Period
to 11 December 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 11 December 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
11 Dec 2018
Same period 2017 Same period 2016
Rank 74 77 83
Rank change year-on-year +3 +6 -10
Contract jobs citing Big Data 24 11 15
As % of all contract IT jobs advertised in Reading 1.52% 0.86% 1.03%
As % of the Database & Business Intelligence category 8.57% 4.64% 6.85%
Number of daily rates quoted 18 10 8
Reading median daily rate £419 £513 £413
Median daily rate % change year-on-year -18.29% +24.24% -17.50%
10th Percentile £350 £311 £321
90th Percentile £546 £578 £650
Berkshire median daily rate £513 £513 £488
% change year-on-year - +5.13% -2.50%
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 280 237 219
As % of all contract IT jobs advertised in Reading 17.74% 18.62% 15.00%
Number of daily rates quoted 194 154 104
Reading median daily rate £440 £405 £413
Median daily rate % change year-on-year +8.64% -1.82% +0.30%
10th Percentile £327 £308 £313
90th Percentile £580 £550 £625
Berkshire median daily rate £450 £425 £411
% change year-on-year +5.88% +3.34% +2.81%
Number of hourly rates quoted 2 10 27
Reading median hourly rate £9.88 £15.00 £9.50
Median hourly rate % change year-on-year -34.17% +57.89% -
10th Percentile £9.35 £9.25 £9.25
90th Percentile £10.20 £47.50 £9.75
Berkshire median hourly rate £22.65 £17.48 £9.50
% change year-on-year +29.58% +84.00% -27.76%

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 11 December 2018.

Contractor daily rate histogram for Big Data in Reading

For the 6 months to 11 December 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 15 (62.50%) Python
2 10 (41.67%) Hadoop
3 8 (33.33%) Node.js
3 8 (33.33%) Analytics
4 7 (29.17%) Linux
5 6 (25.00%) JavaScript
6 5 (20.83%) Java
6 5 (20.83%) Business Intelligence
6 5 (20.83%) Agile Software Development
6 5 (20.83%) Kafka
6 5 (20.83%) Artificial Intelligence
6 5 (20.83%) Data Engineering
7 4 (16.67%) Microsoft Azure
7 4 (16.67%) Security Cleared
7 4 (16.67%) R
7 4 (16.67%) DevOps
7 4 (16.67%) Telecoms
7 4 (16.67%) SQL Server
7 4 (16.67%) Data Warehouse
8 3 (12.50%) Data Modelling
8 3 (12.50%) SQL
8 3 (12.50%) Microsoft
8 3 (12.50%) SQL Server Reporting Services
8 3 (12.50%) Cloudera
8 3 (12.50%) Elasticsearch
8 3 (12.50%) Machine Learning
8 3 (12.50%) Open Source
8 3 (12.50%) SaaS
8 3 (12.50%) Visualisation
9 2 (8.33%) Analytical Skills

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 3 (12.50%) Elasticsearch
2 2 (8.33%) Apache Spark
3 1 (4.17%) Apache
Business Applications
1 1 (4.17%) Dynamics CRM
Cloud Services
1 4 (16.67%) Microsoft Azure
2 3 (12.50%) SaaS
3 2 (8.33%) Amazon AWS
4 1 (4.17%) Amazon CloudWatch
4 1 (4.17%) Amazon EMR
4 1 (4.17%) Azure Data Factory
4 1 (4.17%) Azure Machine Learning
4 1 (4.17%) Office 365
Communications & Networking
1 1 (4.17%) DVB
1 1 (4.17%) HTTP
Database & Business Intelligence
1 10 (41.67%) Hadoop
2 4 (16.67%) Data Warehouse
2 4 (16.67%) SQL Server
3 3 (12.50%) SQL Server Reporting Services
4 2 (8.33%) Apache Cassandra
4 2 (8.33%) Cosmos DB
4 2 (8.33%) HDInsight
4 2 (8.33%) NoSQL
4 2 (8.33%) PostgreSQL
4 2 (8.33%) Power BI
4 2 (8.33%) SQL Server Integration Services
5 1 (4.17%) Amazon Redshift
5 1 (4.17%) Azure SQL Data Warehouse
5 1 (4.17%) Azure SQL Database
5 1 (4.17%) Data Lake
5 1 (4.17%) Microsoft Power View
5 1 (4.17%) PowerPivot
5 1 (4.17%) Redis
5 1 (4.17%) Relational Database
5 1 (4.17%) SQL Server Analysis Services
Development Applications
1 1 (4.17%) Jenkins
General
1 4 (16.67%) Telecoms
Job Titles
1 8 (33.33%) Developer
1 8 (33.33%) Software Developer
2 7 (29.17%) Architect
3 5 (20.83%) Python Developer
4 4 (16.67%) Data Architect
4 4 (16.67%) Node.js Developer
5 3 (12.50%) Consultant
5 3 (12.50%) Hadoop Architect
5 3 (12.50%) Solutions Architect
5 3 (12.50%) Support Engineer
6 2 (8.33%) Big Data Architect
6 2 (8.33%) Big Data Engineer
6 2 (8.33%) Big Data Solutions Architect
6 2 (8.33%) Business Intelligence Consultant
6 2 (8.33%) DevOps Engineer
6 2 (8.33%) JavaScript Developer
6 2 (8.33%) Technical Architect
7 1 (4.17%) Business Intelligence Architect
7 1 (4.17%) Data Scientist
7 1 (4.17%) Enterprise Data Architect
Libraries, Frameworks & Software Standards
1 8 (33.33%) Node.js
2 5 (20.83%) Kafka
3 2 (8.33%) Elastic Stack
4 1 (4.17%) Middleware
4 1 (4.17%) OLE
4 1 (4.17%) RabbitMQ
4 1 (4.17%) React
4 1 (4.17%) REST
4 1 (4.17%) Sensu
4 1 (4.17%) TensorFlow
Miscellaneous
1 2 (8.33%) Analytical Skills
1 2 (8.33%) Data Centre
2 1 (4.17%) Mobile App
2 1 (4.17%) Public Cloud
2 1 (4.17%) Replication
2 1 (4.17%) Self-Motivation
Operating Systems
1 7 (29.17%) Linux
2 1 (4.17%) CentOS
2 1 (4.17%) Windows
Processes & Methodologies
1 8 (33.33%) Analytics
2 5 (20.83%) Agile Software Development
2 5 (20.83%) Artificial Intelligence
2 5 (20.83%) Business Intelligence
2 5 (20.83%) Data Engineering
3 4 (16.67%) DevOps
4 3 (12.50%) Data Modelling
4 3 (12.50%) Machine Learning
4 3 (12.50%) Open Source
4 3 (12.50%) Visualisation
5 2 (8.33%) Data Analytics
5 2 (8.33%) Data Science
5 2 (8.33%) Enterprise Architecture
5 2 (8.33%) Migration
5 2 (8.33%) Monetization
5 2 (8.33%) Stakeholder Management
5 2 (8.33%) Value Proposition
6 1 (4.17%) Deployment Automation
6 1 (4.17%) Problem-Solving
6 1 (4.17%) Technical Leadership
Programming Languages
1 15 (62.50%) Python
2 6 (25.00%) JavaScript
3 5 (20.83%) Java
4 4 (16.67%) R
5 3 (12.50%) SQL
6 2 (8.33%) Bash Shell
6 2 (8.33%) C#
6 2 (8.33%) PowerShell
7 1 (4.17%) AWK
7 1 (4.17%) Perl
7 1 (4.17%) Scala
7 1 (4.17%) T-SQL
Qualifications
1 4 (16.67%) Security Cleared
2 2 (8.33%) DV Cleared
2 2 (8.33%) SC Cleared
3 1 (4.17%) CEH
3 1 (4.17%) CISM
3 1 (4.17%) CISSP
3 1 (4.17%) Degree
3 1 (4.17%) Master's Degree
3 1 (4.17%) SANS
Quality Assurance & Compliance
1 1 (4.17%) GDPR
1 1 (4.17%) QA
System Software
1 1 (4.17%) Apache Flume
1 1 (4.17%) Apache ZooKeeper
1 1 (4.17%) Docker
Systems Management
1 2 (8.33%) Ansible
1 2 (8.33%) Opscode Chef
1 2 (8.33%) Puppet
2 1 (4.17%) Grafana
2 1 (4.17%) Graphite
2 1 (4.17%) Kibana
2 1 (4.17%) Kubernetes
2 1 (4.17%) Mesos
2 1 (4.17%) Nagios
2 1 (4.17%) Salt
2 1 (4.17%) StatsD
2 1 (4.17%) ZABBIX
Vendors
1 3 (12.50%) Cloudera
1 3 (12.50%) Microsoft
2 2 (8.33%) Splunk
3 1 (4.17%) ArcSight
3 1 (4.17%) Google
3 1 (4.17%) New Relic
3 1 (4.17%) Tableau
3 1 (4.17%) Talend