Period
to 23 May 2018

The following table provides summary statistics for permanent job vacancies advertised in Chester with a requirement for Big Data skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Big Data over the 6 months to 23 May 2018 with a comparison to the same period in the previous 2 years.

Big Data
Cheshire > Chester
6 months to
23 May 2018
Same period 2017 Same period 2016
Rank 28 30 36
Rank change year-on-year +2 +6 +5
Permanent jobs citing Big Data 24 14 12
As % of all permanent IT jobs advertised in Chester 7.84% 4.73% 3.86%
As % of the Database & Business Intelligence category 17.91% 12.84% 10.91%
Number of salaries quoted 23 14 12
Chester median annual salary £47,500 £45,000 £42,500
Median salary % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £29,900 £37,875 £33,750
90th Percentile £65,000 £60,000 £60,375
Cheshire median annual salary £50,000 £52,500 £42,469
% change year-on-year -4.76% +23.62% -30.62%

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 permanent job vacancies advertised in Chester with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Chester
Permanent vacancies with a requirement for database or business intelligence skills 134 109 110
As % of all permanent IT jobs advertised in Chester 43.79% 36.82% 35.37%
Number of salaries quoted 121 96 103
Chester median annual salary £42,500 £35,750 £35,000
Median salary % change year-on-year +18.88% +2.14% -12.50%
10th Percentile £28,750 £26,500 £23,000
90th Percentile £57,500 £52,500 £52,500
Cheshire median annual salary £42,500 £40,000 £40,000
% change year-on-year +6.25% - -

Big Data
Job Vacancy Trend in Chester

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

Job vacancy trend for Big Data in Chester

Big Data
Salary Trend in Chester

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Big Data in Chester.

Salary trend for Big Data in Chester

Big Data
Salary Histogram in Chester

The salary distribution of IT jobs citing Big Data in Chester over the 6 months to 23 May 2018.

Salary histogram for Big Data in Chester

For the 6 months to 23 May 2018, IT 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 permanent job ads across the Chester region with a requirement for Big Data.

1 17 (70.83%) Java
2 14 (58.33%) Python
3 12 (50.00%) SQL
3 12 (50.00%) Amazon AWS
4 11 (45.83%) Agile Software Development
5 10 (41.67%) Google
5 10 (41.67%) Apache Spark
6 8 (33.33%) Analytics
6 8 (33.33%) ETL
6 8 (33.33%) Data Analysis
6 8 (33.33%) Data Visualisation
6 8 (33.33%) Scala
6 8 (33.33%) Visualisation
7 7 (29.17%) Degree
7 7 (29.17%) Data Warehouse
8 6 (25.00%) Business Intelligence
8 6 (25.00%) Windows
8 6 (25.00%) Linux
8 6 (25.00%) JBoss
8 6 (25.00%) MySQL
8 6 (25.00%) Red Hat
8 6 (25.00%) Ubuntu
8 6 (25.00%) Hadoop
8 6 (25.00%) Telematics
8 6 (25.00%) NoSQL
8 6 (25.00%) Dropwizard
8 6 (25.00%) Data Engineering
9 5 (20.83%) Data Science
9 5 (20.83%) R
10 4 (16.67%) Microsoft Azure

Big Data
Co-occurring IT Skills in Chester 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 10 (41.67%) Apache Spark
2 6 (25.00%) JBoss
3 2 (8.33%) Apache Pig
4 1 (4.17%) Apache
4 1 (4.17%) Elasticsearch
Cloud Services
1 12 (50.00%) Amazon AWS
2 4 (16.67%) Microsoft Azure
3 3 (12.50%) Google Analytics
4 2 (8.33%) Amazon S3
4 2 (8.33%) Cloud Computing
4 2 (8.33%) GitHub
4 2 (8.33%) Google Cloud Platform
Communications & Networking
1 2 (8.33%) Internet
Database & Business Intelligence
1 7 (29.17%) Data Warehouse
2 6 (25.00%) Hadoop
2 6 (25.00%) MySQL
2 6 (25.00%) NoSQL
3 4 (16.67%) SQL Server Integration Services
4 3 (12.50%) Data Mining
4 3 (12.50%) Power BI
4 3 (12.50%) Qlik Sense
4 3 (12.50%) QlikView
4 3 (12.50%) Snowflake Schema
4 3 (12.50%) SQL Server
4 3 (12.50%) SQL Server 2016
4 3 (12.50%) SQL Server Analysis Services
4 3 (12.50%) SQL Server Reporting Services
5 2 (8.33%) Apache Hive
6 1 (4.17%) DataStage
6 1 (4.17%) Flink
6 1 (4.17%) MongoDB
Development Applications
1 2 (8.33%) Git (software)
General
1 3 (12.50%) Finance
2 2 (8.33%) Marketing
3 1 (4.17%) Retail
Job Titles
1 10 (41.67%) Developer
2 9 (37.50%) Data Engineer
3 8 (33.33%) Big Data Engineer
4 6 (25.00%) Java Developer
5 3 (12.50%) Business Intelligence Developer
5 3 (12.50%) Data Scientist
6 2 (8.33%) Analyst
6 2 (8.33%) Business Intelligence Lead
6 2 (8.33%) Data Analyst
6 2 (8.33%) Lead Developer
7 1 (4.17%) ETL Developer
7 1 (4.17%) Senior Data Engineer
7 1 (4.17%) Senior Data Scientist
Libraries, Frameworks & Software Standards
1 6 (25.00%) Dropwizard
2 3 (12.50%) Kafka
3 1 (4.17%) Spark Streaming
Miscellaneous
1 3 (12.50%) Analytical Skills
2 2 (8.33%) Computer Science
2 2 (8.33%) Internet of Things
2 2 (8.33%) Video\Live Streaming
Operating Systems
1 6 (25.00%) Linux
1 6 (25.00%) Ubuntu
1 6 (25.00%) Windows
Processes & Methodologies
1 11 (45.83%) Agile Software Development
2 8 (33.33%) Analytics
2 8 (33.33%) Data Analysis
2 8 (33.33%) Data Visualisation
2 8 (33.33%) ETL
2 8 (33.33%) Visualisation
3 6 (25.00%) Business Intelligence
3 6 (25.00%) Data Engineering
3 6 (25.00%) Telematics
4 5 (20.83%) Data Science
5 4 (16.67%) Mathematics
6 3 (12.50%) Data Migration
6 3 (12.50%) Data Modelling
6 3 (12.50%) DevOps
6 3 (12.50%) Migration
6 3 (12.50%) Stakeholder Engagement
6 3 (12.50%) Statistical Modelling
7 2 (8.33%) Data Analytics
7 2 (8.33%) Mentoring
7 2 (8.33%) Scorecard
Programming Languages
1 17 (70.83%) Java
2 14 (58.33%) Python
3 12 (50.00%) SQL
4 8 (33.33%) Scala
5 5 (20.83%) R
6 2 (8.33%) C
6 2 (8.33%) C++
6 2 (8.33%) Perl
7 1 (4.17%) JavaScript
Qualifications
1 7 (29.17%) Degree
2 2 (8.33%) Computer Science Degree
2 2 (8.33%) Numerate Degree
Vendors
1 10 (41.67%) Google
2 6 (25.00%) Red Hat
3 3 (12.50%) Salesforce.com
3 3 (12.50%) Tableau
4 1 (4.17%) Informatica
4 1 (4.17%) Talend
4 1 (4.17%) Twitter