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 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

Open Source
Cheshire / Chester
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 24 29 28
Rank change year-on-year +5 -1  
Permanent jobs citing Open Source 8 6 8
As % of all permanent IT jobs advertised in Chester 5.23% 3.37% 4.30%
As % of the Processes & Methodologies category 6.61% 4.00% 4.73%
Number of salaries quoted 8 6 7
Median salary £30,750 £29,000 £26,041
Median salary % change year-on-year +6.03% +11.36%  
90% offered a salary of more than £29,000 £26,750 £25,025
10% offered a salary of more than £62,500 £29,000 £37,000
UK excluding London median salary £47,500 £47,500 £45,000
% change year-on-year - +5.55%  

Open Source is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Chester with a requirement for process and methodology skills.

Process & Methodology Skills
Chester
Permanent job vacancies with a requirement for process and methodology skills 121 150 169
As % of all permanent IT job vacancies advertised in Chester 79.08% 84.27% 90.86%
Number of salaries quoted 110 137 108
Median salary £40,000 £37,500 £40,000
Median salary % change year-on-year +6.66% -6.25%  
90% offered a salary of more than £30,000 £27,500 £29,000
10% offered a salary of more than £52,500 £47,500 £55,000
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

Open Source
Job Vacancy Trend in Chester

The job posting trend of jobs advertised in Chester citing Open Source as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

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 3 months to 26 June 2017.

Salary histogram for Open Source in Chester

For the 6 months to 26 June 2017, IT jobs citing Open Source also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Chester region with a requirement for Open Source.

1 10 (90.91%) JavaScript
2 9 (81.82%) Web Development
3 7 (63.64%) Django
3 7 (63.64%) Python
3 7 (63.64%) DevOps
4 6 (54.55%) Linux
5 3 (27.27%) HTML5
5 3 (27.27%) CSS
5 3 (27.27%) HTML
5 3 (27.27%) MySQL
6 2 (18.18%) Java
6 2 (18.18%) PHP
6 2 (18.18%) jQuery
7 1 (9.09%) REST
7 1 (9.09%) CSS3
7 1 (9.09%) KnockoutJS
7 1 (9.09%) Jasmine
7 1 (9.09%) Big Data
7 1 (9.09%) Big Data Analytics
7 1 (9.09%) Talend
7 1 (9.09%) Hortonworks
7 1 (9.09%) Cloudera
7 1 (9.09%) Kafka
7 1 (9.09%) Apache Flume
7 1 (9.09%) Data Analytics
7 1 (9.09%) Bitbucket
7 1 (9.09%) AngularJS
7 1 (9.09%) Analytics
7 1 (9.09%) Gradle
7 1 (9.09%) Jenkins

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 1 (9.09%) Apache Spark
Cloud Services
1 1 (9.09%) Amazon AWS
Communications & Networking
1 1 (9.09%) HTTP
Database & Business Intelligence
1 3 (27.27%) MySQL
2 1 (9.09%) Big Data
2 1 (9.09%) Hadoop
2 1 (9.09%) NoSQL
2 1 (9.09%) Pentaho
2 1 (9.09%) PostgreSQL
2 1 (9.09%) SQL Server
Development Applications
1 1 (9.09%) Bitbucket
1 1 (9.09%) Git (software)
1 1 (9.09%) Gradle
1 1 (9.09%) Jasmine
1 1 (9.09%) Jenkins
1 1 (9.09%) Talend Open Studio
Job Titles
1 10 (90.91%) Developer
2 7 (63.64%) Python Developer
3 2 (18.18%) HTML CSS Developer
3 2 (18.18%) HTML Developer
3 2 (18.18%) JavaScript Developer
3 2 (18.18%) MySQL Developer
3 2 (18.18%) PHP Developer
3 2 (18.18%) PHP MySQL Developer
3 2 (18.18%) PHP Web Developer
3 2 (18.18%) Web Developer
4 1 (9.09%) Java Developer
4 1 (9.09%) Java Software Developer
4 1 (9.09%) Software Developer
Libraries, Frameworks & Software Standards
1 7 (63.64%) Django
2 3 (27.27%) CSS
2 3 (27.27%) HTML
2 3 (27.27%) HTML5
3 2 (18.18%) jQuery
4 1 (9.09%) AngularJS
4 1 (9.09%) CSS3
4 1 (9.09%) EJB
4 1 (9.09%) Hibernate
4 1 (9.09%) JSP
4 1 (9.09%) Kafka
4 1 (9.09%) KnockoutJS
4 1 (9.09%) REST
4 1 (9.09%) Servlets
4 1 (9.09%) SOAP
4 1 (9.09%) Spring
Miscellaneous
1 1 (9.09%) Analytical Skills
1 1 (9.09%) User Experience
Operating Systems
1 6 (54.55%) Linux
Processes & Methodologies
1 9 (81.82%) Web Development
2 7 (63.64%) DevOps
3 1 (9.09%) Agile Software Development
3 1 (9.09%) Analytics
3 1 (9.09%) BDD
3 1 (9.09%) Big Data Analytics
3 1 (9.09%) Data Analytics
3 1 (9.09%) ETL
3 1 (9.09%) SDLC
3 1 (9.09%) TDD
3 1 (9.09%) Test Automation
Programming Languages
1 10 (90.91%) JavaScript
2 7 (63.64%) Python
3 2 (18.18%) Java
3 2 (18.18%) PHP
4 1 (9.09%) C#
System Software
1 1 (9.09%) Apache Flume
Vendors
1 1 (9.09%) Cloudera
1 1 (9.09%) Google
1 1 (9.09%) Hortonworks
1 1 (9.09%) IBM
1 1 (9.09%) Informatica
1 1 (9.09%) Microsoft
1 1 (9.09%) Oracle
1 1 (9.09%) Talend