Period
to 17 December 2018

The table below looks at the prevalence of the term Data Structures in contract job vacancies advertised in the North West. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Structures over the 6 months to 17 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 > North West
6 months to
17 Dec 2018
Same period 2017 Same period 2016
Rank 190 172 179
Rank change year-on-year -18 +7 +46
Contract jobs citing Data Structures 31 38 39
As % of all contract IT jobs advertised in the North West 0.51% 0.67% 0.61%
As % of the Miscellaneous category 1.86% 2.32% 1.85%
Number of daily rates quoted 16 29 32
North West median daily rate £363 £450 £425
Median daily rate % change year-on-year -19.44% +5.88% -
10th Percentile £309 £332 £314
90th Percentile £513 £520 £600
England median daily rate £500 £480 £450
% change year-on-year +4.17% +6.67% -10.00%
Number of hourly rates quoted 1 4 0
North West median hourly rate £39.50 £27.00 -
Median hourly rate % change year-on-year +46.30% - -
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 North West with a requirement for generic IT skills.

All Generic IT Skills
North West
Contract vacancies with a requirement for generic IT skills 1,666 1,638 2,108
As % of all contract IT jobs advertised in the North West 27.67% 28.96% 32.99%
Number of daily rates quoted 973 1,050 1,362
North West median daily rate £400 £400 £400
10th Percentile £210 £200 £230
90th Percentile £575 £588 £575
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% -
Number of hourly rates quoted 111 87 90
North West median hourly rate £24.00 £21.00 £18.13
Median hourly rate % change year-on-year +14.29% +15.86% +0.69%
10th Percentile £12.45 £12.47 £11.48
90th Percentile £48.50 £56.00 £45.27
England median hourly rate £20.25 £20.66 £20.00
% change year-on-year -1.98% +3.28% +5.26%

Data Structures
Job Vacancy Trend in the North West

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

Job vacancy trend for Data Structures in the North West

Data Structures
Contractor Daily Rate Trend in the North West

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

Contractor daily rate trend for Data Structures in the North West

Data Structures
Contractor Daily Rate Histogram in the North West

The daily rate distribution of IT jobs citing Data Structures in the North West over the 6 months to 17 December 2018.

Contractor daily rate histogram for Data Structures in the North West

Data Structures
Contractor Hourly Rate Trend in the North West

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

Contractor hourly rate trend for Data Structures in the North West

Data Structures
Contract Job Locations in the North West

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 North West region over the 6 months to 17 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
Merseyside +7 15 £338 -22.86%
Cheshire 0 9 £475 +11.76% 7
Manchester -30 5 £375 -21.05% 2
Lancashire -22 1 £333 -
Cumbria - 1 - -
Data Structures
England

For the 6 months to 17 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 North West region with a requirement for Data Structures.

1 16 (51.61%) SQL
1 16 (51.61%) SQL Server
2 11 (35.48%) Java
2 11 (35.48%) Python
2 11 (35.48%) Algorithms
3 10 (32.26%) OOP
4 8 (25.81%) Data Warehouse
4 8 (25.81%) Data Modelling
4 8 (25.81%) Microsoft
4 8 (25.81%) Data Architecture
5 7 (22.58%) QA
5 7 (22.58%) ETL
6 6 (19.35%) Finance
6 6 (19.35%) SDET
6 6 (19.35%) Tableau
6 6 (19.35%) Big Data
7 5 (16.13%) Power BI
7 5 (16.13%) Relational Database
7 5 (16.13%) Banking
7 5 (16.13%) QlikView
7 5 (16.13%) Unit Testing
7 5 (16.13%) Dimensional Modelling
7 5 (16.13%) Hadoop
7 5 (16.13%) Linux
7 5 (16.13%) Business Intelligence
7 5 (16.13%) BusinessObjects
7 5 (16.13%) SAP
8 4 (12.90%) Unix
8 4 (12.90%) OO
8 4 (12.90%) JavaScript

Data Structures
Co-occurring IT Skills in the North West 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 2 (6.45%) SAS
2 1 (3.23%) Apache Spark
Applications
1 2 (6.45%) Microsoft Excel
2 1 (3.23%) Fireworks
2 1 (3.23%) Photoshop
2 1 (3.23%) Spreadsheet
Cloud Services
1 3 (9.68%) npm
1 3 (9.68%) Yarn
2 1 (3.23%) GitHub
2 1 (3.23%) Microsoft Azure
Communications & Networking
1 1 (3.23%) Intranet
1 1 (3.23%) Kerberos
Database & Business Intelligence
1 16 (51.61%) SQL Server
2 8 (25.81%) Data Warehouse
3 6 (19.35%) Big Data
4 5 (16.13%) BusinessObjects
4 5 (16.13%) Hadoop
4 5 (16.13%) Power BI
4 5 (16.13%) QlikView
4 5 (16.13%) Relational Database
5 3 (9.68%) Apache Hive
6 2 (6.45%) Impala
6 2 (6.45%) SAP Data Services
6 2 (6.45%) SAS Enterprise Guide
6 2 (6.45%) SQL Server 2014
7 1 (3.23%) Data Lake
7 1 (3.23%) KNIME
7 1 (3.23%) Oracle Database
7 1 (3.23%) PostgreSQL
7 1 (3.23%) SQL Server 2008
7 1 (3.23%) SQL Server 2012
7 1 (3.23%) SQL Server 2016
Development Applications
1 2 (6.45%) Git (software)
1 2 (6.45%) Jenkins
1 2 (6.45%) JUnit
1 2 (6.45%) Maven
1 2 (6.45%) TeamCity
2 1 (3.23%) Atlassian Bamboo
2 1 (3.23%) Axure RP
2 1 (3.23%) Babel
2 1 (3.23%) Bitbucket
2 1 (3.23%) Grunt
2 1 (3.23%) gulp
2 1 (3.23%) JIRA
2 1 (3.23%) Karma Test Runner
2 1 (3.23%) Mocha
2 1 (3.23%) ReSharper
2 1 (3.23%) RStudio
2 1 (3.23%) SonarQube
2 1 (3.23%) Team Foundation Server
2 1 (3.23%) Visual Studio
2 1 (3.23%) webpack
General
1 6 (19.35%) Finance
2 5 (16.13%) Banking
3 2 (6.45%) Front Office
3 2 (6.45%) Investment Banking
4 1 (3.23%) Financial Institution
4 1 (3.23%) Law
4 1 (3.23%) Legal
4 1 (3.23%) Retail
Job Titles
1 19 (61.29%) Developer
2 7 (22.58%) Java Developer
3 6 (19.35%) Data Engineer
3 6 (19.35%) Python Developer
4 5 (16.13%) Junior
4 5 (16.13%) Junior Developer
5 3 (9.68%) Junior Java Developer
5 3 (9.68%) Junior Python Developer
5 3 (9.68%) SQL Developer
6 2 (6.45%) Analyst
6 2 (6.45%) Business Analyst
6 2 (6.45%) Business Intelligence Developer
6 2 (6.45%) Data Warehouse Developer
6 2 (6.45%) ETL Developer
6 2 (6.45%) Full Stack Developer
6 2 (6.45%) SAS Developer
6 2 (6.45%) SQL BI Developer
7 1 (3.23%) Digital Analyst
7 1 (3.23%) Digital Business Analyst
7 1 (3.23%) ERP Developer
Libraries, Frameworks & Software Standards
1 4 (12.90%) Node.js
1 4 (12.90%) React
2 3 (9.68%) HTML
2 3 (9.68%) HTML5
2 3 (9.68%) Redux
3 2 (6.45%) .NET
3 2 (6.45%) ActiveMQ
3 2 (6.45%) Akka
3 2 (6.45%) ASP.NET
3 2 (6.45%) Hibernate
3 2 (6.45%) Kafka
3 2 (6.45%) REST
3 2 (6.45%) Sass
3 2 (6.45%) Spring
3 2 (6.45%) Spring Boot
3 2 (6.45%) Spring Integration
3 2 (6.45%) WPF
3 2 (6.45%) Zuul
4 1 (3.23%) ASP.NET Web API
4 1 (3.23%) CSS3
Miscellaneous
1 11 (35.48%) Algorithms
2 3 (9.68%) Analytical Skills
3 2 (6.45%) Equities
3 2 (6.45%) Pricing Data
3 2 (6.45%) Self-Motivation
3 2 (6.45%) User Experience
4 1 (3.23%) Mobile App
Operating Systems
1 5 (16.13%) Linux
2 4 (12.90%) Unix
3 1 (3.23%) Windows
3 1 (3.23%) Windows Server
Processes & Methodologies
1 10 (32.26%) OOP
2 8 (25.81%) Data Architecture
2 8 (25.81%) Data Modelling
3 7 (22.58%) ETL
4 6 (19.35%) SDET
5 5 (16.13%) Business Intelligence
5 5 (16.13%) Dimensional Modelling
5 5 (16.13%) Unit Testing
6 4 (12.90%) OO
7 3 (9.68%) Agile Software Development
7 3 (9.68%) Analytics
7 3 (9.68%) Continuous Integration
7 3 (9.68%) Data Science
7 3 (9.68%) MVC
7 3 (9.68%) TDD
7 3 (9.68%) Test Automation
7 3 (9.68%) User Acceptance Testing
8 2 (6.45%) Low Latency
8 2 (6.45%) Microservices
8 2 (6.45%) User Stories
Programming Languages
1 16 (51.61%) SQL
2 11 (35.48%) Java
2 11 (35.48%) Python
3 4 (12.90%) C#
3 4 (12.90%) JavaScript
4 3 (9.68%) ES6
5 2 (6.45%) Java 8
5 2 (6.45%) SAS Macro
5 2 (6.45%) Shell Script
5 2 (6.45%) T-SQL
5 2 (6.45%) TypeScript
6 1 (3.23%) PHP
6 1 (3.23%) R
6 1 (3.23%) VBA
6 1 (3.23%) XPath
Qualifications
1 2 (6.45%) Computer Science Degree
1 2 (6.45%) Degree
1 2 (6.45%) SAS Certification
2 1 (3.23%) Numerate Degree
Quality Assurance & Compliance
1 7 (22.58%) QA
System Software
1 1 (3.23%) HDFS
Systems Management
1 1 (3.23%) Oozie
Vendors
1 8 (25.81%) Microsoft
2 6 (19.35%) Tableau
3 5 (16.13%) SAP
4 3 (9.68%) Oracle
5 2 (6.45%) Ab Initio
5 2 (6.45%) Actuate
5 2 (6.45%) Cognos
5 2 (6.45%) Teradata
6 1 (3.23%) Adobe
6 1 (3.23%) Hortonworks
6 1 (3.23%) Sage
6 1 (3.23%) Talend