Period
to 20 April 2021

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Spring skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Spring over the 6 months to 20 April 2021 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.

Pivotal Spring Framework
Central London > City of London
6 months to
20 Apr 2021
Same period 2020 Same period 2019
Rank 33 49 41
Rank change year-on-year +16 -8 +25
Contract jobs citing Spring 149 162 335
As % of all contract jobs advertised in the City of London 6.00% 4.14% 4.97%
As % of the Libraries, Frameworks & Software Standards category 18.19% 12.11% 13.30%
Number of daily rates quoted 130 142 273
10th Percentile £444 £413 £414
25th Percentile £513 £475 £485
Median daily rate (50th Percentile) £600 £550 £563
Median % change year-on-year +9.09% -2.22% +7.14%
75th Percentile £688 £625 £625
90th Percentile £707 £652 £675
Central London median daily rate £600 £550 £550
% change year-on-year +9.09% - +4.76%
Number of hourly rates quoted 0 1 0
Median hourly rate - £55.00 -
Central London median hourly rate - £55.00 -

Spring 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 819 1,338 2,518
As % of all contract IT jobs advertised in the City of London 32.96% 34.20% 37.34%
Number of daily rates quoted 619 1,071 2,035
10th Percentile £368 £385 £408
25th Percentile £450 £450 £463
Median daily rate (50th Percentile) £550 £525 £525
Median % change year-on-year +4.76% - +0.96%
75th Percentile £638 £613 £600
90th Percentile £695 £688 £675
Central London median daily rate £550 £525 £525
% change year-on-year +4.76% - +5.00%
Number of hourly rates quoted 3 3 8
10th Percentile £15.25 £46.70 £12.88
25th Percentile £15.63 £48.88 £17.38
Median hourly rate £17.50 £55.00 £28.75
Median % change year-on-year -68.18% +91.30% +33.72%
75th Percentile £20.63 £59.38 £42.25
90th Percentile £21.75 £60.50 £56.50
Central London median hourly rate £17.50 £56.25 £35.00
% change year-on-year -68.89% +60.71% +62.79%

Spring
Job Vacancy Trend in the City of London

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

Job vacancy trend for Spring in the City of London

Spring
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Spring in the City of London

Spring
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Spring in the City of London over the 6 months to 20 April 2021.

Daily rate histogram for Spring in the City of London

Spring
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing Spring in the City of London.

Hourly rate trend for Spring in the City of London

For the 6 months to 20 April 2021, IT contractor jobs citing Spring 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.

1 136 (91.28%) Java
2 79 (53.02%) Agile Software Development
3 73 (48.99%) Spring Boot
4 70 (46.98%) Microservices
5 62 (41.61%) Banking
6 61 (40.94%) Kubernetes
7 51 (34.23%) Java 8
8 50 (33.56%) Docker
9 45 (30.20%) TDD
10 40 (26.85%) Finance
11 36 (24.16%) Kafka
12 34 (22.82%) AWS
13 32 (21.48%) Jenkins
14 31 (20.81%) REST
14 31 (20.81%) JavaScript
15 27 (18.12%) Hibernate
16 26 (17.45%) Oracle
16 26 (17.45%) AngularJS
16 26 (17.45%) DevOps
17 25 (16.78%) Maven
18 23 (15.44%) Linux
19 21 (14.09%) Investment Banking
19 21 (14.09%) Multithreading
20 20 (13.42%) OO
21 19 (12.75%) HTML
21 19 (12.75%) Scrum
22 18 (12.08%) RESTful
23 17 (11.41%) Continuous Integration
23 17 (11.41%) Performance Tuning
24 16 (10.74%) SQL

Spring
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 12 (8.05%) Red Hat Fuse
2 11 (7.38%) Apache
3 6 (4.03%) Apache Spark
4 5 (3.36%) Cloud Foundry
5 4 (2.68%) Elasticsearch
5 4 (2.68%) Oracle Coherence
6 3 (2.01%) Camunda
6 3 (2.01%) Mule
7 2 (1.34%) Apache Airflow
7 2 (1.34%) CMS
7 2 (1.34%) Confluence
7 2 (1.34%) Jupyter
8 1 (0.67%) Adobe Experience Manager
8 1 (0.67%) Anypoint
8 1 (0.67%) JBoss
8 1 (0.67%) Tomcat
8 1 (0.67%) WebLogic
8 1 (0.67%) WebSphere
8 1 (0.67%) WebSphere Application Server
Cloud Services
1 34 (22.82%) AWS
2 13 (8.72%) Azure
3 11 (7.38%) SaaS
4 7 (4.70%) Amazon EC2
4 7 (4.70%) PaaS
4 7 (4.70%) Serverless
5 6 (4.03%) Amazon Kinesis
5 6 (4.03%) GCP
6 5 (3.36%) AWS CloudFormation
7 4 (2.68%) Amazon ECS
7 4 (2.68%) Amazon ElastiCache
8 3 (2.01%) Apigee
8 3 (2.01%) IaaS
8 3 (2.01%) OpenShift
9 2 (1.34%) Amazon S3
9 2 (1.34%) Amazon SQS
9 2 (1.34%) AWS Lambda
9 2 (1.34%) Cloud Computing
9 2 (1.34%) GitHub
9 2 (1.34%) Virtual Private Cloud
Communications & Networking
1 8 (5.37%) Internet
2 7 (4.70%) HTTP
3 3 (2.01%) SSL
4 2 (1.34%) DNS
4 2 (1.34%) FTP
4 2 (1.34%) TCP/IP
Database & Business Intelligence
1 13 (8.72%) Relational Database
2 9 (6.04%) MongoDB
3 8 (5.37%) Oracle Database
3 8 (5.37%) PostgreSQL
4 6 (4.03%) Big Data
4 6 (4.03%) MySQL
5 5 (3.36%) Hazelcast
5 5 (3.36%) NoSQL
6 4 (2.68%) RDBMS
6 4 (2.68%) Redis
6 4 (2.68%) SQL Server
7 3 (2.01%) Couchbase
8 2 (1.34%) Apache Hive
8 2 (1.34%) Cloud Spanner
8 2 (1.34%) Data Lake
8 2 (1.34%) Data Warehouse
8 2 (1.34%) Flink
8 2 (1.34%) Hadoop
8 2 (1.34%) Parquet
8 2 (1.34%) Snowflake Schema
Development Applications
1 32 (21.48%) Jenkins
2 25 (16.78%) Maven
3 15 (10.07%) JUnit
4 14 (9.40%) Cucumber
5 12 (8.05%) Git (software)
6 9 (6.04%) Mockito
7 8 (5.37%) Atlassian Bamboo
8 5 (3.36%) JIRA
9 4 (2.68%) Gatling
9 4 (2.68%) GitLab
9 4 (2.68%) Gradle
9 4 (2.68%) Mocha
10 3 (2.01%) TeamCity
11 2 (1.34%) Bitbucket
11 2 (1.34%) Geb
11 2 (1.34%) JMeter
11 2 (1.34%) PyUnit
11 2 (1.34%) Spock
11 2 (1.34%) Subversion
11 2 (1.34%) webpack
General
1 62 (41.61%) Banking
2 40 (26.85%) Finance
3 21 (14.09%) Investment Banking
4 13 (8.72%) Front Office
5 6 (4.03%) Games
5 6 (4.03%) Retail
6 2 (1.34%) Advertising
6 2 (1.34%) Back Office
7 1 (0.67%) Financial Institution
7 1 (0.67%) Public Sector
7 1 (0.67%) Retail Banking
Job Titles
1 126 (84.56%) Developer
2 106 (71.14%) Java Developer
3 22 (14.77%) Senior Developer
4 19 (12.75%) Senior Java Developer
5 13 (8.72%) AWS Developer
6 10 (6.71%) DevOps Developer
7 9 (6.04%) Architect
7 9 (6.04%) Full Stack Developer
8 8 (5.37%) Java Architect
8 8 (5.37%) Oracle Developer
9 7 (4.70%) Agile Developer
9 7 (4.70%) Agile Java Developer
9 7 (4.70%) Java Solutions Architect
9 7 (4.70%) Solutions Architect
10 5 (3.36%) SC Cleared Java Developer
11 4 (2.68%) Integration Developer
12 3 (2.01%) Applications Developer
12 3 (2.01%) Backend Developer
12 3 (2.01%) Data Engineer
12 3 (2.01%) Investment Banking Java Developer
Libraries, Frameworks & Software Standards
1 73 (48.99%) Spring Boot
2 36 (24.16%) Kafka
3 31 (20.81%) REST
4 27 (18.12%) Hibernate
5 26 (17.45%) AngularJS
6 19 (12.75%) HTML
7 18 (12.08%) RESTful
8 15 (10.07%) HTML5
8 15 (10.07%) Middleware
8 15 (10.07%) React
9 14 (9.40%) Apache Camel
10 12 (8.05%) JMS
11 11 (7.38%) Node.js
12 10 (6.71%) JDBC
12 10 (6.71%) OSGi
13 9 (6.04%) Web Services
14 8 (5.37%) jQuery
14 8 (5.37%) XML
15 7 (4.70%) GWT
15 7 (4.70%) JSON
Miscellaneous
1 15 (10.07%) Enterprise Software
2 11 (7.38%) Clustering
2 11 (7.38%) Grid Computing
3 10 (6.71%) Credit Risk
3 10 (6.71%) Fixed Income
3 10 (6.71%) Foreign Exchange (FX)
4 9 (6.04%) Data Structures
4 9 (6.04%) Market Risk
5 8 (5.37%) Analytical Skills
5 8 (5.37%) Self-Motivation
6 7 (4.70%) Public Cloud
7 6 (4.03%) Algorithms
7 6 (4.03%) Greenfield Project
8 5 (3.36%) Derivative
9 4 (2.68%) Equity Derivative
9 4 (2.68%) Mobile App
9 4 (2.68%) User Experience
10 3 (2.01%) Data Centre
11 2 (1.34%) Management Information System
12 1 (0.67%) BBC
Operating Systems
1 23 (15.44%) Linux
2 12 (8.05%) Unix
3 2 (1.34%) Windows
4 1 (0.67%) Windows Server
Processes & Methodologies
1 79 (53.02%) Agile Software Development
2 70 (46.98%) Microservices
3 45 (30.20%) TDD
4 26 (17.45%) DevOps
5 21 (14.09%) Multithreading
6 20 (13.42%) OO
7 19 (12.75%) Scrum
8 17 (11.41%) Continuous Integration
8 17 (11.41%) Performance Tuning
9 15 (10.07%) Software Engineering
10 14 (9.40%) Open Source
11 13 (8.72%) Low Latency
11 13 (8.72%) Unit Testing
12 12 (8.05%) High Availability
12 12 (8.05%) Migration
12 12 (8.05%) Risk Management
12 12 (8.05%) Web Development
13 11 (7.38%) BDD
13 11 (7.38%) Data Analysis
13 11 (7.38%) Scalability Testing
Programming Languages
1 136 (91.28%) Java
2 51 (34.23%) Java 8
3 31 (20.81%) JavaScript
4 16 (10.74%) SQL
5 12 (8.05%) Kotlin
6 11 (7.38%) Python
7 8 (5.37%) PL/SQL
7 8 (5.37%) Scala
8 7 (4.70%) TypeScript
9 4 (2.68%) ES6
9 4 (2.68%) Go
9 4 (2.68%) Haskell
10 3 (2.01%) C#
11 2 (1.34%) Groovy
12 1 (0.67%) C++
12 1 (0.67%) PowerShell
12 1 (0.67%) Ruby
12 1 (0.67%) Shell Script
Qualifications
1 10 (6.71%) SC Cleared
1 10 (6.71%) Security Cleared
2 1 (0.67%) AWS Certification
2 1 (0.67%) Computer Science Degree
2 1 (0.67%) CTC Cleared
2 1 (0.67%) Degree
Quality Assurance & Compliance
1 2 (1.34%) QA
System Software
1 50 (33.56%) Docker
2 1 (0.67%) Virtual Machines
2 1 (0.67%) VMware Infrastructure
2 1 (0.67%) vSphere
Systems Management
1 61 (40.94%) Kubernetes
2 15 (10.07%) Ansible
3 8 (5.37%) Terraform
4 2 (1.34%) Docker Swarm
4 2 (1.34%) Opscode Chef
4 2 (1.34%) Prometheus
5 1 (0.67%) Grafana
5 1 (0.67%) HP ALM
5 1 (0.67%) Puppet
5 1 (0.67%) Salt
5 1 (0.67%) Single Sign-On
5 1 (0.67%) vRealize
Vendors
1 26 (17.45%) Oracle
2 11 (7.38%) MuleSoft
3 5 (3.36%) Microsoft
4 3 (2.01%) Solace
5 2 (1.34%) Confluent
5 2 (1.34%) Google
5 2 (1.34%) Salesforce.com
5 2 (1.34%) Sybase
6 1 (0.67%) Adobe
6 1 (0.67%) Atlassian
6 1 (0.67%) Databricks
6 1 (0.67%) Dynatrace
6 1 (0.67%) HP
6 1 (0.67%) IBM
6 1 (0.67%) Murex
6 1 (0.67%) PeopleSoft
6 1 (0.67%) Red Hat
6 1 (0.67%) Splunk
6 1 (0.67%) VMware
6 1 (0.67%) Workday