Period
to 17 May 2021

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Java skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Java over the 6 months to 17 May 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.

Java
Central London > City of London
6 months to
17 May 2021
Same period 2020 Same period 2019
Rank 6 7 5
Rank change year-on-year +1 -2 -1
Contract jobs citing Java 456 477 1,015
As % of all contract jobs advertised in the City of London 16.50% 14.35% 15.59%
As % of the Programming Languages category 34.86% 29.66% 30.91%
Number of daily rates quoted 364 391 829
10th Percentile £413 £413 £425
25th Percentile £481 £475 £500
Median daily rate (50th Percentile) £600 £575 £575
Median % change year-on-year +4.35% - +4.55%
75th Percentile £688 £638 £650
90th Percentile £738 £700 £725
Central London median daily rate £600 £575 £560
% change year-on-year +4.35% +2.68% +1.82%
Number of hourly rates quoted 0 5 1
Median hourly rate - £49.28 £10.50
Median % change year-on-year - +369.29% -51.16%
Central London median hourly rate - £49.28 £40.25
% change year-on-year - +22.42% +87.21%

Java is in the Programming Languages 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 coding skills.

All Programming Languages
City of London
Contract vacancies with a requirement for coding skills 1,308 1,608 3,284
As % of all contract IT jobs advertised in the City of London 47.34% 48.36% 50.44%
Number of daily rates quoted 986 1,273 2,668
10th Percentile £363 £377 £406
25th Percentile £461 £431 £463
Median daily rate (50th Percentile) £550 £525 £525
Median % change year-on-year +4.76% - -
75th Percentile £638 £619 £613
90th Percentile £719 £688 £675
Central London median daily rate £550 £525 £525
% change year-on-year +4.76% - +2.44%
Number of hourly rates quoted 4 14 19
10th Percentile £16.32 £23.80 £16.61
25th Percentile £19.79 £25.06 "
Median hourly rate £25.48 £43.00 £21.00
Median % change year-on-year -40.76% +104.76% -2.33%
75th Percentile £30.88 £52.81 £37.50
90th Percentile £34.70 £57.20 £50.60
Central London median hourly rate £23.45 £38.50 £21.75
% change year-on-year -39.09% +77.01% +1.16%

Java
Job Vacancy Trend in the City of London

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

Job vacancy trend for Java in the City of London

Java
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Java in the City of London

Java
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Java in the City of London over the 6 months to 17 May 2021.

Daily rate histogram for Java in the City of London

Java
Contractor Hourly Rate Trend in the City of London

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

Hourly rate trend for Java in the City of London

For the 6 months to 17 May 2021, IT contractor jobs citing Java 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 Java.

1 186 (40.79%) Agile Software Development
2 156 (34.21%) Spring
3 146 (32.02%) Microservices
4 118 (25.88%) Banking
5 117 (25.66%) TDD
6 99 (21.71%) Kubernetes
7 95 (20.83%) AWS
8 90 (19.74%) Finance
9 89 (19.52%) Docker
10 83 (18.20%) DevOps
11 82 (17.98%) Spring Boot
12 81 (17.76%) Front Office
13 77 (16.89%) Kafka
14 75 (16.45%) Python
15 73 (16.01%) Multithreading
16 67 (14.69%) Java 8
17 62 (13.60%) Low Latency
17 62 (13.60%) Azure
18 60 (13.16%) BDD
18 60 (13.16%) Git (software)
18 60 (13.16%) SQL
19 54 (11.84%) Electronic Trading
20 53 (11.62%) Social Skills
21 51 (11.18%) Continuous Integration
21 51 (11.18%) Scrum
22 50 (10.96%) JavaScript
22 50 (10.96%) Jenkins
23 48 (10.53%) Investment Banking
24 46 (10.09%) Kotlin
25 45 (9.87%) Foreign Exchange (FX)

Java
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 28 (6.14%) Apache Spark
2 25 (5.48%) Apache
3 11 (2.41%) Red Hat Fuse
4 8 (1.75%) Apache Airflow
4 8 (1.75%) Confluence
4 8 (1.75%) Elasticsearch
5 6 (1.32%) Cloud Foundry
5 6 (1.32%) Mule
6 5 (1.10%) CMS
6 5 (1.10%) JBoss
6 5 (1.10%) Oracle Coherence
6 5 (1.10%) SAS
7 4 (0.88%) WebLogic
8 3 (0.66%) Camunda
8 3 (0.66%) Tomcat
9 2 (0.44%) Oracle SOA Suite
10 1 (0.22%) Adobe Experience Manager
10 1 (0.22%) Apache Solr
10 1 (0.22%) DataSynapse
10 1 (0.22%) WebSphere
Applications
1 1 (0.22%) Microsoft Excel
1 1 (0.22%) Microsoft Project
Business Applications
1 2 (0.44%) IntelliMatch
1 2 (0.44%) Payment Gateway
2 1 (0.22%) Magento
2 1 (0.22%) SAP CRM
Cloud Services
1 95 (20.83%) AWS
2 62 (13.60%) Azure
3 29 (6.36%) GCP
4 17 (3.73%) SaaS
5 16 (3.51%) GitHub
6 14 (3.07%) Serverless
7 10 (2.19%) Amazon EC2
8 8 (1.75%) PaaS
9 7 (1.54%) Cloud Computing
9 7 (1.54%) IaaS
10 6 (1.32%) Amazon ECS
10 6 (1.32%) Amazon S3
10 6 (1.32%) AWS Lambda
10 6 (1.32%) Power Platform
11 5 (1.10%) Apigee
11 5 (1.10%) AWS CloudFormation
11 5 (1.10%) Azure Functions
11 5 (1.10%) OpenShift
11 5 (1.10%) Slack
12 4 (0.88%) Azure Storage
Communications & Networking
1 8 (1.75%) HTTP
2 6 (1.32%) Internet
3 3 (0.66%) SSL
4 2 (0.44%) DNS
4 2 (0.44%) FTP
4 2 (0.44%) TCP/IP
5 1 (0.22%) FIX Connectivity
5 1 (0.22%) Kerberos
5 1 (0.22%) Wi-Fi
Database & Business Intelligence
1 25 (5.48%) Big Data
2 23 (5.04%) Hadoop
3 20 (4.39%) Relational Database
4 19 (4.17%) NoSQL
5 18 (3.95%) MongoDB
6 16 (3.51%) Data Lake
6 16 (3.51%) SQL Server
7 14 (3.07%) PostgreSQL
8 12 (2.63%) MySQL
9 11 (2.41%) Apache Hive
9 11 (2.41%) Hazelcast
10 10 (2.19%) Data Warehouse
11 9 (1.97%) Amazon Redshift
12 8 (1.75%) Oracle Database
12 8 (1.75%) Redis
13 7 (1.54%) Impala
14 5 (1.10%) Presto
15 4 (0.88%) Amazon RDS
15 4 (0.88%) RDBMS
16 3 (0.66%) OLTP
Development Applications
1 60 (13.16%) Git (software)
2 50 (10.96%) Jenkins
3 42 (9.21%) Maven
4 35 (7.68%) JIRA
5 26 (5.70%) Cucumber
6 24 (5.26%) JUnit
7 18 (3.95%) Mockito
8 11 (2.41%) Gradle
8 11 (2.41%) Selenium
9 10 (2.19%) Atlassian Bamboo
10 8 (1.75%) Bitbucket
10 8 (1.75%) TeamCity
11 6 (1.32%) Eclipse
11 6 (1.32%) GitLab
11 6 (1.32%) IntelliJ
12 5 (1.10%) Android Studio
12 5 (1.10%) REST Assured
12 5 (1.10%) Subversion
13 4 (0.88%) Appium
14 3 (0.66%) Calabash
General
1 118 (25.88%) Banking
2 90 (19.74%) Finance
3 81 (17.76%) Front Office
4 53 (11.62%) Social Skills
5 48 (10.53%) Investment Banking
6 23 (5.04%) Analytical Skills
7 13 (2.85%) Retail
8 6 (1.32%) Financial Institution
8 6 (1.32%) Public Sector
9 4 (0.88%) Telecoms
10 3 (0.66%) Manufacturing
10 3 (0.66%) Multimedia
11 2 (0.44%) Marketing
11 2 (0.44%) Publishing
11 2 (0.44%) Retail Banking
11 2 (0.44%) Wearables
12 1 (0.22%) Documentation Skills
12 1 (0.22%) International Banking
12 1 (0.22%) Organisational Skills
12 1 (0.22%) Presentation Skills
Job Titles
1 313 (68.64%) Developer
2 239 (52.41%) Java Developer
3 36 (7.89%) Senior Developer
4 31 (6.80%) Data Engineer
5 26 (5.70%) Front Office Developer
6 24 (5.26%) Senior Java Developer
7 23 (5.04%) Electronic Trading Developer
7 23 (5.04%) Electronic Trading Java Developer
8 22 (4.82%) Architect
9 20 (4.39%) AWS Developer
10 17 (3.73%) DevOps Engineer
11 12 (2.63%) E-Commerce Developer
11 12 (2.63%) Full Stack Developer
11 12 (2.63%) Java E-Commerce Developer
12 11 (2.41%) Java Engineer
12 11 (2.41%) Scala Developer
12 11 (2.41%) Software Engineer
12 11 (2.41%) Solutions Architect
13 10 (2.19%) Android Developer
13 10 (2.19%) Oracle Developer
Libraries, Frameworks & Software Standards
1 156 (34.21%) Spring
2 82 (17.98%) Spring Boot
3 77 (16.89%) Kafka
4 43 (9.43%) REST
5 38 (8.33%) React
6 32 (7.02%) RESTful
7 31 (6.80%) AngularJS
8 30 (6.58%) Hibernate
9 28 (6.14%) HTML
10 25 (5.48%) JSON
10 25 (5.48%) Node.js
11 24 (5.26%) XML
12 23 (5.04%) Web Services
13 20 (4.39%) .NET
14 17 (3.73%) CSS
14 17 (3.73%) Middleware
14 17 (3.73%) RxJava
15 15 (3.29%) HTML5
16 14 (3.07%) JMS
17 12 (2.63%) Apache Camel
Miscellaneous
1 45 (9.87%) Foreign Exchange (FX)
2 34 (7.46%) Enterprise Software
3 33 (7.24%) Greenfield Project
4 25 (5.48%) Fixed Income
5 17 (3.73%) Data Structures
6 16 (3.51%) Algorithms
6 16 (3.51%) Mobile App
7 13 (2.85%) Market Risk
8 12 (2.63%) Credit Risk
9 11 (2.41%) Derivative
9 11 (2.41%) Equities
10 10 (2.19%) Grid Computing
10 10 (2.19%) User Experience
11 8 (1.75%) Clustering
11 8 (1.75%) Self-Motivation
12 6 (1.32%) Cloud Native
12 6 (1.32%) Management Information System
13 5 (1.10%) Public Cloud
14 4 (0.88%) Equity Derivative
15 3 (0.66%) Virtual Team
Operating Systems
1 39 (8.55%) Linux
2 23 (5.04%) Unix
3 18 (3.95%) Android
4 7 (1.54%) Windows
5 1 (0.22%) Apple iOS
5 1 (0.22%) Red Hat Enterprise Linux
5 1 (0.22%) VMS
5 1 (0.22%) Windows Server
Processes & Methodologies
1 186 (40.79%) Agile Software Development
2 146 (32.02%) Microservices
3 117 (25.66%) TDD
4 83 (18.20%) DevOps
5 73 (16.01%) Multithreading
6 62 (13.60%) Low Latency
7 60 (13.16%) BDD
8 54 (11.84%) Electronic Trading
9 51 (11.18%) Continuous Integration
9 51 (11.18%) Scrum
10 44 (9.65%) Software Engineering
11 40 (8.77%) OO
12 39 (8.55%) Test Automation
13 30 (6.58%) Migration
14 28 (6.14%) Continuous Improvement
15 27 (5.92%) SDLC
16 26 (5.70%) Pair Programming
17 23 (5.04%) High Availability
18 22 (4.82%) Analytics
18 22 (4.82%) E-Commerce
Programming Languages
1 75 (16.45%) Python
2 67 (14.69%) Java 8
3 60 (13.16%) SQL
4 50 (10.96%) JavaScript
5 46 (10.09%) Kotlin
6 45 (9.87%) Scala
7 24 (5.26%) C#
8 21 (4.61%) Go
9 18 (3.95%) TypeScript
10 16 (3.51%) Ruby
11 13 (2.85%) C++
12 11 (2.41%) Bash Shell
12 11 (2.41%) PL/SQL
13 8 (1.75%) PowerShell
14 6 (1.32%) C
14 6 (1.32%) ES6
15 5 (1.10%) Haskell
16 4 (0.88%) Groovy
16 4 (0.88%) Shell Script
16 4 (0.88%) T-SQL
Qualifications
1 29 (6.36%) Security Cleared
2 26 (5.70%) SC Cleared
3 17 (3.73%) Degree
4 10 (2.19%) Computer Science Degree
5 5 (1.10%) CCNA
5 5 (1.10%) Cisco Certification
6 4 (0.88%) DV Cleared
7 3 (0.66%) AWS Certification
8 1 (0.22%) BC Cleared
8 1 (0.22%) CTC Cleared
8 1 (0.22%) ISEB
8 1 (0.22%) ISTQB
8 1 (0.22%) Master's Degree
8 1 (0.22%) PhD
Quality Assurance & Compliance
1 15 (3.29%) QA
2 2 (0.44%) ISO 20022
3 1 (0.22%) Data Quality
3 1 (0.22%) PMO
3 1 (0.22%) SLA
System Software
1 89 (19.52%) Docker
2 11 (2.41%) VMware Infrastructure
3 6 (1.32%) VMware ESXi
4 3 (0.66%) Ceph
4 3 (0.66%) NFS
5 2 (0.44%) Active Directory
5 2 (0.44%) HDFS
6 1 (0.22%) Apache ZooKeeper
6 1 (0.22%) Oracle RAC
6 1 (0.22%) Platform Symphony
6 1 (0.22%) Virtual Machines
Systems Management
1 99 (21.71%) Kubernetes
2 25 (5.48%) Ansible
3 24 (5.26%) Terraform
4 10 (2.19%) vRealize Orchestrator
5 5 (1.10%) Prometheus
5 5 (1.10%) vRealize
6 4 (0.88%) Grafana
6 4 (0.88%) Opscode Chef
6 4 (0.88%) Puppet
7 3 (0.66%) Hadoop YARN
7 3 (0.66%) Mesos
7 3 (0.66%) Salt
8 2 (0.44%) Docker Swarm
8 2 (0.44%) Istio
9 1 (0.22%) Enterprise Manager Cloud Control
9 1 (0.22%) HP ALM
9 1 (0.22%) Kibana
9 1 (0.22%) Kubeflow
9 1 (0.22%) logstash
9 1 (0.22%) QRadar
Vendors
1 43 (9.43%) Oracle
2 16 (3.51%) Google
3 15 (3.29%) Microsoft
4 12 (2.63%) MuleSoft
5 11 (2.41%) VMware
6 8 (1.75%) Talend
7 6 (1.32%) EMC
7 6 (1.32%) Sybase
8 5 (1.10%) Databricks
8 5 (1.10%) NetApp
8 5 (1.10%) Salesforce.com
8 5 (1.10%) Solace
9 4 (0.88%) ION Trading
9 4 (0.88%) Splunk
10 3 (0.66%) Atlassian
10 3 (0.66%) Cloudera
10 3 (0.66%) IBM
10 3 (0.66%) Murex
11 2 (0.44%) CA
11 2 (0.44%) Informatica