Period
to 18 December 2018

The table below looks at the prevalence of the term Data Structures in contract job vacancies advertised in the West Midlands. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Structures over the 6 months to 18 December 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
England > West Midlands
6 months to
18 Dec 2018
Same period 2017 Same period 2016
Rank 188 160 168
Rank change year-on-year -28 +8 -22
Contract jobs citing Data Structures 23 21 35
As % of all contract IT jobs advertised in the West Midlands 0.44% 0.43% 0.60%
As % of the Miscellaneous category 1.56% 1.49% 2.16%
Number of daily rates quoted 11 8 19
West Midlands median daily rate £375 £350 £350
Median daily rate % change year-on-year +7.14% - -6.67%
10th Percentile £363 £251 £225
90th Percentile £438 £567 £495
England median daily rate £500 £478 £450
% change year-on-year +4.71% +6.11% -10.00%
Number of hourly rates quoted 0 1 0
West Midlands median hourly rate - £35.00 -
England median hourly rate £39.50 £37.50 £33.25
% change year-on-year +5.33% +12.78% +56.47%

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 the West Midlands with a requirement for generic IT skills.

All Generic IT Skills
West Midlands
Contract vacancies with a requirement for generic IT skills 1,471 1,411 1,618
As % of all contract IT jobs advertised in the West Midlands 28.37% 29.12% 27.74%
Number of daily rates quoted 871 919 977
West Midlands median daily rate £413 £395 £388
Median daily rate % change year-on-year +4.43% +1.94% +6.90%
10th Percentile £263 £216 £213
90th Percentile £550 £530 £541
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% -
Number of hourly rates quoted 79 76 75
West Midlands median hourly rate £15.85 £20.62 £17.50
Median hourly rate % change year-on-year -23.13% +17.83% -
10th Percentile £11.00 £10.30 £11.33
90th Percentile £28.25 £35.00 £44.05
England median hourly rate £20.25 £20.66 £20.00
% change year-on-year -1.98% +3.28% +5.10%

Data Structures
Job Vacancy Trend in the West Midlands

Job postings citing Data Structures as a percentage of all IT jobs advertised in the West Midlands.

Job vacancy trend for Data Structures in the West Midlands

Data Structures
Contractor Daily Rate Trend in the West Midlands

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

Contractor daily rate trend for Data Structures in the West Midlands

Data Structures
Contractor Daily Rate Histogram in the West Midlands

The daily rate distribution of IT jobs citing Data Structures in the West Midlands over the 6 months to 18 December 2018.

Contractor daily rate histogram for Data Structures in the West Midlands

Data Structures
Contractor Hourly Rate Trend in the West Midlands

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Data Structures in the West Midlands.

Contractor hourly rate trend for Data Structures in the West Midlands

Data Structures
Contract Job Locations in the West Midlands

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 West Midlands region over the 6 months to 18 December 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
Birmingham +6 13 £375 +7.14% 4
Warwickshire +16 6 £413 +28.40% 2
Wolverhampton - 2 £335 -
Data Structures
England

For the 6 months to 18 December 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 West Midlands region with a requirement for Data Structures.

1 10 (43.48%) Agile Software Development
2 7 (30.43%) SQL
3 6 (26.09%) Data Modelling
4 5 (21.74%) VoIP
4 5 (21.74%) Information Security
4 5 (21.74%) Microsoft Excel
4 5 (21.74%) VBA
4 5 (21.74%) Migration
4 5 (21.74%) Asset Management
4 5 (21.74%) SaaS
4 5 (21.74%) PaaS
4 5 (21.74%) IaaS
4 5 (21.74%) Microservices
4 5 (21.74%) Data Centre
4 5 (21.74%) SDLC
5 4 (17.39%) React
5 4 (17.39%) webpack
5 4 (17.39%) Cybersecurity
5 4 (17.39%) DOM Manipulation/Scripting
5 4 (17.39%) Translating Business Requirements
5 4 (17.39%) Front End Development
5 4 (17.39%) Isomorphic JavaScript
5 4 (17.39%) Babel
5 4 (17.39%) Wireframes
5 4 (17.39%) Redux
5 4 (17.39%) npm
5 4 (17.39%) Immutable.js
5 4 (17.39%) Problem-Solving
5 4 (17.39%) GitHub
5 4 (17.39%) RESTful

Data Structures
Co-occurring IT Skills in the West Midlands 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 1 (4.35%) SAS
Applications
1 5 (21.74%) Microsoft Excel
Cloud Services
1 5 (21.74%) IaaS
1 5 (21.74%) PaaS
1 5 (21.74%) SaaS
2 4 (17.39%) GitHub
2 4 (17.39%) npm
3 1 (4.35%) Microsoft Azure
Communications & Networking
1 5 (21.74%) VoIP
2 1 (4.35%) DPNSS
2 1 (4.35%) Q.931
Database & Business Intelligence
1 2 (8.70%) BusinessObjects
1 2 (8.70%) SQL Server
1 2 (8.70%) SQL Server 2012
1 2 (8.70%) SQL Server Reporting Services
2 1 (4.35%) Data Warehouse
Development Applications
1 4 (17.39%) Babel
1 4 (17.39%) webpack
2 2 (8.70%) Subversion
General
1 3 (13.04%) Finance
1 3 (13.04%) Marketing
2 2 (8.70%) Banking
2 2 (8.70%) Retail
3 1 (4.35%) Retail Finance
3 1 (4.35%) Telecoms
Job Titles
1 10 (43.48%) Architect
2 6 (26.09%) Developer
3 5 (21.74%) Solutions Architect
4 4 (17.39%) Data Architect
4 4 (17.39%) JavaScript Developer
4 4 (17.39%) React Developer
5 3 (13.04%) Analyst
5 3 (13.04%) Consultant
5 3 (13.04%) Salesforce Consultant
5 3 (13.04%) Technical Consultant
5 3 (13.04%) Technical Leader
6 2 (8.70%) Business Intelligence Developer
6 2 (8.70%) Data Analyst
6 2 (8.70%) SQL BI Developer
6 2 (8.70%) SQL Developer
7 1 (4.35%) Azure Architect
7 1 (4.35%) Quality Analyst
7 1 (4.35%) Retail Business Analyst
7 1 (4.35%) Salesforce Technical Architect
7 1 (4.35%) Senior Data Analyst
Libraries, Frameworks & Software Standards
1 4 (17.39%) DOM
1 4 (17.39%) Immutable.js
1 4 (17.39%) JSON
1 4 (17.39%) React
1 4 (17.39%) Redux
1 4 (17.39%) RESTful
2 1 (4.35%) Visualforce
2 1 (4.35%) Web Services
2 1 (4.35%) XML
Miscellaneous
1 5 (21.74%) Data Centre
2 3 (13.04%) Greenfield Project
2 3 (13.04%) User Experience
3 1 (4.35%) Analytical Skills
3 1 (4.35%) Credit Risk
3 1 (4.35%) FMCG
3 1 (4.35%) Mobile App
Processes & Methodologies
1 10 (43.48%) Agile Software Development
2 6 (26.09%) Data Modelling
3 5 (21.74%) Asset Management
3 5 (21.74%) Information Security
3 5 (21.74%) Microservices
3 5 (21.74%) Migration
3 5 (21.74%) SDLC
4 4 (17.39%) Benchmarking
4 4 (17.39%) Cybersecurity
4 4 (17.39%) DOM Manipulation/Scripting
4 4 (17.39%) EAM
4 4 (17.39%) Front End Development
4 4 (17.39%) Isomorphic JavaScript
4 4 (17.39%) Problem-Solving
4 4 (17.39%) Translating Business Requirements
4 4 (17.39%) Wireframes
5 3 (13.04%) Stakeholder Management
6 2 (8.70%) Business Intelligence
6 2 (8.70%) ETL
6 2 (8.70%) Stakeholder Engagement
Programming Languages
1 7 (30.43%) SQL
2 5 (21.74%) VBA
3 4 (17.39%) JavaScript
4 2 (8.70%) T-SQL
5 1 (4.35%) Apex Code
5 1 (4.35%) VB
Quality Assurance & Compliance
1 1 (4.35%) Data Quality
Vendors
1 4 (17.39%) Salesforce.com
2 3 (13.04%) Salesforce Marketing Cloud
3 2 (8.70%) Tableau