Java Developer

Experis - ManpowerGroup • TRAFFIC • Northamptonshire, Northampton, United Kingdom • 4d ago

Role Title: Java Developer
Location: Northampton
Duration: 31/12/2025
Rate: £250 per day - PAYE via Umbrella Only

Role Requirements:

Kafka deployment and integration.
Spring Boot, Spring Batch & Spring Cloud frameworks.
Experience of building microservices SDKs.
Create low level designs conforming to solution architecture.
Should be able to design API contracts using RAML.
Design, develop, and customise loosely coupled web-based applications using Java/J2EE technology stack. Has strong OOPS concepts and hands-on developing web platforms.
Possesses good understanding of integration patterns between presentation layer, business layer, and backend systems.
Good understanding of following technology stack- RAML/Swagger, Mule, Java/J2EE, Spring Boot.
Good understanding of API led architecture (system, process, experience) & concepts such as choreography, orchestration, synchronisation, exception handling etc.
Understanding of API gateway management and configuration.
Understanding of enterprise services bus framework and integration patterns.
Develop integrations with backend platforms consisting of MariaDB, MongoDB.
Good understanding of domain driven design concepts such as bounded contexts, context map, continuous integration.
Responsible for unit testing and component integration testing.
Knowledge of SCM tools like Bitbucket, Stash, GIT and should contribute in defining versioning protocols.
Ensure team adheres to code quality and security standards using tools like SonarQube, Checkmarx.

Essential Skills:

Hands-on experience with Java 17+.
Hands-on experience with Spring Boot and REST microservices.
Hands-on experience with some Async stack (e.g., Kafka).
Hands-on experience with databases (SQL/No-SQL).
Understanding of concepts around GC, multi-threading, design patterns, and the Java memory model.

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