Senior AI Engineer (Agentic Systems)

Frontiere s.r.l.; Milano, Roma, Napoli; On-site; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Health insurance

Meal vouchers for office workdays

Dynamic work environment

Dynamic work environment

People-focused culture

Job summary

An innovative tech company is seeking a Senior AI Engineer to contribute to the design and development of advanced solutions focusing on Large Language Models and multi-agent architectures. This role involves working on complex projects, defining architectures, and providing support to development teams. Candidates should have at least 5 years of experience in software/AI, strong skills in Python, and excellent communication abilities. The company offers a hybrid work environment and various benefits.

Qualifications

• 5+ years of experience in software/AI.
• Experience in production environments with LLMs.
• Ability to mentor and guide development teams.
• Solid experience with RAG in production, including retrieval and ranking.
• Strong Python software engineering skills, Git, testing and observability.
• Ability to mentor and guide development teams on architecture.

Responsibilities

• Define architectures and implement solutions for complex projects.
• Provide technical support to development teams.
• Contribute to the dissemination of best practices.

Skills

Advanced use of LLMs

Hands-on experience with multi-agent systems

Strong Software Engineering skills in Python

Excellent command of the English language

Analytical and problem-solving skills

Git

Testing

Logging & observability

Mentoring

English communication

Tools

LangChain

LangGraph

LlamaIndex

Job description

Home » Senior AI Engineer (Agentic Systems)

Who we are

From feasibility study and analysis of the market and trends, to operations management, through innovation, research and development, we help companies design, shape and scale their business. At every stage of innovation, we work alongside our Clients, integrating their consulting or technology expertise strategically to make innovation possible.

Who are we looking for

We are looking for a Senior AI Engineer with a strong technical focus, capable of making a concrete contribution to the design and development of advanced solutions based on Large Language Models and multi-agent architectures.

Responsibilities/Sprecific functions

The role will work on projects with a high level of technological complexity, handling the definition of architectures, the implementation of solutions, and providing technical support to development teams, while contributing to the dissemination of best practices and the growth of internal skills.

Key Requirements

Senior level (approximately 5+ years of overall experience in software / AI)

Technical Requirements

Hands-on, demonstrable experience with Agentic AI and multi-agent systems, including:

agents with planners

tool use

memory management

agent orchestration and complex workflows

Advanced use of LLMs (OpenAI / Azure OpenAI, Anthropic, or open-source models) in production environments, not demos or PoCs

Solid experience with RAG in production, including:

chunking strategies

retrieval and ranking

performance evaluation

Use of frameworks such as LangChain, LangGraph, LlamaIndex (or equivalents)

Strong Software Engineering skills in Python, in particular:

code management with Git

testing

logging and observability

Ability to mentor, train, and guide development teams on architectural and implementation choices

Excellent command of the English language

Strong inclination toward knowledge sharing

Excellent communication skills, with both technical and non-technical stakeholders

High level of autonomy and sense of responsibility

Strong analytical and problem-solving skills

Focus on quality and robustness of solutions

Team-oriented mindset / ability to work effectively in a team

• Hybrid working mode (both remote and in-office)
• Health insurance
• Meal vouchers for office workdays
• Dynamic work environment, innovative projects, and people-focused culture

Date

20 January 2026

Type of employment

Competitive and commensurate with the level of experience.

Hybrid work mode. We are looking for candidates for the offices in Milan, Rome, or Naples.

Is this position what you are looking for?

Our Mission.

We make innovation accessible by eliminating internal and external barriers to business, reducing the time to access new technologies through our network, and eliminating the entry costs required to introduce new digital technologies into the business.

Our culture

Technology at the center

We are technology maniacs. We love to discover, understand and find new and special ways to build our solutions and continuously improve our products.

Personal growth

We have an approach to work that is geared toward continuous experimentation, continuous technical development, and constant personal training and growth (with specific courses, articles, readings, etc.).

Diversity and multiculture

We are committed to equal opportunity for everyone, without discrimination based on age, ethnicity, political or religious beliefs, gender, sexual orientation, disability, marital status or domestic situation.

The drive toward the future is the key to our actions. We create value through change and transformation, always ready to seize new opportunities.

Teamwork

We know that in a team you need to feel respected in your individuality and that the value of the team is based on everyone’s contribution toward a common goal.

Sustainability

We are aware that tomorrow’s world is built by today’s actions. Caring for the environment is a way of life that can be found in every gesture, both inside and outside the company.

Passion

Curiosity and the desire to go higher and higher, knowing that we can always go beyond our achievements, are the driving force behind our work.

Technology at the center

We are technology maniacs. We love to discover, understand and find new and special ways to build our solutions and continuously improve our products.

Personal growth

We have an approach to work that is geared toward continuous experimentation, continuous technical development, and constant personal training and growth (with specific courses, articles, readings, etc.).

Diversity and multiculture

We are committed to equal opportunity for everyone, without discrimination based on age, ethnicity, political or religious beliefs, gender, sexual orientation, disability, marital status or domestic situation.

The drive toward the future is the key to our actions. We create value through change and transformation, always ready to seize new opportunities.

Teamwork

We know that in a team you need to feel respected in your individuality and that the value of the team is based on everyone’s contribution toward a common goal.

Sustainability

We are aware that tomorrow’s world is built by today’s actions. Caring for the environment is a way of life that can be found in every gesture, both inside and outside the company.

Our idea of Sustainability and Social Responsibility

We believe in giving back to the communities in which we work and live. We encourage and support our people’s commitment to give back and help improve their communities. We are oriented toward long-term impact. We aspire through our work to contribute to an equitable and sustainable future where everyone thrives on a healthy planet and a level playing field. Without respect for the planet, its (limited) resources and the generations to come, it is not possible to imagine a sustainable tomorrow. We orient business strategy and daily activities toward the creation of shared value.

Home » Senior AI Engineer (Agentic Systems)