Period
to 18 December 2018

The table below looks at the prevalence of the term Data Structures in contract job vacancies advertised in the South East. 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 > South East
6 months to
18 Dec 2018
Same period 2017 Same period 2016
Rank 282 298 303
Rank change year-on-year +16 +5 +13
Contract jobs citing Data Structures 109 85 64
As % of all contract IT jobs advertised in the South East 0.65% 0.50% 0.40%
As % of the Miscellaneous category 2.06% 1.67% 1.30%
Number of daily rates quoted 69 41 44
South East median daily rate £425 £400 £425
Median daily rate % change year-on-year +6.25% -5.88% +6.25%
10th Percentile £356 £325 £313
90th Percentile £538 £575 £534
England median daily rate £500 £478 £450
% change year-on-year +4.71% +6.11% -10.00%
Number of hourly rates quoted 0 5 3
South East median hourly rate - £80.73 £45.00
Median hourly rate % change year-on-year - +79.40% +5.88%
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 South East with a requirement for generic IT skills.

All Generic IT Skills
South East
Contract vacancies with a requirement for generic IT skills 5,283 5,089 4,913
As % of all contract IT jobs advertised in the South East 31.36% 30.09% 30.55%
Number of daily rates quoted 3,155 2,955 2,801
South East median daily rate £430 £400 £400
Median daily rate % change year-on-year +7.50% - +3.23%
10th Percentile £250 £213 £213
90th Percentile £588 £575 £575
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% -
Number of hourly rates quoted 202 238 275
South East median hourly rate £20.25 £19.48 £21.00
Median hourly rate % change year-on-year +3.94% -7.23% +10.35%
10th Percentile £11.55 £10.93 £11.92
90th Percentile £50.00 £47.50 £49.20
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 South East

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

Job vacancy trend for Data Structures in the South East

Data Structures
Contractor Daily Rate Trend in the South East

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

Contractor daily rate trend for Data Structures in the South East

Data Structures
Contractor Daily Rate Histogram in the South East

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

Contractor daily rate histogram for Data Structures in the South East

Data Structures
Contractor Hourly Rate Trend in the South East

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

Contractor hourly rate trend for Data Structures in the South East

Data Structures
Contract Job Locations in the South East

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 South East 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
Thames Valley +16 46 £438 +16.67% 13
Surrey +6 28 £413 -21.43% 8
Berkshire -27 23 £413 +10.00% 9
Buckinghamshire +40 17 £525 +58.49% 1
Hampshire -19 16 £400 +14.29% 4
East Sussex - 12 £488 - 2
Oxfordshire +13 6 £425 -22.73% 3
West Sussex - 5 £488 - 2
Middlesex +13 2 - -
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 South East region with a requirement for Data Structures.

1 47 (43.12%) SQL
2 36 (33.03%) Agile Software Development
3 24 (22.02%) Analytical Skills
4 22 (20.18%) Git (software)
4 22 (20.18%) JavaScript
5 21 (19.27%) Migration
5 21 (19.27%) Algorithms
6 20 (18.35%) SQL Server
7 18 (16.51%) Security Cleared
7 18 (16.51%) React
8 17 (15.60%) Data Migration
8 17 (15.60%) OO
8 17 (15.60%) Finance
9 16 (14.68%) Data Quality
10 15 (13.76%) REST
10 15 (13.76%) Relational Database
10 15 (13.76%) Data Lake
10 15 (13.76%) Data Modelling
10 15 (13.76%) Microsoft
11 14 (12.84%) Degree
11 14 (12.84%) Problem-Solving
12 13 (11.93%) ETL
12 13 (11.93%) Web Services
13 12 (11.01%) C++
13 12 (11.01%) Python
13 12 (11.01%) Data Analysis
13 12 (11.01%) SC Cleared
13 12 (11.01%) Performance Tuning
14 11 (10.09%) User Experience
14 11 (10.09%) Data Centre

Data Structures
Co-occurring IT Skills in the South East 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 6 (5.50%) Apache Spark
2 2 (1.83%) Apache
Applications
1 5 (4.59%) Microsoft Excel
Business Applications
1 2 (1.83%) NetSuite
1 2 (1.83%) SAP APO
1 2 (1.83%) SAP CO
1 2 (1.83%) SAP ERP
1 2 (1.83%) SAP FI
1 2 (1.83%) SAP FI/CO
1 2 (1.83%) SAP MDM
1 2 (1.83%) SAP MM
2 1 (0.92%) SAP PM
2 1 (0.92%) SAP SD
Cloud Services
1 11 (10.09%) GitHub
2 4 (3.67%) Microsoft Azure
3 3 (2.75%) Force.com
3 3 (2.75%) SaaS
3 3 (2.75%) Salesforce Service Cloud
4 2 (1.83%) Amazon AWS
4 2 (1.83%) Data Lake Analytics
4 2 (1.83%) PaaS
5 1 (0.92%) npm
Communications & Networking
1 3 (2.75%) SMS
Database & Business Intelligence
1 20 (18.35%) SQL Server
2 15 (13.76%) Data Lake
2 15 (13.76%) Relational Database
3 10 (9.17%) Hadoop
4 8 (7.34%) Big Data
4 8 (7.34%) MySQL
5 7 (6.42%) Data Warehouse
6 5 (4.59%) NoSQL
7 4 (3.67%) Apache Hive
7 4 (3.67%) SAP Data Services
7 4 (3.67%) Sqoop
8 3 (2.75%) BusinessObjects
8 3 (2.75%) SQL Server Analysis Services
8 3 (2.75%) SQL Server Integration Services
9 2 (1.83%) Azure SQL Data Warehouse
9 2 (1.83%) Azure SQL Database
9 2 (1.83%) HDInsight
9 2 (1.83%) SAP BW
9 2 (1.83%) SAP HANA
9 2 (1.83%) SQL Server 2012
Development Applications
1 22 (20.18%) Git (software)
2 11 (10.09%) Visual Studio
3 7 (6.42%) JIRA
3 7 (6.42%) Subversion
4 6 (5.50%) Visual Studio Code
5 5 (4.59%) Selenium
6 4 (3.67%) JUnit
7 2 (1.83%) LSMW
8 1 (0.92%) Babel
8 1 (0.92%) Toad
8 1 (0.92%) webpack
General
1 17 (15.60%) Finance
2 3 (2.75%) Banking
3 2 (1.83%) Aerospace
3 2 (1.83%) German Language
4 1 (0.92%) Advertising
4 1 (0.92%) Billing
4 1 (0.92%) Games
4 1 (0.92%) Marketing
Job Titles
1 38 (34.86%) Developer
2 21 (19.27%) Analyst
3 14 (12.84%) React Developer
4 11 (10.09%) Consultant
5 9 (8.26%) Architect
5 9 (8.26%) Data Analyst
5 9 (8.26%) Storage Engineer
6 8 (7.34%) Data Architect
7 7 (6.42%) Business Analyst
7 7 (6.42%) JavaScript Developer
7 7 (6.42%) Web Developer
8 6 (5.50%) EMC Engineer
8 6 (5.50%) EMC Storage Engineer
9 5 (4.59%) .NET Developer
9 5 (4.59%) Full Stack Developer
9 5 (4.59%) HP Storage Engineer
10 4 (3.67%) Java Developer
10 4 (3.67%) QA Analyst
10 4 (3.67%) QA Test Analyst
10 4 (3.67%) Test Analyst
Libraries, Frameworks & Software Standards
1 18 (16.51%) React
2 15 (13.76%) REST
3 13 (11.93%) Web Services
4 11 (10.09%) GraphQL
4 11 (10.09%) React Native
4 11 (10.09%) SOAP
5 10 (9.17%) .NET
6 9 (8.26%) XML
7 8 (7.34%) JSON
8 7 (6.42%) Immutable.js
8 7 (6.42%) Redux
8 7 (6.42%) RESTful
8 7 (6.42%) Spring
9 6 (5.50%) ATL
9 6 (5.50%) Qt
9 6 (5.50%) SailPoint
9 6 (5.50%) STL
10 4 (3.67%) HTML
10 4 (3.67%) Node.js
10 4 (3.67%) OpenID
Miscellaneous
1 24 (22.02%) Analytical Skills
2 21 (19.27%) Algorithms
3 11 (10.09%) Data Centre
3 11 (10.09%) User Experience
4 8 (7.34%) HP Storage
5 6 (5.50%) Client/Server
6 3 (2.75%) Mobile App
6 3 (2.75%) Reference Data
7 2 (1.83%) AS400
7 2 (1.83%) Management Information System
8 1 (0.92%) Clustering
8 1 (0.92%) LIMS
8 1 (0.92%) Replication
8 1 (0.92%) Virtual Team
Operating Systems
1 8 (7.34%) Windows
2 7 (6.42%) Linux
3 2 (1.83%) Unix
Processes & Methodologies
1 36 (33.03%) Agile Software Development
2 21 (19.27%) Migration
3 17 (15.60%) Data Migration
3 17 (15.60%) OO
4 15 (13.76%) Data Modelling
5 14 (12.84%) Problem-Solving
6 13 (11.93%) ETL
7 12 (11.01%) Data Analysis
7 12 (11.01%) Performance Tuning
8 11 (10.09%) Analytics
8 11 (10.09%) Benchmarking
8 11 (10.09%) Business Intelligence
8 11 (10.09%) Continuous Improvement
8 11 (10.09%) Data Management
8 11 (10.09%) Prototyping
8 11 (10.09%) Rapid Prototyping
9 10 (9.17%) Mathematics
9 10 (9.17%) OOP
9 10 (9.17%) Software Testing
9 10 (9.17%) Test Automation
Programming Languages
1 47 (43.12%) SQL
2 22 (20.18%) JavaScript
3 12 (11.01%) C++
3 12 (11.01%) Python
4 10 (9.17%) C#
5 8 (7.34%) C
5 8 (7.34%) Java
6 7 (6.42%) T-SQL
7 3 (2.75%) Apex Code
7 3 (2.75%) PL/SQL
7 3 (2.75%) R
8 2 (1.83%) Perl
8 2 (1.83%) VB
8 2 (1.83%) VB.NET
9 1 (0.92%) ABAP
9 1 (0.92%) Bash Shell
9 1 (0.92%) Java 8
9 1 (0.92%) MATLAB
9 1 (0.92%) Scala
Qualifications
1 18 (16.51%) Security Cleared
2 14 (12.84%) Degree
3 12 (11.01%) SC Cleared
4 5 (4.59%) Computer Science Degree
4 5 (4.59%) ISTQB
5 2 (1.83%) Numerate Degree
6 1 (0.92%) BPSS Clearance
6 1 (0.92%) CISSP
6 1 (0.92%) DV Cleared
6 1 (0.92%) MCP
6 1 (0.92%) Microsoft Certification
6 1 (0.92%) PhD
6 1 (0.92%) TOGAF Certification
Quality Assurance & Compliance
1 16 (14.68%) Data Quality
2 10 (9.17%) QA
3 1 (0.92%) GDPR
3 1 (0.92%) GxP
3 1 (0.92%) ISO/IEC 27001
3 1 (0.92%) PCI DSS
System Software
1 4 (3.67%) HDFS
2 1 (0.92%) Virtual Servers
Systems Management
1 2 (1.83%) HP ALM
1 2 (1.83%) NetBackup
1 2 (1.83%) Systems Management Server (SMS)
Vendors
1 15 (13.76%) Microsoft
2 10 (9.17%) EMC
2 10 (9.17%) HP
2 10 (9.17%) Isilon
2 10 (9.17%) NetApp
2 10 (9.17%) SAP
3 7 (6.42%) Oracle
4 6 (5.50%) Informatica
5 4 (3.67%) JD Edwards
5 4 (3.67%) Tableau
6 3 (2.75%) Salesforce.com
7 2 (1.83%) Cloudera
8 1 (0.92%) Google
8 1 (0.92%) jBASE
8 1 (0.92%) LabWare
8 1 (0.92%) Netezza
8 1 (0.92%) Virgin Media