JVM Software Engineer, Inetum

Inetum

Location:
Poland, Warsaw

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Not provided

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Job Description:

We're looking for a JVM Software Engineer to join our team. In this role, you'll be instrumental in developing, maintaining, and enhancing IoT solutions built on the Cumulocity platform. If you have a strong background in Java, microservices, and a desire to work with cutting-edge IoT technologies, we encourage you to apply! Inetum Polska is part of the global Inetum Group and plays a key role in driving the digital transformation of businesses and public institutions, offering a wide range of IT services. The company is committed to employee development and fostering a diverse and inclusive work environment.

Job Responsibility:

Develop and configure IoT applications primarily based on the Cumulocity platform (Administration, Device Management, Cockpit)
Design and implement software components that align with business needs, company standards, and security best practices
Support and maintain existing IoT solutions, focusing on performance, scalability, and code quality
Contribute to the implementation and maintenance of CI/CD pipelines
Participate in software architecture design discussions, collaborating closely with architects
Lead functional or technical scopes within the team, promoting best practices and fostering a culture of excellence
Produce comprehensive technical documentation and actively share knowledge with the team
Support the recruitment and onboarding of new developers

Requirements:

Strong proficiency in Java (Spring Boot, Java Persistence API) with significant experience in microservices (multi-tenant) and SOA/cloud architectures
Foundational understanding and practical experience with Docker, Kubernetes, Azure DevOps, Git, and SonarQube (user-level knowledge for development purposes)
Experience with RESTful APIs and queue/event-based communication (e.g., RabbitMQ, Kafka, ActiveMQ, Azure Service Bus, or Azure IoT Hub)
Familiarity with web services (REST, OpenAPI specification) and device protocols (HTTP)
Understanding and practical application of OAuth and RBAC
Experience with PostgreSQL, MongoDB, and Redis
Proficiency in JUnit and Mockito
Good command of technical and professional English
Experience working within Agile methodologies (SCRUM)

Nice to have:

Direct experience with Cumulocity (Administration, Device Management, Cockpit)
Familiarity with MQTT, CoAP, TALQ
Other programming languages: knowledge of Node.js, Python, C++
Experience with Vitest, Jest
Knowledge of LAN / LPWAN wireless technologies (e.g., NB-IoT, LoRaWAN)

What we offer:

Flexible working hours
Hybrid work model, allowing employees to divide their time between home and modern offices in key Polish cities
A cafeteria system that allows employees to personalize benefits by choosing from a variety of options
Generous referral bonuses, offering up to PLN6,000 for referring specialists
Additional revenue sharing opportunities for initiating partnerships with new clients
Ongoing guidance from a dedicated Team Manager for each employee
Tailored technical mentoring from an assigned technical leader, depending on individual expertise and project needs
Dedicated team-building budget for online and on-site team events
Opportunities to participate in charitable initiatives and local sports programs
A supportive and inclusive work culture with an emphasis on diversity and mutual respect

Additional Information:

Job Posted:
October 22, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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JVM Software Engineer