Senior Software Architect

Permanent employee, Full-time · Espoo, Hybrid

Your mission

Are you passionate about designing scalable, cloud-native software solutions that make a real-world impact? Do you enjoy solving big-picture architectural challenges while empowering development teams to do their best work? This Software Architect role offers you the opportunity to help shape the future of aviation tech.

We’re building innovative SaaS products that power the aviation industry and we’re doing it with cutting-edge technologies, smart automation, and AI-enhanced development practices. As our Software Architect, you’ll be the driving force behind the design and evolution of our technical architecture, ensuring our solutions are robust, scalable, and future-proof. This role is ideal for someone who thrives on technical design, and enabling others to succeed through knowledge sharing and architectural leadership.

Responsibilities in this role:

  • Design & Define: Lead the design of our software architecture for modern, scalable SaaS products running on Microsoft Azure.
  • Architect for Scale: Ensure our architecture supports growth, resilience, and performance as our customer base and product offerings expand.
  • Collaborate Cross-Functionally: Work closely with product managers, developers, and stakeholders to align technical design with business goals.
  • Mentor & Guide: Share your expertise with development teams through architectural guidance, code and design reviews, and informal mentoring.
  • Drive Best Practices: Promote software engineering excellence across the organization through architecture principles, design patterns, and documentation.
Your profile

You’ll play a key role in shaping the technical direction of our products. From collaborating with cross-functional teams to setting architectural standards and coaching developers, your work will directly contribute to building scalable, maintainable software that supports our ambitious growth.

  • You have strong experience in software architecture and system design, preferably for SaaS products.
  • You understand modern cloud technologies—especially Microsoft Azure (e.g., Azure Functions, App Services, Service Bus).
  • You’re comfortable navigating .NET/C# environments (even if you're not hands-on coding daily).
  • You’ve worked with event-driven microservices and understand the trade-offs and patterns that make them successful.
  • You bring excellent communication and architecture skills, enabling you to influence and inspire others
  • You’re excited to work in a fast-paced scale-up environment where continuous improvement is part of the culture.
Why us?

QOCO Systems is a fast-growing software company with a mission to transform aviation through innovative digital solutions. Our products help aircraft operators and maintenance organizations around the world streamline operations, ensure compliance, and harness the power of data.

We’re proud of our diverse, international team of over 50 professionals (we’ve doubled in size since 2021!) who are passionate about tech, aviation, and building something meaningful together. With world-class clients, a strong product roadmap, and a collaborative culture, QOCO is the perfect place to make an impact.

Why you’ll love it here:

  • A front-row seat to the digital transformation of aviation
  • A hybrid, flexible work model
  • A highly skilled, international team (20+ nationalities!)
  • Professional development and learning opportunities
  • Regular team events and company breakfasts
  • A supportive, open, and curious work culture
About us

QOCO is a team of professionals with expertise in aviation and software development, with a customer-centric approach in everything we do. Agility is built-in to our way of working, and we always aim to fulfil the customer’s real needs, quickly. On top of this, we are committed to a high level of quality and information security, which is supported by ISO 9001 and ISO 27001 compliant management system certification.

QOCO helps the aviation industry to succeed in the changing world by creating new ways to work, to communicate, and to utilise data. We have been a trusted partner of airlines, MROs, and OEMs for over ten years. Our solutions provide significant improvements to the industry’s complex processes. They enable our customers to achieve more by doing less and to realise time-savings in labour-intensive tasks. We also bring visibility to customers’ operations to support decision-making based on real-time information.

We are looking forward to hearing from you!
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