Period
to 23 June 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Spring Boot skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Spring Boot over the 6 months to 23 June 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.

Spring Boot
Central London > City of London
6 months to
23 Jun 2018
Same period 2017 Same period 2016
Rank 169 187 225
Rank change year-on-year +18 +38 +59
Contract jobs citing Spring Boot 85 43 14
As % of all contract IT jobs advertised in the City of London 1.23% 0.69% 0.21%
As % of the Libraries, Frameworks & Software Standards category 3.17% 1.87% 0.62%
Number of daily rates quoted 74 29 14
City of London median daily rate £510 £500 £444
Median daily rate % change year-on-year +2.00% +12.68% -11.25%
10th Percentile £375 £388 £338
90th Percentile £636 £638 £575
Central London median daily rate £513 £500 £431
% change year-on-year +2.50% +15.94% -13.75%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Spring Boot 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 the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 2,684 2,304 2,254
As % of all contract IT jobs advertised in the City of London 38.70% 36.87% 34.06%
Number of daily rates quoted 2,213 1,888 1,900
City of London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £363 £350 £313
90th Percentile £675 £650 £638
Central London median daily rate £513 £498 £463
% change year-on-year +3.02% +7.57% +2.78%
Number of hourly rates quoted 16 7 6
City of London median hourly rate £21.75 £24.86 £32.79
Median hourly rate % change year-on-year -12.51% -24.17% +27.07%
10th Percentile £21.00 £20.75 £17.08
90th Percentile £55.38 £31.85 £60.00
Central London median hourly rate £22.00 £24.86 £32.79
% change year-on-year -11.50% -24.17% +19.78%

Spring Boot
Job Vacancy Trend in the City of London

Job postings citing Spring Boot as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Spring Boot in the City of London

Spring Boot
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Spring Boot in the City of London.

Contractor daily rate trend for Spring Boot in the City of London

Spring Boot
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Spring Boot in the City of London over the 6 months to 23 June 2018.

Contractor daily rate histogram for Spring Boot in the City of London

For the 6 months to 23 June 2018, IT contractor jobs citing Spring Boot 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 City of London region with a requirement for Spring Boot.

1 82 (96.47%) Java
2 69 (81.18%) Spring
3 57 (67.06%) Microservices
4 52 (61.18%) Agile Software Development
4 52 (61.18%) Java 8
5 51 (60.00%) TDD
6 46 (54.12%) REST
7 36 (42.35%) Amazon AWS
8 35 (41.18%) Git (software)
9 34 (40.00%) MongoDB
10 32 (37.65%) BDD
11 27 (31.76%) Gradle
11 27 (31.76%) Docker
12 26 (30.59%) Jenkins
13 25 (29.41%) PostgreSQL
14 24 (28.24%) JavaScript
15 22 (25.88%) HTML
15 22 (25.88%) Software Engineering
15 22 (25.88%) AngularJS
15 22 (25.88%) HTML5
16 21 (24.71%) Kafka
17 20 (23.53%) TypeScript
17 20 (23.53%) Hibernate
17 20 (23.53%) HTTP
17 20 (23.53%) ES6
18 18 (21.18%) CSS
18 18 (21.18%) Linux
18 18 (21.18%) Heroku
19 17 (20.00%) SOAP
19 17 (20.00%) Maven

Spring Boot
Co-occurring IT Skills in the City of London 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 10 (11.76%) Elasticsearch
2 5 (5.88%) Cloud Foundry
2 5 (5.88%) Tomcat
3 3 (3.53%) Apache Spark
4 2 (2.35%) ArcGIS
4 2 (2.35%) Confluence
5 1 (1.18%) Adobe Experience Manager
5 1 (1.18%) Anypoint
5 1 (1.18%) Apache Solr
5 1 (1.18%) WebLogic
5 1 (1.18%) WebSphere
Applications
1 1 (1.18%) MS Visio
Cloud Services
1 36 (42.35%) Amazon AWS
2 18 (21.18%) Heroku
3 6 (7.06%) Microsoft Azure
4 3 (3.53%) Google Cloud Platform
4 3 (3.53%) npm
4 3 (3.53%) Runscope
4 3 (3.53%) Yarn
5 2 (2.35%) GitHub
5 2 (2.35%) PaaS
6 1 (1.18%) Amazon EC2
6 1 (1.18%) Amazon ELB
6 1 (1.18%) Amazon S3
Communications & Networking
1 20 (23.53%) HTTP
2 16 (18.82%) DNS
2 16 (18.82%) FTP
2 16 (18.82%) SSL
2 16 (18.82%) TCP/IP
3 2 (2.35%) BIG-IP
4 1 (1.18%) Kerberos
Database & Business Intelligence
1 34 (40.00%) MongoDB
2 25 (29.41%) PostgreSQL
3 16 (18.82%) NoSQL
4 12 (14.12%) Big Data
5 11 (12.94%) Hadoop
6 10 (11.76%) Redis
7 7 (8.24%) MySQL
8 4 (4.71%) SQL Server
9 3 (3.53%) SQL Server 2014
10 2 (2.35%) Apache Cassandra
10 2 (2.35%) KDB
10 2 (2.35%) Oracle Database
10 2 (2.35%) Oracle Database 10g
10 2 (2.35%) Oracle Database 11g
11 1 (1.18%) Apache Hive
11 1 (1.18%) Data Warehouse
11 1 (1.18%) HBase
11 1 (1.18%) InfluxDB
11 1 (1.18%) Sqoop
Development Applications
1 35 (41.18%) Git (software)
2 27 (31.76%) Gradle
3 26 (30.59%) Jenkins
4 17 (20.00%) Maven
5 16 (18.82%) GitLab
5 16 (18.82%) gulp
6 14 (16.47%) Gatling
6 14 (16.47%) Geb
6 14 (16.47%) Spock
7 12 (14.12%) JUnit
8 7 (8.24%) Mockito
9 6 (7.06%) Cucumber
10 5 (5.88%) TestNG
11 4 (4.71%) JIRA
12 2 (2.35%) Selenium
12 2 (2.35%) SoapUI
12 2 (2.35%) TeamCity
13 1 (1.18%) Artifactory
13 1 (1.18%) Bitbucket
13 1 (1.18%) Subversion
General
1 12 (14.12%) Finance
2 9 (10.59%) Banking
3 6 (7.06%) Front Office
4 4 (4.71%) Retail
5 3 (3.53%) Investment Banking
6 2 (2.35%) Automotive
6 2 (2.35%) Back Office
6 2 (2.35%) Financial Institution
6 2 (2.35%) General Ledger
7 1 (1.18%) Marketing
Job Titles
1 65 (76.47%) Developer
2 61 (71.76%) Java Developer
3 27 (31.76%) Senior Developer
3 27 (31.76%) Senior Java Developer
4 15 (17.65%) Agile Developer
4 15 (17.65%) Agile Java Developer
5 7 (8.24%) Architect
6 5 (5.88%) Java Engineer
7 3 (3.53%) DevOps Engineer
7 3 (3.53%) Full Stack Developer
7 3 (3.53%) Java Architect
7 3 (3.53%) Senior Java Engineer
7 3 (3.53%) Solutions Architect
8 2 (2.35%) Cloud Engineer
8 2 (2.35%) Java Software Engineer
8 2 (2.35%) Lead Developer
8 2 (2.35%) Lead Java Developer
8 2 (2.35%) Operations Engineer
8 2 (2.35%) Senior Cloud Engineer
8 2 (2.35%) Software Engineer
Libraries, Frameworks & Software Standards
1 69 (81.18%) Spring
2 46 (54.12%) REST
3 22 (25.88%) AngularJS
3 22 (25.88%) HTML
3 22 (25.88%) HTML5
4 21 (24.71%) Kafka
5 20 (23.53%) Hibernate
6 18 (21.18%) CSS
7 17 (20.00%) SOAP
8 16 (18.82%) Dropwizard
8 16 (18.82%) Ember.js
8 16 (18.82%) Guice
8 16 (18.82%) JSON
8 16 (18.82%) Node.js
8 16 (18.82%) OAuth
8 16 (18.82%) OAuth2
8 16 (18.82%) Ratpack
9 14 (16.47%) WireMock
10 11 (12.94%) RESTful
11 7 (8.24%) React
Miscellaneous
1 6 (7.06%) Mobile App
2 5 (5.88%) Analytical Skills
2 5 (5.88%) Greenfield Project
3 4 (4.71%) Fintech
3 4 (4.71%) iPad
4 3 (3.53%) Foreign Exchange (FX)
5 2 (2.35%) Cloud Native
5 2 (2.35%) Computer Science
5 2 (2.35%) Derivative
5 2 (2.35%) Equity Derivative
5 2 (2.35%) User Experience
6 1 (1.18%) Data Structures
6 1 (1.18%) Fixed Income
6 1 (1.18%) Mobile Banking
Operating Systems
1 18 (21.18%) Linux
2 2 (2.35%) Android
2 2 (2.35%) Apple iOS
3 1 (1.18%) Unix
Processes & Methodologies
1 57 (67.06%) Microservices
2 52 (61.18%) Agile Software Development
3 51 (60.00%) TDD
4 32 (37.65%) BDD
5 22 (25.88%) Software Engineering
6 16 (18.82%) Domain-Driven Design
6 16 (18.82%) OWASP
7 14 (16.47%) Digital Transformation Programme
8 13 (15.29%) Continuous Integration
9 12 (14.12%) Scrum
10 11 (12.94%) Unit Testing
11 9 (10.59%) MapReduce
12 8 (9.41%) API Testing
12 8 (9.41%) E-Commerce
12 8 (9.41%) Open Source
12 8 (9.41%) Pair Programming
13 6 (7.06%) DevOps
14 5 (5.88%) Dependency Injection
14 5 (5.88%) Mentoring
14 5 (5.88%) Test Automation
Programming Languages
1 82 (96.47%) Java
2 52 (61.18%) Java 8
3 24 (28.24%) JavaScript
4 20 (23.53%) ES6
4 20 (23.53%) TypeScript
5 15 (17.65%) Groovy
6 13 (15.29%) Python
6 13 (15.29%) Scala
7 10 (11.76%) SQL
8 4 (4.71%) C#
8 4 (4.71%) Ruby
9 2 (2.35%) Kotlin
10 1 (1.18%) C++
10 1 (1.18%) Java 9
10 1 (1.18%) Perl
10 1 (1.18%) PL/SQL
Qualifications
1 4 (4.71%) Degree
2 2 (2.35%) Computer Science Degree
2 2 (2.35%) SC Cleared
2 2 (2.35%) Security Cleared
3 1 (1.18%) BPSS Clearance
Quality Assurance & Compliance
1 1 (1.18%) GDPR
1 1 (1.18%) MiFID
1 1 (1.18%) QA
System Software
1 27 (31.76%) Docker
2 1 (1.18%) Apache ZooKeeper
2 1 (1.18%) HDFS
Systems Management
1 16 (18.82%) Docker Swarm
2 11 (12.94%) Puppet
3 8 (9.41%) Kubernetes
4 4 (4.71%) Terraform
5 3 (3.53%) Consul
5 3 (3.53%) Grafana
5 3 (3.53%) Graphite
5 3 (3.53%) Packer
5 3 (3.53%) Prometheus
6 2 (2.35%) Ansible
6 2 (2.35%) Control-M
6 2 (2.35%) ITRS Geneos
7 1 (1.18%) Hadoop YARN
7 1 (1.18%) Kibana
7 1 (1.18%) logstash
7 1 (1.18%) Nagios
7 1 (1.18%) Oozie
7 1 (1.18%) Opscode Chef
7 1 (1.18%) Pingdom
7 1 (1.18%) ZABBIX
Vendors
1 10 (11.76%) Oracle
2 4 (4.71%) MuleSoft
2 4 (4.71%) New Relic
3 3 (3.53%) AppDynamics
3 3 (3.53%) Dynatrace
3 3 (3.53%) FXall
3 3 (3.53%) Google
3 3 (3.53%) Reuters
3 3 (3.53%) Splunk
4 2 (2.35%) F5
4 2 (2.35%) Solace
5 1 (1.18%) Adobe
5 1 (1.18%) Atlassian
5 1 (1.18%) CA Agile Central
5 1 (1.18%) hybris
5 1 (1.18%) Informatica
5 1 (1.18%) PagerDuty
5 1 (1.18%) Tableau