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Salary
≈ $102k – $217k per year (Estimated)
Location
In office (London)
Seniority
Architect · 10+ years exp
Visa
Licensed UK visa sponsor
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 27, 2026. First seen by Alion on May 26, 2026. ClearSpace scores B on the Alion truth index.

Overview
Company
Impact
Profile match
ClearSpace develops spacecraft that capture and deorbit defunct satellites and debris. Its first mission was contracted by the European Space Agency. The company spun out of the space centre at EPFL.

At ClearSpace, we believe in reusability, in affordability driving disruption, and that no progress is real unless it is sustainable.

Our 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.

We are looking for a Flight Software Architectto join our UK office who will work on both our current missions and future projects.

Role Purpose/Summary

The 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.

At 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).

Role Responsibilities

    Orientation

    • Architecture
      • Support architecture trade-offsat system level
      • Identifyand push innovations into the FSW
      • DefineProduct Policyto streamline SW development across projects
      • Derive Software System Specification and Design
      • Prepare and conductarchitecture and designreviews
    • Methods and tools
      • Promote technical excellence, key player inthe Continuous Improvementof the FSW team
      • Define and disseminategood practices
    • Process
      • Define and adjust FSW development processaccording to the applicable standards

    SW Project Management

    • Bids
      • Supports theproposal and estimateprocess
      • Participate in Make/Buy/Partner strategy definition and implementation
      • Build and maintainpartnership with external suppliers
    • Projects
      • Responsible for delivering the FSWon time, within the budget, and with the right level of quality
      • Lead the projectsoftwareteam
      • Coordinate the activitieswithin ClearSpace, and with external suppliers
      • Control the cost and schedule, and report to the Project Manager
      • Support the contractual follow-up of the external suppliers

    Technical expertise

    • Performdevelopment and validation of some key SW components
    • Mentorand train the FSW team
    • Lead / perform problem resolutionsessions
    • Key point of contact within the company for Flight Software
    • Provide technical support to the system / subsystem teams and to the management team
    • Act as ClearSpaceCustomer interface for the FSW

    Must have

      • 10+ 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)
      • Strong software architecture and design skills, including requirements-driven development and design reviews
      • Ability to work hands-on when needed (development and validation of key software components)
      • MSc Degree in Software, Electronics, Aerospace, Physicsor similar
      • Team player attitude and good communication skills
      • Innovative and rigorous
      • Capacity to have both a helicopter view of the FSW matters and to dive into complex detailed technical topics
      • Team leadership and mentoring
      • Experience delivering software in a project context (planning, cost/schedule awareness, supplier coordination)

    Nice to have

    • Real-time embedded development (e.g., C/C++, RTOS, low-level interfaces)
    • Verification tooling and automation (e.g., unit/integration testing, CI, scripting such as Python)
    • Space software context (e.g., ECSS processes, AIV/AIT interfaces, on-board software constraints)

    Information about our data processing is set out in our candidate data privacy notice.

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