Custom web, SaaS and mobile applications.
Custom web, SaaS and mobile applications.
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Your custom
web, SaaS and mobile
application.
Your custom
web, SaaS and mobile
application.
Your custom
web, SaaS and mobile
application.
30 experts to design, build and maintain your custom mobile, weband AI applications.
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They trust us.
They trust
us.
Startups, mid-caps, large enterprises, public sector: Kosmos Digital supports organisations of every size in building their application.
Entrust your project
to our app experts.
Entrust your project to our
app experts.
Entrust your project
to our app experts.
Our experts in web and mobile app development build your project, delivering superior technical and functional quality within shorter timeframes.
Your application built, step
by step.
We handle the design, development and maintenance of your web and mobile application thanks to our unique know-how and our multidisciplinary expertise.
Design & scoping
- Needs analysis
- Functional definition
- Tailored strategy
- Targeted advice
- Innovation
Design
- Bespoke
- Modern and appealing
- Intuitive and ergonomic
- Interactive prototyping
- Co-design
Engineering
- Bespoke
- Expert developers
- Robust, scalable code
- Performance and durability
- Cross-platform
Testing & deployment
- Rigorous testing
- Guaranteed stability
- Smooth launch
- Beta testing
Maintenance
- Continuous updates
- Technical optimisations
- Proactive monitoring
- Support and assistance
Security
- Advanced protection
- 24/7 monitoring
- Guaranteed confidentiality
- Regulatory compliance
The best technologies for your application.
We master the best services and technologies to develop, maintain and scale your web, mobile and AI applications.
AI-augmented approach, supervised by experts.
We use artificial intelligence as a lever for acceleration and optimisation within our technical processes, while keeping strong human oversight on every strategic phase of the project.
AI improves productivity. It does not replace:
- field experience
- architectural expertise
- understanding business stakes
- technical governance
- complex trade-offs
- cybersecurity
- operational accountability
Beyond visual and technical design, as well as AI-augmented programming, our teams act as a layer of validation, quality control, security hardening and steering, to ensure reliable, scalable deliverables that can operate in real-world environments.
Recover 20% of your project's development costs thanks to the Innovation Tax Credit
Naxan Group is CII-accredited. This means your company can claim a tax credit equal to 20% of the costs of developing its solution, which must be new and innovative in its reference market (outsourced expenses).
- 01You fill out form CERFA 2069-A-SDA document to complete when you file your tax return.
- 02You attach three supporting documentsPaid invoices, the CII accreditation, and the declaration.
- 03The credit applies automaticallyDeducted directly from the tax you owe.
Less than 2 years in business?
You can claim an direct and immediate refund (form 2573-SD), typically paid out within 1 to 3 months. Use it however you like: loan repayment, marketing, new features, maintenance, payroll, etc.
8 years of success,
by your side.
8 years of passion, boldness and innovation! Projects, challenges and successes. All thanks to you.
- Since
- 2018
- Years
- 08
They talk about us.
Explore the mentions and analyses that spotlight our work and our innovations across the business and tech press.
Let's discuss
your application
project.Let's discuss your application project.
Describe your project. Our team replies within 24 hours with free technical scoping, along with a clear estimate of costs and timelines. No commitment.
- Reply within 24 hours from a project manager
or engineer.Reply within 24 hours from a project manager or engineer. - Technical scoping and quote, with no fees.
- No commitment, your data stays
confidential.No commitment, your data stays confidential.
Monday to Saturday · 9am to 6:30pm · Standard-rate number.
hello@kosmos-digital.com
Paris · Lyon · Marseille · Nice · Geneva
Your company may qualify for a tax credit equal to 20% of the costs linked to developing its solution.
Free scoping & estimate in under an hour
Describe your project and we'll get back to you with a costed estimate and a roadmap.