Period
to 21 August 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 21 August 2018 with a comparison to the same period in the previous 2 years.

Open Source
Cheshire > Chester
6 months to
21 Aug 2018
Same period 2017 Same period 2016
Rank 40 36 43
Rank change year-on-year -4 +7 +4
Permanent jobs citing Open Source 9 14 9
As % of all permanent IT jobs advertised in Chester 3.13% 4.75% 2.68%
As % of the Processes & Methodologies category 3.40% 5.53% 3.05%
Number of salaries quoted 8 14 9
Chester median annual salary £31,250 £29,000 £29,000
Median salary % change year-on-year +7.76% - -17.14%
10th Percentile £26,750 £27,500 £23,650
90th Percentile £62,250 £55,000 £35,450
Cheshire median annual salary £49,500 £47,500 £42,500
% change year-on-year +4.21% +11.76% -

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 265 253 295
As % of all permanent IT jobs advertised in Chester 92.01% 85.76% 87.80%
Number of salaries quoted 233 221 261
Chester median annual salary £42,500 £40,000 £36,500
Median salary % change year-on-year +6.25% +9.59% -8.75%
10th Percentile £26,250 £27,500 £24,500
90th Percentile £65,000 £55,000 £55,000
Cheshire median annual salary £45,000 £40,000 £37,500
% change year-on-year +12.50% +6.67% -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

Open Source
Salary Histogram in Chester

The salary distribution of IT jobs citing Open Source in Chester over the 6 months to 21 August 2018.

Salary histogram for Open Source in Chester

For the 6 months to 21 August 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 9 (100.00%) DevOps
2 8 (88.89%) Python
3 7 (77.78%) Linux
4 6 (66.67%) JavaScript
4 6 (66.67%) Web Development
4 6 (66.67%) Django
5 3 (33.33%) Amazon AWS
5 3 (33.33%) MongoDB
6 2 (22.22%) NoSQL
6 2 (22.22%) Big Data
6 2 (22.22%) Kafka
6 2 (22.22%) Amazon EMR
6 2 (22.22%) Amazon Redshift
6 2 (22.22%) Spark Streaming
6 2 (22.22%) Data Engineering
6 2 (22.22%) CA Agile Central
6 2 (22.22%) Apache Spark
6 2 (22.22%) Flink
6 2 (22.22%) Data Ingestion
6 2 (22.22%) Numerate Degree
6 2 (22.22%) Computer Science Degree
6 2 (22.22%) Amazon Athena
6 2 (22.22%) Cloud Computing
6 2 (22.22%) Scala
6 2 (22.22%) Hadoop
6 2 (22.22%) Amazon EC2
6 2 (22.22%) Degree
6 2 (22.22%) JIRA
6 2 (22.22%) Mathematics
6 2 (22.22%) Computer Science

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 (22.22%) Apache
1 2 (22.22%) Apache Spark
Cloud Services
1 3 (33.33%) Amazon AWS
2 2 (22.22%) Amazon EC2
2 2 (22.22%) Amazon EMR
2 2 (22.22%) Cloud Computing
3 1 (11.11%) AWS CloudFormation
Communications & Networking
1 1 (11.11%) Internet
Database & Business Intelligence
1 3 (33.33%) MongoDB
2 2 (22.22%) Amazon Athena
2 2 (22.22%) Amazon Redshift
2 2 (22.22%) Big Data
2 2 (22.22%) Flink
2 2 (22.22%) Hadoop
2 2 (22.22%) NoSQL
3 1 (11.11%) MySQL
3 1 (11.11%) PostgreSQL
Development Applications
1 2 (22.22%) JIRA
Job Titles
1 6 (66.67%) Developer
1 6 (66.67%) Python Developer
2 2 (22.22%) Data Engineer
2 2 (22.22%) Python Web Developer
2 2 (22.22%) Web Developer
3 1 (11.11%) AWS DevOps
3 1 (11.11%) AWS DevOps Engineer
3 1 (11.11%) AWS Engineer
3 1 (11.11%) Big Data Engineer
3 1 (11.11%) DevOps Engineer
3 1 (11.11%) Linux DevOps Engineer
3 1 (11.11%) Linux Engineer
3 1 (11.11%) Linux/Unix DevOps
3 1 (11.11%) Senior Data Engineer
3 1 (11.11%) Senior DevOps
3 1 (11.11%) Senior DevOps Engineer
3 1 (11.11%) Senior Linux Engineer
Libraries, Frameworks & Software Standards
1 6 (66.67%) Django
2 2 (22.22%) Kafka
2 2 (22.22%) Spark Streaming
2 2 (22.22%) Web Services
3 1 (11.11%) CSS
3 1 (11.11%) HTML
Miscellaneous
1 2 (22.22%) Computer Science
2 1 (11.11%) Infotainment
2 1 (11.11%) Internet of Things
Operating Systems
1 7 (77.78%) Linux
Processes & Methodologies
1 9 (100.00%) DevOps
2 6 (66.67%) Web Development
3 2 (22.22%) Agile Software Development
3 2 (22.22%) Change Management
3 2 (22.22%) Configuration Management
3 2 (22.22%) Data Engineering
3 2 (22.22%) Data Ingestion
3 2 (22.22%) Data Modelling
3 2 (22.22%) Mathematics
3 2 (22.22%) TDD
4 1 (11.11%) Continuous Integration
Programming Languages
1 8 (88.89%) Python
2 6 (66.67%) JavaScript
3 2 (22.22%) Java
3 2 (22.22%) Scala
Qualifications
1 2 (22.22%) Computer Science Degree
1 2 (22.22%) Degree
1 2 (22.22%) Numerate Degree
System Software
1 1 (11.11%) Docker
Systems Management
1 1 (11.11%) Opscode Chef
1 1 (11.11%) Puppet
1 1 (11.11%) Terraform
Vendors
1 2 (22.22%) CA Agile Central