Software Engineer – Secure Traceability Platform (Java)

Randstad A/S; Københavns Kommune; On-site; DKK 600,000 - 900,000; Full time

Job summary

PSQR in Copenhagen is seeking a software engineer to join a diverse, international team that prioritizes practical, team-driven solutions. The role focuses on backend and frontend expansion, security, and scalable systems.

You will work across Java, React, Docker, and databases to deliver secure traceability features, APIs for external systems, and improved performance for customers. The team values collaboration and efficient decision making.

Qualifications

• Solid experience with Java development.
• Knowledge of React, Docker, and databases such as MySQL/MariaDB.
• Familiarity with ElasticSearch and ZooKeeper.

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 for external systems to connect, ensuring data sharing integrity and traceability.
• Extend front-end and mobile components: Extend the web UI or mobile application with additional functionality to serve customer needs.
• Debug, test, and optimise codebase: identify and resolve bugs, write tests, and optimise performance.
• Enhance system security: conduct security audits, manage vulnerabilities, and implement best practices to maintain a secure platform.

Skills

Java

React

Docker

MySQL/MariaDB

ElasticSearch

ZooKeeper

Job description

PSQR in Copenhagen is seeking a software engineer to join a diverse, international team that prioritizes practical, team-driven solutions. The role focuses on backend and frontend expansion, security, and scalable systems.

You will work across Java, React, Docker, and databases to deliver secure traceability features, APIs for external systems, and improved performance for customers. The team values collaboration and efficient decision making.