{"id":3799924,"url":"https://alion.io/job/assystem-senior-developer","title":"Senior Developer","company":{"id":5278,"name":"Assystem","domain":"assystem.com","url":"https://alion.io/company/assystem","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":76,"open_postings":221,"ghost_share":0,"stale_share":0.977,"repost_share":0,"time_to_fill_p50_days":29,"computed_at":"2026-11-06T05:58:05Z"}},"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":["Riyadh, Saudi Arabia"],"countries":["SA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"JavaScript","optional":false},{"name":"NVIDIA Omniverse","optional":false},{"name":"Power Apps","optional":false},{"name":"Power Automate","optional":false},{"name":"Python","optional":false},{"name":"Rest API","optional":false},{"name":"SharePoint","optional":false},{"name":"SQL","optional":false},{"name":"Unreal Engine","optional":false}],"status":"live","first_seen_at":"2026-11-05T09:05:54Z","employer_posted_date":"2026-11-05","last_verified_at":"2026-11-07T00:20:42Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Finding solutions to climate change is the priority of the 21st century, and means switching to low-carbon energy. At Assystem, our mission is to accelerate the energy transition worldwide. To achieve this, our 7,000 Switchers combine their historical engineering expertise and project management with digital technologies.\nIn our 12 countries (Europe, Middle East, Asia) of operation, we are working on the production and distribution of low-carbon electricity, through the development of nuclear and renewable energies. We are also supporting the modernisation and development of energy grids, managing the setup and siting for new transmission and distribution networks, and using hydrogen to decarbonise the transport and industry sectors.\nAssystem in Türkiye, is renowned for working with the public and private sectors. Specializing in ESIA studies, site investigations, and laboratory research, the company offers vital site supervision owners and lenders engineering services. Notably, Assystem in Türkiye plays a pivotal role in major projects like power generation, and the construction of the Akkuyu nuclear power plant.\n Lead approved application development, customizations, and platform extensions in accordance with approved requirements and architecture.\nPerform code reviews, enforce secure coding practices, and ensure adherence to development standards.\nDevelop and execute automated testing, unit testing, and support performance, regression, and security testing activities.\nInvestigate, troubleshoot, and resolve complex defects and Level 3 (L3) production incidents.\nPrepare release packages and support deployment, rollback, and hypercare activities.\nMaintain source code repositories, version control, and change management records.\nProvide evidence of testing, code quality, deployment validation, and production defect resolution.\nConduct production issue analysis, root cause investigations, and corrective action implementation.\nDocument maintainable solutions, technical designs, configurations, and support procedures.\nSupport continuous improvement of application performance, reliability, security, and maintainability.\n Deliver extensions, reports, APIs, integrations, and workflow automation for Oracle, engineering, SharePoint, Power Apps, Power Automate, BPM, and custom applications.\nDemonstrate hands-on development of REST APIs, custom code, reports, and business-process automation.\nEvidence Unreal Engine, Perforce, Pixel Streaming, and NVIDIA Omniverse development where assigned to visualization platforms.\nSpecify actual languages, frameworks, tools, and platforms used (e.g., C#, .NET, JavaScript, Python, SQL).\nClearly identify personal delivery contributions across design, development, testing, deployment, and support.\nDemonstrate delivered solutions with measurable business or operational outcomes.\n Please note the ideal candidate will have a reasonable experience in all the above highlighted tools and technologies.\nWe are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. 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