The following table provides summary statistics for permanent job vacancies advertised in Belfast with a requirement for CSS3 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CSS3 over the 3 months to 29 June 2017 with a comparison to the same period in the previous 2 years.

CSS 3
County Antrim > Belfast
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 31 29 32
Rank change year-on-year -2 +3  
Permanent jobs citing CSS3 2 1 4
As % of all permanent IT jobs advertised in Belfast 1.30% 0.71% 3.17%
As % of the Libraries, Frameworks & Software Standards category 2.38% 2.00% 8.70%
Number of salaries quoted 2 1 4
Belfast median annual salary £37,500 £40,000 £42,500
Median salary % change year-on-year -6.25% -5.88%  
10th Percentile £33,750 £37,500 £41,250
90th Percentile £41,250 £42,500 £43,750
County Antrim median annual salary £37,500 £40,000 £42,500
% change year-on-year -6.25% -5.88%  

CSS3 is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Belfast with a requirement for industry standards, technical specifications and software library and framework skills.

Software Library & Framework Skills
Belfast
Permanent job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 84 50 46
As % of all permanent IT job vacancies advertised in Belfast 54.55% 35.71% 36.51%
Number of salaries quoted 196 155 104
Belfast median annual salary £37,500 £40,000 £35,000
Median salary % change year-on-year -6.25% +14.28%  
10th Percentile £28,750 £30,250 £25,250
90th Percentile £100,000 £43,750 £47,500
County Antrim median annual salary £37,500 £40,000 £35,000
% change year-on-year -6.25% +14.28%  

CSS3
Job Vacancy Trend in Belfast

Job postings citing CSS3 as a percentage of all IT jobs advertised in Belfast.

Job vacancy trend for CSS3 in Belfast

CSS3
Salary Trend in Belfast

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing CSS3 in Belfast.

Salary trend for CSS3 in Belfast

For the 6 months to 29 June 2017, IT jobs citing CSS3 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 Belfast region with a requirement for CSS3.

1 5 (100.00%) HTML
1 5 (100.00%) CSS
1 5 (100.00%) HTML5
2 4 (80.00%) Agile Software Development
2 4 (80.00%) Java
2 4 (80.00%) JavaScript
3 3 (60.00%) SQL
3 3 (60.00%) Relational Database
3 3 (60.00%) Web Development
4 1 (20.00%) User Experience
4 1 (20.00%) Mobile Development
4 1 (20.00%) Progressive Enhancement
4 1 (20.00%) Responsive Web Design
4 1 (20.00%) Mobile App
4 1 (20.00%) Mobile Application Development
4 1 (20.00%) OOP
4 1 (20.00%) OO
4 1 (20.00%) HTTP

CSS3
Co-occurring IT Skills in Belfast 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:

Communications & Networking
1 1 (20.00%) HTTP
Database & Business Intelligence
1 3 (60.00%) Relational Database
Job Titles
1 4 (80.00%) Developer
2 3 (60.00%) Java Developer
2 3 (60.00%) Java Web Developer
2 3 (60.00%) Web Developer
3 1 (20.00%) JavaScript Developer
3 1 (20.00%) Mobile Engineer
Libraries, Frameworks & Software Standards
1 5 (100.00%) CSS
1 5 (100.00%) HTML
1 5 (100.00%) HTML5
Miscellaneous
1 1 (20.00%) Mobile App
1 1 (20.00%) User Experience
Processes & Methodologies
1 4 (80.00%) Agile Software Development
2 3 (60.00%) Web Development
3 1 (20.00%) Mobile Application Development
3 1 (20.00%) Mobile Development
3 1 (20.00%) OO
3 1 (20.00%) OOP
3 1 (20.00%) Progressive Enhancement
3 1 (20.00%) Responsive Web Design
Programming Languages
1 4 (80.00%) Java
1 4 (80.00%) JavaScript
2 3 (60.00%) SQL