Period
to 19 September 2018

The table below looks at the prevalence of the term Data Structures in contract job vacancies advertised in Northern Ireland. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Structures over the 6 months to 19 September 2018 with a comparison to the same period over the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Data Structures
UK > Northern Ireland
6 months to
19 Sep 2018
Same period 2017 Same period 2016
Rank 41 21 -
Rank change year-on-year -20 - +24
Contract jobs citing Data Structures 9 101 0
As % of all contract IT jobs advertised in Northern Ireland 2.31% 15.49% -
As % of the Miscellaneous category 5.42% 27.22% -
Number of daily rates quoted 8 97 0
Northern Ireland median daily rate £468 £413 -
Median daily rate % change year-on-year +13.33% - -
UK median daily rate £500 £450 £425
% change year-on-year +11.11% +5.88% -5.56%
Number of hourly rates quoted 0 0 0
Northern Ireland median hourly rate - - -
UK median hourly rate £37.09 £35.00 £43.50
% change year-on-year +5.97% -19.54% +2.35%

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

All Generic IT Skills
Northern Ireland
Contract vacancies with a requirement for generic IT skills 166 371 83
As % of all contract IT jobs advertised in Northern Ireland 42.67% 56.90% 34.58%
Number of daily rates quoted 112 313 34
Northern Ireland median daily rate £432 £413 £338
Median daily rate % change year-on-year +4.61% +22.22% +24.42%
10th Percentile £254 £302 £116
90th Percentile £515 £475 £551
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +3.54%
Number of hourly rates quoted 13 1 7
Northern Ireland median hourly rate £35.00 £14.56 £16.00
Median hourly rate % change year-on-year +140.38% -9.00% -50.00%
10th Percentile £11.85 £14.56 £10.00
90th Percentile £40.40 £14.56 £19.70
UK median hourly rate £21.50 £21.16 £20.67
% change year-on-year +1.63% +2.35% +11.73%

Data Structures
Job Vacancy Trend in Northern Ireland

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

Job vacancy trend for Data Structures in Northern Ireland

Data Structures
Contractor Daily Rate Trend in Northern Ireland

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Data Structures in Northern Ireland.

Contractor daily rate trend for Data Structures in Northern Ireland

Data Structures
Contractor Daily Rate Histogram in Northern Ireland

The daily rate distribution of IT jobs citing Data Structures in Northern Ireland over the 6 months to 19 September 2018.

Contractor daily rate histogram for Data Structures in Northern Ireland

Data Structures
Contract Job Locations in Northern Ireland

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Data Structures within the Northern Ireland region over the 6 months to 19 September 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
County Antrim -16 9 £468 +13.33% 4
Data Structures
UK

For the 6 months to 19 September 2018, IT contractor 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 contract job ads across the Northern Ireland region with a requirement for Data Structures.

1 9 (100.00%) Java
1 9 (100.00%) OO
2 6 (66.67%) Electronic Trading
3 5 (55.56%) Low Latency
3 5 (55.56%) Front Office
3 5 (55.56%) Finance
3 5 (55.56%) Banking
3 5 (55.56%) OOP
4 4 (44.44%) Agile Software Development
4 4 (44.44%) Multithreading
4 4 (44.44%) Functional Programming
5 3 (33.33%) Algorithms
5 3 (33.33%) Problem-Solving
6 2 (22.22%) SQL
6 2 (22.22%) JUnit
6 2 (22.22%) Unix
6 2 (22.22%) Linux
6 2 (22.22%) TDD
6 2 (22.22%) Hibernate
6 2 (22.22%) Equities
6 2 (22.22%) MVC
6 2 (22.22%) ActiveMQ
6 2 (22.22%) Spring
6 2 (22.22%) Zuul
6 2 (22.22%) Spring Boot
6 2 (22.22%) SOLID
6 2 (22.22%) Kafka
6 2 (22.22%) Jenkins
6 2 (22.22%) Akka
6 2 (22.22%) Unit Testing

Data Structures
Co-occurring IT Skills in Northern Ireland 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 1 (11.11%) npm
1 1 (11.11%) Yarn
Database & Business Intelligence
1 1 (11.11%) SQL Server
1 1 (11.11%) SQL Server 2014
Development Applications
1 2 (22.22%) Git (software)
1 2 (22.22%) Jenkins
1 2 (22.22%) JUnit
1 2 (22.22%) TeamCity
2 1 (11.11%) Bitbucket
2 1 (11.11%) Maven
2 1 (11.11%) SonarQube
General
1 5 (55.56%) Banking
1 5 (55.56%) Finance
1 5 (55.56%) Front Office
Job Titles
1 9 (100.00%) Developer
1 9 (100.00%) Java Developer
2 4 (44.44%) Senior Developer
2 4 (44.44%) Senior Java Developer
3 3 (33.33%) Front Office Developer
4 1 (11.11%) Report Developer
Libraries, Frameworks & Software Standards
1 2 (22.22%) ActiveMQ
1 2 (22.22%) Akka
1 2 (22.22%) Hibernate
1 2 (22.22%) Kafka
1 2 (22.22%) Spring
1 2 (22.22%) Spring Boot
1 2 (22.22%) Zuul
2 1 (11.11%) HTML
2 1 (11.11%) HTML5
2 1 (11.11%) React
2 1 (11.11%) Redux
2 1 (11.11%) TIBCO EMS
2 1 (11.11%) WPF
Miscellaneous
1 3 (33.33%) Algorithms
2 2 (22.22%) Equities
3 1 (11.11%) Greenfield Project
Operating Systems
1 2 (22.22%) Linux
1 2 (22.22%) Unix
Processes & Methodologies
1 9 (100.00%) OO
2 6 (66.67%) Electronic Trading
3 5 (55.56%) Low Latency
3 5 (55.56%) OOP
4 4 (44.44%) Agile Software Development
4 4 (44.44%) Functional Programming
4 4 (44.44%) Multithreading
5 3 (33.33%) Problem-Solving
6 2 (22.22%) Continuous Integration
6 2 (22.22%) MVC
6 2 (22.22%) SOLID
6 2 (22.22%) TDD
6 2 (22.22%) Test Automation
6 2 (22.22%) Unit Testing
7 1 (11.11%) Garbage Collection
7 1 (11.11%) Index Arbitrage
7 1 (11.11%) Market Making
7 1 (11.11%) OOA/OOD
Programming Languages
1 9 (100.00%) Java
2 2 (22.22%) SQL
3 1 (11.11%) C#
3 1 (11.11%) C++
3 1 (11.11%) ES6
3 1 (11.11%) Java 8
3 1 (11.11%) JavaScript
3 1 (11.11%) Python
3 1 (11.11%) TypeScript
Vendors
1 1 (11.11%) IBM
1 1 (11.11%) TIBCO