[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Trane Technologies jobs](https://jobs.opennash.com/companies/trane-technologies/) · [Search jobs](/search/) Trane Technologies · Sofia, Bulgaria # Software Engineer Sofia, Bulgaria Full-time Software Engineering Listed on Trane Technologies’s official careers site. Posted April 15, 2026. Check that it is still open and apply there. [Apply on Trane Technologies’s careers site →](https://careers.tranetechnologies.com/global/en/job/TRTEGLOBAL92601712EXTERNALENGLOBAL/Software-Engineer) [OpenNash Jobs](https://jobs.opennash.com/) / [Trane Technologies](https://jobs.opennash.com/companies/trane-technologies/) / Software Engineer ## Job description Be a part of our mission! As a world leader in creating comfortable, sustainable, and efficient climate solutions for buildings, homes and transportation, it's our responsibility to put the planet first. For us at Trane Technologies, and through our businesses including Trane® and Thermo King, sustainability is not just how we do business—it is our business. Do you dare to look at the world's challenges and see impactful possibilities? Do you want to contribute to making a better future? If the answer is yes, we invite you to consider joining us in boldly challenging what's possible for a sustainable world. Learn about our benefits designed for you to Thrive at work and at home. We boldly go. ### Where is the work Virtual Nuvolo, part of the digital business of Trane Technologies, is a global enterprise software company. We empower enterprises to connect people, places, and assets through intelligent technology solutions. ### Overview We're seeking a Software Engineer with a strong foundation in computer science fundamentals and practical experience building scalable applications. This role focuses on engineering excellence and problem-solving skills rather than platform-specific knowledge. ### Key Responsibilities - Design and implement features following SOLID principles and clean code practices - Collaborate on full-stack development across frontend and backend systems - Participate in code reviews and contribute to continuous improvement of engineering standards Debug complex issues and optimize application performance - Design and implement features in all areas of the product development(Backend/frontend, Mobile, CI/CD, Cloud services, Data Migration) - Communicate effectively across frontend-backend integration points ### Required Qualifications 2-3 years of professional software development experience - Strong grasp of computer science fundamentals (data structures, algorithms, design patterns) - Demonstrated understanding of SOLID principles and software architecture Experience with at least one programming language (JavaScript, Python, Java, C#, or similar) - Familiarity with version control systems (Git) Understanding of CI/CD concepts and automated testing - Knowledge of cloud platforms (AWS, Azure, or equivalent) or willingness to learn Experience with REST APIs and backend-frontend communication patterns - Strong problem-solving and debugging skills ### Nice to Have Experience with React or similar modern frameworks Exposure to microservices or distributed systems Understanding of database design and optimization Experience with infrastructure-as-code or DevOps practices What We Value Solid programming fundamentals over framework expertise Continuous learning mindset and adaptability to new technologies Code quality and attention to detail Collaborative approach to problem-solving Communication skills for cross-functional teamwork We offer competitive compensation and comprehensive benefits and programs. We are an equal opportunity employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, age, marital status, disability, status as a protected veteran, or any legally protected status. ## At a glance - Posted by the employer: Apr 15, 2026 - First seen by OpenNash: Jul 16, 2026 - Last checked: Oct 20, 2026 - Listed for: 188 days - Location: Sofia, Bulgaria - Employment type: Full-time[Apply on Trane Technologies’s careers site →](https://careers.tranetechnologies.com/global/en/job/TRTEGLOBAL92601712EXTERNALENGLOBAL/Software-Engineer) ## More jobs at Trane Technologies ### [Business Developer Rental HVAC (m/w/d)](https://jobs.opennash.com/companies/trane-technologies/jobs/0b468d1333d479b129ed/) Dällikon, Switzerland ### [Controls Programmer / Integrator](https://jobs.opennash.com/companies/trane-technologies/jobs/9ab5065fcf14086d2f18/) Livonia, Michigan, United States of America ### [Embedded Software Architect](https://jobs.opennash.com/companies/trane-technologies/jobs/556cfddab138c0d1cd8e/) Bangalore, Karnātaka, India ### [Embedded Software Architect/Lead Developer](https://jobs.opennash.com/companies/trane-technologies/jobs/86664a6e9d006d03a0a5/) Oberhausen, Germany ### [Energy Services Project Developer](https://jobs.opennash.com/companies/trane-technologies/jobs/0d949b0c4225d8f985e4/) Harrisburg, Pennsylvania, United States of America ## Similar jobs at other companies ### [Full Stack Software Engineer II and Senior Software Engineer- Microsoft Security - Multiple roles](https://jobs.opennash.com/companies/microsoft/jobs/ce8bde6800315a9405e1/) Microsoft · Israel, Multiple Locations ### [Lead Software Engineer, Software Defined Storage](https://jobs.opennash.com/companies/sandisk/jobs/82c3291c960f66baa772/) Sandisk ### [Staff Software Test Engineer/Software Test Lead](https://jobs.opennash.com/companies/thermo-fisher-scientific/jobs/457bdc55eab7538b5b89/) Thermo Fisher Scientific · Singapore ### [Staff Software Engineer – Host & Secure Compute Software - Cork, Ireland](https://jobs.opennash.com/companies/qualcomm/jobs/d5d830fb764fadb851b4/) Qualcomm · Cork, Ireland ### [Software Engineer, Software Development Engineering (Apps) 3-6 years - Artifactory](https://jobs.opennash.com/companies/sandisk/jobs/14f1b9e58a1e3e67456f/) Sandisk OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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