Java Backend Engineer — Collaborative, Scalable Systems

Randstad Danmark; Københavns Kommune; On-site; DKK 700,000 - 1,100,000; Full time

Job summary

PSQR, a Danish software company, seeks a software engineer to join a highly skilled, collaborative team in Copenhagen. You will build backend services for secure supply chain traceability with scalability and performance in mind.

The role values creative thinking over fixed processes, requiring solid Java experience and cross-disciplinary collaboration to deliver robust, secure software. Technologies include Java, React, Docker, MySQL/MariaDB, and ElasticSearch.

Qualifications

• Solid experience with Java development.
• Ability to collaborate across disciplines and deliver results.
• Innovative and solution-oriented mindset with focus on scalable backend systems.

Responsibilities

• Develop and maintain backend systems: build, optimise, and maintain backend services for secure supply chain traceability, ensuring scalability and performance.
• Integrate external systems: Integrate into APIs for external systems, or develop supplemental APIs in the solution for external systems to connect, to secure data-sharing protocols to maintain data integrity and enhance traceability.
• Extend front-end and mobile components: Extend the web UI or mobile application with additional functionality to serve the needs of the customers
• Debug, test, and optimise codebase: identify and resolve software bugs, write tests to ensure code accuracy, and optimise performance.
• Enhance system security: conduct security audits, manage vulnerabilities, and implement best practices to maintain a secure platform.

Skills

Java development

React

Tools

Docker

MySQL/MariaDB

ElasticSearch

ZooKeeper

Job description

PSQR, a Danish software company, seeks a software engineer to join a highly skilled, collaborative team in Copenhagen. You will build backend services for secure supply chain traceability with scalability and performance in mind.

The role values creative thinking over fixed processes, requiring solid Java experience and cross-disciplinary collaboration to deliver robust, secure software. Technologies include Java, React, Docker, MySQL/MariaDB, and ElasticSearch.