Period
to

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 28 May 2022 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
28 May 2022
Same period 2021 Same period 2020
Rank 89 76 92
Rank change year-on-year -13 +16 +11
Contract jobs citing Spring Boot 97 87 60
As % of all contract jobs advertised in the City of London 2.30% 3.00% 1.95%
As % of the Libraries, Frameworks & Software Standards category 7.48% 8.97% 5.76%
Number of daily rates quoted 72 73 50
10th Percentile £528 £444 £425
25th Percentile £580 £481 £470
Median daily rate (50th Percentile) £675 £588 £575
Median % change year-on-year +14.89% +2.17% +4.55%
75th Percentile £732 £688 £638
90th Percentile £800 £738 £676
Central London median daily rate £675 £600 £575
% change year-on-year +12.50% +4.35% +4.55%
Number of hourly rates quoted 1 0 1
10th Percentile - - -
25th Percentile - - £52.50
Median hourly rate £77.00 - £55.00
75th Percentile - - £57.50
90th Percentile - - -
Central London median hourly rate £77.00 - £55.00

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 1,297 970 1,042
As % of all contract IT jobs advertised in the City of London 30.75% 33.43% 33.79%
Number of daily rates quoted 1,039 728 816
10th Percentile £425 £393 £381
25th Percentile £500 £463 £450
Median daily rate (50th Percentile) £600 £550 £525
Median % change year-on-year +9.09% +4.76% -
75th Percentile £713 £638 £625
90th Percentile £800 £713 £688
Central London median daily rate £600 £550 £525
% change year-on-year +9.09% +4.76% -
Number of hourly rates quoted 2 4 5
10th Percentile £49.33 £15.38 £27.20
25th Percentile £53.94 £15.94 £32.75
Median hourly rate £62.25 £18.75 £46.50
Median % change year-on-year +232.00% -59.68% +11.39%
75th Percentile £69.94 £23.31 £57.50
90th Percentile £74.18 £24.78 £59.75
Central London median hourly rate £62.25 £18.75 £50.75
% change year-on-year +232.00% -63.05% +17.60%

Spring Boot
Job Vacancy Trend in the City of London

Job postings citing Spring Boot as a proportion 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

3-month moving average daily rate quoted in jobs citing Spring Boot in the City of London.

Daily rate trend for Spring Boot in the City of London

Spring Boot
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Spring Boot in the City of London over the 6 months to 28 May 2022.

Daily rate histogram for Spring Boot in the City of London

For the 6 months to 28 May 2022, 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 96 (98.97%) Java
2 77 (79.38%) Microservices
3 73 (75.26%) Spring
4 53 (54.64%) Kafka
5 40 (41.24%) REST
6 39 (40.21%) AWS
7 34 (35.05%) Continuous Integration
7 34 (35.05%) Agile
8 25 (25.77%) Finance
9 24 (24.74%) React
9 24 (24.74%) CI/CD
10 23 (23.71%) HTML
11 22 (22.68%) Software Engineering
11 22 (22.68%) NoSQL
11 22 (22.68%) HTML5
11 22 (22.68%) Full Stack Development
12 21 (21.65%) Technology Roadmap
12 21 (21.65%) Confluent
12 21 (21.65%) SQL
13 20 (20.62%) JavaScript
14 19 (19.59%) TDD
15 17 (17.53%) OO
15 17 (17.53%) Microsoft
15 17 (17.53%) Jenkins
16 16 (16.49%) Relational Database
16 16 (16.49%) SOAP
16 16 (16.49%) Social Skills
17 15 (15.46%) Oracle
17 15 (15.46%) Kubernetes
18 14 (14.43%) Docker

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 4 (4.12%) JBoss
1 4 (4.12%) Tomcat
2 2 (2.06%) Apache
2 2 (2.06%) Apache Solr
2 2 (2.06%) CMS
2 2 (2.06%) Confluence
2 2 (2.06%) Elasticsearch
2 2 (2.06%) IIS
2 2 (2.06%) Red Hat Fuse
3 1 (1.03%) Apache Pig
3 1 (1.03%) Apache Spark
3 1 (1.03%) Jetty
3 1 (1.03%) WebSphere
Business Applications
1 2 (2.06%) WebTrends
Cloud Services
1 39 (40.21%) AWS
2 13 (13.40%) AWS Lambda
2 13 (13.40%) Serverless
3 9 (9.28%) GCP
4 7 (7.22%) GitHub
5 6 (6.19%) Azure
6 4 (4.12%) OpenShift
7 3 (3.09%) Amazon S3
7 3 (3.09%) AWS Step Functions
8 2 (2.06%) Amazon CloudSearch
8 2 (2.06%) Amazon CloudWatch
8 2 (2.06%) Amazon SQS
8 2 (2.06%) AWS CloudFormation
8 2 (2.06%) Google Analytics
8 2 (2.06%) IaaS
8 2 (2.06%) npm
8 2 (2.06%) PaaS
8 2 (2.06%) SaaS
8 2 (2.06%) Virtual Private Cloud
9 1 (1.03%) Apigee
Communications & Networking
1 12 (12.37%) HTTP
2 10 (10.31%) HTTPS
3 2 (2.06%) Internet
3 2 (2.06%) Intranet
4 1 (1.03%) AMQP
4 1 (1.03%) SSL
Database & Business Intelligence
1 22 (22.68%) NoSQL
2 16 (16.49%) Relational Database
3 13 (13.40%) Redis
4 11 (11.34%) RDBMS
5 10 (10.31%) SQL Server
6 9 (9.28%) PostgreSQL
7 7 (7.22%) MongoDB
7 7 (7.22%) MySQL
7 7 (7.22%) Oracle Database
8 1 (1.03%) Amazon DynamoDB
8 1 (1.03%) Apache Hive
8 1 (1.03%) Big Data
8 1 (1.03%) Hadoop
8 1 (1.03%) Hazelcast
8 1 (1.03%) HBase
8 1 (1.03%) SQL Server Integration Services
Development Applications
1 17 (17.53%) Jenkins
2 14 (14.43%) Maven
3 11 (11.34%) Gradle
4 10 (10.31%) JUnit
5 9 (9.28%) Git (software)
6 4 (4.12%) IntelliJ
6 4 (4.12%) JIRA
7 3 (3.09%) Cucumber
8 2 (2.06%) Mercurial
8 2 (2.06%) Selenium
8 2 (2.06%) TeamCity
9 1 (1.03%) Bundler
9 1 (1.03%) GitLab
9 1 (1.03%) JHipster
9 1 (1.03%) JProfiler
9 1 (1.03%) Liquibase
9 1 (1.03%) Mockito
9 1 (1.03%) RSpec
9 1 (1.03%) Vagrant
9 1 (1.03%) webpack
General
1 25 (25.77%) Finance
2 16 (16.49%) Social Skills
3 12 (12.37%) Banking
4 9 (9.28%) Financial Institution
4 9 (9.28%) Legal
5 4 (4.12%) Analytical Skills
5 4 (4.12%) Retail
6 2 (2.06%) Front Office
6 2 (2.06%) Investment Banking
7 1 (1.03%) Automotive
7 1 (1.03%) Back Office
7 1 (1.03%) German Language
7 1 (1.03%) Law
Job Titles
1 62 (63.92%) Developer
2 54 (55.67%) Java Developer
3 34 (35.05%) Java Engineer
4 17 (17.53%) Senior Java Engineer
5 14 (14.43%) Senior Software Engineer
5 14 (14.43%) Software Engineer
6 13 (13.40%) Java Software Engineer
6 13 (13.40%) Senior Java Software Engineer
7 11 (11.34%) React Developer
8 8 (8.25%) Senior Developer
9 7 (7.22%) Full Stack Developer
9 7 (7.22%) Senior Java Developer
10 3 (3.09%) Architect
10 3 (3.09%) Backend Developer
10 3 (3.09%) Java Architect
10 3 (3.09%) Oracle Developer
10 3 (3.09%) Web Developer
11 2 (2.06%) AWS Architect
11 2 (2.06%) Front Office Developer
11 2 (2.06%) Senior Full Stack Developer
Libraries, Frameworks & Software Standards
1 73 (75.26%) Spring
2 53 (54.64%) Kafka
3 40 (41.24%) REST
4 24 (24.74%) React
5 23 (23.71%) HTML
6 22 (22.68%) HTML5
7 16 (16.49%) SOAP
8 13 (13.40%) AngularJS
8 13 (13.40%) Redux
9 12 (12.37%) Node.js
10 11 (11.34%) RESTful
10 11 (11.34%) Spring Cloud
11 10 (10.31%) CSS
11 10 (10.31%) Web Services
12 9 (9.28%) CSS3
12 9 (9.28%) WebSockets
13 8 (8.25%) Apache Camel
13 8 (8.25%) jQuery
13 8 (8.25%) Spring WebFlux
14 7 (7.22%) Middleware
Miscellaneous
1 13 (13.40%) Enterprise Software
2 9 (9.28%) Clustering
2 9 (9.28%) Hedge funds
3 5 (5.15%) Cloud Native
4 3 (3.09%) Management Information System
5 2 (2.06%) Greenfield Project
6 1 (1.03%) Algorithms
6 1 (1.03%) Data Structures
6 1 (1.03%) Derivative
6 1 (1.03%) Equities
6 1 (1.03%) OTC Derivatives
6 1 (1.03%) PKI
6 1 (1.03%) Public Cloud
6 1 (1.03%) User Experience
6 1 (1.03%) Virtual Team
Operating Systems
1 5 (5.15%) Linux
2 4 (4.12%) Unix
3 2 (2.06%) Windows
4 1 (1.03%) Red Hat Enterprise Linux
Processes & Methodologies
1 77 (79.38%) Microservices
2 34 (35.05%) Agile
2 34 (35.05%) Continuous Integration
3 24 (24.74%) CI/CD
4 22 (22.68%) Full Stack Development
4 22 (22.68%) Software Engineering
5 21 (21.65%) Technology Roadmap
6 19 (19.59%) TDD
7 17 (17.53%) OO
8 14 (14.43%) Scrum
9 13 (13.40%) DevOps
9 13 (13.40%) Event-Driven
9 13 (13.40%) Event-Driven Architecture
9 13 (13.40%) Test Automation
9 13 (13.40%) Web Development
10 12 (12.37%) Data Protection
11 10 (10.31%) High Availability
11 10 (10.31%) Multithreading
12 9 (9.28%) Multithreaded Programming
12 9 (9.28%) Performance Tuning
Programming Languages
1 96 (98.97%) Java
2 21 (21.65%) SQL
3 20 (20.62%) JavaScript
4 7 (7.22%) TypeScript
5 4 (4.12%) ES6
6 2 (2.06%) C#
6 2 (2.06%) Python
6 2 (2.06%) Ruby
6 2 (2.06%) Shell Script
7 1 (1.03%) Go
7 1 (1.03%) Groovy
7 1 (1.03%) PL/SQL
7 1 (1.03%) PowerShell
7 1 (1.03%) Scala
Qualifications
1 8 (8.25%) Security Cleared
2 3 (3.09%) SC Cleared
3 2 (2.06%) AWS Certification
3 2 (2.06%) CTC Cleared
4 1 (1.03%) Sun Certification
Quality Assurance & Compliance
1 12 (12.37%) QA
2 9 (9.28%) GDPR
3 2 (2.06%) Accessibility
System Software
1 14 (14.43%) Docker
2 4 (4.12%) Virtual Machines
3 1 (1.03%) VirtualBox
Systems Management
1 15 (15.46%) Kubernetes
2 8 (8.25%) Ansible
2 8 (8.25%) Terraform
3 1 (1.03%) Ambari
3 1 (1.03%) Puppet
3 1 (1.03%) Rancher
Vendors
1 21 (21.65%) Confluent
2 17 (17.53%) Microsoft
3 15 (15.46%) Oracle
4 4 (4.12%) Google
5 2 (2.06%) AppDynamics
5 2 (2.06%) FatWire
6 1 (1.03%) Cloudera
6 1 (1.03%) ForgeRock
6 1 (1.03%) IBM
6 1 (1.03%) Red Hat
6 1 (1.03%) Sun
6 1 (1.03%) Teradata