Java Developer

Java Developer

Posted 2 weeks ago by 1752748626

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£275 Per day
Inside
Undetermined
Northampton
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Apache Kafka API Design API Gateway Application Programming Interface (API) Checkmarx Cloud Computing Cloud Technology Continuous Integration Continuous Integration and Continuous Delivery Domain Driven Design Exception Handling Git (Version Control System) Integration Testing Java (Programming Language) Management MariaDB Microservices MongoDB Mule (Software) Presentation Layer SIPOC Process Software Development Solution Architecture SonarQube Spring Batch Spring Boot Spring Cloud Unit Testing Web Platforms

Summary: The Java Developer role is focused on developing and integrating applications using Java technologies, specifically within a microservices architecture. The position requires expertise in frameworks such as Spring Boot and Kafka, along with a strong understanding of API design and integration patterns. The developer will be responsible for creating low-level designs, ensuring code quality, and conducting testing. This role is based in Northampton and is offered on a PAYE basis via an umbrella company.

Key Responsibilities:

  • 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.
  • 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 and 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.

Key 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.

Salary (Rate): £275 per day

City: Northampton

Country: United Kingdom

Working Arrangements: undetermined

IR35 Status: inside IR35

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

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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