Software Engineer

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

As a software engineer at PSQR you will become a part of a highly skilled team. PSQR favour above all the relevancy of technical solutions coming from the team: the hierarchy is flat, and the process of decision making is collaborative - we strive towards choosing good solutions no matter who came up with them.

We are a diverse team of international employees working together at our head office located in the city centre of Copenhagen.

your profile

We are looking for a candidate with an innovative and solution-oriented approach who can think creatively in complex situations. You are a team player who naturally collaborates across various disciplines and thrives on achieving results together with your colleagues.

Succeeding in a position at PSQR isn't about a specific set of tools or a fixed process. Instead, it's your mindset, dedication, and ability to see opportunities rather than limitations that will be key to your success.

You have solid experience with Java development and knowledge with some of the tech stacks mentioned below:

• Java
• React
• Docker
• MySQL/MariaDB
• ElasticSearch
• ZooKeeper

your task and 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.
• These are the core tasks that emphasise PSQR's focus on secure, reliable, and collaborative software development.

PSQR is offering

A diverse team of international employees, representing 13 different nationalities, working together at our head office in the city centre of Copenhagen.

A flat organisation, promoting open communication. The employees are empowered to contribute directly, focusing on collaboration and results over titles. This structure creates an agile, dynamic workplace where everyone’s input is valued.

They foster a relaxed, open environment for creativity and open communication, while maintaining high standards in delivering quality work.

about PSQR

PSQR is a Danish software development company that specialises in providing highly scalable software for storing, processing, and analysing vast amounts of traceability data to industry- as well as government customers. The software is modular and extensible which allows PSQR and our software integration partners to bring it into play for any product vertical all the way from raw materials, through processing, to finished goods, and finally recycling - establishing the complete traceability circle.