We are looking for a Software Engineer to support the frontend development of mission-critical Air Traffic Control systems. You will work in a collaborative team environment, solving complex technical problems while ensuring that our systems meet the highest standards of safety, usability and reliability.As an ideal candidateYou have professional experience in frontend software development and a strong understanding of the full software development lifecycle.You approach complex problems with a pragmatic, solution-oriented mindset and are comfortable working in safety-critical environments where quality and reliability are paramount.You are self-motivated and collaborative, you value knowledge sharing, and you actively contribute to continuous improvement both in code and in development processes.You are able to translate technical concepts into clear outcomes and work effectively within multidisciplinary teams to deliver robust, high-quality systems.ResponsibilitiesDesign, develop, and maintain safety-critical software solutionsCollaborate with cross-functional teams to define requirements and deliver featuresWrite clean, maintainable, and well-documented codeReview code and contribute to shared engineering standards and best practicesTest, debug, and improve software throughout the development lifecycleSupport deployment, monitoring, and ongoing improvement of production systemsAssist with writing operational and technical documentationProfessional RequirementsUniversity degree in Software Engineering, Computer Science, or a related fieldExperience with CI/CD pipelines and development tooling (e.g., Jenkins, GitLab)Excellent communication and collaboration skills within cross-functional teamsEnglish language proficiency, both written and verbalPreferred QualificationsAt least 3 years of professional experience in software development is preferredExperience with modern C++ and Qt/QML is preferredA background in the ATM/ATC domain is a plusSolid problem-solving skills and an ability to work independentlyA user-centric approach combined with the ability and willingness to learnWho we areTern Systems is an established and trusted provider of Air Traffic Management solutions, and operates in a competitive, regulated industry. With over 70 employees, we have over 25 years of experience in successful deliveries to customers in Europe and Asia.What we offerWe offer an international work environment that fosters personal growth, supports training and continuing education, and a family-friendly work environment with flexible work hours. You will be working in close collaboration with colleagues in our headquarters in Iceland and given regular opportunities to travel to Iceland.Additional informationApplications must be submitted in English.The position requires you to work at our Budapest office in Hungary. We do not offer relocation packages at this point.Applications are stored in accordance with the Icelandic Public Archives Act.To find out more about us, including information about our recruitment process, please visit https://www.tern.systems/If you have any further enquiries, contact us at [email protected].