A better and safer world

For over 25 years, we’ve been building software and systems for safety-, mission- and business-critical applications across the world’s most demanding industries.

Success Stories

Solving complex challenges, together.

Working side by side with our customers and partners, we design, build and deliver software and systems that address real-world challenges in safety-, mission- and business-critical environments.

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Automotive
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Critical TechWorks | A Joint-Venture With the BMW Group
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Aviation
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Critical FlyTech | A Joint-Venture with Airbus
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Railway
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Stadler Digital Labs | A Joint-Venture with Stadler
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INDUSTRIES

Where our work makes a difference

From land, sea and sky — and beyond — we work side by side with our customers and partners to help transform industries where safety, reliability and performance matter most.

Aviation

Safety-critical avionics software development, verification, and certification support — compliant with DO-178C, DO-254, ARP-4754A, and ARP-4761. Trusted by leading aerospace programmes worldwide.

WHAT WE DO

Safety-Critical V&V
Embedded Software Development
RAMS & Certification Support
Integrated Electronic Systems

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Start your journey with us

An award-winning place to work, sharing the company’s success with our employees and taking a transparent approach to performance and growth.

  •  • Portugal

    Business Development Director - Energy

  •  • Portugal

    Senior Product Manager

  •  • Munich, DE

    Frontend Engineer

  •  • Portugal

    Chief Technology Officer (CTO)

Artificial Intelligence

Dependable AI for mission, business and safety critical systems

We build, test, deploy and operate dependable AI systems at scale in a safe and responsible way.
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Newsroom

Let us keep you updated.

The latest news, press releases, articles, blogs from the world of Critical Software.

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Blog

Stablecoins: A Threat to The Digital Euro?

Stablecoins and the digital euro are often compared, but they serve different purposes. While stablecoins offer programmability and global reach, the digital euro promises stability, legal certainty, and public control. This article explores whether stablecoins truly threaten Europe’s future digital currency—or instead act as a complementary force in the evolving payments landscape.

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BlogMedical devices

Industry Voices: How Robotics Is Transforming the Medical Domain, Insights From QNX

Medical robotics are evolving from specialized machines into connected, software-defined platforms. QNX explains how real-time performance, cybersecurity, and integration are reshaping healthcare systems and accelerating innovation in clinical environments.

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BlogMedical devices

What Anthropic’s Mythos Reveals About the Future of Cyber Attacks

Advanced AI models like Mythos are transforming cyber attacks by reducing both time and expertise required to exploit vulnerabilities. This shift demands a move from reactive defenses to continuous, system-level security strategies.

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NewsDefence & Security

Critical Software Heads to Sea-Air-Space Expo and PT-US Defense Industry Days

Critical Software will participate in the Sea-Air-Space Expo and the inaugural PT-US Defense Industry Days, taking place in Washington, D.C., from April 20 to 23.

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BlogInsurance

When Disaster Strikes: Digital Insurance That Helps, Fast

Making the right decisions on digital deployment today will help insurers better deal with the difficult, intense rush of claims — and fraud attempts — that inevitably follow an emergency.

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BlogRailway

Cyber Resilience Act in Rail: What You Need to Know Before It Impacts Your Systems

The Cyber Resilience Act is coming to rail. Learn what it means for your systems and how to prepare.

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Blog

Industry Voices: How Software-Defined Vehicles Are Rewriting Automotive Innovation — Insights from the Eclipse Foundation

Discover how software-defined vehicles are reshaping the automotive industry through open-source collaboration, cybersecurity, and connected mobility insights from the Eclipse Foundation.

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News

Critical Software Expands US Presence Through Acquisition of IQ Inc.

Critical Software has completed its acquisition of IQ Inc., a Pittsburgh-based engineering services company — strengthening its US footprint, technical capabilities, and delivery capacity across mission-critical industries.