The following table provides summary statistics for contract job vacancies with a requirement for Spring Security skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Spring Security over the 3 months to 27 June 2017 with a comparison to the same period in 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.

Spring Security (Acegi)
UK
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 570 630 615
Rank change year-on-year +60 -15  
Contract jobs citing Spring Security 40 24 27
As % of all contract IT jobs advertised in the UK 0.085% 0.044% 0.049%
As % of the Libraries, Frameworks & Software Standards category 0.27% 0.16% 0.18%
Number of daily rates quoted 20 17 23
Median daily rate £448 £438 £425
Median daily rate % change year-on-year +2.28% +2.94%  
90% offered a daily rate of more than £377 £375 £215
10% offered a daily rate of more than £514 £600 £475
UK excluding London median daily rate £430 £406 £425
% change year-on-year +5.84% -4.41%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Spring Security is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
UK
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 15079 15377 15197
As % of all contract IT job vacancies advertised in the UK 32.00% 28.48% 27.55%
Number of daily rates quoted 10419 10829 10153
Median daily rate £430 £420 £388
Median daily rate % change year-on-year +2.38% +8.38%  
90% offered a daily rate of more than £315 £300 £285
10% offered a daily rate of more than £580 £550 £550
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 197 188 210
Median hourly rate £42.50 £36.00 £37.80
Median hourly rate % change year-on-year +18.05% -4.76%  
90% offered a hourly rate of more than £21.00 £18.80 £18.00
10% offered a hourly rate of more than £55.00 £50.00 £55.00
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

Spring Security
Job Vacancy Trend

The job posting trend of jobs advertised citing Spring Security as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Spring Security in the UK

Spring Security
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Spring Security.

Contractor daily rate trend for Spring Security in the UK

Spring Security
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Spring Security over the 3 months to 27 June 2017.

Contractor daily rate histogram for Spring Security in the UK

Spring Security
Top 20 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Spring Security within the UK over the 3 months to 27 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +41 40 £448 +2.28% 7
South East +30 17 £458 +1.66%
London 0 14 £490 +8.88% 5
Buckinghamshire - 13 - -
Milton Keynes - 10 - -
Yorkshire - 6 £419 -
West Yorkshire - 5 £419 -
Leeds - 5 £419 -
Hove - 4 £458 -
East Sussex - 4 £458 -
Cheshire +21 1 £445 +14.83%
North West +19 1 £445 +14.83%
Canary Wharf +1 1 - -
City of London - 1 £300 - 1
Macclesfield - 1 £445 -
Watford - 1 - -
Sheffield - 1 - -
South Yorkshire - 1 - -
East of England - 1 - - 1
Hertfordshire - 1 - -

For the 6 months to 27 June 2017, IT contractor jobs citing Spring Security also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Spring Security.

1 75 (96.15%) Java
1 75 (96.15%) Spring
2 66 (84.62%) Agile Software Development
3 43 (55.13%) Spring Boot
4 41 (52.56%) Scrum
5 37 (47.44%) REST
6 36 (46.15%) TDD
7 32 (41.03%) SOAP
8 30 (38.46%) Tomcat
9 27 (34.62%) Web Services
9 27 (34.62%) JSON
10 26 (33.33%) Linux
11 25 (32.05%) JIRA
11 25 (32.05%) Maven
11 25 (32.05%) Microservices
12 22 (28.21%) JavaScript
12 22 (28.21%) SQL
13 21 (26.92%) Unix
13 21 (26.92%) E-Commerce
13 21 (26.92%) Git (software)
14 19 (24.36%) Confluence
14 19 (24.36%) JUnit
15 18 (23.08%) XML
16 17 (21.79%) Mockito
16 17 (21.79%) DevOps
17 16 (20.51%) Node.js
17 16 (20.51%) AngularJS
17 16 (20.51%) HTML
17 16 (20.51%) Unit Testing
18 15 (19.23%) Finance

Spring Security
Co-occurring IT Skills 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 30 (38.46%) Tomcat
2 19 (24.36%) Confluence
3 15 (19.23%) Apache
4 13 (16.67%) WebSphere
5 8 (10.26%) JBoss
6 4 (5.13%) Jetty
6 4 (5.13%) Liferay
7 3 (3.85%) CMS
7 3 (3.85%) MQSeries
7 3 (3.85%) Oracle SOA Suite
8 2 (2.56%) Alfresco
8 2 (2.56%) Apache Solr
8 2 (2.56%) Drupal
8 2 (2.56%) Ethereum
8 2 (2.56%) Hyperledger
8 2 (2.56%) WebLogic
8 2 (2.56%) WebLogic Portal
8 2 (2.56%) WebSphere Application Server
8 2 (2.56%) WebSphere Portal
9 1 (1.28%) Elasticsearch
Applications
1 5 (6.41%) MS Visio
Cloud Services
1 6 (7.69%) Amazon AWS
2 2 (2.56%) Amazon SQS
2 2 (2.56%) CloudFront
2 2 (2.56%) GitHub
2 2 (2.56%) Slack
3 1 (1.28%) Firebase
Communications & Networking
1 4 (5.13%) SSL
2 1 (1.28%) Internet
2 1 (1.28%) SMS
Database & Business Intelligence
1 14 (17.95%) MySQL
2 5 (6.41%) Relational Database
3 3 (3.85%) MongoDB
3 3 (3.85%) NoSQL
3 3 (3.85%) PostgreSQL
4 2 (2.56%) Amazon DynamoDB
4 2 (2.56%) Blockchain
5 1 (1.28%) DB2
5 1 (1.28%) Hadoop
5 1 (1.28%) InterSystems Cache
5 1 (1.28%) Oracle Database
Development Applications
1 25 (32.05%) JIRA
1 25 (32.05%) Maven
2 21 (26.92%) Git (software)
3 19 (24.36%) JUnit
4 17 (21.79%) Mockito
5 15 (19.23%) Jenkins
6 14 (17.95%) Gradle
7 10 (12.82%) Subversion
8 8 (10.26%) IntelliJ
9 6 (7.69%) Bitbucket
9 6 (7.69%) Checkstyle
9 6 (7.69%) Cobertura
9 6 (7.69%) FindBugs
9 6 (7.69%) Mercurial
9 6 (7.69%) TestNG
10 5 (6.41%) NetBeans
11 3 (3.85%) SoapUI
12 2 (2.56%) Cucumber
12 2 (2.56%) Eclipse
12 2 (2.56%) GitLab
General
1 15 (19.23%) Finance
2 8 (10.26%) Banking
3 4 (5.13%) Spanish Language
4 2 (2.56%) Publishing
4 2 (2.56%) Retail
5 1 (1.28%) Games
5 1 (1.28%) Investment Banking
Job Titles
1 53 (67.95%) Developer
2 33 (42.31%) Java Developer
3 12 (15.38%) Consultant
3 12 (15.38%) Senior Developer
4 10 (12.82%) Senior WebSphere Developer
4 10 (12.82%) WebSphere Developer
5 6 (7.69%) Architect
6 5 (6.41%) Node.js Developer
7 4 (5.13%) E-Commerce Developer
7 4 (5.13%) Identity and Access Management Consultant
7 4 (5.13%) Identity Management Consultant
8 3 (3.85%) Full Stack Developer
8 3 (3.85%) Java Engineer
8 3 (3.85%) Java Software Engineer
8 3 (3.85%) Java Web Developer
8 3 (3.85%) Security Consultant
8 3 (3.85%) Software Developer
8 3 (3.85%) Software Engineer
8 3 (3.85%) Web Developer
9 2 (2.56%) HTML Developer
Libraries, Frameworks & Software Standards
1 75 (96.15%) Spring
2 43 (55.13%) Spring Boot
3 37 (47.44%) REST
4 32 (41.03%) SOAP
5 27 (34.62%) JSON
5 27 (34.62%) Web Services
6 18 (23.08%) XML
7 16 (20.51%) AngularJS
7 16 (20.51%) HTML
7 16 (20.51%) Node.js
8 13 (16.67%) XSLT
9 12 (15.38%) JDBC
9 12 (15.38%) RESTful
9 12 (15.38%) Spring MVC
9 12 (15.38%) Swagger
10 11 (14.10%) CSS
10 11 (14.10%) XSD
11 10 (12.82%) HTML5
12 9 (11.54%) jQuery
12 9 (11.54%) Spring Integration
Miscellaneous
1 11 (14.10%) Enterprise Software
2 5 (6.41%) Data Structures
3 3 (3.85%) Analytical Skills
3 3 (3.85%) Computer Science
4 2 (2.56%) Greenfield Project
5 1 (1.28%) Mashup
5 1 (1.28%) Online Banking
5 1 (1.28%) User Experience
Operating Systems
1 26 (33.33%) Linux
2 21 (26.92%) Unix
3 11 (14.10%) HPUX
3 11 (14.10%) Solaris
4 2 (2.56%) Red Hat Enterprise Linux
Processes & Methodologies
1 66 (84.62%) Agile Software Development
2 41 (52.56%) Scrum
3 36 (46.15%) TDD
4 25 (32.05%) Microservices
5 21 (26.92%) E-Commerce
6 17 (21.79%) DevOps
7 16 (20.51%) Unit Testing
8 14 (17.95%) MVC
8 14 (17.95%) Web Development
9 13 (16.67%) Test Automation
10 12 (15.38%) Coaching
10 12 (15.38%) Identity Access Management
10 12 (15.38%) Mentoring
11 11 (14.10%) BDD
12 8 (10.26%) Continuous Integration
13 7 (8.97%) API Development
13 7 (8.97%) OO
13 7 (8.97%) Open Source
14 6 (7.69%) Configuration Management
14 6 (7.69%) Product Management
Programming Languages
1 75 (96.15%) Java
2 22 (28.21%) JavaScript
2 22 (28.21%) SQL
3 9 (11.54%) TypeScript
4 3 (3.85%) Python
4 3 (3.85%) Ruby
5 2 (2.56%) PL/SQL
Qualifications
1 11 (14.10%) SC Cleared
1 11 (14.10%) Security Cleared
2 5 (6.41%) Degree
3 3 (3.85%) Computer Science Degree
4 1 (1.28%) Sun Certification
Quality Assurance & Compliance
1 4 (5.13%) QA
2 1 (1.28%) PCI DSS
System Software
1 12 (15.38%) Docker
2 6 (7.69%) Varnish
Systems Management
1 12 (15.38%) Kubernetes
2 6 (7.69%) Consul
2 6 (7.69%) Prometheus
2 6 (7.69%) Terraform
3 1 (1.28%) Kibana
3 1 (1.28%) OpenAM
3 1 (1.28%) Puppet
Vendors
1 12 (15.38%) Red Hat
2 11 (14.10%) Oracle
3 7 (8.97%) IBM
4 6 (7.69%) MuleSoft
5 5 (6.41%) CA Agile Central
6 3 (3.85%) Apigee
6 3 (3.85%) WSO2
7 2 (2.56%) ATG
7 2 (2.56%) Microsoft
7 2 (2.56%) OpenText
8 1 (1.28%) Google
8 1 (1.28%) PayPal
8 1 (1.28%) Talend