Medical Devices

For us, quality and safety come first - we test and develop software in highly regulated markets, ensuring compliance with the most demanding international standards.
Software solutions for medical devices

Technology is at the heart of how we look after people.

Our experience across a wide range of safety-critical domains means we put quality and safety at the heart of everything we do. Solutions design, software development, verification and validation activities and deployment – whatever the task, we apply the strictest standards throughout the entire development lifecycle as set by bodies such as the FDA and the European Commission (EC).


Standards like the MDR, the IEC 62304, ISO 13485, ISO 14971, IEC 62366, IEC 60601 series, the 21 CFR Subchapter H, among many others inform every step we take in making medical devices safe.

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Software Development
We work in each phase of the medical devices’ development lifecycle and deliver turnkey solutions moving up from requirements definition, through to design, implementation and testing and finishing with certification support.
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Cyber Security
Our approach to tackling the cyber security challenges facing the healthcare industry is two-pronged, focusing on supporting both the security of medical devices and systems, and the security of information.
Interoperability & Digitalisation
We support real-time data exchange using HL7, FHIR, DICOM and IEEE 11073 SDC, ensuring seamless integration across systems. Our solutions are flexible, standards-compliant (e.g. IEC 62304), and ready for emerging technologies.
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Verification & Validation
Our experience across a wide range of safety-critical domains allows us to deliver an effective and efficient V&V solution for increasingly complex and competitive medical device projects.
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Quality Assurance & Regulatory Affairs
We apply our experience with safety-critical applications to help our clients meet industry requirements in a cost-efficient way.
Brands that trust us
Medtronic
SLE
Retmarker
Unimed
Centro Hospitalar e Universitário de Coimbra
Medical Devices
Engineering safety-critical software for life-saving technology

We develop and test software for medical devices that improve lives and meet the highest standards of safety, security, and compliance. From embedded systems to mobile-connected Class III devices, we support the full lifecycle: requirements, development, verification & validation, and regulatory documentation. Our teams work to IEC 62304, ISO 14971, ISO 13485, and IEC 60601, ensuring readiness for FDA and MDR submissions. Cybersecurity is embedded from day one, aligned with IEC 62443 and FDA premarket guidance. Whether you're building a new device or modernizing legacy systems, we help you deliver safe, secure, and certifiable solutions — on time and at scale, saving time and reducing overall costs. 

Life Sciences
Digital platforms for data-driven discovery

We help life sciences organizations accelerate innovation through secure, compliant, and interoperable digital systems. Our solutions span LIMS integration, clinical data platforms, and AI-powered analytics — all designed with GxP, 21 CFR Part 11, and ISO 27001 in mind. We bring deep expertise in software validation, data integrity, and cybersecurity, ensuring your systems are audit-ready and future-proof. From early-stage research to real-world evidence, we enable digital transformation that’s traceable, scalable, and built for impact.

Pharma
Smart, compliant systems for modern pharma

We support pharmaceutical companies in building and validating digital ecosystems that meet the demands of modern drug development. From GAMP 5-aligned software to AI-driven pharmacovigilance tools, our teams deliver solutions that are secure, validated, and compliant with global regulations and practices (GxP, FDA 21 CFR Part 11, ALCOA+, EMA, WHO). We specialize in digitalizing legacy systems, integrating cloud-native platforms, and automating regulatory workflows using NLP and machine learning. Whether it’s manufacturing, clinical trials, or regulatory submissions, we help you move faster, stay compliant, and innovate with confidence. 

Ana
Rita
Ana Rita (who prefers to be called Rita) has been our Business Development Manager for the Medical Devices and Lifesciences European market since the beginning. She manages all customer relationships in this sector, including potential new clients and partners. On a personal note, Rita loves attending concerts and movies, traveling as often as she can with family or friends, and is a passionate advocate for animal welfare.
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Philipp
Roessler
Philipp leads Critical Software’s Boston office and drives the growth of its Medtech business in North America, expanding its presence and building strategic partnerships. Outside of work, he enjoys haidong gumdo, chess, and football—both playing and coaching. A dedicated youth football coach for over a decade, he’s also introduced all three of his sons to the game.
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Sérgio
Pereira
Sérgio is a Principal Engineer with extensive experience in the medical devices and life sciences industries. He has a proven track record of developing and managing diverse projects while collaborating with multidisciplinary teams. At Critical, he leads the technical aspects of medical device projects, ensuring seamless integration and precise definition of software and hardware specifications. In his spare time, Sérgio enjoys cycling and music.
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