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C# Software Developer

NextEnergy

Utrecht
Full-time
5-10 years experience
On-site

Key Skills

C#
Backend development
Cloud web applications
Low-code development
OutSystems
HTML
CSS
JavaScript
Software architecture
Problem-solving
Analytical skills
DevOps
Smart home technology
Data processing

Job Description

Job Description Are you a Software Developer with a passion for smart home batteries? Join us at NextEnergy! At NextEnergy, we’re accelerating the energy transition with smart, innovative solutions that make a real impact. As a Software Developer, you play a key role in building technology that helps thousands of households use energy in a smarter, greener and more affordable way. You’ll join a growing, ambitious team that works every day on the energy of tomorrow. We give you the space to contribute ideas, experiment with new solutions, and build features that deliver immediate results. Who are we? More and more of our electricity comes from the sun and wind, which means prices move along with it. Yet many households in the Netherlands are still tied to outdated fixed rates and miss out on the benefits of flexible pricing. We believe there’s a better way. We make dynamic energy accessible to everyone, so you can easily take advantage of cheaper, and sometimes even free, moments. With smart technology and a fair, transparent approach, we ensure that the energy transition is not only good for the planet, but also for your wallet. At NextEnergy, you join a fast-growing company where innovation is at the core. A place where we build the future of energy together and grow as a team. We give you the space to make an impact, take initiative and share ideas. Because at NextEnergy, we’re not working around the energy transition, we’re working right in the middle of it. What will you do? As a Software Developer, you’ll work within our Smart Home DevOps team, where you get the freedom and autonomy to shape the design, development, and maintenance of our applications together with your colleagues. When it comes to building our applications, you’ll be involved in the following areas: Back end: Develop and manage integrations with various home batteries and smart devices within household energy systems Algorithms: Improve the algorithms that control customer home batteries and other smart devices Back office: Build internal systems that help streamline and optimize our processes Customer interfaces: Enhance our customer app that shows users their energy savings and battery performance In Addition, You Will Collaborate closely with experienced developers, with plenty of freedom to take initiative and shape the products you work on Be part of a mature, fast-growing startup focused on innovations that accelerate the energy transition Work on smart home solutions: dive into the integration and control of home batteries and smart devices, an essential and rapidly growing field Contribute to a product that helps thousands of end users save energy through intelligent control of home batteries and other major household devices. The impact of your work is visible immediately Develop applications that process large volumes of data quickly and efficiently Job Requirements What do you bring? Experience developing (cloud) web applications, preferably also mobile applications At least 5 years of experience with backend development in C# Experience with low-code development (OutSystems is a plus) or the willingness to learn this technology Knowledge of HTML/CSS/JavaScript Experience building robust, testable software Knowledge of technical design and architecture Interest in smart home batteries and other devices and their role in sustainable energy solutions Strong problem-solving and analytical skills A motivated mindset: you enjoy taking responsibility and can work both independently and as part of a team You feel at home in a dynamic start-up environment What do we offer? Join a young, dynamic and experienced team where your ideas matter Competitive salary Pension plan: 1% employer contribution with DoenPensioen + optional personal contribution Travel allowance (>10km): OV Business Card or mileage reimbursement, depending on your commute 25 vacation days (based on full-time employment) Bucketlist Day: one extra day off per year to fulfill a dream Working abroad: up to 20 workdays a year from anywhere in the world Free lunch: fresh and delicious every day in our cozy canteen Sports membership: free classes via Urban Sports Club Corporate Benefits: discounts on a wide range of brands and activities Fun & connection: monthly drinks and awesome team events Referral bonus: refer a great colleague and earn up to €2.000 Ready to make a difference? Apply now, we’re excited to hear from you!

Core Responsibilities

You will design, develop, and maintain applications within the Smart Home DevOps team, focusing on backend integrations, battery control algorithms, and internal systems. Additionally, you will collaborate with the team to enhance customer interfaces and ensure efficient data processing for smart energy solutions.

Requirements

The role requires at least 5 years of backend development experience in C# and familiarity with cloud web applications. Candidates should also possess knowledge of HTML/CSS/JavaScript and have an interest in smart home technology and sustainable energy solutions.

Benefits

  • Pension plan
  • Travel allowance
  • 25 vacation days
  • Bucketlist day
  • Working abroad
  • Free lunch
  • Sports membership
  • Corporate benefits
  • Referral bonus

About NextEnergy

Industry: Utilities

Company size: 51-200 employees

NextEnergy is een vooruitstrevende energiemaatschappij gericht op de wereld van morgen. Energieprijzen fluctueren om het kwartier en toch betaalt het overgrote gedeelte van de consumenten een vast voorschot bedrag per maand. → Daarnaast is ons energienet overbelast door de toenemende toevoer van stroom uit natuurlijke bronnen. Energie is duur en schaars en toch vindt er verspilling plaats. En dat is onnodig! 💡 Met dynamische energiecontracten geven wij de consument toegang tot het kopen van energie voor inkoopprijzen. Zo weet je wat de echte piek- en dalmomenten zijn en heb jij altijd controle over je energierekening. Inzicht en overzicht faciliteren wij door middel van onze gratis NextEnergy app. Je betaalt per aansluiting maandelijks €5,99 om gebruik te kunnen maken van deze service. 💸 In combinatie met slim energieverbruik ben je als consument al snel 25% goedkoper uit dan bij een traditionele energiemaatschappij! Heb je de mogelijkheid om nog meer je steentje bij te dragen aan de energierevolutie? Schaf dan een batterijsysteem aan. Door energie op te slaan wanneer de prijs laag, of zelfs negatief is (je krijgt dan geld toe voor je energieverbruik) en vanuit de batterij te verbruiken wanneer de prijs laag is, betaal je gegarandeerd nooit teveel. 🌳 Sta je te springen om het verschil te maken en ben je klaar om de stap te zetten naar écht groen energieverbruik? Schrijf je dan in en loop samen met ons voorop in de energierevolutie!

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