Period
to 25 February 2018

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 25 February 2018 with a comparison to the same period in the previous 2 years.

Object-Oriented (OO)
Hertfordshire > Welwyn Garden City
6 months to
25 Feb 2018
Same period 2017 Same period 2016
Rank 36 21 30
Rank change year-on-year -15 +9 -1
Permanent jobs citing OO 18 11 7
As % of all permanent IT jobs advertised in Welwyn Garden City 5.19% 5.37% 4.09%
As % of the Processes & Methodologies category 5.44% 5.79% 4.46%
Number of salaries quoted 17 11 5
Welwyn Garden City median annual salary £55,000 £50,000 £32,500
Median salary % change year-on-year +10.00% +53.85% +2.36%
10th Percentile £32,500 £42,500 £26,000
90th Percentile £75,000 £70,000 £77,500
Hertfordshire median annual salary £55,000 £57,500 £47,500
% change year-on-year -4.35% +21.05% -5.00%

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 331 190 157
As % of all permanent IT jobs advertised in Welwyn Garden City 95.39% 92.68% 91.81%
Number of salaries quoted 153 161 114
Welwyn Garden City median annual salary £45,000 £45,000 £52,500
Median salary % change year-on-year - -14.29% +23.53%
10th Percentile £25,500 £25,500 £26,750
90th Percentile £69,800 £75,000 £100,000
Hertfordshire median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -5.26%

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 25 February 2018.

Salary histogram for OO in Welwyn Garden City

For the 6 months to 25 February 2018, IT jobs citing OO 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 Welwyn Garden City region with a requirement for OO.

1 15 (83.33%) Java
2 13 (72.22%) SDLC
3 11 (61.11%) Mobile App
4 10 (55.56%) Mathematics
5 8 (44.44%) Computer Science
5 8 (44.44%) Degree
5 8 (44.44%) Computer Science Degree
6 7 (38.89%) JavaScript
6 7 (38.89%) XML
6 7 (38.89%) XSLT
7 6 (33.33%) Python
7 6 (33.33%) Eclipse
7 6 (33.33%) HTML
7 6 (33.33%) JUnit
7 6 (33.33%) Agile Software Development
8 4 (22.22%) Content Management
8 4 (22.22%) Marketing
8 4 (22.22%) Android
8 4 (22.22%) Sitecore CMS
8 4 (22.22%) Sitecore
8 4 (22.22%) Enterprise Content Management
8 4 (22.22%) Information Architecture
8 4 (22.22%) Social Media
8 4 (22.22%) Apple iOS
8 4 (22.22%) REST
8 4 (22.22%) Web Services
8 4 (22.22%) CMS
8 4 (22.22%) Kotlin
8 4 (22.22%) Core Data
8 4 (22.22%) Continuous Deployment

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:

Application Platforms
1 4 (22.22%) CMS
1 4 (22.22%) Sitecore CMS
Development Applications
1 6 (33.33%) Eclipse
1 6 (33.33%) JUnit
2 4 (22.22%) CocoaPods
2 4 (22.22%) Crashlytics
General
1 4 (22.22%) Marketing
Job Titles
1 18 (100.00%) Developer
2 11 (61.11%) Java Developer
3 4 (22.22%) Android Developer
3 4 (22.22%) Applications Developer
3 4 (22.22%) iOS Android Developer
3 4 (22.22%) iOS Developer
3 4 (22.22%) Lead Android Developer
3 4 (22.22%) Lead Developer
3 4 (22.22%) Lead iOS Developer
3 4 (22.22%) Mobile Applications Developer
3 4 (22.22%) Mobile Developer
4 3 (16.67%) Java Software Developer
4 3 (16.67%) Senior Developer
5 2 (11.11%) Senior Software Developer
5 2 (11.11%) Software Developer
6 1 (5.56%) Graduate
6 1 (5.56%) Graduate Developer
6 1 (5.56%) Graduate Java Developer
Libraries, Frameworks & Software Standards
1 7 (38.89%) XML
1 7 (38.89%) XSLT
2 6 (33.33%) HTML
3 4 (22.22%) Core Data
3 4 (22.22%) JSON
3 4 (22.22%) REST
3 4 (22.22%) Web Services
4 3 (16.67%) React Native
4 3 (16.67%) Software Packaging
5 1 (5.56%) CSS
5 1 (5.56%) SOAP
5 1 (5.56%) XSD
Miscellaneous
1 11 (61.11%) Mobile App
2 8 (44.44%) Computer Science
3 4 (22.22%) Greenfield Project
3 4 (22.22%) Social Media
3 4 (22.22%) User Experience
4 3 (16.67%) Robotics
Operating Systems
1 4 (22.22%) Android
1 4 (22.22%) Apple iOS
Processes & Methodologies
1 13 (72.22%) SDLC
2 10 (55.56%) Mathematics
3 6 (33.33%) Agile Software Development
4 4 (22.22%) Android Development
4 4 (22.22%) Content Management
4 4 (22.22%) Continuous Deployment
4 4 (22.22%) Digital Marketing
4 4 (22.22%) Enterprise Content Management
4 4 (22.22%) Information Architecture
4 4 (22.22%) iOS Development
5 3 (16.67%) Coaching
5 3 (16.67%) Mobile Application Development
5 3 (16.67%) Software Engineering
5 3 (16.67%) Systems Analysis
5 3 (16.67%) Web Application Development
Programming Languages
1 15 (83.33%) Java
2 7 (38.89%) JavaScript
3 6 (33.33%) Python
4 4 (22.22%) Apple Swift
4 4 (22.22%) Kotlin
5 1 (5.56%) SQL
5 1 (5.56%) XPath
Qualifications
1 8 (44.44%) Computer Science Degree
1 8 (44.44%) Degree
Vendors
1 4 (22.22%) Sitecore