Data Structures Contracts in Northern Ireland

Data Structures
UK > Northern Ireland

The table below looks at the prevalence of the term Data Structures in contract job vacancies in Northern Ireland. Included is a benchmarking guide to the contractor rates offered in vacancies that cited Data Structures over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 28 22 29
Rank change year-on-year -6 +7 -2
Contract jobs citing Data Structures 4 2 4
As % of all contract jobs advertised in Northern Ireland 2.52% 1.34% 1.98%
As % of the Miscellaneous category 5.41% 5.13% 6.56%
Number of daily rates quoted 4 2 0
10th Percentile £483 - -
25th Percentile £494 - -
Median daily rate (50th Percentile) £500 £500 -
75th Percentile £531 - -
90th Percentile £543 - -
UK median daily rate £525 £550 £575
% change year-on-year -4.55% -4.35% -8.00%
Number of hourly rates quoted 0 0 1
10th Percentile - - -
25th Percentile - - £13.25
Median hourly rate - - £13.50
75th Percentile - - £13.75
90th Percentile - - -
UK median hourly rate £44.50 £40.50 £57.72
% change year-on-year +9.88% -29.83% +243.16%

All Generic Skills
Northern Ireland

Data Structures falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring generic IT skills in Northern Ireland.

Contract vacancies with a requirement for generic IT skills 74 39 61
As % of all contract IT jobs advertised in Northern Ireland 46.54% 26.17% 30.20%
Number of daily rates quoted 48 10 35
10th Percentile £148 £181 £208
25th Percentile £267 £270 £356
Median daily rate (50th Percentile) £328 £500 £400
Median % change year-on-year -34.50% +25.00% +25.98%
75th Percentile £500 - £475
90th Percentile £575 £531 £609
UK median daily rate £525 £538 £550
% change year-on-year -2.33% -2.27% -
Number of hourly rates quoted 10 18 2
10th Percentile £22.50 - £13.33
25th Percentile £24.18 £12.25 £13.46
Median hourly rate £26.59 £12.62 £13.84
Median % change year-on-year +110.70% -8.83% -27.14%
75th Percentile £67.94 £23.54 £14.15
90th Percentile £80.05 £31.88 £14.22
UK median hourly rate £32.05 £30.00 £22.49
% change year-on-year +6.83% +33.42% -18.24%

Data Structures
Job Vacancy Trend in Northern Ireland

Job postings citing Data Structures as a proportion 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

3-month moving average daily rate quoted in jobs citing Data Structures in Northern Ireland.

Daily rate trend 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 1 May 2025. 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
Jobs
County Antrim -8 4 £500 - 5
Data Structures
UK

Data Structures
Co-occurring Skills and Capabilities in Northern Ireland by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Database & Business Intelligence
1 2 (50.00%) PostgreSQL
2 1 (25.00%) DB2
2 1 (25.00%) MongoDB
2 1 (25.00%) Relational Database
General
1 2 (50.00%) Banking
1 2 (50.00%) Investment Banking
2 1 (25.00%) Finance
Job Titles
1 4 (100.00%) Developer
1 4 (100.00%) Java Developer
2 3 (75.00%) Core Java Developer
3 2 (50.00%) Senior
3 2 (50.00%) Senior Developer
3 2 (50.00%) Senior Java Developer
Miscellaneous
1 4 (100.00%) Algorithms
2 1 (25.00%) Derivative
2 1 (25.00%) Distributed Architecture
2 1 (25.00%) Distributed Computing
Processes & Methodologies
1 3 (75.00%) Low Latency
2 1 (25.00%) Data Modelling
2 1 (25.00%) Database Migration
2 1 (25.00%) Electronic Trading
2 1 (25.00%) High-Frequency Trading
2 1 (25.00%) Microservices
2 1 (25.00%) Migration
2 1 (25.00%) Performance Tuning
2 1 (25.00%) SOA
Programming Languages
1 4 (100.00%) Java
2 3 (75.00%) SQL
3 1 (25.00%) C++
Vendors
1 1 (25.00%) Sybase