Senior AI Engineer

WHO ARE WE?

WE ARE A WORLD LEADER IN ENGINEERING AND IT SERVICES.

At ALTEN, we see our specialists as architects – today’s designers of tomorrow’s world.

As a leader in Engineering and IT Services, we support a company in their technological and sustainable transformation.

OVER 57,400 EMPLOYEES IN 30+ COUNTRIES, TO SUPPORT MORE THAN 6,500 CLIENTS WORLDWIDE.

We operate in all sectors: Aeronautics, Space, Defence, Security & Naval, Automotive, Rail & Mobility, Energy & Environment, Life Sciences & Health, Industrial Equipment & Electronics, Telecoms, Banking, Finance & Insurance, Retail, Services & Medias, Public Services & Government.

We carry out complex and highly technical projects throughout the value chain of the most prestigious companies worldwide.

Our motto: Building Tomorrow’s World Today!

Responsibilities

Write and maintain high-quality, testable, and reusable code.

Lead the design of scalable, robust AI/ML solutions aligned with the platform’s vision.

Own the engineering execution for key AI projects, from technical design to production deployment.

Mentor and guide other engineers, fostering a culture of technical excellence and continuous improvement.

Co-author and champion coding standards and AI best practices to ensure fairness, transparency, and accountability in models.

Co-drive technical strategy by evaluating and prototyping new technologies, such as advanced RAG techniques, LLM optimization, and agentic architectures.

Collaborate with stakeholders across AI programs to translate business requirements into technical solutions and communicate complex ideas effectively.

Develop and implement sophisticated solutions using Retrieval-Augmented Generation (RAG) and vector databases to extract insights from complex financial data.

Requirements

Proven track record in a senior engineering role, including leading technical projects and mentoring others.

Deep expertise in Python and its ML/AI ecosystem. Familiarity with Java for middleware and integration tasks is a plus.

Experience with relational databases (PostgreSQL), vector databases, key-value stores (Redis), and Pub/Sub systems.

Strong understanding of microservices architecture, observability, API design, and concurrency models, with experience in making architectural decisions.

Expert-level understanding of LLM architectures and extensive experience fine-tuning models on domain-specific data.

Hands-on mastery of Retrieval-Augmented Generation (RAG), advanced prompt engineering, and designing agentic architectures.

In-depth knowledge of machine learning, deep learning, and NLP, with proven experience leading LLM development and experimentation.

Proficiency with Azure or GCP, containers, Kubernetes, and CI/CD tools (e.g., Jenkins, Azure DevOps, GCP Cloud Build).

Commitment to engineering excellence, with practical experience in TDD (Test-Driven Development) and BDD (Behavior-Driven Development).

Exceptional presentation and communication skills in English, with the ability to influence both technical and business stakeholders at all levels.

We offer:

We offer a full-time employment contract

• Location - Kraków, work model - hybrid
• Stable and long-term cooperation
• Well-defined career path at the European leader in engineering & IT consulting
• Opportunity to relocate and work in different ALTEN Polska branches
• After project completion, opportunity to engage in subsequent projects within the company
• Introduction and cooperation with a dedicated Competences Manager
• Benefits:

Medicover medical careMedicover dental careMedicover Benefits platform

• Medicover Sport card
• Referral Program
• Layette for a newborn employee’s childGroup life insurance
• Pension schemeWe also offer cooperation based on a B2B or Contract of mandate (UZ).

We also guarantee:

Access to professional certifications with our technology partners (e.g., Google, ISTQB)

Access to relevant industry events

Access to the Knowledge Sharing Program

Access to the Referral ProgramDo not hesitate and join our team!

NOTICE: We kindly inform you that we will contact the selected people.