Senior Software Developer, Vantaa

Full-time Software Development

Creating more room for life. Together.

Do you enjoy building software that makes a real difference in everyday work and customer experience?

We are looking for a Senior Software Developer to join our growing in‑house engineering team at Lumon Group. In this role you will design, build, and develop modern applications used across our business, from customer‑facing solutions to internal tools that support our operations.

Role

Hands‑on, versatile full‑stack developer comfortable working across the entire application landscape—from front‑end user interfaces to back‑end services, integrations, and data. Able to develop solutions end‑to‑end, ensuring all components work seamlessly together.

What You’ll Do

• Design, develop, and maintain applications used across the group
• Work across front‑end, back‑end, and integrations in a modern cloud environment
• Build and integrate APIs and services within our appli...