{"id":459397,"url":"https://alion.io/job/clearspace-flight-software-architect-uk","title":"Flight Software Architect (UK)","company":{"id":176591,"name":"ClearSpace","domain":"clearspace.today","url":"https://alion.io/company/clearspace","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":{"grade":"B","score":84,"open_postings":7,"ghost_share":0,"stale_share":0.429,"repost_share":0,"time_to_fill_p50_days":73,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Hardware","role_family":"Hardware","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":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":102000,"max_usd":217000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":646},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DO-178C","optional":false},{"name":"ECSS","optional":false},{"name":"C++","optional":true},{"name":"Python","optional":true},{"name":"RTOS","optional":true}],"status":"live","first_seen_at":"2026-05-26T00:00:00Z","employer_posted_date":"2026-05-26","last_verified_at":"2026-10-29T00:16:05Z","board_verified":true,"closed_at":null,"days_open":156,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":155},"description":"At ClearSpace, we believe in reusability, in affordability driving disruption, and that no progress is real unless it is sustainable.\nOur company was founded in 2018 out of the realization that in-orbit servicing and space debris removal are vital services for the future of space exploration and operations. Today ClearSpace has assembled an expert engineering team and is leading the way toward sustainable space operations. From a garage in Switzerland, we now operate across UK and Europe, and are working with world-leading institutions and companies to bring our dream of a sustainable space ecosystem to life.\nWe are looking for a Flight Software Architectto join our UK office who will work on both our current missions and future projects.\nRole Purpose/Summary\nThe Flight Software Architect reports to the Flight Software & AIV team lead and is responsible fordefining, maintaining, and evolving ClearSpaceFlight Software (FSW) architecture and technical roadmap, and for ensuring consistent execution across projects.\nAt discipline level, you will support projects in the definition and implementation of the FSW roadmap (architecture baseline, key design decisions, reviews, standards, and reuse). At project level, you will act as Software Subsystem Lead on selected projects, owning software design and system specificationand supporting delivery commitments (scope, cost, schedule, and quality).\nRole Responsibilities\nOrientation\nArchitecture\nSupport architecture trade-offsat system level\n\nIdentifyand push innovations into the FSW\n\nDefineProduct Policyto streamline SW development across projects\nDerive Software System Specification and Design\n\nPrepare and conductarchitecture and designreviews\n\nMethods and tools\nPromote technical excellence, key player inthe Continuous Improvementof the FSW team\n\nDefine and disseminategood practices\n\nProcessDefine and adjust FSW development processaccording to the applicable standards\n\nSW Project Management\nBids\nSupports theproposal and estimateprocess\n\nParticipate in Make/Buy/Partner strategy definition and implementation\n\nBuild and maintainpartnership with external suppliers\n\nProjects\nResponsible for delivering the FSWon time, within the budget, and with the right level of quality\n\nLead the projectsoftwareteam\n\nCoordinate the activitieswithin ClearSpace, and with external suppliers\n\nControl the cost and schedule, and report to the Project Manager\n\nSupport the contractual follow-up of the external suppliers\n\nTechnical expertise\nPerformdevelopment and validation of some key SW components\nMentorand train the FSW team\nLead / perform problem resolutionsessions\nKey point of contact within the company for Flight Software\nProvide technical support to the system / subsystem teams and to the management team\nAct as ClearSpaceCustomer interface for the FSW\nMust have\n10+ years of relevant experience in embedded software development and verification/validation, preferably in standard-driven industries (e.g., ECSS, DO-178, CENELEC EN 50128, ISO 26262)\nStrong software architecture and design skills, including requirements-driven development and design reviews\nAbility to work hands-on when needed (development and validation of key software components)\nMSc Degree in Software, Electronics, Aerospace, Physicsor similar\nTeam player attitude and good communication skills\nInnovative and rigorous\nCapacity to have both a helicopter view of the FSW matters and to dive into complex detailed technical topics\nTeam leadership and mentoring\nExperience delivering software in a project context (planning, cost/schedule awareness, supplier coordination)\n\nNice to have\nReal-time embedded development (e.g., C/C++, RTOS, low-level interfaces)\nVerification tooling and automation (e.g., unit/integration testing, CI, scripting such as Python)\nSpace software context (e.g., ECSS processes, AIV/AIT interfaces, on-board software constraints)\nInformation about our data processing is set out in our candidate data privacy notice.","description_format":"text","description_chars":3979,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Space & Aerospace"],"lifecycle":[{"event":"open","at":"2026-09-06T10:31:55Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Senior or Specialist Worker, Skilled Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Global Business Mobility: Senior or Specialist Worker; 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