Flight Software Architect – UK, LUX

ClearSpace

Flight Software Architect at ClearSpace, overseeing FSW architecture and technical roadmap for sustainable space operations. Engaging in projects while ensuring timely and quality delivery.

Posted 5/14/2026full-time🇬🇧 United KingdomSeniorLeadWebsite

About the role

Key responsibilities & impact

The Flight Software Architect reports to the Flight Software & AIV team lead
Responsible for defining, maintaining, and evolving ClearSpace Flight Software (FSW) architecture and technical roadmap
Ensures consistent execution across projects
Supports projects in the definition and implementation of the FSW roadmap (architecture baseline, key design decisions, reviews, standards, and reuse)
Acts as Software Subsystem Lead on selected projects, owning software design and system specification and supporting delivery commitments (scope, cost, schedule, and quality)
Supports architecture trade-offs at the system level
Identifies and pushes innovations into the FSW
Prepares and conducts architecture and design reviews
Promotes technical excellence and key player in the Continuous Improvement of the FSW team
Defines and adjusts FSW development process according to the applicable standards
Responsible for delivering the FSW on time, within the budget, and with the right level of quality
Mentors and trains the FSW team

Requirements

What you’ll need

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, Physics or 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)

Benefits

Comp & perks

Flexible work arrangements
Professional development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

embedded software developmentverificationvalidationsoftware architecturerequirements-driven developmentdesign reviewssoftware designsystem specificationsoftware components developmentContinuous Improvement

Soft Skills

team playercommunication skillsinnovativerigorousteam leadershipmentoringcapacity for high-level overviewattention to detail

Certifications

MSc Degree in SoftwareMSc Degree in ElectronicsMSc Degree in AerospaceMSc Degree in Physics