Period
to 19 December 2018

The following table provides summary statistics for permanent job vacancies advertised in Chester with a requirement for Open Source skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Open Source over the 6 months to 19 December 2018 with a comparison to the same period in the previous 2 years.

Open Source
Cheshire > Chester
6 months to
19 Dec 2018
Same period 2017 Same period 2016
Rank 38 45 42
Rank change year-on-year +7 -3 +1
Permanent jobs citing Open Source 2 15 4
As % of all permanent IT jobs advertised in Chester 0.88% 3.78% 1.44%
As % of the Processes & Methodologies category 0.93% 4.10% 1.61%
Number of salaries quoted 1 12 4
Chester median annual salary £55,000 £45,000 £47,500
Median salary % change year-on-year +22.22% -5.26% +35.71%
10th Percentile £50,000 £28,000 £36,400
90th Percentile £60,000 £54,250 £51,250
Cheshire median annual salary £50,000 £47,500 £41,750
% change year-on-year +5.26% +13.77% -2.91%

Open Source is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
Chester
Permanent vacancies with a requirement for process or methodology skills 214 366 248
As % of all permanent IT jobs advertised in Chester 94.69% 92.19% 89.53%
Number of salaries quoted 186 317 196
Chester median annual salary £45,000 £42,500 £38,750
Median salary % change year-on-year +5.88% +9.68% -8.82%
10th Percentile £26,250 £26,000 £25,750
90th Percentile £68,125 £60,000 £60,000
Cheshire median annual salary £45,000 £45,000 £37,500
% change year-on-year - +20.00% -6.25%

Open Source
Job Vacancy Trend in Chester

Job postings citing Open Source as a percentage of all IT jobs advertised in Chester.

Job vacancy trend for Open Source in Chester

Open Source
Salary Trend in Chester

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

Salary trend for Open Source in Chester

For the 6 months to 19 December 2018, IT jobs citing Open Source 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 Open Source.

1 2 (100.00%) Configuration Management
1 2 (100.00%) Change Management
1 2 (100.00%) Agile Software Development
1 2 (100.00%) TDD
1 2 (100.00%) Degree
1 2 (100.00%) JIRA
1 2 (100.00%) Mathematics
1 2 (100.00%) Computer Science
1 2 (100.00%) Cloud Computing
1 2 (100.00%) Scala
1 2 (100.00%) Hadoop
1 2 (100.00%) Amazon EC2
1 2 (100.00%) Amazon AWS
1 2 (100.00%) MongoDB
1 2 (100.00%) NoSQL
1 2 (100.00%) Big Data
1 2 (100.00%) Kafka
1 2 (100.00%) Amazon EMR
1 2 (100.00%) Amazon Redshift
1 2 (100.00%) DevOps
1 2 (100.00%) Java
1 2 (100.00%) Web Services
1 2 (100.00%) Apache
1 2 (100.00%) Python
1 2 (100.00%) Data Modelling
1 2 (100.00%) Apache Spark
1 2 (100.00%) Spark Streaming
1 2 (100.00%) Data Engineering
1 2 (100.00%) CA Agile Central
1 2 (100.00%) Flink

Open Source
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 2 (100.00%) Apache
1 2 (100.00%) Apache Spark
Cloud Services
1 2 (100.00%) Amazon AWS
1 2 (100.00%) Amazon EC2
1 2 (100.00%) Amazon EMR
1 2 (100.00%) Cloud Computing
Communications & Networking
1 1 (50.00%) Internet
Database & Business Intelligence
1 2 (100.00%) Amazon Athena
1 2 (100.00%) Amazon Redshift
1 2 (100.00%) Big Data
1 2 (100.00%) Flink
1 2 (100.00%) Hadoop
1 2 (100.00%) MongoDB
1 2 (100.00%) NoSQL
Development Applications
1 2 (100.00%) JIRA
Job Titles
1 2 (100.00%) Data Engineer
2 1 (50.00%) Big Data Engineer
2 1 (50.00%) Senior Data Engineer
Libraries, Frameworks & Software Standards
1 2 (100.00%) Kafka
1 2 (100.00%) Spark Streaming
1 2 (100.00%) Web Services
Miscellaneous
1 1 (50.00%) Infotainment
1 1 (50.00%) Internet of Things
Processes & Methodologies
1 2 (100.00%) Agile Software Development
1 2 (100.00%) Change Management
1 2 (100.00%) Computer Science
1 2 (100.00%) Configuration Management
1 2 (100.00%) Data Engineering
1 2 (100.00%) Data Ingestion
1 2 (100.00%) Data Modelling
1 2 (100.00%) DevOps
1 2 (100.00%) Mathematics
1 2 (100.00%) TDD
Programming Languages
1 2 (100.00%) Java
1 2 (100.00%) Python
1 2 (100.00%) Scala
Qualifications
1 2 (100.00%) Computer Science Degree
1 2 (100.00%) Degree
1 2 (100.00%) Numerate Degree
Vendors
1 2 (100.00%) CA Agile Central