Period
to 18 November 2018

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for RESTful skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited RESTful over the 6 months to 18 November 2018 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.

RESTful
South London > Croydon
6 months to
18 Nov 2018
Same period 2017 Same period 2016
Rank 30 32 48
Rank change year-on-year +2 +16 -2
Contract jobs citing RESTful 111 73 27
As % of all contract IT jobs advertised in Croydon 9.73% 8.63% 5.01%
As % of the Libraries, Frameworks & Software Standards category 23.62% 20.00% 14.29%
Number of daily rates quoted 89 55 25
Croydon median daily rate £550 £500 £400
Median daily rate % change year-on-year +10.00% +25.00% +10.34%
10th Percentile £456 £418 £363
90th Percentile £575 £575 £515
South London median daily rate £525 £500 £400
% change year-on-year +5.00% +25.00% +6.67%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate - - -

RESTful is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Croydon with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Croydon
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 470 365 189
As % of all contract IT jobs advertised in Croydon 41.19% 43.14% 35.06%
Number of daily rates quoted 343 244 103
Croydon median daily rate £500 £500 £425
Median daily rate % change year-on-year - +17.65% -5.56%
10th Percentile £363 £383 £313
90th Percentile £588 £661 £521
South London median daily rate £500 £500 £425
% change year-on-year - +17.65% +13.33%
Number of hourly rates quoted 1 1 0
Croydon median hourly rate £35.00 £28.50 -
Median hourly rate % change year-on-year +22.81% - -
South London median hourly rate £43.97 £47.83 £50.00
% change year-on-year -8.08% -4.34% -

RESTful
Job Vacancy Trend in Croydon

Job postings citing RESTful as a percentage of all IT jobs advertised in Croydon.

Job vacancy trend for RESTful in Croydon

RESTful
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for RESTful in Croydon

RESTful
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing RESTful in Croydon over the 6 months to 18 November 2018.

Contractor daily rate histogram for RESTful in Croydon

For the 6 months to 18 November 2018, IT contractor jobs citing RESTful 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 Croydon region with a requirement for RESTful.

1 105 (94.59%) Java
2 103 (92.79%) Agile Software Development
3 92 (82.88%) JUnit
3 92 (82.88%) Mockito
4 90 (81.08%) Maven
5 89 (80.18%) Git (software)
6 86 (77.48%) SonarQube
7 66 (59.46%) Security Cleared
8 65 (58.56%) Microservices
9 64 (57.66%) SC Cleared
10 63 (56.76%) OO
11 61 (54.95%) Test Automation
12 60 (54.05%) Java 8
13 56 (50.45%) REST
14 55 (49.55%) JAX-RS
15 54 (48.65%) Relational Database
15 54 (48.65%) Domain-Driven Design
16 53 (47.75%) RDBMS
16 53 (47.75%) Hibernate
17 52 (46.85%) OOA/OOD
17 52 (46.85%) JMS
17 52 (46.85%) Java EE
17 52 (46.85%) Dependency Injection
17 52 (46.85%) JPQL
17 52 (46.85%) Lambda Expressions
18 51 (45.95%) WireMock
18 51 (45.95%) CQRS
19 50 (45.05%) Checkstyle
19 50 (45.05%) Unix
19 50 (45.05%) Linux Command Line

RESTful
Co-occurring IT Skills in Croydon 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 49 (44.14%) Confluence
1 49 (44.14%) WildFly
2 4 (3.60%) Tomcat
3 2 (1.80%) Elasticsearch
Applications
1 2 (1.80%) Photoshop
Cloud Services
1 35 (31.53%) Amazon AWS
2 30 (27.03%) Amazon EC2
3 1 (0.90%) Amazon SQS
3 1 (0.90%) Force.com
3 1 (0.90%) Google Cloud Platform
3 1 (0.90%) Microsoft Azure
3 1 (0.90%) SaaS
Communications & Networking
1 1 (0.90%) Skype
1 1 (0.90%) SMS
Database & Business Intelligence
1 54 (48.65%) Relational Database
2 53 (47.75%) RDBMS
3 4 (3.60%) PostgreSQL
4 3 (2.70%) Big Data
4 3 (2.70%) Data Warehouse
4 3 (2.70%) HBase
5 1 (0.90%) MongoDB
5 1 (0.90%) MySQL
5 1 (0.90%) NoSQL
Development Applications
1 92 (82.88%) JUnit
1 92 (82.88%) Mockito
2 90 (81.08%) Maven
3 89 (80.18%) Git (software)
4 86 (77.48%) SonarQube
5 50 (45.05%) Checkstyle
6 49 (44.14%) JIRA
6 49 (44.14%) Liquibase
6 49 (44.14%) Vagrant
7 37 (33.33%) Jenkins
8 36 (32.43%) DbUnit
8 36 (32.43%) jMock
9 2 (1.80%) Grunt
9 2 (1.80%) Jasmine
9 2 (1.80%) Karma Test Runner
10 1 (0.90%) JMeter
10 1 (0.90%) SoapUI
General
1 4 (3.60%) Retail
2 1 (0.90%) Electronics
2 1 (0.90%) Finance
2 1 (0.90%) Manufacturing
2 1 (0.90%) Marketing
2 1 (0.90%) Telecoms
Job Titles
1 103 (92.79%) Developer
2 98 (88.29%) Java Developer
3 49 (44.14%) SC Cleared Java Developer
4 8 (7.21%) J2EE Developer
4 8 (7.21%) Java/J2EE Developer
5 5 (4.50%) Agile Developer
5 5 (4.50%) Agile Java Developer
5 5 (4.50%) Lead Developer
5 5 (4.50%) Lead Java Developer
6 4 (3.60%) Java Team Leader
6 4 (3.60%) Team Leader
7 3 (2.70%) BPM Developer
8 2 (1.80%) Backend Developer
8 2 (1.80%) J2EE Team Leader
8 2 (1.80%) Python Developer
8 2 (1.80%) UI Developer
9 1 (0.90%) Performance Engineer
9 1 (0.90%) QA Engineer
9 1 (0.90%) QA Tester
9 1 (0.90%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 56 (50.45%) REST
2 55 (49.55%) JAX-RS
3 53 (47.75%) Hibernate
4 52 (46.85%) Java EE
4 52 (46.85%) JMS
4 52 (46.85%) Lambda Expressions
5 51 (45.95%) WireMock
6 49 (44.14%) Drools
7 48 (43.24%) Web Services
8 40 (36.04%) SOAP
9 39 (35.14%) J2EE
10 36 (32.43%) PowerMock
11 33 (29.73%) Apache Camel
12 28 (25.23%) Spring
13 25 (22.52%) Spring Boot
14 6 (5.41%) HTML
14 6 (5.41%) Kafka
14 6 (5.41%) XML
15 5 (4.50%) CSS
16 4 (3.60%) LESS
Miscellaneous
1 50 (45.05%) Linux Command Line
2 9 (8.11%) Greenfield Project
3 4 (3.60%) NHS
4 1 (0.90%) User Experience
Operating Systems
1 50 (45.05%) Unix
2 49 (44.14%) VMS
Processes & Methodologies
1 103 (92.79%) Agile Software Development
2 65 (58.56%) Microservices
3 63 (56.76%) OO
4 61 (54.95%) Test Automation
5 54 (48.65%) Domain-Driven Design
6 52 (46.85%) Dependency Injection
6 52 (46.85%) OOA/OOD
7 51 (45.95%) CQRS
8 47 (42.34%) TDD
9 38 (34.23%) BDD
9 38 (34.23%) Scrum
10 37 (33.33%) Continuous Integration
11 36 (32.43%) E-Commerce
11 36 (32.43%) Kanban
12 28 (25.23%) Virtual Infrastructure
13 20 (18.02%) Open Source
14 4 (3.60%) Business Intelligence
14 4 (3.60%) Project Management
15 3 (2.70%) MVC
15 3 (2.70%) Web Development
Programming Languages
1 105 (94.59%) Java
2 60 (54.05%) Java 8
3 52 (46.85%) JPQL
4 10 (9.01%) JavaScript
5 3 (2.70%) Python
5 3 (2.70%) Shell Script
5 3 (2.70%) SQL
6 1 (0.90%) Apex Code
Qualifications
1 66 (59.46%) Security Cleared
2 64 (57.66%) SC Cleared
3 2 (1.80%) BPSS Clearance
3 2 (1.80%) CTC Cleared
4 1 (0.90%) DBS Check
Quality Assurance & Compliance
1 3 (2.70%) PMO
2 1 (0.90%) QA
System Software
1 30 (27.03%) vSphere
2 28 (25.23%) VMware Infrastructure
3 6 (5.41%) Docker
Systems Management
1 2 (1.80%) Ansible
2 1 (0.90%) Kubernetes
Vendors
1 30 (27.03%) VMware
2 2 (1.80%) Adobe
3 1 (0.90%) Salesforce.com
3 1 (0.90%) SAP