Senior Software Engineer (Python, AI)

Socket.dev; Poland; Hybrid; PLN 180,000 - 280,000; Full time

Benefits offered by this job

International projects

Hybrid/Remote flexibility

Medical healthcare

Recognition program

Ongoing learning & reimbursement

Well-being program

Team events & local benefits

Sports compensation

Top-tier equipment

Job summary

Exadel is seeking a highly capable Python AI developer to lead and contribute to GenAI-enabled projects for top clients. You will design and build scalable Python apps using FastAPI, validate data with Pydantic, and implement asynchronous patterns to optimize performance.

The role involves collaborating across teams, mentoring peers, and maintaining strong client communications while delivering robust AI-driven solutions.

Qualifications

• Extensive professional development experience.
• Strong Python and FastAPI background.
• Experience with Pydantic for data validation.
• Hands-on asyncio and parallel programming.

Responsibilities

• Providing requirements analysis, system design, Python and AI development, troubleshooting, performance optimization, and technical support.
• Designing, developing, and maintaining scalable Python applications using FastAPI and Pydantic.
• Implementing asynchronous and parallel programming solutions with asyncio.
• Conducting thorough code reviews to ensure adherence to guidelines and high code quality.
• Integrating multi-modal GenAI models (text-to-image, text-to-audio) and exploring experiments.
• Working independently and collaboratively within the team.
• Providing clear instructions to team members and coordinating day-to-day operations.
• Communicating with the client on a regular basis.
• Providing technical leadership: mentor, coach, lead by example.

Skills

Python

FastAPI

Pydantic

asyncio

Generative AI

LLMs

RAG pipelines

Hybrid teamwork

Tools

LangGraph

Azure Cloud

Docker

Kubernetes

Job description

Why Join Exadel

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

About the Client

Our client is one of the Big Four accounting firms and the world’s largest professional services network. Headquartered in London, they operate in 150+ countries with 460,000+ professionals delivering excellence in audit, tax, consulting, and advisory.

Project Tech Stack

Azure Cloud, Microservices Architecture, .NET 8, ASP.NET Core services, Python, MongoDB, Azure SQL, Angular 18, Kendo, GitHub Enterprise with Copilot, LangGraph, LangChain, RAG Pipelines, Multi-modal LLMs

What You’ll Do

• Providing requirements analysis, system design, Python and AI development, troubleshooting, performance optimization, and technical support
• Designing, developing, and maintaining scalable Python applications using FastAPI and Pydantic
• Implementing asynchronous and parallel programming solutions with asyncio
• Conducting thorough code reviews to ensure adherence to established guidelines and maintain high code quality
• Integrating and experimenting with multi-modal GenAI models (text-to-image, text-to-audio, etc.)
• Working both independently and collaboratively within the team
• Providing clear instructions to team members and helping coordinate day-to-day operations
• Communicating with the client on a regular basis
• Providing technical leadership for the team – mentor, coach, and lead by example

What You Bring

• Extensive professional background in development
• Strong background in Python, FastAPI
• Experience with Pydantic for data validation and schema definition in Python applications
• Hands-on experience with asyncio, asynchronous/parallel programming
• Experience with Generative AI and Large Language Models (LLMs) to solve real-world problems and in developing agentic AI applications to enhance AI interaction
• Understanding of RAG pipelines and hybrid search with vector databases
• Strong analytical and problem-solving abilities with a detail-oriented mindset
• Pragmatic approach to balancing process against flexibility in achieving objectives
• Excellent organizational skills, including the capacity to self-manage, structure work, set priorities, and work to deadlines
• Excellent troubleshooting and communication skills

Nice to have

• Experience working with Azure Cloud services (or other major cloud platforms), including a range of SaaS offerings such as Service Bus, Data Lake, Blob Storage, Redis, and more
• Familiarity with agentic protocols such as MCP and A2A is a strong plus
• Hands-on experience with the LangGraph stack, including long-term memory, human-in-the-loop workflows, and state management, is highly desirable
• Familiarity with .NET
• Hands-on experience with containerization and orchestration tools such as Docker and Kubernetes
• Solid understanding of microservices architecture and its implementation in scalable systems

English level

Intermediate +

Legal & Hiring Information

• Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more.
• Reasonable accommodations are available to enable individuals with disabilities to perform essential functions.
• Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs.
• Compensation details are shared with candidates at the early stage of the recruitment process.
• The offer is not binding until a signed contract is in place.

Your Benefits at Exadel

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

• International projects
• In-office, hybrid, or remote flexibility
• Medical healthcare
• Recognition program
• Ongoing learning & reimbursement
• Well-being program
• Team events & local benefits
• Sports compensationReferral bonuses
• Top-tier equipment provision

Exadel Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.