Period
to 21 November 2018

The table below looks at the prevalence of the term Data Structures in permanent job vacancies advertised in Cardiff. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Structures over the 6 months to 21 November 2018 with a comparison to the same period over the previous 2 years.

Data Structures
South Wales > Cardiff
6 months to
21 Nov 2018
Same period 2017 Same period 2016
Rank 80 67 102
Rank change year-on-year -13 +35 +3
Permanent jobs citing Data Structures 14 10 10
As % of all permanent IT jobs advertised in Cardiff 1.20% 1.23% 0.73%
As % of the Miscellaneous category 3.30% 3.65% 2.18%
Number of salaries quoted 11 11 10
Cardiff median annual salary £35,000 £23,000 £36,250
Median salary % change year-on-year +52.17% -36.55% +76.83%
10th Percentile £21,250 £21,250 £32,000
90th Percentile £46,500 £42,500 £39,063
South Wales median annual salary £40,000 £24,000 £35,000
% change year-on-year +66.67% -31.43% +52.17%

Data Structures is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Cardiff with a requirement for generic IT skills.

All Generic IT Skills
Cardiff
Permanent vacancies with a requirement for generic IT skills 424 274 459
As % of all permanent IT jobs advertised in Cardiff 36.49% 33.83% 33.48%
Number of salaries quoted 359 237 425
Cardiff median annual salary £40,000 £37,500 £37,500
Median salary % change year-on-year +6.67% - +1.35%
10th Percentile £25,000 £21,250 £22,500
90th Percentile £67,500 £58,500 £62,500
South Wales median annual salary £40,000 £37,725 £37,500
% change year-on-year +6.03% +0.60% +7.14%

Data Structures
Job Vacancy Trend in Cardiff

Job postings citing Data Structures as a percentage of all IT jobs advertised in Cardiff.

Job vacancy trend for Data Structures in Cardiff

Data Structures
Salary Trend in Cardiff

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Data Structures in Cardiff.

Salary trend for Data Structures in Cardiff

Data Structures
Salary Histogram in Cardiff

The salary distribution of IT jobs citing Data Structures in Cardiff over the 6 months to 21 November 2018.

Salary histogram for Data Structures in Cardiff

For the 6 months to 21 November 2018, IT jobs citing Data Structures 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 Cardiff region with a requirement for Data Structures.

1 8 (57.14%) Java
1 8 (57.14%) Degree
1 8 (57.14%) Computer Science
2 7 (50.00%) BPMN
2 7 (50.00%) Agile Software Development
2 7 (50.00%) Retail
2 7 (50.00%) Physics
3 5 (35.71%) TypeScript
3 5 (35.71%) ES6
3 5 (35.71%) Validation
3 5 (35.71%) JavaScript
3 5 (35.71%) Git (software)
3 5 (35.71%) Mathematics
4 4 (28.57%) Business Analysis
4 4 (28.57%) Data Modelling
4 4 (28.57%) UML
4 4 (28.57%) Stakeholder Management
4 4 (28.57%) Algorithms
4 4 (28.57%) Java 8
5 3 (21.43%) Jest
5 3 (21.43%) npm
5 3 (21.43%) OOP
5 3 (21.43%) HTML
5 3 (21.43%) SQL
5 3 (21.43%) Python
5 3 (21.43%) CSS
5 3 (21.43%) Project Management
5 3 (21.43%) Requirements Analysis
5 3 (21.43%) Unit Testing
5 3 (21.43%) Continuous Integration

Data Structures
Co-occurring IT Skills in Cardiff 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:

Applications
1 1 (7.14%) Chatbot
Cloud Services
1 3 (21.43%) npm
Database & Business Intelligence
1 3 (21.43%) MongoDB
2 1 (7.14%) Relational Database
Development Applications
1 5 (35.71%) Git (software)
2 2 (14.29%) Jenkins
2 2 (14.29%) Mercurial
General
1 7 (50.00%) Retail
2 2 (14.29%) Finance
3 1 (7.14%) Automotive
3 1 (7.14%) Electronics
3 1 (7.14%) General Ledger
3 1 (7.14%) Manufacturing
3 1 (7.14%) Marketing
3 1 (7.14%) Publishing
3 1 (7.14%) Telecoms
Job Titles
1 8 (57.14%) Analyst
2 5 (35.71%) Developer
3 4 (28.57%) Business Process Analyst
3 4 (28.57%) Process Analyst
4 3 (21.43%) Business Analyst
4 3 (21.43%) Full Stack Developer
4 3 (21.43%) Technical Analyst
4 3 (21.43%) Technical Business Analyst
5 2 (14.29%) Front End Developer (Client-Side Developer)
6 1 (7.14%) Business Systems Analyst
6 1 (7.14%) Full Stack Web Developer
6 1 (7.14%) JavaScript Developer
6 1 (7.14%) Machine Learning Engineer
6 1 (7.14%) React Developer
6 1 (7.14%) Systems Analyst
6 1 (7.14%) Web Developer
Libraries, Frameworks & Software Standards
1 3 (21.43%) CSS
1 3 (21.43%) CSS3
1 3 (21.43%) HTML
1 3 (21.43%) HTML5
1 3 (21.43%) Jest
1 3 (21.43%) Node.js
1 3 (21.43%) Sass
2 2 (14.29%) Angular 2
2 2 (14.29%) AngularJS
2 2 (14.29%) Immutable.js
2 2 (14.29%) React
2 2 (14.29%) React Native
2 2 (14.29%) Redux
2 2 (14.29%) RESTful
3 1 (7.14%) Caffe
3 1 (7.14%) TensorFlow
3 1 (7.14%) Torch
Miscellaneous
1 8 (57.14%) Computer Science
2 4 (28.57%) Algorithms
3 1 (7.14%) Mobile App
Operating Systems
1 2 (14.29%) Android
1 2 (14.29%) Apple iOS
Processes & Methodologies
1 7 (50.00%) Agile Software Development
1 7 (50.00%) BPMN
1 7 (50.00%) Physics
2 5 (35.71%) Mathematics
2 5 (35.71%) Validation
3 4 (28.57%) Business Analysis
3 4 (28.57%) Data Modelling
3 4 (28.57%) Stakeholder Management
3 4 (28.57%) UML
4 3 (21.43%) Continuous Integration
4 3 (21.43%) OOP
4 3 (21.43%) Project Management
4 3 (21.43%) Requirements Analysis
4 3 (21.43%) Unit Testing
5 2 (14.29%) Android Development
5 2 (14.29%) Continuous Deployment
5 2 (14.29%) DevOps
5 2 (14.29%) Front End Development
5 2 (14.29%) iOS Development
5 2 (14.29%) Web Development
Programming Languages
1 8 (57.14%) Java
2 5 (35.71%) ES6
2 5 (35.71%) JavaScript
2 5 (35.71%) TypeScript
3 4 (28.57%) Java 8
4 3 (21.43%) Python
4 3 (21.43%) SQL
5 2 (14.29%) ES7
6 1 (7.14%) C++
6 1 (7.14%) MATLAB
6 1 (7.14%) R
6 1 (7.14%) Scala
Qualifications
1 8 (57.14%) Degree
2 1 (7.14%) PhD
Quality Assurance & Compliance
1 1 (7.14%) QA
Systems Management
1 2 (14.29%) Ansible
Vendors
1 1 (7.14%) SAP