{"id":161527,"url":"https://alion.io/job/thales-group-senior-software-systems-architect-digital-applications","title":"Senior Software Systems Architect _Digital Applications","company":{"id":143,"name":"Thales Group","domain":"thalesgroup.com","url":"https://alion.io/company/thales","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":78,"open_postings":225,"ghost_share":0.018,"stale_share":0.831,"repost_share":0.018,"time_to_fill_p50_days":48,"computed_at":"2026-10-27T05:46:45Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Luxembourg City, Luxembourg"],"countries":["LU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":132000,"max_usd":285000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":2415},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Rust","optional":false},{"name":"Digital Twin","optional":true},{"name":"ECSS","optional":true},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-08-24T00:00:00Z","employer_posted_date":"2026-08-24","last_verified_at":"2026-10-27T20:23:36Z","board_verified":true,"closed_at":null,"days_open":64,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":64},"description":"In fast changing markets, customers worldwide rely on Thales. Thales is a business where brilliant people from all over the world come together to share ideas and inspire each other. In aerospace, transportation, defence, security and space, our architects design innovative solutions that make our tomorrow's possible.Who we are:\nYou just found your job destination!\nAt Thales Alenia Space, we believe in space as a new horizon to build a more sustainable Life on Earth. Space-based solutions contribute to connecting people, bridging the digital divide, navigating efficiently and monitoring our planet.\nIf you are willing to work on stunning space programs for a leading satellite manufacturer, Thales Alenia Space, just do not hesitate and apply on-line now!\nBased in Belval (Esch-sur-Alzette), Thales Alenia Space in Luxembourg is a Digital Competence Centre that develops state-of-the-art digital solutions, using big data, artificial intelligence and cybersecurity technologies to address complex end-to-end space systems’ challenges.\nWhat we can do together:\nWe are seeking an experienced Senior Software Systems Architect to shape the architecture of complex digital applications supporting engineering, operational, and space-related activities.\nYou will translate business, user, and operational needs into sustainable application architectures and guide key technology decisions across the digital product portfolio.\nYou will work at the intersection of application design, user experience, system integration, data, cybersecurity, and software lifecycle considerations.\nYour responsibilities will include:\nOwn the architecture of digital solutions and drive its evolution throughout the product lifecycle.\nTranslate business, user, and operational needs into clear architectural and technical decisions.\nDefine application architectures across front-end, back-end, data, APIs, and integration with internal and external systems.\nWork with UI/UX experts to ensure that the application architecture supports user needs and a consistent user experience.\nLead technology selection and architectural trade-offs, balancing usability, performance, interoperability, cybersecurity, cost, and maintainability.\nPromote reusable components, common patterns, and architectural consistency across the digital product portfolio.\nMaintain the application architecture baseline and the technical documentation required to support implementation, integration, and evolution.\nWork with the Cybersecurity Authority, development, DevSecOps, integration, and validation teams to ensure that architectural decisions are correctly implemented and verified.\nProvide technical leadership during bids, customer discussions, technical reviews, and engineering activities, while assessing technologies relevant to future solutions.\nAbout you:\nWe are looking for an engineer with significant experience in complex digital applications and software architectures.\nSpecifically, you should have:\nMin.5 years of experience in software architecture or application design for complex digital solutions.\nStrong application architecture skills, with the ability to structure complex needs into clear components, interfaces, responsibilities, and data flows.\nStrong understanding of modern web architectures and the interactions between front-end, back-end, APIs, and data services.\nPractical experience with React and modern front-end development, together with experience in Go or Python for back-end services. Experience with Rust is a plus.\nGood understanding of application integration patterns, API design, event-driven architectures, and data modelling.\nExperience with cloud-native and container-based application environments.\nExperience with application architecture modelling and documentation.\nPractical knowledge of DevSecOps practices and their impact on software architecture and delivery.\nUnderstanding of cybersecurity-by-design and experience integrating security requirements into application architectures.\nAbility to evaluate architectural options, make justified trade-offs, and communicate technical decisions clearly.\nStrong technical leadership skills and the ability to work effectively in multidisciplinary engineering environments.\nAdditional skills and experience in any of the following topics would be highly valued:\nSpace operations, mission applications, ground segment systems, or satellite data processing or adjacent industries.\nData visualization, geospatial applications, telemetry displays, dashboards, or other data-intensive user interfaces.\nReal-time, workflow-driven, or operational applications integrating multiple systems.\nDesign systems, reusable UI component libraries, or micro-frontend architectures.\nDomain expertise in Digital twins, simulation platforms, federated applications, or engineering environments.\nSoftware engineering standards and processes used in space or other mission-critical environments, such as ECSS.\nWe are looking for skilled and ambitious people as we continue to build our team and create a positive, diverse, and collaborative work environment.\nIf this role sounds interesting to you, do not hesitate to reach out to us and learn more!\nWhat we offer:\nTogether, we will take a role in setting up a new company driven by an entrepreneurial mindset. We will experience new ways of working and create innovative digital technologies for Space.\nYou will become a member of the dynamic Luxembourg space and digital Eco-System, and work for an inspiring group of 80.000 people present in 68 countries.\nWe offer a competitive remuneration package, in line with your qualifications and experience.\nWe look forward to talking together about your next career move.\nInnovation, passion, ambition: join Thales now and create tomorrow’s world with us.\nhttps://www.thalesgroup.com/en/career\nAt Thales we provide CAREERS and not only jobs. With Thales employing 80,000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad, in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working. Great journeys start here, apply now!","description_format":"text","description_chars":6226,"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":[{"name":"Luxembourg","iso":"LU","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Satellite Communications","Satellite Manufacturing","Electronic Warfare","Information Security"],"lifecycle":[{"event":"open","at":"2026-08-24T00:00:00Z"}],"visa":[],"liveness":{"score":21,"band":"cold","label":"Long shot","p_open":0.9,"p_active":0.538,"p_room":0.44,"age_days":64,"expected_fill_days":48,"reasons":["conf:60","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-27T05:46:45Z"},"pay":null,"html_url":"https://alion.io/job/thales-group-senior-software-systems-architect-digital-applications","json_url":"https://alion.io/job/thales-group-senior-software-systems-architect-digital-applications.json","meta":{"generated_at":"2026-10-27T22:11:59Z","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":13773,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"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":143},"rest":"https://alion.io/mcp/rest/get_company?id=143"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fthales-group-senior-software-systems-architect-digital-applications"},{"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%2Fthales-group-senior-software-systems-architect-digital-applications"},{"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%2Fthales-group-senior-software-systems-architect-digital-applications"},{"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/thales-group-senior-software-systems-architect-digital-applications\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fthales-group-senior-software-systems-architect-digital-applications"}]}