Mid Backend Developer (.NET) – Watts Lithuania 

Location: Vilnius, Lithuania (On-site / Hybrid) 

Employment type: Full-time 

About us 

We’re the code behind clean power. 

At Watts Lithuania, we build the digital intelligence that drives European green energy revolution. From smart algorithms that balance solar and battery flows to real-time systems connecting thousands of homes, our work turns data into independence. 

We move fast, think boldly, and build things that matter. Our stack runs in the cloud, our mindset stays on the edge, and our mission is simple — to make sustainable energy effortless for everyone. 

Backed by Andel, Denmark’s largest cooperative energy group, Watts combines start up speed with the strength of an energy giant. Together, we’re coding a smarter, greener future — from Lithuania to the world. 

What You’ll Do 

You’ll join a growing team of engineers shaping the backbone of Europe’s green tech infrastructure. On any given day, you might: 

• Build and maintain backend services in .NET / C# 
• Create APIs and microservices that talk to thousands of homes and devices 
• Improve system performance and reliability 
• Collaborate with frontend, data, and DevOps teams to ship real features fast 
• Grow your technical depth — we’ll help you level up 

What You Bring 

We don’t expect everyone to tick every box — but here’s what helps you thrive at Watts: 

• Have 2–4 years of backend development experience 
• Know your way around .NET / C#, microservices, and APIs 
• Are curious about cloud, event-driven architecture, and scalable systems 
• Write clean, testable code (and care about it) 
• Like working in small, empowered teams 
• Believe software can actually make the world better 

What You’ll Get 

We believe that great code starts with great people — supported, trusted, and inspired. 

Here’s what you can count on: 

• Free daily lunch, snacks, and drinks in the office 
• 6 weeks of holiday — rest well, code better 
• Mobile phone of your choice 
• We cover your internet and mobile provider bills — no strings attached 
• Additional private insurance for extra peace of mind 
• Top-tier gear of your choice — MacBook or PC, you decide 
• Hybrid work model 
• Mental and emotional health support 
• A chance to shape the future of clean energy tech — and see your code make real-world impact 

We offer:  

Monthly salary ranges from 3000 EUR to 5000 EUR gross (based on your competencies relevant for the job). 

Join the Revolution 

If you love clean code and clean energy, Watts is your place. 

We’re not just building software — we’re building the digital grid of the future. 

Apply now and help us turn data into independence.