{"id":501817,"url":"https://alion.io/job/open-cosmos-software-engineer-on-board-processing","title":"Software Engineer - On Board Processing","company":{"id":51554,"name":"Open Cosmos","domain":"open-cosmos.com","url":"https://alion.io/company/open-cosmos","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Teamtailor","truth_index":{"grade":"A","score":93,"open_postings":30,"ghost_share":0.033,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":177,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Didcot, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":68000,"max_usd":165000,"period":"year","method":"role_country_seniority_unknown","sample_n":424},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"ECSS","optional":false},{"name":"GitLab","optional":false},{"name":"Jenkins","optional":false},{"name":"Linux","optional":false},{"name":"Pytest","optional":false},{"name":"RTOS","optional":false},{"name":"Rust","optional":false},{"name":"Verification & Validation","optional":false}],"status":"live","first_seen_at":"2026-07-01T09:01:49Z","employer_posted_date":"2026-07-01","last_verified_at":"2026-10-29T23:49:36Z","board_verified":true,"closed_at":null,"days_open":120,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":119},"description":"Aim high, go beyond!\nAt Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on…\nWorking in our Data Division\nOur Data Division transforms satellite data into meaningful insights that drive real-world impact. Bringing together our Delivery, Image Processing, Data Platform, and Commercial teams, we develop and deliver high-quality data products, power DataCosmos - our geospatial platform - and ensure our solutions are accessible, valuable, and easy to use. By combining space technology, data science, and customer insight, the team helps organisations turn complex data into action and create positive change on Earth.\nWhat will you be doing?\nYou will be:\nDesigning, implementing, validating, and maintaining satellite flight software\n\nSupporting ground tools, ensuring software is robust, traceable, and fit for the reliability demands of space missions\n\nDeveloping features for Linux and RTOS-based systems in line with mission and system requirements\n\nParticipating in code reviews, testing campaigns, and CI/CD processes to ensure high software quality standards are maintained consistently throughout the development lifecycle\n\nMaintaining configuration control, documentation, and full software traceability throughout the development lifecycle\n\nCollaborating closely with Systems, Electronics, and Mission Operations teams to integrate and test subsystems, contributing technical expertise that supports effective cross-functional alignment and problem resolution\n\nContributing to post-launch operations and build and integration activities\n\nDriving continuous improvement in architecture, design, and engineering processes, identifying and implementing changes that enhance software reliability, maintainability, and delivery efficiency\n\nWhat You’ll Bring\nStrong programming capability in Rust, or solid understanding in C or C++ with the motivation and ability to transition to Rust in a production environment\n\nProficiency in compiled and object-oriented programming paradigms, with an emphasis on performance, reliability, and correctness\n\nAbility to work in Linux development environments, including scripting and command-line tooling, as part of day-to-day engineering work\n\nFamiliarity with CI/CD pipelines and automation tools such as GitLab, Jenkins, Docker, and pytest, supporting consistent and efficient software delivery\n\nAbility to apply secure coding and fault-tolerant design principles to software development, ensuring reliability and resilience in mission-critical contexts\n\nWorking knowledge of spacecraft subsystems including ADCS, EPS, communications, and payload systems, and how software interfaces with and supports each\n\nAwareness of European space engineering standards such as ECSS, and their practical implications for software development, documentation, and compliance\n\nUnderstanding of RTOS concepts and their application in embedded and space software environments\n\nDemonstrated familiarity with software verification and validation processes, including testing strategies and traceability requirements for mission-critical systems\n\nAwareness of fault detection, isolation, and recovery principles, and how these inform robust software design in space applications\n\nFor this role you can be based in any of our locations.\nTo apply, you must have the legal right to work in your chosen location.\nPlease submit your application and CV in English.\nWhy Open Cosmos?\nWork at the cutting edge of space technology with customers around the globe\n\nA mission-driven company making space accessible to help solve real-world challenges\n\nA diverse, ambitious, and supportive team\n\nEqual opportunity employer\nAt Open Cosmos, we are dedicated to fostering a workplace built on respect, dignity, and belonging. 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