The following table provides summary statistics for permanent job vacancies advertised in Liverpool 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 27 June 2017 with a comparison to the same period in the previous 2 years.

Open Source
Merseyside / Liverpool
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 50 52 39
Rank change year-on-year +2 -13  
Permanent jobs citing Open Source 2 5 13
As % of all permanent IT jobs advertised in Liverpool 0.52% 1.23% 3.24%
As % of the Processes & Methodologies category 0.56% 1.49% 3.85%
Number of salaries quoted 1 4 0
Median salary £42,500 £38,750 -
Median salary % change year-on-year +9.67% -  
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 Liverpool with a requirement for process and methodology skills.

Process & Methodology Skills
Liverpool
Permanent job vacancies with a requirement for process and methodology skills 357 336 338
As % of all permanent IT job vacancies advertised in Liverpool 92.25% 82.96% 84.29%
Number of salaries quoted 253 265 245
Median salary £40,000 £40,000 £43,500
Median salary % change year-on-year - -8.04%  
90% offered a salary of more than £30,000 £30,500 £28,200
10% offered a salary of more than £67,500 £60,000 £65,000
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

Open Source
Job Vacancy Trend in Liverpool

The job posting trend of jobs advertised in Liverpool 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 Liverpool

Open Source
Salary Trend in Liverpool

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

Salary trend for Open Source in Liverpool

For the 6 months to 27 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 Liverpool region with a requirement for Open Source.

1 12 (75.00%) Agile Software Development
1 12 (75.00%) TDD
1 12 (75.00%) SDLC
2 11 (68.75%) Analytical Skills
2 11 (68.75%) RESTful
3 9 (56.25%) LAMP
3 9 (56.25%) PHP
3 9 (56.25%) OOP
3 9 (56.25%) Microservices
3 9 (56.25%) SOLID
3 9 (56.25%) Node.js
3 9 (56.25%) Domain-Driven Design
4 5 (31.25%) Finance
4 5 (31.25%) Hedge funds
4 5 (31.25%) Banking
4 5 (31.25%) Investment Banking
5 4 (25.00%) Java
5 4 (25.00%) JavaScript
6 3 (18.75%) SQL
6 3 (18.75%) CSS
6 3 (18.75%) Web Services
6 3 (18.75%) Scrum
6 3 (18.75%) HTML
6 3 (18.75%) Cucumber
6 3 (18.75%) BDD
6 3 (18.75%) Git (software)
6 3 (18.75%) Test Automation
6 3 (18.75%) Continuous Integration
6 3 (18.75%) Kanban
6 3 (18.75%) Data Analytics

Open Source
Co-occurring IT Skills in Liverpool 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 (12.50%) nginx
2 1 (6.25%) CMS
2 1 (6.25%) Elasticsearch
2 1 (6.25%) Oracle Service Bus
2 1 (6.25%) Oracle SOA Suite
2 1 (6.25%) WebLogic
Database & Business Intelligence
1 2 (12.50%) MongoDB
1 2 (12.50%) PostgreSQL
2 1 (6.25%) NoSQL
Development Applications
1 3 (18.75%) Cucumber
1 3 (18.75%) Git (software)
2 2 (12.50%) RSpec
2 2 (12.50%) Subversion
3 1 (6.25%) Jenkins
3 1 (6.25%) Selenium
General
1 5 (31.25%) Banking
1 5 (31.25%) Finance
1 5 (31.25%) Investment Banking
Job Titles
1 13 (81.25%) Developer
2 9 (56.25%) PHP Developer
3 2 (12.50%) Java Developer
3 2 (12.50%) LAMP Developer
3 2 (12.50%) PHP LAMP Developer
3 2 (12.50%) Software Engineer
4 1 (6.25%) Development Manager
4 1 (6.25%) Java Software Developer
4 1 (6.25%) Lead Developer
4 1 (6.25%) Oracle Developer
4 1 (6.25%) Software Developer
4 1 (6.25%) Technical Developer
4 1 (6.25%) Technical Leader
Libraries, Frameworks & Software Standards
1 11 (68.75%) RESTful
2 9 (56.25%) LAMP
2 9 (56.25%) Node.js
3 3 (18.75%) CSS
3 3 (18.75%) HTML
3 3 (18.75%) Web Services
4 2 (12.50%) .NET
4 2 (12.50%) Ajax
4 2 (12.50%) AngularJS
4 2 (12.50%) HTML5
4 2 (12.50%) jQuery
4 2 (12.50%) Kafka
4 2 (12.50%) Phusion Passenger
4 2 (12.50%) React
4 2 (12.50%) Ruby on Rails
4 2 (12.50%) SOAP
5 1 (6.25%) Dropwizard
5 1 (6.25%) Ember.js
5 1 (6.25%) REST
5 1 (6.25%) Spring Boot
Miscellaneous
1 11 (68.75%) Analytical Skills
2 5 (31.25%) Hedge funds
3 2 (12.50%) N-Tier
4 1 (6.25%) Greenfield Project
Operating Systems
1 2 (12.50%) Linux
1 2 (12.50%) Ubuntu
Processes & Methodologies
1 12 (75.00%) Agile Software Development
1 12 (75.00%) SDLC
1 12 (75.00%) TDD
2 9 (56.25%) Domain-Driven Design
2 9 (56.25%) Microservices
2 9 (56.25%) OOP
2 9 (56.25%) SOLID
3 3 (18.75%) Analytics
3 3 (18.75%) BDD
3 3 (18.75%) Continuous Integration
3 3 (18.75%) Data Analytics
3 3 (18.75%) DevOps
3 3 (18.75%) Kanban
3 3 (18.75%) Re-Platforming
3 3 (18.75%) Scrum
3 3 (18.75%) Test Automation
4 2 (12.50%) Integration Testing
4 2 (12.50%) Pair Programming
4 2 (12.50%) Software Engineering
4 2 (12.50%) User Acceptance Testing
Programming Languages
1 9 (56.25%) PHP
2 4 (25.00%) Java
2 4 (25.00%) JavaScript
3 3 (18.75%) SQL
4 2 (12.50%) C#
4 2 (12.50%) C++
4 2 (12.50%) Ruby
4 2 (12.50%) Smalltalk
4 2 (12.50%) VB.NET
Quality Assurance & Compliance
1 2 (12.50%) QA
Systems Management
1 2 (12.50%) Puppet
2 1 (6.25%) Ansible
Vendors
1 1 (6.25%) Microsoft
1 1 (6.25%) Oracle