Senior Software Developer

WE ARE SKYTREE

Skytree enables a transition to a world with cleaner Air for everyone. We do this by developing and deploying smart technology that captures atmospheric carbon dioxide, enabling its use or storage to combat climate change and aid society and businesses around the world.

Born out of the European Space Agency (ESA), we are a global team of highly talented scientists, engineers and business professionals, supported by an experienced management team. Our working culture is based on a dynamic and smart approach to business with an open and understanding attitude to others and a desire to expand the boundaries of what is possible.

As we enter a new phase of growth, we are looking for a driven Senior Software Developer to go on this journey with us.

Take a moment to read more about our values and life at Skytree on our Careers Page.

Ready to make your mark on the world of CO2? Then read on!

THE ROLE

In this role, you will oversee the development of all software layers, including PLC, IoT Edge integration, IoT cloud, and Web UI, ensuring scalable, maintainable, and secure solutions for diverse industrial applications.

Key responsibilities include developing and enforcing robust security frameworks across device, network, and cloud layers while collaborating with cross-functional teams—including hardware, cloud, and web development—to align on solution architecture and integration. You will also lead the development of Web UIs and APIs, ensuring seamless connectivity and user experience.

If you're passionate about cutting-edge technology, security, and scalable design, we’d love to hear from you!

YOU’LL MAKE AN IMPACT BY

• Software Architecture & Leadership – Design and oversee all software layers, including PLC, IoT Edge, IoT cloud, and Web UI, ensuring scalability and maintainability.

• Security & Compliance – Develop and enforce robust security frameworks across device, network, and cloud layers.

• End-to-End Software Development – Lead the development of software solutions for two product lines: embedded-based devices (Azure SDK on FreeRTOS) and PLC-based systems connected to IoT Edge.

• Hands-on Development & Bug Fixing – Contribute directly to Edge computing solutions, ensuring seamless integration of sensor data and control interfaces.

• Cloud & IoT Integration – Work closely with Azure IoT architects to ensure smooth integration with cloud services and APIs.

• Testing & Quality Assurance – Design and manage Factory Acceptance Testing (FAT), end-to-end testing for embedded, PLC, and cloud systems, and Web UI validation.

• Testing Environments & Automation – Set up testing environments and develop automated testing frameworks for continuous validation.

• Cross-Functional Collaboration – Align solution architecture and integration with hardware, cloud, and web development teams.

• Mentorship & Team Growth – Guide and mentor team members in software development best practices, security, and emerging technologies.

• Technical Reviews & Feedback – Participate in technical reviews, ensuring alignment with business goals and fostering continuous improvement.

WHAT WE ARE LOOKING FOR

• Bachelor’s or Master’s degree in Computer Science, or a related field.

• Proven experience in designing and leading software architectures spanning PLC integrations, Azure IoTEdge, cloud platforms, and Web-UI.

• Proven experience in setting up testing architecture and environments.

• Strong proficiency with Microsoft Azure, particularly Azure IoT Hub, DPS, Stream analytics IoT Edge modules, and APIs.

• Familiarity with industrial hardware and protocols (e.g., OPC UA, MODBUS).

• Experience in developing robust IoT security frameworks and enforcing best practices.

• Familiarity with modern DevOps practices, CI/CD pipelines, and automation tools.

   Nice to have: 

• Familiarity with industrial hardware systems and embedded platforms.

• Experience with Stream Analytics, Azure Data Explorer (ADX), and real-time telemetry processing.

• Understanding of cybersecurity principles in IoT and web environments.

• Knowledge of Agile development methodologies and project management tools.

WHAT YOU CAN EXPECT

Apart from working with great colleagues and a competitive package, you can also expect these additional benefits:

• An opportunity for professional and personal growth in one of the most innovative cleantech start-ups in Amsterdam!

• A diverse and international team

• A company mobile phone and laptop

• Travel cost reimbursement (choose from an NS business card, lease bike, or 23ct p/km travel allowance)

• 25 vacation days per year

• A (flexible) hybrid working policy where possible

• A cozy office located close to the Science Park train station, also close to the highway

• Access to the Science Park and Amsterdam University cafeterias (and all the great and healthy meal options)

• A monthly lunch allowance

• Regular social activities hosted by our very own Champagne Committee

QUESTIONS?
Need some more info, or simply have a question for us? Don’t hesitate to reach out! Please send an email to wandia.gichanga@skytree.eu and I will get back to you!