Knowit is a leading Nordic IT consultancy firm, dedicated to helping clients achieve their business goals through advanced technological solutions. With over 4,500 professionals across various business areas, we specialize in software development, IT consulting, and digital transformation, all aimed at creating sustainable futures. Knowit is listed on the Stockholm Stock Exchange and operates in 21 countries, providing cutting-edge solutions and exceptional client service.About the ClientOur client, TOMRA, is a Norwegian global leader in cutting-edge collection and sorting technology, recognized worldwide for pioneering innovative solutions that accelerate the transition toward a circular economy. With millions of daily users and one of the world’s largest networks of reverse vending machines, TOMRA combines advanced engineering with a strong sustainability mission, creating real impact across multiple continents. Within this environment, the Digital Software department is responsible for building and integrating applications that process message flows from around 80,000 machines worldwide, supporting consumers, retailers, service operations, and national deposit systems.Project DescriptionAs a Backend Developer in the STREAM team, you will help build and enhance mission-critical systems responsible for message processing, data flow, and financial reporting. You will work with modern cloud technologies and contribute to reliable, scalable, and efficient solutions used across multiple internal and external services. This role is ideal for someone who enjoys working with complex distributed systems and is motivated by high-quality engineering in a cloud-first environment.Key ResponsibilitiesDesign, develop, and deploy high-quality applications on Google Cloud Platform (GCP)Collaborate with cross-functional teams to define, design, and implement new functionalitiesOptimize applications for superior performance, scalability, and reliabilityWrite clean, maintainable, and efficient codeParticipate in code reviews to support knowledge sharing and maintain high engineering standardsStay up to date with industry trends, cloud technologies, and best practicesQualificationsBachelor’s degree or higher in a relevant field5–7 years of professional experience as a software developerStrong proficiency in Java and/or KotlinExperience with system development using agile methodologiesFamiliarity with GCP services such as Compute Engine, Cloud Storage, BigQuery, Pub/Sub, Firebase, or similar solutions is a plusExperience with Docker and KubernetesStrong focus on quality and excellent attention to detailSoft Skills & Preferred CompetenciesFlexibility and adaptability when working with complex, evolving systemsStrong attention to detail and commitment to high-quality standards, especially due to the nature of financial reportingComfort with repetitive or routine tasks that are essential for maintaining critical systemsExcellent collaboration and communication skills for effective teamworkBeneficial: experience with or interest in automation and AI-driven processes connected to reporting and operational efficiencyVery good command of English, both written and spoken (C1 level)Motivation to contribute to TOMRA’s mission, culture, and long-term product developmentFlexibility to spend time on-site in Asker, Norway, during the initial onboarding periodRecruitment ProcessInitial Interview with TA Specialist (online interview)Technical Skills Verification (online interview)Interview with Hiring Manager & Team (Knowit Office in Warsaw)What We OfferEmployment contract (11-18k PLN Gross)Hybrid work model based in Warsaw, with the option to work from the office or partially remotely, depending on your preferencesA knowledge-sharing culture built on transparency, collaboration, and constructive feedbackProfessional development opportunities: language courses, technical trainings, soft-skills development, certification support, and access to conferences on preferential termsAttractive benefits package including MultiSport card, MultiLife platform, LuxMed medical care for you and your family, and group insuranceAll necessary equipment to support effective collaboration