Senior Fullstack Engineer (Fleet UI)

Role highlights: • Senior Fullstack Engineer • Location: Espoo • Department: Engineering, Fleet Control and Communications • Reports to: Engineering Manager, Fleet UI • Employment type: Permanent • Workplace model: Hybrid • Employment is subject to applicable security screening (incl. SUPO, where required) Why this role matters: As a Senior Fullstack Engineer in Fleet UI team you will be building a mission-critical system used by satellite operators. The problems are technically rich: managing satellite configurations, visualizing orbits in 3D, managing passes across a global network of ground stations, automating mission operations and more. You will work in a domain where the UI decisions directly impact satellite mission outcomes. Who We Are ICEYE delivers space-based intelligence, surveillance, and reconnaissance (ISR) capabilities to governments and allied nations. This includes sovereign and turnkey ISR missions leveraging ICEYE’s world-leading synthetic aperture radar (SAR) satellite technology, as well as access to data from the world’s largest SAR satellite constellation. These capabilities enable partners to detect and respond to critical changes anywhere on Earth with unprecedented speed and accuracy – day or night and in any weather, supported by ultra high-resolution imagery and high-frequency revisits. As a trusted partner for defense, intelligence, security, and maritime domain awareness, ICEYE’s near real-time data creates a tactical advantage for mission-critical operations. Designed for dual use, the platform also serves civil protection and commercial users for natural-catastrophe intelligence, insurance, maritime monitoring (including oil-spill detection), and finance, contributing to global security and community resilience. ICEYE is headquartered in Finland and operates globally across Europe, North America, the Middle East, and Asia-Pacific. We have more than 900 employees, united by a shared vision: improving life on Earth by becoming the global source of truth in Earth Observation. Your day-to-day responsibilities • Build, and maintain features across a React + TypeScript project serving real-time satellite operations • Collaborate closely with a UI/UX designer in developing sophisticated UI components and data visualizations tools including timeline views, 3D globe rendering (Cesium), and pass planning interfaces • Contribute occasionally to backend APIs (Node, Python) to unblock delivery when needed • Drive frontend architecture decisions — state management strategy, component design, performance optimization • Support the team with DevOps work across multiple environments — including managing Docker-based deployments, configuring environment-specific runtime settings, and contributing to release workflows • Write and maintain unit tests (Jest + Testing Library) and end-to-end tests (Playwright) • Participate in code reviews, uphold coding standards, and mentor engineers on best practices • Contribute to CI/CD pipelines and oversee migration from Webpack 5 to Vite What we’re looking for Must haves: • 5+ years of professional experience building fullstack production-grade applications using React, TypeScript (ES6+) and Node • Experience writing clean, maintainable code in Python • Strong understanding of component-based architecture, modern React patterns, and state management approaches • Experience designing, developing, and consuming RESTful and GraphQL APIs • Solid testing discipline, including unit and end-to-end testing with tools such as Jest and Playwright • Experience with modern frontend tooling and build systems such as Vite, webpack, and npm • Proficiency with Git and collaborative development workflows Active use of AI-assisted development tools • Strong problem-solving skills and ability to debug complex, cross-layer issues • Understanding of web application security best practices • Relevant higher education degree in Computer Science, Software Engineering, or a related technical field Nice to haves • Solid understanding of API design, including REST principles and GraphQL schema design • Knowledge of database design and ORM frameworks • Experience with modern DevOps practices including CI/CD pipelines, containerization, and cloud platforms such as AWS • Familiarity with infrastructure and deployment tooling such as Kubernetes, Terraform, Helm, or ArgoCD Application Process • Talent Partner Screen Call • Hiring Manager Interview • Technical Interview • Values & Fit Interview WORKING AT ICEYE At ICEYE, you’ll join a diverse and highly engaged team united by the ambition to make the impossible possible. As a global scale-up, we combine speed and ambition with the opportunity to take real ownership from day one. Your growth, wellbeing, and success are a priority—with continuous professional development, training opportunities, and a culture where collaboration is how we win. HOW WE WORK (OUR VALUES) Make the impossible possible: We set ambitious goals and stay calm under pressure. We bring grit, optimism, and ownership when things get hard, and we keep moving until we find a way. • Be curious: Go deep, ask questions, listen carefully, and think critically. Understand the “why” behind decisions. • See the big picture: Stay close to what’s happening across the company so you can make better decisions. Consider how your work affects others. • Drive effective teamwork: Create psychological safety, invite different perspectives, and build inclusive teams. There are no bad questions. • Act as one team: We win together. We match tasks to the right owner and stay agile as priorities shift. • Have fun: What we do matters—and it should be enjoyable. Celebrate progress, take pride in results, and share the wins. BENEFITS Our benefits are designed to support your health and wellbeing—at work and beyond. We keep improving them based on employee feedback, and offerings vary by location. Talent Acquisition will confirm what applies for this role and location during the process. Base salary range for this position is 6 500 - 9 000 € per month (gross), depending on experience, and will be negotiated individually. OUR COMMITMENT TO DIVERSITY, EQUITY, AND INCLUSION We want ICEYE to be a place where people can be themselves and do great work. Different backgrounds and perspectives make us stronger, which is why we work to create an environment where people feel included, respected, and able to speak up. Whatever your background, we want you to bring your authentic self to the table. We’re committed to fair, inclusive hiring and equal opportunity. Everyone is welcome to apply. If you need any adjustments or support during the recruitment process, tell us—we’ll do our best to help. Apply now to start your ICEYE journey, and help us continue to make the impossible possible together. Read more about ICEYE and working with us at iceye.com http://iceye.com.