Senior Software Engineer

IDEMIA Group; Indiana, Northern (PA, KY); Hybrid; USD 90,000 - 120,000; Full time

Job summary

IDEMIA is seeking a Java Backend Developer to contribute to scalable and secure backend services. The role focuses on designing, building, and extending microservices with Spring Boot and REST APIs, while ensuring robust data handling and performance.

Collaborate across teams in an Agile framework to deliver enterprise-grade solutions. The ideal candidate will have 3–5 years of hands-on Java experience, strong Java fundamentals, and a solid understanding of patterns, testing, and CI/CD

Qualifications

• 3–5 years of professional experience in Java backend development.
• Strong knowledge of Core Java, OOPs, Collections, Exception Handling, Multithreading, and Java 8+ features.
• Strong hands-on experience with Spring Boot and Spring Framework.
• Good experience in Microservices architecture and development.
• Strong knowledge of REST APIs, JSON, HTTP/HTTPS, and API integration.
• Good experience with SQL and relational databases.
• Experience with JPA/Hibernate.
• Knowledge of Maven/Gradle build tools.
• Experience with Git/GitHub/GitLab/Bitbucket.
• Good understanding of Unit Testing using JUnit/Mockito.
• Understanding of design patterns, SOLID principles, and clean coding practices.

Responsibilities

• Design, develop, test, and maintain robust backend applications using Java and Spring Boot.
• Develop and maintain Microservices‑based applications using Spring Boot.
• Design and implement RESTful APIs and integrate with internal and external systems.
• Write clean, efficient, reusable, and maintainable Java code.
• Work with databases such as MySQL, PostgreSQL, Oracle, or similar RDBMS.
• Implement business logic, data validation, exception handling, and API security.
• Troubleshoot and resolve application issues, performance bottlenecks, and production defects.
• Participate in code reviews, unit testing, debugging, and performance optimization.
• Collaborate with frontend developers, QA, DevOps, architects, and business teams.
• Work with Git‑based version control and follow Agile/Scrum development practices.
• Contribute to application architecture, technical design, and continuous improvement of backend services.

Skills

Java backend development

Spring Boot

Microservices

REST APIs

SQL

JUnit/Mockito

Git/GitHub/GitLab/Bitbucket

Design patterns

SOLID principles

Multithreading

Tools

Git

Maven/Gradle

JPA/Hibernate

Job description

Select how often (in days) to receive an alert:

Since our founding, IDEMIA has been on a mission to unlock the world and make it safer through our cutting-edge identity technologies. Our technology leadership makes us the partner of choice for hundreds of governments and thousands of enterprises in over 180 countries, including some of the biggest and most influential brands in the world. In applying our unique expertise in biometrics and cryptography, we enable our clients to unlock simpler and safer ways to pay, connect, access, identify, travel and protect public places – at scale and in total security.

Our teams work from 5 continents and speak 100+ different languages. We strongly believe that our diversity is a key driver of innovation and performance.

Purpose

This role transforms requirements into software according to design, to maximize business value and customer satisfaction.

Key Missions

We are looking for an experienced Java Backend Developer with 3–5 years of hands‑on experience in developing scalable, secure, and high‑performance backend applications. The ideal candidate should have strong expertise in Java, Spring Boot, Microservices, REST APIs, and SQL, along with experience in designing and developing enterprise‑grade applications.

Key Responsibilities

• Design, develop, test, and maintain robust backend applications using Java and Spring Boot.
• Develop and maintain Microservices‑based applications using Spring Boot.
• Design and implement RESTful APIs and integrate with internal and external systems.
• Write clean, efficient, reusable, and maintainable Java code.
• Work with databases such as MySQL, PostgreSQL, Oracle, or similar RDBMS.
• Implement business logic, data validation, exception handling, and API security.
• Troubleshoot and resolve application issues, performance bottlenecks, and production defects.
• Participate in code reviews, unit testing, debugging, and performance optimization.
• Collaborate with frontend developers, QA, DevOps, architects, and business teams.
• Work with Git‑based version control and follow Agile/Scrum development practices.
• Contribute to application architecture, technical design, and continuous improvement of backend services.

Required Skills

• 3–5 years of professional experience in Java backend development.
• Strong knowledge of Core Java, OOPs, Collections, Exception Handling, Multithreading, and Java 8+ features.
• Strong hands‑on experience with Spring Boot and Spring Framework.
• Good experience in Microservices architecture and development.
• Strong knowledge of REST APIs, JSON, HTTP/HTTPS, and API integration.
• Good experience with SQL and relational databases.
• Experience with JPA/Hibernate.
• Knowledge of Maven/Gradle build tools.
• Experience with Git/GitHub/GitLab/Bitbucket.
• Good understanding of Unit Testing using JUnit/Mockito.
• Understanding of design patterns, SOLID principles, and clean coding practices.

Profile & Other Information

By choosing to work at IDEMIA, you will join a unique tech company, offering a wide range of growth opportunities. You will contribute to a safer world, collaborating with an international and global community. We value the diversity of our teams and welcome people from all walks of life, regardless of how they look, where they come from, who they love, or what they think.

We deliver cutting edge, future proof innovation that reach the highest technological standards and we’re transforming, fast, to stay a leader in a world that’s changing fast, too.

At IDEMIA, people can develop their expertise and feel a sense of ownership and empowerment, in a global environment, as part of a company with the ambition and the ability to change the world.

Visit our website to know more about the leader in Identity Technologies