frontend developer for Air Traffic Control systems

Tern Systems is an established provider of Air Traffic Management solutions operating in a competitive, regulated industry. The company has over 70 employees and nearly 30 years of experience delivering solutions to customers in Europe and Asia.

• Design, develop, and maintain safety-critical software solutions;
• Collaborate with cross-functional teams to define requirements and deliver features;
• Build responsive, high-performance user interfaces and reusable components for real-time operational displays;
• Write clean, maintainable, and well-documented code;
• Review code and contribute to shared engineering standards and best practices;
• Test, debug, and improve software throughout the development lifecycle;
• Support deployment, monitoring, and ongoing improvement of production systems;
• Assist with writing operational and technical documentation.

• Hold a university degree in Software Engineering, Computer Science, or a related field;
• Have professional experience building production web frontends with TypeScript and React or a comparable component framework;
• Have a strong command of modern JavaScript/TypeScript, HTML5, CSS, and browser fundamentals;
• Have experience writing automated unit and end-to-end tests;
• Have experience with CI/CD pipelines and development tooling;
• Have excellent communication and collaboration skills within cross-functional teams;
• Have English proficiency, both written and verbal;
• Nice to have: at least 3 years of professional experience in software development, modern build tooling, modular or plugin-based frontend architectures, state management at scale, component libraries, data-visualization or mapping libraries, real-time data, Electron, accessibility, usability and performance in operator-facing UIs, ATM/ATC domain background, solid problem-solving skills, ability to work independently, user-centric approach and willingness to learn.

• Salary range: 15000-22000 PLN;
• International work environment;
• Personal growth, training, and continuing education support;
• Family-friendly work environment;
• Flexible work hours;
• Regular opportunities to travel to Iceland;
• No relocation packages are offered at this point;
• Applications must be submitted in English.