Full Stack Engineer

Atos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organizations worldwide retain control over their data and infrastructures, while meeting regulatory requirements.

With more than 52,000 employees serving over 4,500 clients across 54 countries, Atos helps modernize core IT systems, accelerate cloud and data transformation, strengthen cybersecurity, and deliver secure digital workplace environments to support its clients, its employees and society. Atos also provides consulting and advisory services through its Atos Amplify brand.

A trusted partner in operating complex and mission-critical environments, Atos supports organizations across highly regulated and sovereign contexts.

About Atos Group Atos Group is a global leader in digital transformation with c. 54,000 employees and annual revenue of c. 7.2 billion, operating in 54 countries under two brands - Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries.

Atos Group is listed on Euronext Paris.

About our Gen AI team

Our Gen AI team brings together top engineers, diverse perspectives, and a flat team structure thatgives you visibility and impact from day one! With 40–50 people across, we work on some of themost exciting projects in the market, from next-gen fintech payment platforms to global insurance systems rolled out across multiple countries.

Where Purpose Meets Career Technology – this is a true full stack role. You’ll have exposure to a wide range of technology with constant upskilling alongside highly talented peers. AI is at the forefront of the business and you will have the opportunity to make significant contributions to the work we deliver for our customers

Autonomy - as you develop you will own projects end-to-end, from design to delivery.

Culture – if you love tech, you will fit right in with our team. We are innovative and supportive, thriving on curiosity, creativity, and learning.

What Will Set You Up for Success We're looking for individuals who are passionate about technology and can demonstrate both strong technical capability and an eagerness to learn.

Technical Skills Proven experience building software solutions in a commercial, academic, or project environment.

Good experience with library‑appropriate, strongly typed languages such as C++, Java, C#, Go or Rust, along with some modern front‑end frameworks such as React, Angular, Svelte Experience designing, developing, and consuming APIs across both backend services and user-facing applications.

Understanding of event-driven architectures and modern distributed systems.

Familiarity with software development best practices, including testing, code quality, maintainability, and secure development principles.

Ability to explain architectural decisions, technology choices, and how solutions were designed and implemented.

Exposure to modern technology stacks across frontend, backend, cloud, AI, or related technologies.

Your day-to-day responsibilities will include:

Designing, developing, and maintaining scalable full stack applications.

Building and supporting backend APIs and integrations.

Developing solutions using event-driven architectures and modern software engineering practices.

Analysing business needs and independently identifying the best approach, stakeholders, and sources of information required to deliver successful outcomes.

Communicating effectively with both technical and non-technical…