Python Developer (AI & GenAI focus)

Talan – Positive Innovation

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future-ready solutions.

Talan at a Glance

Headquartered in Paris and operating globally, Talan combines technology, innovation, and empowerment to deliver measurable results for our clients. Over the past 22 years, we’ve built a strong presence in the IT and consulting landscape, and we’re on track to reach €1 billion in revenue this year.

Our Core Areas of Expertise

• Data & Technologies: We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI.

• Cloud & Application Services: We integrate leading platforms such as SAP, Salesforce, Oracle, Microsoft, AWS, and IBM Maximo, helping clients transition to the cloud and improve operational efficiency.

• Management & Innovation Consulting: We lead business and digital transformation initiatives through project and change management best practices (PM, PMO, Agile, Scrum, Product Ownership), and support domains such as Supply Chain, Cybersecurity, and ESG/Low-Carbon strategies.

We work with major global clients across diverse sectors, including Transport & Logistics, Financial Services, Energy & Utilities, Retail, and Media & Telecommunications.

We are seeking a Senior Python Developer specializing in AI and Generative AI. This role is designed for a technical "builder" who thrives in the space between experimental Proof of Concepts and production-level implementation.

Working directly with the Lead Architect, the successful candidate will be responsible for developing high-stakes AI solutions, writing robust Python code for LLM integration, and presenting innovative architectural designs to key stakeholders. This is a high-visibility role within an organization currently undergoing a significant AI transformation.

Key Responsibilities:

• End-to-End Development: Lead the development of Python-based AI solutions, moving fluidly from initial POC stages to near-production level code.
• Architectural Strategy: Support the Lead Architect in designing scalable solutions, focusing on process orchestration and fast-paced testing.
• Stakeholder Management: Gather requirements and present technical milestones to stakeholders, demonstrating the feasibility and value of experimental AI models.
• Advanced Orchestration: Define and implement robust architectures for distributed systems, ensuring reliability in complex, regulated environments.
• Ownership & Delivery: Take independent ownership of specific project modules, from technical discovery to final delivery.

• Senior Python Expertise: 4+ years of professional experience in Python development, with a strong focus on AI, Machine Learning, and data analysis.

• Generative AI & LLM: Proven hands-on experience with:

  • RAG (Retrieval-Augmented Generation) architectures and Vector Databases.

  • Prompt Engineering and framework mastery (e.g., LangChain, LlamaIndex).

  • Deep understanding of how LLMs function under the hood.

• Infrastructure & Environment: Solid experience with Linux and Cloud platforms

What do we offer you?

• Hybrid position based in Warsaw, Poland.
• Permanent, full-time contract with career development opportunities.
• Chance to work in a challenging, multicultural environment with international projects.
• Exposure to large-scale financial IT systems and cross-country operations.
• Training opportunities to develop new skills in finance, technology, and data management.

If you have read this far and you are looking forward to joining this challenge, do not hesitate to apply... we would be delighted to meet you!

Talan Spain’s commitment to non-discrimination based on gender, race, ideology, or any other reason, in accordance with the company’s "Equality Plan" and the current regulations on gender equality between women and men (Royal Decree-Law 6/2019).

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