{"id":1873564,"url":"https://alion.io/job/rheinmetall-simulation-developer-net-mfd","title":"Simulation Developer (.NET) (m/f/d)","company":{"id":176593,"name":"Rheinmetall","domain":"rheinmetall.com","url":"https://alion.io/company/rheinmetall","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Career sitemap","truth_index":{"grade":"B","score":70,"open_postings":44,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":65,"computed_at":"2026-10-05T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Budapest, Hungary"],"countries":["HU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":45000,"max_usd":83000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":11},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Amazon ECS","optional":false},{"name":"Unity","optional":false},{"name":"C#","optional":true}],"status":"live","first_seen_at":"2026-07-23T00:00:00Z","employer_posted_date":"2026-07-23","last_verified_at":"2026-10-05T23:44:15Z","board_verified":true,"closed_at":null,"days_open":75,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":75},"description":"container-fluid\npt-8\npb-10\nflex flex-col flex-grow\nw-full\noverflow-hidden\nmd:pb-16\n\">\ninline bg-primary box-decoration-clone px-3 font-bold text-white pb-1 pt-0.5 md:px-4 !leading-[1.75] text-2xl md:text-3xl md:!leading-relaxed lg:text-4xl lg:!leading-[1.75]\">Simulation Developer (.NET) (m/f/d)\n inline\nbg-white\nbox-decoration-clone\npx-3\npb-1\npt-0.5\nfont-bold\ntext-secondary text-2xl\n!leading-[1.75]\nmd:text-3xl md:px-4 md:!leading-relaxed\nlg:text-4xl lg:py-1 lg:!leading-[1.75]\n\">\nRheinmetall Electronics Hungary Kft. in Budapest\ninline-flex\nitems-center\nbg-neutral\npx-4\nh-12\nw-full\nmd:w-auto md:h-14\n\">\nRef.-Nr.:\nHU00581\n inline-flex\nitems-center\nbg-neutral\npx-4\nh-12\nw-full\nmd:w-auto md:h-14\n\">\nSchedule type:\nFull Time\n inline-flex\nitems-center\nbg-neutral\npx-4\nh-12\nw-full\nmd:w-auto md:h-14\n\">\nContract Type:\nPermanent Position\ntext-xl\nbg-neutral\nw-12\nh-12\ninline-flex\nitems-center\njustify-center\ntransition-colors\nduration-150\nmd:text-2xl md:w-14 md:h-14\nhover:bg-neutral-dark\nshare-network-twitter\"> shareOntwitter \ntext-xl\nbg-neutral\nw-12\nh-12\ninline-flex\nitems-center\njustify-center\ntransition-colors\nduration-150\nmd:text-2xl md:w-14 md:h-14\nhover:bg-neutral-dark\nshare-network-linkedin\"> shareOnlinkedIn \ntext-xl\nbg-neutral\nw-12\nh-12\ninline-flex\nitems-center\njustify-center\ntransition-colors\nduration-150\nmd:text-2xl md:w-14 md:h-14\nhover:bg-neutral-dark\nshare-network-xing\"> shareOnxing\nWHAT WE ARE LOOKING FOR\npb-8\ncontainer-fluid\ntext-secondary\ntransition\nease-out\nduration-500\ndark:text-white\n!leading-loose\nmd:pb-16\nlg:text-lg\nopacity-0 translate-y-10 print:opacity-100 print:translate-y-0\">\nYou won’t get stuck into everlasting legacy tasks, our projects are in the flow and technology hits highest standards. Exciting domains are waiting for you that you can’t experience anywhere else.\nHigh-performance simulation loops, autonomous behavior, and data-oriented design\nImprove system performance, proactively indetify technical debt\nUnderstanding and optimize complex dataflows\nDesigning, improving, extending existing architecture\nCreate technical specification based on business needs\nCommunicate with internal and external stakeholders\nParticipating in the implementation of the architecture\nWHAT QUALIFICATIONS YOU SHOULD HAVE\npb-8\ncontainer-fluid\ntext-secondary\ntransition\nease-out\nduration-500\ndark:text-white\n!leading-loose\nmd:pb-16\nlg:text-lg\nopacity-0 translate-y-10 print:opacity-100 print:translate-y-0\">\nCompleted Bachelor's degree in computer science, or comparable\nMinimum 5 years of professional experience in .NET Backend engineering\nMinimum 3 years of experience in system design\nDeep understanding of Entity Component Systems (ECS) (e.g., Arch, friflo, Entitas, or Unity DOTS) and Data-Oriented Design (DOD) for maximum CPU and memory bandwidth efficiency\nImplementation of complex, hierarchical Behavior Trees and Finite State Machines (FSM) to model autonomous tactical unit behaviors\nDeep understanding of .NET memory and process management (minimizing Garbage Collection overhead, SIMD utilization)\nBonus skill: Proven background in real-time strategy (RTS) games, grand strategy systems, or professional military/defense simulation software\nVery good English and Hungarian language skills, written and spoken (C1-C2 Hungarian is an advantage)\nAbility to work autonomously, demonstrate good level of self-initiatives\nHands-on mentality, ability to work under pressure\nVery good cooperational skills\nWillingness to travel in Europe for business\nWHAT WE OFFER YOU\npb-8\ncontainer-fluid\ntext-secondary\ntransition\nease-out\nduration-500\ndark:text-white\n!leading-loose\nmd:pb-16\nlg:text-lg\nopacity-0 translate-y-10 print:opacity-100 print:translate-y-0\">\nCompetitive compensation package, stable employment background, indefinite employment contract\nPersonal development opportunities and perspectives\nWorking in an industry of highest level of technology\nGlobal company, international connections, responsibility in a changing world\nDynamic, supportive working culture\nFlexible working time models\nCommunity, leisure activities\np-4\nbg-white\noverflow-y-auto\nw-full\nmax-h-full max-w-lg\nmd:p-8\n\">\nWir benötigen Ihre Zustimmung, um den YouTube-Service zu laden!\n Um YouTube-Videos abspielen zu können, muss eine Verbindung zu YouTube aufgebaut werden. Hierbei finden auch Datenverarbeitungen und Cookie-Einsätze durch YouTube/Google (ggf. auch aus den USA) statt. Mit Klicken auf \"Akzeptieren\" willigen Sie in diese Datenverarbeitungen und das Setzen von YouTube-Cookies auf Ihrem Endgerät ein. Ihre Auswahl wird für auch für spätere Webseitenbesuche gespeichert. Weitere Informationen finden Sie unter „Mehr“ und in unseren Datenschutzinformationen.\n CONTACT INFORMATION\npb-8\ncontainer-fluid\ntext-secondary\ntransition\nease-out\nduration-500\ndark:text-white\n!leading-loose\nmd:pb-16\nlg:text-lg\nopacity-0 translate-y-10 print:opacity-100 print:translate-y-0\">\nContact Person: Norbert Rakonczay\nFor questions regarding your application, please use the contact form.\nh-20\nw-full\nfixed\nflex\nitems-center\njustify-center\nbottom-0\nz-[25]\nbg-primary\npy-2\ntransition-transform\nduration-300\nprint:hidden\n\"> \nbutton\ncursor-pointer\nfont-bold\nuppercase\noutline-none\nease-in\ntransition-all\nduration-200\nbg-no-repeat\nfocus:outline-none\nhover:ease-out\nbutton-white text-secondary text-sm px-6 py-3 inline-flex justify-center items-center\"> Jetzt bewerben!","description_format":"text","description_chars":5364,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"Hungarian","level":"All levels","optional":false},{"language":"English","level":"All levels","optional":false}]},"benefits":["Flexible schedule"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-04T21:44:05Z"},{"event":"close","at":"2026-10-05T13:05:21Z"},{"event":"reopen","at":"2026-10-05T15:37:47Z"}],"visa":[],"liveness":{"score":20,"band":"cold","label":"Long shot","p_open":1,"p_active":0.449,"p_room":0.44,"age_days":74,"expected_fill_days":65,"reasons":["conf:0","stale_co","win:tail","crowd:brand"],"computed_at":"2026-10-05T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/rheinmetall-simulation-developer-net-mfd","json_url":"https://alion.io/job/rheinmetall-simulation-developer-net-mfd.json","meta":{"generated_at":"2026-10-06T01:01:56Z","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","counted_by":"address","units_charged":1,"used_today":1415,"day_limit":5000,"remaining_today":3585,"minute_limit":60,"resets_at":"2026-10-07T00:00:00Z"}},"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":176593},"rest":"https://alion.io/mcp/rest/get_company?id=176593"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frheinmetall-simulation-developer-net-mfd"},{"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%2Frheinmetall-simulation-developer-net-mfd"},{"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%2Frheinmetall-simulation-developer-net-mfd"},{"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/rheinmetall-simulation-developer-net-mfd\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frheinmetall-simulation-developer-net-mfd"}]}