Period
to 7 December 2021

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Event-Driven skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Event-Driven over the 6 months to 7 December 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.

Event-Driven
Central London > City of London
6 months to
7 Dec 2021
Same period 2020 Same period 2019
Rank 162 113 178
Rank change year-on-year -49 +65 +57
Contract jobs citing Event-Driven 25 17 41
As % of all contract jobs advertised in the City of London 0.61% 0.85% 0.73%
As % of the Processes & Methodologies category 0.67% 0.96% 0.81%
Number of daily rates quoted 22 15 31
10th Percentile £513 £433 £513
25th Percentile £528 £591 £559
Median daily rate (50th Percentile) £629 £625 £575
Median % change year-on-year +0.64% +8.70% +9.52%
75th Percentile £697 £675 £669
90th Percentile £835 £750 £700
Central London median daily rate £629 £600 £575
% change year-on-year +4.83% +4.35% +5.75%

Event-Driven is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 3,710 1,773 5,083
As % of all contract IT jobs advertised in the City of London 91.04% 88.92% 90.04%
Number of daily rates quoted 2,858 1,332 4,010
10th Percentile £369 £313 £325
25th Percentile £463 £413 £419
Median daily rate (50th Percentile) £550 £525 £525
Median % change year-on-year +4.76% - +2.94%
75th Percentile £650 £602 £613
90th Percentile £750 £688 £688
Central London median daily rate £550 £525 £513
% change year-on-year +4.76% +2.44% +2.50%
Number of hourly rates quoted 33 28 50
10th Percentile £18.40 £14.59 £12.00
25th Percentile £21.00 £22.38 £14.00
Median hourly rate £35.00 £29.50 £19.75
Median % change year-on-year +18.64% +49.37% +5.61%
75th Percentile £61.00 £39.44 £24.50
90th Percentile £67.35 £46.53 £49.50
Central London median hourly rate £35.00 £30.95 £20.83
% change year-on-year +13.10% +48.56% +11.39%

Event-Driven
Job Vacancy Trend in the City of London

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

Job vacancy trend for Event-Driven in the City of London

Event-Driven
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Event-Driven in the City of London

Event-Driven
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Event-Driven in the City of London over the 6 months to 7 December 2021.

Daily rate histogram for Event-Driven in the City of London

For the 6 months to 7 December 2021, IT contractor jobs citing Event-Driven 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 Event-Driven.

1 18 (72.00%) Microservices
2 17 (68.00%) Event-Driven Architecture
3 13 (52.00%) Java
4 11 (44.00%) AWS
5 10 (40.00%) Banking
6 9 (36.00%) Agile Software Development
6 9 (36.00%) JavaScript
7 8 (32.00%) Kafka
7 8 (32.00%) Kubernetes
8 7 (28.00%) Spring Boot
8 7 (28.00%) Greenfield Project
8 7 (28.00%) DevOps
8 7 (28.00%) Scrum
8 7 (28.00%) Spring
9 6 (24.00%) Software Engineering
9 6 (24.00%) .NET
9 6 (24.00%) Python
9 6 (24.00%) Finance
9 6 (24.00%) Serverless
9 6 (24.00%) React
10 5 (20.00%) Fixed Income
10 5 (20.00%) Docker
10 5 (20.00%) GCP
10 5 (20.00%) NoSQL
10 5 (20.00%) Git (software)
10 5 (20.00%) MongoDB
10 5 (20.00%) Node.js
11 4 (16.00%) Azure
11 4 (16.00%) Test Automation
11 4 (16.00%) HTML5

Event-Driven
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 1 (4.00%) Apache Spark
1 1 (4.00%) NServiceBus
1 1 (4.00%) OpenStack
Business Applications
1 1 (4.00%) IBM Operational Decision Manager
Cloud Services
1 11 (44.00%) AWS
2 6 (24.00%) Serverless
3 5 (20.00%) GCP
4 4 (16.00%) Amazon ECS
4 4 (16.00%) AWS CloudFormation
4 4 (16.00%) AWS Lambda
4 4 (16.00%) Azure
5 2 (8.00%) Amazon CloudWatch
5 2 (8.00%) Amazon EC2
5 2 (8.00%) Amazon Kinesis
6 1 (4.00%) Azure Active Directory
6 1 (4.00%) Azure Event Grid
6 1 (4.00%) Azure Functions
6 1 (4.00%) Azure Logic Apps
6 1 (4.00%) Azure Machine Learning
6 1 (4.00%) Azure Service Bus
6 1 (4.00%) Azure Synapse Analytics
6 1 (4.00%) Kong
6 1 (4.00%) Power Platform
6 1 (4.00%) SaaS
Communications & Networking
1 2 (8.00%) 5G
1 2 (8.00%) Broadband
2 1 (4.00%) Internet
Database & Business Intelligence
1 5 (20.00%) MongoDB
1 5 (20.00%) NoSQL
2 3 (12.00%) PostgreSQL
2 3 (12.00%) Redis
3 2 (8.00%) Amazon DynamoDB
3 2 (8.00%) Apache Cassandra
3 2 (8.00%) MySQL
3 2 (8.00%) Relational Database
3 2 (8.00%) SQL Server
4 1 (4.00%) Apache Hive
4 1 (4.00%) Azure SQL Data Warehouse
4 1 (4.00%) Big Data
4 1 (4.00%) Data Warehouse
4 1 (4.00%) Flink
4 1 (4.00%) Neo4j
Development Applications
1 5 (20.00%) Git (software)
2 3 (12.00%) Jenkins
3 2 (8.00%) Jasmine
3 2 (8.00%) JIRA
3 2 (8.00%) Karma Test Runner
4 1 (4.00%) Artifactory
4 1 (4.00%) GitLab
4 1 (4.00%) gulp
4 1 (4.00%) Maven
4 1 (4.00%) SonarQube
4 1 (4.00%) Sonatype Nexus
4 1 (4.00%) Team Foundation Server
General
1 10 (40.00%) Banking
2 6 (24.00%) Finance
3 3 (12.00%) Social Skills
4 2 (8.00%) Investment Banking
4 2 (8.00%) Telecoms
Job Titles
1 19 (76.00%) Developer
2 8 (32.00%) Java Developer
3 3 (12.00%) Python Developer
4 2 (8.00%) .NET Developer
4 2 (8.00%) Angular Developer
4 2 (8.00%) Architect
4 2 (8.00%) AWS Developer
4 2 (8.00%) AWS Engineer
4 2 (8.00%) AWS Software Engineer
4 2 (8.00%) Cloud Developer
4 2 (8.00%) Django Developer
4 2 (8.00%) Front End Developer (Client-Side Developer)
4 2 (8.00%) Python/Django Developer
4 2 (8.00%) React Developer
4 2 (8.00%) Software Engineer
4 2 (8.00%) Solutions Architect
5 1 (4.00%) Azure Developer
5 1 (4.00%) Cloud Engineer
5 1 (4.00%) Data Engineer
5 1 (4.00%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 8 (32.00%) Kafka
2 7 (28.00%) Spring
2 7 (28.00%) Spring Boot
3 6 (24.00%) .NET
3 6 (24.00%) React
4 5 (20.00%) Node.js
5 4 (16.00%) AngularJS
5 4 (16.00%) HTML
5 4 (16.00%) HTML5
5 4 (16.00%) Redux
6 3 (12.00%) REST
7 2 (8.00%) Celery
7 2 (8.00%) CSS
7 2 (8.00%) Django
7 2 (8.00%) Hibernate
7 2 (8.00%) NgRx
7 2 (8.00%) RabbitMQ
7 2 (8.00%) RxJS
7 2 (8.00%) Sass
7 2 (8.00%) Spring Batch
Miscellaneous
1 7 (28.00%) Greenfield Project
2 5 (20.00%) Fixed Income
3 4 (16.00%) Data Structures
3 4 (16.00%) Enterprise Software
4 2 (8.00%) Algorithms
4 2 (8.00%) Clustering
4 2 (8.00%) Hedge funds
4 2 (8.00%) Legacy Systems
4 2 (8.00%) User Experience
5 1 (4.00%) Cloud Native
5 1 (4.00%) Hybrid Cloud
5 1 (4.00%) Public Cloud
Operating Systems
1 2 (8.00%) Linux
1 2 (8.00%) Unix
Processes & Methodologies
1 18 (72.00%) Microservices
2 17 (68.00%) Event-Driven Architecture
3 9 (36.00%) Agile Software Development
4 7 (28.00%) DevOps
4 7 (28.00%) Scrum
5 6 (24.00%) Software Engineering
6 4 (16.00%) Event-Driven Programming
6 4 (16.00%) Front End Development
6 4 (16.00%) TDD
6 4 (16.00%) Test Automation
7 3 (12.00%) B2C
7 3 (12.00%) Electronic Trading
7 3 (12.00%) Full Stack Development
7 3 (12.00%) Multithreaded Programming
7 3 (12.00%) Multithreading
7 3 (12.00%) OO
7 3 (12.00%) Web Development
8 2 (8.00%) Algorithmic Trading
8 2 (8.00%) SOA
8 2 (8.00%) Workflow
Programming Languages
1 13 (52.00%) Java
2 9 (36.00%) JavaScript
3 6 (24.00%) Python
4 4 (16.00%) SQL
5 3 (12.00%) C#
6 2 (8.00%) ES6
6 2 (8.00%) Java 11
6 2 (8.00%) TypeScript
7 1 (4.00%) C++
7 1 (4.00%) Ruby
System Software
1 5 (20.00%) Docker
2 1 (4.00%) Active Directory
2 1 (4.00%) Apache Flume
Systems Management
1 8 (32.00%) Kubernetes
2 2 (8.00%) Terraform
Vendors
1 2 (8.00%) Microsoft
1 2 (8.00%) Oracle
2 1 (4.00%) IBM