Senior Software Developer

Senior Software Developer We're hiring an Senior Software Developer to join our crew at QOCO Systems! Are you excited about building impactful SaaS products and working with modern AI-assisted development tools? Do you want to be part of a scale-up that’s shaping the future of aviation technology? Then we would love to hear from you. We’re looking for developers who are AI-native in their approach to software development . Developers who actively leverage AI tooling to boost productivity, while still maintaining strong engineering fundamentals. At QOCO, we develop SaaS solutions that help global airlines and MROs (Maintenance, Repair, and Operations) turn complex data into smooth operations and reduced aircraft downtime. As an AI-Native Developer, you’ll play a key role in building scalable systems and helping us rethink how modern software is developed. What you’ll be doing Building scalable SaaS solutions using C#/.NET or Node.js on the backend and TypeScript/React on the frontend Working in an AI-native development environment , using tools such as Copilot and Claude Code Exploring and adopting new AI-driven development tools that improve productivity and engineering efficiency Contributing to the technical direction and architecture of our core products Collaborating closely with product, design, and other engineers to deliver high-quality solutions What we’re looking for Strong full-stack development skills Solid experience with Node.js or C#/.NET on the backend Experience with TypeScript and React AI-native mindset: actively using AI tools to accelerate development, improve code quality, and rethink traditional engineering workflows. Experience with Docker and cloud environments Strong communication skills and a proactive attitude Fluent in English , written and spoken Nice to have Experience designing scalable software architectures Knowledge of secure software design/cybersecurity About QOCO We are a fast-growing company building next-generation SaaS solutions for the aviation industry. Our mission is to help airline and MRO organizations unlock the full potential of their data to optimize operations and reduce aircraft downtime. We’re proud of our collaborative culture, international crew, and real impact on aviation worldwide. Fun fact: we’ve more than doubled our team size from 25 to over 65 employees between 2021 and 2025, and we now have over 15 nationalities in the crew. At QOCO, you’ll enjoy Real ownership and impact in your work An experienced, collaborative, and international development team Opportunity to grow as the company grows Scale-up energy with global customers Good performance recognized and rewarded Flexible hours and hybrid work model Great benefits: lunch & sport perks, occupational healthcare, and free breakfast at the office If you're excited about AI-native software development , meaningful technology, and working with a talented team solving real problems in aviation, we’d love to hear from you. Join us and help shape the future of aviation. Department Product Role Senior Software Developer Locations QOCO Systems - Espoo Remote status Hybrid About QOCO Systems We provide SaaS solutions for the aviation industry, focusing on improving efficiency in aircraft maintenance operations. The company’s products support aircraft maintenance, data integration, and collaboration between key stakeholders in commercial aviation. QOCO's core offering enables more efficient maintenance processes and reduces aircraft downtime through automated data exchange and modern software tools. The company works with global aviation organizations, including airlines and OEMs, who require high standards for data security, scalability, and operational reliability. QOCO is headquartered in Helsinki, Finland and operates internationally with customers across the globe. Founded in 2009 Co-workers 70