Be at the heart of actionFly remote-controlled drones into enemy territory to gather vital information.

Apply Now

Lead Software Architect (C++/Qt)

ALTEN
Crawley
9 months ago
Applications closed

Related Jobs

View all jobs

Senior Naval Architect

Project Delivery Head - Propulsion Software & Calibration

Senior Project Manager - Defence, Software Engineering

Senior Project Manager - Defence, Satellite Communications

Head of Communications Systems Engineer - UK

Quality Assurance Manager

Job Description

Are you an experienceC++/Qt Software Architectwith unmatched expertise in crafting innovative solutions? AtALTEN, we're inviting a top-tier software professional to lead the charge in redefining the future of naval technology. This is your chance to tackle an exciting challenge: designing next-generationIntelligence Surveillance Reconnaissance (ISR) systemsfor the maritime defence sector. With your deep knowledge ofC++ and Qt frameworks, you will play a pivotal role in creating robust interfaces that deliver new functionality while preserving criticalUI/UX standardsrelied upon in mission-critical scenarios.

This role will be hybrid with 3 days per week on-siterequirement.

Key Responsibilities:

  • Lead the redesign and development of advanced HCI/HMI solutionsfor naval ISR systemsin the defence sector.
  • Apply your expert-level knowledge of C++ and Qtto architecthigh-performance, scalable, and secure systems.
  • Take ownership of the software architecture, ensuring robust designs that meet operational requirements and long-term maintainability.
  • Collaborate with cross-disciplinary engineering teams to ensure seamless system integration.
  • Maintain and enhance UI/UX consistency, enabling new functionalities without disrupting end-user workflows.
  • Write detailed software design documentsand requirement specifications, ensuring clarity and precision.
  • Uphold the highest standards of secure coding practices for mission-critical systems in the defence environment.


Qualifications

Essential Skills and Qualifications:

  • 10+ years of experiencein C++development with a mastery of the language and its application in complex systems.
  • Extensive expertise in Qt frameworks, including proficiency in designing and implementing custom UI components.
  • Proven track record of delivering sophisticated HCI/HMI solutionsfor complex, mission-critical environments.
  • Advanced skills insoftwarearchitecture, requirement specification, and system design.
  • Experience working in highly regulated environments, preferably in defence, aerospace, or naval sectors.
  • Ability to work independently and take ownership of large-scale software initiatives.

Security Clearance Requirement:

  • Sole British citizenship.
  • Eligibility for SC Clearance.



Additional Information

Why join us? 

We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently. 

Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities. 

We offer incredible opportunities to join inspiring projects in the most innovative companies. 

We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential. 

Join our passionate team and start building tomorrow, today! 

In short you get: 

  • A personalised career path and a rewarding management style 
  • A chance to work on the most exciting engineering projects and technologies along with Premium Customers
  • A huge diversity of engineering projects and industries
  • A competitive salary
  • Private Medical Insurance
  • Pension Scheme
  • Cycle-to-work Scheme among many additional benefits
  • Social atmosphere, regular gatherings, and team buildings
  • Flexible way of working (role dependent)

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Space Industry Recruitment Trends 2025 (UK): What Job Seekers Need To Know About Today’s Hiring Process

Summary: UK space‑sector hiring has shifted from pedigree‑first screening to capability‑driven evaluation across the full stack—spacecraft systems, payload/RF, flight software, GNC/ADCS, propulsion, structures/thermal, AIT (assembly–integration–test), mission/ground operations, reliability/radiation, and compliance (ECSS, export control). Employers want proof you can build, test, operate and scale space systems safely and economically. This guide explains what’s changed, what to expect in interviews & how to prepare—especially for satellite/spacecraft engineers, payload & RF/MM‑wave, flight & ground software, GNC/ADCS, power/thermal, AIT/test, mission ops, data/EO, and space product/TPM roles. Who this is for: Systems engineers, payload/RF engineers, flight software & FDIR, GNC/ADCS, power/thermal/structures, propulsion, AIT/test, reliability/radiation, QA/compliance, ground segment/cloud, mission operations, EO/data processing, and product/programme managers targeting roles in the UK space ecosystem.

Why Space Careers in the UK Are Becoming More Multidisciplinary

The UK’s space sector is growing fast — from satellite systems and Earth observation to satellite communications, space robotics, propulsion, space data analytics, and mission operations. But the nature of space work is changing. Projects involving satellites, launch systems, space robotics and ground infrastructure are now embedded in regulation, public perception, human interaction and cross-disciplinary design. Space careers in the UK used to be dominated by engineers, astrophysicists, systems analysts and telemetry experts. Today, they increasingly demand fluency not only in aerospace, software, electronics & data, but also in law, ethics, psychology, linguistics & design. After all, space systems operate under treaties, privacy constraints, public scrutiny, international collaborations and human interfaces. In this article, we explore why space careers in the UK are becoming more multidisciplinary, how those allied fields intersect with space work, and what job-seekers & employers must do to thrive in this evolving cosmos.

UK Space Team Structures Explained: Who Does What in a Modern Space Department

The UK space sector is rapidly expanding. With growth in satellite design, Earth observation, communications, launch systems, space science, downstream applications, and regulatory and operational services, there’s rising demand for skilled professionals across many disciplines. Building a high-impact space organisation requires well-defined team structures, clear roles, strong collaboration, and alignment across engineering, science, operations, regulation, and commercial functions. If you are applying for roles via UKSpaceJobs.co.uk or hiring into your company, this guide will help you understand the principal roles you’ll find in a space team, how they interact during mission lifecycles, what skills UK employers expect, salary norms, common challenges, and best practice for structuring space teams that succeed.