Senior Software Engineer IoT/C# (f/m/d)

Enpal B.V. • Stuttgart

  • Full-time


from today

Our goal is a solar power system on every roof, a storage unit in every house, and an e-car in every garage. How are we achieving this? Enpal makes solar easy: we rent out solar power systems, electricity storage and wall boxes at an all-inclusive rate, supplemented by a low-cost green electricity tariff, and intelligently networked into an integrated overall solution.

We are just beginning our journey to becoming Europe's largest energy company. That's why we're looking for talented people to accompany us on this journey, leave their footprint, and celebrate successes with us. At Enpal, you will find a dynamic working environment and the space to develop yourself personally and professionally and use your strengths effectively.

As the first green unicorn in Germany and the fastest-growing energy company in Europe (FT1000 Ranking 2022 by Financial Times & Statista), we continue to advance our mission of green energy for everyone. Be part of this success story and change the world with us!

Your duties

As a Senior Software Engineer IoT/C# you will not only work but drive and own complex problems in delivering renewable energy solutions: from digitalizing the planning of installation of solar panels with compelling backend applications to building APIs supporting real-time energy data, all the way to scaling and operating cloud infrastructure in Azure. 

We offer speed, agility, and steep career growth. Our vision to make sustainable solar energy available to everyone can only come to life through our customer and product-oriented view and the cooperation between software development, product management and lean, experiment-driven business development. 

Join us to develop your professional skills, take part in the energy revolution, and let us take ownership of the sustainable change we want to see in the world together!

In our IoT team, you will be

  • Building software. We are serious about delivering incremental value in each iteration, and we celebrate when we improve people's experience with our IoT solution and make an impact towards our climate goals. 
  • Improving developer happiness. Nobody wants to stay up until midnight to deploy new solutions or run the same regression tests manually daily. We're about enhancing stability and automating as much as possible, including load tests and vulnerability scans. 
  • Growing and learning. Are you familiar with IoT devices or have experience with embedded software? We'd love to learn from your knowledge. Are you behind in test-driven development? Is Azure Bicep new to you? We'll make sure you grow through our knowledge. 
  • Working on architecture and vision. We are fusing old and new technologies: cloud-native microservices, IoT applications, a Salesforce backbone, and an event-driven architecture. This means we analyze new requirements critically to see which moving parts would have to change and explore opportunities to solve organization-spanning challenges with elegant architectural solutions. 
  • Steering for empathy and understanding. Only when we comprehend the market needs can we create solutions that address underlying challenges. Ask critical questions and listen to operations, craftspeople, and sales - there are so many stakeholders and users to get input from, and balancing their needs leads to the best solutions. 

Your profile

We are looking for roughly a 50% fit with for what we ask. The other 50% is a surprise to us, it is the magic you bring to the table and the diversity in which you make us grow. 

  • you have several years of experience in software development 
  • you are experienced in C# and you know .Net inside-out? Please do feel encouraged to apply regardless. 
  • you have experience in one of these high level languages is a plus : Go, Java, Phyton 
  • you are experienced in Azure: setting up the cloud environment and scaling the cloud solutions
  • you are experienced in System Design and translation into work items (Epics, Stories)
  • you have experience with combined SW/HW products would be a plus
  • you had first touchpoints with IoT, automation or system integration. Energy sector is a plus
  • agile and lean values are embodied by you. People over processes. Code over documentation. Reducing waste by building minimum viable products first, testing it with real users, growing and maintaining solutions as requirements evolve. 

More information

  • Work in Germany's first green unicorn and actively shape the solar energy revolution. 

  • The sun shines all over the world - at Enpal you will find a highly motivated and diverse team with more than 65 different nationalities. 

  • Would you rather keep your pet company at home or your colleagues at the office? Even after the pandemic, we offer you a hybrid working model 

  • We fulfill every start-up cliché - in our modern office in Berlin-Friedrichshain, you'll find everything your heart desires, from a ping-pong table and yoga corner to a roof terrace and stocked drinks fridges. 

  • Your kick-start at Enpal - Get to know the company, your team colleagues and our founder Mario on your onboarding day. 

  • Stay up to date - Whether it's company figures at our monthly all-hands meetings or how a photovoltaic system works at the Lunch & Learn, you'll always know exactly what's going on. 

  • Energy transition only works together - At Enpal, you can expect a legendary team spirit and unforgettable team events. 

  • No mistakes, no progress - We live a strong feedback culture and grow with your input, either personally or anonymously via our feedback tool Culture Amp. 

At Enpal, we are proud of the diversity of our team. No decisions are made on the basis of skin colour, religion or religious belief, ethnic or national origin, nationality, gender identity, sexual orientation, disability or age, either during recruitment or employment. Enpal stands for a safe workplace and takes action against discrimination and harassment of any kind. 

Tech Stack

CI/CD Techniques and Processes

Terraform, Sonarcloud, Datadog, Azure Devops

Cloud Environments

Azure, Docker, Balena


C#, NodeJS, React


MongoDB, SQL, Snowflake


Director Software Engineering

Empowerment and collaboration are necessary to create an impactful digital product. Having people from diverse backgrounds best enables us to build vibrant teams that tackle our complex engineering challenges. Different nationalities, genders, and lived experiences, highlight distinctive solutions and allow for holistic problem-solving approaches.

Junior Software Developer

As a recent addition to Enpal's tech team, I've been warmly welcomed into the team. It's a lovely workplace that encourages the passion for technology by offering multiple opportunities for personal and professional growth through short courses or certifications. I feel incredibly fortunate to have joined such an inspiring team!