For Linklaters Service Delivery Centre Warsaw, we are currently recruiting for the Senior Data Scientist role.

Your role

• Research and Develop state-of-the art AI systems to solve real-world challenges within LegalTech.
• Explore new AI methods through independent study, attending industry-leading conferences, developing frameworks for scientific experimentation.
• Collaborate with practice teams, data scientists and data engineers to design, develop, and deploy data science solutions that leverage NLP and large language models to address complex legal challenges, ensuring ethical AI practices and legal compliance.
• Apply NLP techniques for extracting predefined categories of information from large-scale, unstructured data across multi-domain and multilingual legal documents, with a focus on data privacy and security.
• Develop and optimize LLM-based agentic workflows (e.g. Langchain, AutoGen), ensuring model interpretability and explainability for legal applications.
• Develop high-quality, production-ready code for internal use cases, including document drafting, data extraction, and labelling, ensuring scalability, maintainability, and adherence to best practices.
• Design and execute rigorous research frameworks and experimentation plans to evaluate the performance and impact of NLP and Generative AI solutions in the legal context.
• Implement and maintain model monitoring systems to ensure ongoing compliance with legal and ethical standards.

Your experience

• Minimum 5 years’ experience in Data Science with proven track record of delivering NLP focused projects (preferably document analysis).
• Advanced proficiency in Python and relevant NLP libraries (e.g. Langchain, Langraph, LlamaIndex, Hugging Face Transformers,).
• Advanced proficiency in Python, PyTorch or similar deep learning frameworks.
• Demonstrated expertise in working with large language models (LLMs) and transformer architectures (e.g. Llama3, Gemini), including advanced prompt engineering (e.g. Chain of Thought prompting, Prompt Chaining, Long Context Window, agentic flows), and fine-tuning (e.g., LoRa, QLoRa).
• Experience working with Azure cloud infrastructure. (Azure AI, Azure Machine Learning, Azure Cognitive Services). Knowledge of GCP Vertex AI is a bonus.
• Proficiency in using Azure DevOps for version control.
• Experience with model interpretability and explainability techniques, particularly as applied to legal AI systems.
• Familiarity with LLMOps, including deployment, monitoring, and maintenance of data solutions.
• Publications at relevant conferences such as ACL, EMNLP, NAACL, NeurIPS, ICLR, SIGIR, KDD.
• Outstanding communication skills and data-driven decision-making collaboration with Product and Business teams.
• PhD in Computer Science, Data Science, or AI/ML or Master with a comparable level of experience a plus

Location:

• Warsaw (hybrid work) and occasional travels

The Team

Join the Linklater's Data Science and Generative AI program and take part in the transformation of legal services. As part of our AI Reaserch and Engineering team, you'll drive high-impact NLP projects that augment the expertise of our lawyers. Your expertise in state-of-the-art NLP libraries, and advanced prompting techniques will be instrumental in developing innovative solutions such as:

• Automating first-draft agreements using custom-built, fine-tuned Large Language Models.
• Enhancing document analytics through metadata extraction and categorization.
• Generating tailored risk factors for M&A prospectuses using LLMs.

This role offers unparalleled opportunities for growth as our firm undergoes a data-driven transformation. You'll work in close collaboration with legal professionals, gaining deep domain knowledge while applying your technical skills to solve real-world challenges. As a key player in our nascent but rapidly expanding data science function, you'll have the chance to shape the future of AI in law and grow your career as our impact increases.

Join our $2.5 billion global firm and enjoy the best of both worlds – the agility and innovation of a startup-like AI team, backed by the resources and prestige of a leading international law firm. Help us empower lawyers to focus on complex, high-value tasks while you push the boundaries of what's possible with AI in legal services.

Key relationships

In the Firm

• Head of GenAI Technology
• Head of Data Strategy & Governance
• Global Head of Information & Intelligence
• Head of Architecture
• CIO
• Other Stakeholders

External

• Vendors
• External industry and professional groups

Linklaters

Linklaters are a people business. Being best in class in the eyes of our clients means that our people must be exceptional.

We look not only for brilliant minds, but for people who will thrive in our environment: people who love working collaboratively and demonstrate the innovative, efficient, agile, entrepreneurial and responsible mind-set we aim to bring to every interaction.

Ours is an environment of outperformance. We achieve this not with targets and incentives, but by fostering a positive, supportive, fair and open atmosphere.

We respect and value difference but insist on inclusivity. We celebrate all aspects of diversity and challenge any form of bias, because we want everyone to feel that they belong. This is vital to our ability to work as one team, with a common mind-set.

We recognize that one size does not fit all. Our goal is to embed flexibility across our firm by giving everyone the opportunity to work in an agile way, whether as a regular pattern or on an ad hoc basis, and we will be happy to discuss this further.

Benefits

Joining Team Linklaters will see you qualify for a range of benefits designed to reward the vital contribution you'll be making to our success. These include:

• Private medical care
• Benefit Multisport club card or subsidised public transportation card
• Life insurance
• Worldwide travel insurance for business and non-business travel
• Wide range of training opportunities
• Free in-house fitness centre

What sets us apart

At Linklaters

• We offer a truly global work experience and the opportunity to be involved in strategic projects that drive innovation and shape the future of our business
• We belong to a firm that embodies its corporate social, environment, and governance responsibility commitments
• We celebrate diversity, equity, and inclusion so our people can bring themselves to work
• We advocate speak-up culture to empower our people in sharing their voices and an open-door policy to ensure they are listened to
• We invest in custom-fit career paths for our people in line with their talents and aspirations
• We provide agile working solutions to meet the changing needs of our people and our business
• We are committed to people first relationships based on mutual trust, respect, and appreciation
• We support the health and wellbeing of our people, providing a safe space to talk about emotions and mental health with access to expert advice as needed
• We invest in developing leaders of the future who demonstrate emotional intelligence and a passion to discover, coach and develop the talents of others

#LI-WZ1

Technical Skills:

Artificial Intelligence (AI), Data Science, Natural Language Programming (NLP), Python (Programming Language)

This list of duties and responsibilities above is not exhaustive.  It is intended to describe the general content of, and requirements for, the performance of this job. As such, the role may also include the undertaking of additional tasks as required.