{"id":2213533,"url":"https://alion.io/job/next-energy-c-software-developer","title":"C# Software Developer","company":{"id":2636161,"name":"NextEnergy","domain":"nextenergy.nl","url":"https://alion.io/company/nextenergy-nl","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitee","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Utrecht, Netherlands"],"countries":["NL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":55000,"max_usd":98000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":57},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-09-17T07:52:26Z","employer_posted_date":"2026-09-17","last_verified_at":"2026-10-11T20:20:08Z","board_verified":true,"closed_at":null,"days_open":24,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":24},"description":"Are you a Software Developer with a passion for smart home batteries? Join us at NextEnergy!\nAt 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.\nYou’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.\nWho are we?\nMore 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 Yet many households in the Netherlands are still tied to outdated fixed rates and miss out on the benefits of flexible pricing.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.\nWith 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.\nAt 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.\nWhat will you do?\nAs 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.\nWhen it comes to building our applications, you’ll be involved in the following areas:\nBack end: Develop and manage integrations with various home batteries and smart devices within household energy systems\n\nAlgorithms: Improve the algorithms that control customer home batteries and other smart devices\n\nBack office: Build internal systems that help streamline and optimize our processes\n\nCustomer interfaces: Enhance our customer app that shows users their energy savings and battery performance\n\nIn addition, you will:\nCollaborate closely with experienced developers, with plenty of freedom to take initiative and shape the products you work on\n\nBe part of a mature, fast-growing startup focused on innovations that accelerate the energy transition\n\nWork on smart home solutions: dive into the integration and control of home batteries and smart devices, an essential and rapidly growing field\n\nContribute 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\n\nDevelop applications that process large volumes of data quickly and efficiently\n\nRequirements\nWhat do you bring?\nExperience developing (cloud) web applications, preferably also mobile applications\n\nAt least 5 years of experience with backend development in C#\n\nExperience with low-code development (OutSystems is a plus) or the willingness to learn this technology\n\nKnowledge of HTML/CSS/JavaScript\n\nExperience building robust, testable software\n\nKnowledge of technical design and architecture\n\nInterest in smart home batteries and other devices and their role in sustainable energy solutions\n\nStrong problem-solving and analytical skills\n\nA motivated mindset: you enjoy taking responsibility and can work both independently and as part of a team\n\nYou feel at home in a dynamic start-up environment\n\nWhat do we offer?\nJoin a young, dynamic and experienced team where your ideas matter\n\nCompetitive salary\n\nPension plan: 1% employer contribution with DoenPensioen + optional personal contribution\n\nTravel allowance (>10km): OV Business Card or mileage reimbursement, depending on your commute\n\n25 vacation days (based on full-time employment)\n\nBucketlist Day: one extra day off per year to fulfill a dream\n\nWorking abroad: up to 20 workdays a year from anywhere in the world\n\nFree lunch: fresh and delicious every day in our cozy canteen\n\nSports membership: free classes via Urban Sports Club\n\nCorporate Benefits: discounts on a wide range of brands and activities\n\nFun & connection: monthly drinks and awesome team events\n\nReferral bonus: refer a great colleague and earn up to €2.000\n\nReady to make a difference?\nApply now, we’re excited to hear from you!","description_format":"text","description_chars":4453,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-10T05:39:08Z"}],"visa":[],"liveness":{"score":36,"band":"fade","label":"Fading","p_open":1,"p_active":0.652,"p_room":0.55,"age_days":22,"expected_fill_days":22,"reasons":["conf:0","win:tail"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/next-energy-c-software-developer","json_url":"https://alion.io/job/next-energy-c-software-developer.json","meta":{"generated_at":"2026-10-11T22:26:51Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":12279,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2636161},"rest":"https://alion.io/mcp/rest/get_company?id=2636161"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnext-energy-c-software-developer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fnext-energy-c-software-developer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fnext-energy-c-software-developer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/next-energy-c-software-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnext-energy-c-software-developer"}]}