Period
to 20 October 2021

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

Apache Maven
Central London > City of London
6 months to
20 Oct 2021
Same period 2020 Same period 2019
Rank 107 81 164
Rank change year-on-year -26 +83 -73
Contract jobs citing Maven 72 36 64
As % of all contract jobs advertised in the City of London 1.85% 2.00% 1.08%
As % of the Development Applications category 10.18% 11.04% 6.34%
Number of daily rates quoted 50 17 49
10th Percentile £513 £445 £440
25th Percentile £613 £525 £488
Median daily rate (50th Percentile) £650 £575 £550
Median % change year-on-year +13.04% +4.55% -
75th Percentile £775 £650 £613
90th Percentile £838 £690 £698
Central London median daily rate £650 £575 £550
% change year-on-year +13.04% +4.55% -
Number of hourly rates quoted 1 0 0
Median hourly rate £25.50 - -
Central London median hourly rate £25.50 - -

Maven is in the Development Applications 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 development application skills.

All Development Application Skills
City of London
Contract vacancies with a requirement for development application skills 707 326 1,010
As % of all contract IT jobs advertised in the City of London 18.18% 18.12% 17.03%
Number of daily rates quoted 552 236 791
10th Percentile £413 £281 £369
25th Percentile £475 £425 £429
Median daily rate (50th Percentile) £575 £510 £525
Median % change year-on-year +12.75% -2.86% +5.00%
75th Percentile £663 £575 £600
90th Percentile £750 £650 £675
Central London median daily rate £575 £508 £515
% change year-on-year +13.30% -1.46% +3.00%
Number of hourly rates quoted 2 1 4
10th Percentile £26.03 " £28.30
25th Percentile £27.19 £32.75 £38.88
Median hourly rate £29.25 £33.50 £50.25
Median % change year-on-year -12.69% -33.33% -
75th Percentile £31.19 £34.25 £57.87
90th Percentile £32.28 " £62.15
Central London median hourly rate £29.25 £33.50 £50.25
% change year-on-year -12.69% -33.33% -

Maven
Job Vacancy Trend in the City of London

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

Job vacancy trend for Maven in the City of London

Maven
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Maven in the City of London

Maven
Daily Rate Histogram in the City of London

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

Daily rate histogram for Maven in the City of London

For the 6 months to 20 October 2021, IT contractor jobs citing Maven 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 Maven.

1 65 (90.28%) Java
2 44 (61.11%) Spring
3 42 (58.33%) Agile Software Development
4 32 (44.44%) REST
5 29 (40.28%) Jenkins
5 29 (40.28%) Docker
6 28 (38.89%) AWS
7 27 (37.50%) Git (software)
8 24 (33.33%) Cucumber
8 24 (33.33%) Kubernetes
9 23 (31.94%) DevOps
10 22 (30.56%) Terraform
11 20 (27.78%) Vert.x
12 19 (26.39%) Microservices
13 17 (23.61%) TDD
14 15 (20.83%) GitHub
15 14 (19.44%) Spring Boot
15 14 (19.44%) JIRA
15 14 (19.44%) Finance
16 13 (18.06%) OO
16 13 (18.06%) Continuous Integration
17 12 (16.67%) Scrum
17 12 (16.67%) OOP
17 12 (16.67%) Web Services
17 12 (16.67%) Java 8
18 11 (15.28%) RESTful
19 10 (13.89%) BDD
19 10 (13.89%) Kafka
19 10 (13.89%) SQL
20 9 (12.50%) SQL Server

Maven
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 7 (9.72%) Confluence
2 6 (8.33%) CMS
3 4 (5.56%) Headless CMS
3 4 (5.56%) Magnolia
4 1 (1.39%) Apache
4 1 (1.39%) JBoss
4 1 (1.39%) Tomcat
4 1 (1.39%) WebLogic
4 1 (1.39%) WebSphere
Cloud Services
1 28 (38.89%) AWS
2 15 (20.83%) GitHub
3 8 (11.11%) Azure
4 3 (4.17%) PaaS
4 3 (4.17%) SaaS
5 2 (2.78%) Amazon S3
5 2 (2.78%) Amazon SQS
5 2 (2.78%) AWS Lambda
5 2 (2.78%) AWS Step Functions
5 2 (2.78%) Power Platform
5 2 (2.78%) Serverless
6 1 (1.39%) GCP
6 1 (1.39%) IaaS
6 1 (1.39%) Kong
6 1 (1.39%) npm
6 1 (1.39%) OpenShift
6 1 (1.39%) Slack
Communications & Networking
1 1 (1.39%) HTTP
1 1 (1.39%) Kerberos
Database & Business Intelligence
1 9 (12.50%) NoSQL
1 9 (12.50%) SQL Server
2 7 (9.72%) MySQL
3 6 (8.33%) MongoDB
4 3 (4.17%) Data Warehouse
4 3 (4.17%) PostgreSQL
4 3 (4.17%) Relational Database
4 3 (4.17%) SQL Server Integration Services
5 2 (2.78%) Power BI
5 2 (2.78%) SQL Server Analysis Services
6 1 (1.39%) Amazon DynamoDB
6 1 (1.39%) CouchDB
6 1 (1.39%) Data Mart
6 1 (1.39%) Hadoop
6 1 (1.39%) Oracle Database
6 1 (1.39%) RDBMS
Development Applications
1 29 (40.28%) Jenkins
2 27 (37.50%) Git (software)
3 24 (33.33%) Cucumber
4 14 (19.44%) JIRA
5 6 (8.33%) Gradle
5 6 (8.33%) JUnit
5 6 (8.33%) Sonatype Nexus
6 5 (6.94%) IntelliJ
7 4 (5.56%) Eclipse
7 4 (5.56%) Selenium
7 4 (5.56%) TestNG
7 4 (5.56%) Visual Studio
8 3 (4.17%) Ant
8 3 (4.17%) Appium
8 3 (4.17%) Octopus Deploy
8 3 (4.17%) SpecFlow
8 3 (4.17%) TeamCity
8 3 (4.17%) WebDriver
8 3 (4.17%) Zephyr
9 2 (2.78%) Subversion
General
1 14 (19.44%) Finance
2 9 (12.50%) Banking
3 8 (11.11%) Social Skills
4 7 (9.72%) Retail
5 6 (8.33%) Front Office
6 5 (6.94%) Analytical Skills
7 4 (5.56%) Investment Banking
8 3 (4.17%) Financial Institution
8 3 (4.17%) Legal
9 2 (2.78%) Retail Banking
Job Titles
1 30 (41.67%) Developer
2 24 (33.33%) Java Developer
3 23 (31.94%) Java Engineer
4 13 (18.06%) DevOps Engineer
5 5 (6.94%) Architect
5 5 (6.94%) Front Office Developer
6 4 (5.56%) Algorithmic Trading Developer
6 4 (5.56%) Java Developer - Algorithmic Trading
7 3 (4.17%) Automation Test Lead
7 3 (4.17%) CMS Developer
7 3 (4.17%) Senior DevOps
7 3 (4.17%) Senior DevOps Engineer
7 3 (4.17%) Senior Java Engineer
7 3 (4.17%) Test Leader
8 2 (2.78%) AWS Developer
8 2 (2.78%) Software Engineer
8 2 (2.78%) Technical Architect
9 1 (1.39%) Analyst
9 1 (1.39%) Programmer
9 1 (1.39%) Test Analyst
Libraries, Frameworks & Software Standards
1 44 (61.11%) Spring
2 32 (44.44%) REST
3 20 (27.78%) Vert.x
4 14 (19.44%) Spring Boot
5 12 (16.67%) Web Services
6 11 (15.28%) RESTful
7 10 (13.89%) Kafka
8 9 (12.50%) JMS
9 8 (11.11%) JSON
10 6 (8.33%) RAML
10 6 (8.33%) Swagger
11 5 (6.94%) J2EE
12 4 (5.56%) AngularJS
12 4 (5.56%) Hibernate
12 4 (5.56%) HTML
12 4 (5.56%) JSR 170
12 4 (5.56%) React
12 4 (5.56%) XML
12 4 (5.56%) YAML
13 3 (4.17%) CSS
Miscellaneous
1 6 (8.33%) Algorithms
2 3 (4.17%) Analytical Mindset
2 3 (4.17%) Data Structures
2 3 (4.17%) Hedge funds
3 2 (2.78%) Foreign Exchange (FX)
3 2 (2.78%) Greenfield Project
3 2 (2.78%) Mobile App
4 1 (1.39%) Enterprise Software
4 1 (1.39%) Fixed Income
4 1 (1.39%) User Experience
4 1 (1.39%) Virtual Team
Operating Systems
1 5 (6.94%) Unix
2 4 (5.56%) Linux
3 1 (1.39%) Red Hat Enterprise Linux
3 1 (1.39%) Windows
Processes & Methodologies
1 42 (58.33%) Agile Software Development
2 23 (31.94%) DevOps
3 19 (26.39%) Microservices
4 17 (23.61%) TDD
5 13 (18.06%) Continuous Integration
5 13 (18.06%) OO
6 12 (16.67%) OOP
6 12 (16.67%) Scrum
7 10 (13.89%) BDD
8 9 (12.50%) Full Stack Development
8 9 (12.50%) Software Engineering
9 8 (11.11%) Data Protection
10 7 (9.72%) IT Strategy
11 6 (8.33%) Auto-Scaling
11 6 (8.33%) Test Automation
12 5 (6.94%) Build Automation
12 5 (6.94%) Continuous Deployment
12 5 (6.94%) High Availability
13 4 (5.56%) Low Latency
13 4 (5.56%) Smoke Testing
Programming Languages
1 65 (90.28%) Java
2 12 (16.67%) Java 8
3 10 (13.89%) SQL
4 9 (12.50%) Groovy
5 8 (11.11%) Python
6 6 (8.33%) Bash Shell
7 5 (6.94%) Go
8 4 (5.56%) C#
8 4 (5.56%) Java 11
8 4 (5.56%) JavaScript
9 3 (4.17%) VBScript
10 2 (2.78%) C++
10 2 (2.78%) Shell Script
11 1 (1.39%) C
11 1 (1.39%) Clojure
11 1 (1.39%) F#
11 1 (1.39%) JSX
11 1 (1.39%) Rust
11 1 (1.39%) Scala
11 1 (1.39%) VB
Qualifications
1 4 (5.56%) Degree
2 3 (4.17%) Computer Science Degree
2 3 (4.17%) ISTQB
2 3 (4.17%) ISTQB Foundation Certification
2 3 (4.17%) Numerate Degree
3 2 (2.78%) ISTQB Advanced Certification
3 2 (2.78%) Sun Certification
4 1 (1.39%) CTC Cleared
4 1 (1.39%) SC Cleared
4 1 (1.39%) Security Cleared
Quality Assurance & Compliance
1 6 (8.33%) QA
2 3 (4.17%) GDPR
System Software
1 29 (40.28%) Docker
Systems Management
1 24 (33.33%) Kubernetes
2 22 (30.56%) Terraform
3 8 (11.11%) Ansible
4 4 (5.56%) Kibana
4 4 (5.56%) Marathon
4 4 (5.56%) Mesos
5 3 (4.17%) Puppet
6 2 (2.78%) Opscode Chef
7 1 (1.39%) Salt
Vendors
1 7 (9.72%) Oracle
2 4 (5.56%) New Relic
3 3 (4.17%) Microsoft
4 2 (2.78%) Atlassian
5 1 (1.39%) Bloomberg
5 1 (1.39%) Google
5 1 (1.39%) ION Trading
5 1 (1.39%) MarketAxess
5 1 (1.39%) MuleSoft
5 1 (1.39%) Murex
5 1 (1.39%) Red Hat
5 1 (1.39%) TOWER Software
5 1 (1.39%) Tradeweb