 3 (11.11%) Bash Shell
6 3 (11.11%) C
6 3 (11.11%) PowerShell
6 3 (11.11%) Scala
7 2 (7.41%) C++
7 2 (7.41%) Java 8
8 1 (3.70%) AWK
8 1 (3.70%) F#
8 1 (3.70%) Perl
8 1 (3.70%) VBA
Qualifications
1 8 (29.63%) Security Cleared
2 6 (22.22%) SC Cleared
3 4 (14.81%) Degree
4 2 (7.41%) DV Cleared
5 1 (3.70%) CEH
5 1 (3.70%) CISM
5 1 (3.70%) CISSP
5 1 (3.70%) Master's Degree
5 1 (3.70%) SANS
Quality Assurance & Compliance
1 2 (7.41%) Data Quality
2 1 (3.70%) GDPR
2 1 (3.70%) QA
System Software
1 4 (14.81%) Apache Flume
2 2 (7.41%) HDFS
3 1 (3.70%) Apache ZooKeeper
3 1 (3.70%) Virtual Machines
Systems Management
1 3 (11.11%) Ansible
1 3 (11.11%) Puppet
2 2 (7.41%) Kibana
2 2 (7.41%) SELinux
3 1 (3.70%) Grafana
3 1 (3.70%) Graphite
3 1 (3.70%) Mesos
3 1 (3.70%) Nagios
3 1 (3.70%) Opscode Chef
3 1 (3.70%) Salt
3 1 (3.70%) StatsD
3 1 (3.70%) ZABBIX
Vendors
1 5 (18.52%) Microsoft
2 3 (11.11%) Cloudera
3 2 (7.41%) Atlassian
3 2 (7.41%) Splunk
3 2 (7.41%) Talend
4 1 (3.70%) ArcSight
4 1 (3.70%) Informatica
4 1 (3.70%) New Relic
4 1 (3.70%) Oracle
4 1 (3.70%) SAP
4 1 (3.70%) Teradata
4 1 (3.70%) Vertica