Senior Java Microservices Developer - RESTful APIs

Infoplus Technologies UK Limited; Dublin; On-site; EUR 70,000 - 100,000; Full time

Job summary

Infoplus Technologies UK Limited seeks a skilled Core Java developer to write clean, modular, maintainable code and to apply data structure knowledge to day-to-day tasks. The role emphasizes RESTful APIs, microservices, and secure API design with JWT/OAuth2 in a modern AWS environment.

You will work with Java/J2EE, Spring, Spring Batch, AWS EKS, Oracle RDS, and API gateways while also contributing to frontend tasks using React, HTML5, and CSS3. Strong testing and DevOps familiarity are expected.

Qualifications

• 5+ years design and development of RESTful APIs and microservices with Java/J2EE and Spring.
• Frontend development experience with React JS, HTML5 and CSS3.
• Experience in API integration and API gateway security (JWT, OAuth2).
• Familiarity with unit testing using Mockito/JUnit and basic QA tooling.
• Knowledge of SQL Server/Oracle DB, stored procedures and Flyway migrations.
• Experience with Linux/Unix, AWS, CI/CD pipelines, and DevOps practices.

Skills

RESTful APIs

Microservices

Java/J2EE

Spring framework

Spring Batch

AWS EKS

RDS Oracle DB

Apigee/API Gateway

Frontend development

React JS

HTML5

CSS3

Responsive design

REST API security (JWT, OAuth2)

Swagger / YAML API docs

JUnit / Mockito

JUnit

End-to-end test frameworks

JMeter

SQL / Stored Procedures

RDS Oracle DB

Unix / Linux

AWS

Jira

Git/SVN

Jenkins

CI/CD

Maven

Hibernate ORM

MS SQL Server

Flyway

PDF generation (iText)

HTML/CSS for PDFs

TypeScript

Redux

Tools

React

Angular

Jira

Git

SVN

Jenkins

Maven

Swagger

Kubernetes

Job description

Infoplus Technologies UK Limited seeks a skilled Core Java developer to write clean, modular, maintainable code and to apply data structure knowledge to day-to-day tasks. The role emphasizes RESTful APIs, microservices, and secure API design with JWT/OAuth2 in a modern AWS environment.

You will work with Java/J2EE, Spring, Spring Batch, AWS EKS, Oracle RDS, and API gateways while also contributing to frontend tasks using React, HTML5, and CSS3. Strong testing and DevOps familiarity are expected.