Period
to 22 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for OO skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited OO over the 6 months to 22 November 2017 with a comparison to the same period in the previous 2 years.

Object-Oriented (OO)
Hertfordshire > Welwyn Garden City
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 19 28 33
Rank change year-on-year +9 +5 +3
Permanent jobs citing OO 26 12 7
As % of all permanent IT jobs advertised in Welwyn Garden City 11.87% 5.48% 3.14%
As % of the Processes & Methodologies category 12.75% 5.71% 3.43%
Number of salaries quoted 25 12 7
Welwyn Garden City median annual salary £45,000 £47,500 £30,000
Median salary % change year-on-year -5.26% +58.33% -31.82%
10th Percentile £32,500 £42,500 £26,500
90th Percentile £80,000 £74,500 £37,750
Hertfordshire median annual salary £52,500 £57,500 £47,500
% change year-on-year -8.70% +21.05% -

OO 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 Welwyn Garden City with a requirement for process or methodology skills.

All Process and Methodology Skills
Welwyn Garden City
Permanent vacancies with a requirement for process or methodology skills 204 210 204
As % of all permanent IT jobs advertised in Welwyn Garden City 93.15% 95.89% 91.48%
Number of salaries quoted 155 173 141
Welwyn Garden City median annual salary £40,000 £47,500 £55,000
Median salary % change year-on-year -15.79% -13.64% +29.41%
10th Percentile £31,750 £26,000 £26,750
90th Percentile £65,000 £73,250 £77,500
Hertfordshire median annual salary £47,500 £50,000 £47,500
% change year-on-year -5.00% +5.26% +2.15%

OO
Job Vacancy Trend in Welwyn Garden City

Job postings citing OO as a percentage of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for OO in Welwyn Garden City

OO
Salary Trend in Welwyn Garden City

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing OO in Welwyn Garden City.

Salary trend for OO in Welwyn Garden City

OO
Salary Histogram in Welwyn Garden City

The salary distribution of IT jobs citing OO in Welwyn Garden City over the 6 months to 22 November 2017.

Salary histogram for OO in Welwyn Garden City

For the 6 months to 22 November 2017, IT jobs citing OO 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 Welwyn Garden City region with a requirement for OO.

1 21 (80.77%) Java
2 18 (69.23%) SDLC
3 16 (61.54%) Mathematics
4 13 (50.00%) JavaScript
5 11 (42.31%) HTML
6 10 (38.46%) Computer Science
6 10 (38.46%) Degree
6 10 (38.46%) Computer Science Degree
7 9 (34.62%) Greenfield Project
7 9 (34.62%) Agile Software Development
7 9 (34.62%) Mobile App
8 8 (30.77%) Git (software)
9 7 (26.92%) Robotics
9 7 (26.92%) XML
9 7 (26.92%) XSLT
9 7 (26.92%) Eclipse
10 6 (23.08%) Python
10 6 (23.08%) Software Engineering
10 6 (23.08%) JUnit
10 6 (23.08%) CSS
11 5 (19.23%) E-Commerce
11 5 (19.23%) SOA
11 5 (19.23%) Microservices
11 5 (19.23%) Node.js
11 5 (19.23%) CSS3
11 5 (19.23%) Backbone.js
11 5 (19.23%) Sass
11 5 (19.23%) AngularJS
11 5 (19.23%) Express
11 5 (19.23%) Vue (Vue.js)

OO
Co-occurring IT Skills in Welwyn Garden City 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:

Cloud Services
1 3 (11.54%) Amazon AWS
Database & Business Intelligence
1 1 (3.85%) NoSQL
Development Applications
1 8 (30.77%) Git (software)
2 7 (26.92%) Eclipse
3 6 (23.08%) JUnit
4 5 (19.23%) gulp
4 5 (19.23%) webpack
5 3 (11.54%) Ant
5 3 (11.54%) Gradle
5 3 (11.54%) Jenkins
5 3 (11.54%) JIRA
5 3 (11.54%) Maven
6 1 (3.85%) Subversion
Job Titles
1 21 (80.77%) Developer
2 16 (61.54%) Java Developer
3 5 (19.23%) Java Software Developer
3 5 (19.23%) JavaScript Developer
3 5 (19.23%) Software Engineer
4 3 (11.54%) Development Engineer
4 3 (11.54%) Java Engineer
4 3 (11.54%) Java Software Engineer
4 3 (11.54%) Software Development Engineer
5 1 (3.85%) Graduate
5 1 (3.85%) Graduate Developer
5 1 (3.85%) Graduate Java Developer
5 1 (3.85%) Presales Engineer
5 1 (3.85%) Senior Developer
5 1 (3.85%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 11 (42.31%) HTML
2 7 (26.92%) XML
2 7 (26.92%) XSLT
3 6 (23.08%) CSS
4 5 (19.23%) AngularJS
4 5 (19.23%) Backbone.js
4 5 (19.23%) CSS3
4 5 (19.23%) Express
4 5 (19.23%) jQuery
4 5 (19.23%) Node.js
4 5 (19.23%) React
4 5 (19.23%) Sass
4 5 (19.23%) Vue (Vue.js)
5 1 (3.85%) J2EE
5 1 (3.85%) Middleware
5 1 (3.85%) SOAP
5 1 (3.85%) XSD
Miscellaneous
1 10 (38.46%) Computer Science
2 9 (34.62%) Greenfield Project
2 9 (34.62%) Mobile App
3 7 (26.92%) Robotics
4 3 (11.54%) Algorithms
4 3 (11.54%) Data Structures
Operating Systems
1 1 (3.85%) Linux
Processes & Methodologies
1 18 (69.23%) SDLC
2 16 (61.54%) Mathematics
3 9 (34.62%) Agile Software Development
4 6 (23.08%) Software Engineering
5 5 (19.23%) BEM - Block Element Modifier
5 5 (19.23%) E-Commerce
5 5 (19.23%) Front End Development
5 5 (19.23%) Microservices
5 5 (19.23%) SOA
6 3 (11.54%) ATDD
6 3 (11.54%) BDD
6 3 (11.54%) Complexity Analysis
6 3 (11.54%) DevOps
6 3 (11.54%) OOD
6 3 (11.54%) TDD
7 1 (3.85%) Customer Requirements
7 1 (3.85%) Network Management
7 1 (3.85%) OOP
7 1 (3.85%) Presales
7 1 (3.85%) Validation
Programming Languages
1 21 (80.77%) Java
2 13 (50.00%) JavaScript
3 6 (23.08%) Python
4 5 (19.23%) ES6
5 3 (11.54%) Clojure
5 3 (11.54%) F#
5 3 (11.54%) Go
5 3 (11.54%) Rust
6 1 (3.85%) C#
6 1 (3.85%) C++
6 1 (3.85%) SQL
6 1 (3.85%) XPath
Qualifications
1 10 (38.46%) Computer Science Degree
1 10 (38.46%) Degree
Quality Assurance & Compliance
1 3 (11.54%) QA
Systems Management
1 3 (11.54%) Ansible
1 3 (11.54%) Opscode Chef
1 3 (11.54%) Puppet