The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire 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 24 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Open Source
East of England / Hertfordshire
Rank 87 72 113
Rank change year-on-year -15 +41  
Permanent jobs citing Open Source 56 91 44
As % of all permanent IT jobs advertised in Hertfordshire 2.55% 3.54% 1.90%
As % of the Processes & Methodologies category 2.90% 4.10% 2.33%
Number of salaries quoted 45 70 36
Median salary £55,000 £56,250 £45,000
Median salary % change year-on-year -2.22% +25.00%  
90% offered a salary of more than £40,000 £40,000 £35,250
10% offered a salary of more than £69,500 £90,000 £83,500
UK excluding London median salary £45,000 £45,000 £45,000

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 Hertfordshire with a requirement for process and methodology skills.

Process & Methodology Skills
Hertfordshire
Permanent job vacancies with a requirement for process and methodology skills 1933 2219 1885
As % of all permanent IT job vacancies advertised in Hertfordshire 87.90% 86.28% 81.50%
Number of salaries quoted 1602 1783 1471
Median salary £50,000 £52,135 £50,000
Median salary % change year-on-year -4.09% +4.27%  
90% offered a salary of more than £32,500 £32,500 £32,500
10% offered a salary of more than £70,000 £70,000 £75,000
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

Open Source
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire 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 Hertfordshire

Open Source
Salary Trend in Hertfordshire

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

Salary trend for Open Source in Hertfordshire

Open Source
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing Open Source in Hertfordshire over the 3 months to 24 March 2017.

Salary histogram for Open Source in Hertfordshire

Open Source
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Open Source within the Hertfordshire region over the 3 months to 24 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Welwyn Garden City +2 12 £45,000 -55.00%
Hatfield -12 11 £60,000 +14.28% 3
Watford - 11 £35,000 - 1
St Albans -16 2 £40,000 -33.33%
Stevenage - 2 £52,500 -
Hemel Hempstead - 2 £72,500 -
Open Source
East of England

Open Source
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 24 March 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 Hertfordshire region with a requirement for Open Source.

1 75 (72.12%) Linux
2 55 (52.88%) DevOps
3 53 (50.96%) Agile Software Development
4 46 (44.23%) C#
5 45 (43.27%) .NET
5 45 (43.27%) MVC
6 41 (39.42%) ASP.NET
6 41 (39.42%) Git (software)
7 40 (38.46%) ASP.NET MVC
7 40 (38.46%) Continuous Integration
8 39 (37.50%) Office 365
8 39 (37.50%) SharePoint
8 39 (37.50%) Mobile Development
9 38 (36.54%) SQL
10 34 (32.69%) JavaScript
11 33 (31.73%) Middleware
11 33 (31.73%) Selenium
12 32 (30.77%) HTML
13 31 (29.81%) Amazon AWS
13 31 (29.81%) AngularJS
14 30 (28.85%) SOA
15 29 (27.88%) Oracle
15 29 (27.88%) ASP.NET Web API
16 28 (26.92%) CSS
16 28 (26.92%) HTML5
17 27 (25.96%) jQuery
17 27 (25.96%) Automated Testing
18 26 (25.00%) Advertising
18 26 (25.00%) Degree
19 25 (24.04%) Puppet

Open Source
Top Related IT Skills in Hertfordshire 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 39 (37.50%) SharePoint
2 23 (22.12%) Oracle SOA Suite
3 22 (21.15%) Oracle Service Bus
4 12 (11.54%) IIS
4 12 (11.54%) Tomcat
5 10 (9.62%) Apache
5 10 (9.62%) Confluence
6 6 (5.77%) WebLogic
7 4 (3.85%) CMS
8 3 (2.88%) BizTalk Server
9 2 (1.92%) Drupal
9 2 (1.92%) JBoss
9 2 (1.92%) NServiceBus
9 2 (1.92%) OpenStack
Applications
1 5 (4.81%) MS Excel
2 3 (2.88%) MS PowerPoint
2 3 (2.88%) MS Visio
Business Applications
1 1 (0.96%) Magento
Cloud Services
1 39 (37.50%) Office 365
2 31 (29.81%) Amazon AWS
3 4 (3.85%) AdWords
3 4 (3.85%) Google Analytics
4 3 (2.88%) G Suite
4 3 (2.88%) Microsoft Azure
5 1 (0.96%) Google Cloud Platform
5 1 (0.96%) SaaS
Communications & Networking
1 12 (11.54%) SAN
2 3 (2.88%) DNS
2 3 (2.88%) Firewall
3 1 (0.96%) HTTP
3 1 (0.96%) VoIP
Database & Business Intelligence
1 12 (11.54%) SQL Server
2 9 (8.65%) MySQL
3 7 (6.73%) Redis
4 6 (5.77%) PostgreSQL
5 4 (3.85%) NoSQL
6 1 (0.96%) Apache Cassandra
6 1 (0.96%) Data Warehouse
6 1 (0.96%) MongoDB
6 1 (0.96%) Relational Database
Development Applications
1 41 (39.42%) Git (software)
2 33 (31.73%) Selenium
3 25 (24.04%) NUnit
4 24 (23.08%) Subversion
5 23 (22.12%) Jasmine
5 23 (22.12%) MSTest
6 22 (21.15%) VSS/SourceSafe
7 17 (16.35%) TeamCity
8 11 (10.58%) Cucumber
9 10 (9.62%) JBehave
9 10 (9.62%) Jenkins
9 10 (9.62%) JIRA
9 10 (9.62%) JUnit
9 10 (9.62%) Maven
9 10 (9.62%) SoapUI
9 10 (9.62%) WebDriver
10 6 (5.77%) Atlassian Bamboo
10 6 (5.77%) GitLab
10 6 (5.77%) Visual Studio Team System
11 4 (3.85%) Robot Framework
General
1 26 (25.00%) Advertising
2 18 (17.31%) Finance
3 16 (15.38%) Marketing
4 4 (3.85%) Games
5 2 (1.92%) Back Office
5 2 (1.92%) Law
5 2 (1.92%) Legal
5 2 (1.92%) Pharmaceutical
5 2 (1.92%) Retail
6 1 (0.96%) Banking
6 1 (0.96%) Manufacturing
6 1 (0.96%) Publishing
Job Titles
1 48 (46.15%) Developer
2 30 (28.85%) C# Developer
2 30 (28.85%) Senior Developer
3 29 (27.88%) .NET Developer
3 29 (27.88%) C# .NET Developer
4 28 (26.92%) Senior .NET Developer
4 28 (26.92%) Senior C# .NET Developer
4 28 (26.92%) Senior C# Developer
5 27 (25.96%) ASP.NET Developer
5 27 (25.96%) ASP.NET MVC Developer
5 27 (25.96%) C# ASP.NET Developer
5 27 (25.96%) Senior ASP.NET Developer
5 27 (25.96%) Senior ASP.NET MVC Developer
5 27 (25.96%) Senior C# ASP.NET Developer
6 18 (17.31%) C# Software Developer
6 18 (17.31%) Software Engineer
7 17 (16.35%) .NET Software Developer
7 17 (16.35%) .NET Software Engineer
7 17 (16.35%) C# Software Engineer
7 17 (16.35%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 45 (43.27%) .NET
2 41 (39.42%) ASP.NET
3 40 (38.46%) ASP.NET MVC
4 33 (31.73%) Middleware
5 32 (30.77%) HTML
6 31 (29.81%) AngularJS
7 29 (27.88%) ASP.NET Web API
8 28 (26.92%) CSS
8 28 (26.92%) HTML5
9 27 (25.96%) jQuery
10 24 (23.08%) CSS3
10 24 (23.08%) Twitter Bootstrap
11 23 (22.12%) KnockoutJS
12 17 (16.35%) PhoneGap
13 16 (15.38%) LAMP
14 11 (10.58%) Gherkin
14 11 (10.58%) RESTful
14 11 (10.58%) Spring
15 10 (9.62%) Hibernate
16 6 (5.77%) Ruby on Rails
Miscellaneous
1 23 (22.12%) Computer Science
1 23 (22.12%) User Experience
2 18 (17.31%) Mobile App
3 6 (5.77%) Enterprise Software
4 4 (3.85%) Analytical Skills
4 4 (3.85%) Social Media
5 3 (2.88%) Management Information System
6 1 (0.96%) BBC
6 1 (0.96%) Public Cloud
6 1 (0.96%) Smart Home
Operating Systems
1 75 (72.12%) Linux
2 12 (11.54%) CentOS
2 12 (11.54%) Red Hat Enterprise Linux
2 12 (11.54%) Windows
3 5 (4.81%) Solaris
3 5 (4.81%) Unix
4 3 (2.88%) Ubuntu
5 2 (1.92%) CoreOS
5 2 (1.92%) Debian
6 1 (0.96%) Android
6 1 (0.96%) Apple iOS
Processes & Methodologies
1 55 (52.88%) DevOps
2 53 (50.96%) Agile Software Development
3 45 (43.27%) MVC
4 40 (38.46%) Continuous Integration
5 39 (37.50%) Mobile Development
6 30 (28.85%) SOA
7 27 (25.96%) Automated Testing
8 25 (24.04%) Continuous Deployment
8 25 (24.04%) ITIL
9 24 (23.08%) OO
9 24 (23.08%) Translating Business Requirements
10 23 (22.12%) OOD
11 22 (21.15%) Refactoring
11 22 (21.15%) Scrum
11 22 (21.15%) SOLID
12 20 (19.23%) Software Engineering
13 19 (18.27%) Continuous Delivery
14 18 (17.31%) Mobile Application Development
15 14 (13.46%) Web Development
16 12 (11.54%) Kanban
Programming Languages
1 46 (44.23%) C#
2 38 (36.54%) SQL
3 34 (32.69%) JavaScript
4 19 (18.27%) Java
5 12 (11.54%) Ruby
6 10 (9.62%) Python
7 5 (4.81%) Bash Shell
7 5 (4.81%) PHP
8 4 (3.85%) TypeScript
9 3 (2.88%) Go
9 3 (2.88%) PowerShell
9 3 (2.88%) Rust
10 1 (0.96%) Perl
Qualifications
1 26 (25.00%) Degree
Quality Assurance & Compliance
1 12 (11.54%) QA
2 1 (0.96%) SDET
System Software
1 12 (11.54%) Active Directory
2 9 (8.65%) Docker
3 6 (5.77%) Dovecot
4 2 (1.92%) Ceph
Systems Management
1 25 (24.04%) Puppet
2 6 (5.77%) HAProxy
3 4 (3.85%) Ansible
4 3 (2.88%) Grafana
4 3 (2.88%) Terraform
5 2 (1.92%) Opscode Chef
6 1 (0.96%) Kubernetes
Vendors
1 29 (27.88%) Oracle
2 24 (23.08%) Microsoft
2 24 (23.08%) Xamarin
3 17 (16.35%) Salesforce.com
3 17 (16.35%) Sitecore
4 14 (13.46%) Red Hat
5 13 (12.50%) Atlassian
6 9 (8.65%) Google
6 9 (8.65%) IBM
7 5 (4.81%) Sun
8 4 (3.85%) Facebook
8 4 (3.85%) Twitter
9 3 (2.88%) MuleSoft
9 3 (2.88%) TIBCO
9 3 (2.88%) WSO2
10 2 (1.92%) NetApp
10 2 (1.92%) Rackspace
11 1 (0.96%) Apple
11 1 (0.96%) Virgin Media
11 1 (0.96%) Zend
Watford, Hertfordshire
Venturi
Salary: £30000 - £40000 per annum
Posted: 3 days ago
Hatfield
Ocado Technology
Salary: competitive salary
Posted: 5 days ago
Hatfield, Hertfordshire
JM
Salary: £45000 - £60000 per annum + benefits, bonus
Posted: 4 days ago
Hatfield, Hertfordshire
Networking People
Salary: £40000 - £45000 per annum + bens
Posted: 3 days ago
Hitchin
Recruitment Genius Ltd
Salary: £40000 - £65000 per annum
Posted: 15 days ago
Welwyn, Hertfordshire
Anonymous Recruiter
Salary: Salary depends on experience
Posted: 22 days ago