Senior Software Engineer
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We're hiring a Senior Software Developer to join our crew at QOCO Systems!
Are you passionate about building impactful SaaS products and taking a senior role in talented dev teams? Want to work in a scale-up that’s shaping the future of aviation tech? Then we would love to hear from you.
We have a few roles open in our product team. Your background might be as an experienced developer ready to grow further, or as a developer who already has experience leading teams and designing architecture.
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 a Senior Developer, you’ll play a key role in shaping our technical direction and building solutions that make a real impact.
We’re a fast-growing company on a mission to help the aviation industry unlock the full potential of its data. But what truly sets us apart is our people: a collaborative, international team that strives to build high-quality products used by some of the biggest names in aviation.
Here’s what you’ll be doing:
- Leading the technical direction and architecture of our core products
- Contributing hands-on to both backend and architecture design
- Coaching, mentoring, and supporting a team of developers
What we’re looking for:
- At least 5 years of experience in software development
- Solid skills with C# and .NET
- Experience with Docker and cloud computing, preferably Azure
- Hands-on and willing to learn
- Strong communication skills and a proactive mindset
- Fluent in English, both written and spoken
Preferably accompanied by:
- Proven experience in software architecture and designing scalable systems OR
- Practical skills in Cybersecurity and secure design
We are a fast-growing company that builds next-gen 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 have over 15 nationalities in the crew.
At QOCO, you’ll enjoy:
- Real ownership and impact in your work
- Experienced, collaborative and international development team
- Opportunity to grow as the company grows
- Scale-up energy with global customers
- Good performance is 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 contributing to meaningful technology in a global industry, and want to work with a supportive, skilled, and energetic team, 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.
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