Paysafe is a leading payments platform with an extensive track record of serving merchants and consumers in the global entertainment sectors. Its core purpose is to enable businesses and consumers to connect and transact seamlessly through industry-leading capabilities in payment processing, digital wallet, and online cash solutions. With 29 years of online payment experience, an annualized transactional volume of $152 billion in 2024, and approximately 3,300 employees located in 12+ countries, Paysafe connects businesses and consumers across 260 payment types in 48 currencies around the world. Delivered through an integrated platform, Paysafe solutions are geared toward mobile-initiated transactions, real-time analytics and the convergence between brick-and-mortar and online payments. Further information is available at www.paysafe.com. 

It starts here. Have a global impact on the world of payments.

Are you an AI visionary with a passion for shaping the future of Generative AI? We’re seeking a Senior Director, Gen AI to lead the development of advanced AI agents, leveraging LLMs, reinforcement learning, vector databases, and autonomous systems.

As a key AI strategy leader, you’ll define the next-generation consumer experiences, enabling real-time merchant insights, AI-powered Ops automation, and cutting-edge chatbot capabilities. You will collaborate closely with executive leadership, key industry stakeholders, and regulatory bodies to ensure AI solutions align with global standards and drive measurable business impact.

What Paysafe stands for:

• Being open and honest.
• Keeping focused.
• Operating with Courage.
• Pioneering the future.

Our values and culture are driven by Equality, Development, Social Responsibility and Wellbeing. If you want to find out more about life at Paysafe, check out our careers page here. 

How we work:

We follow a hybrid working model, spending an average of three days per week at our office location. The office is located in Gresham Street next to St Paul’s cathedral with easy access and transport links via St Paul’s, Bank, Cannon Street, City Thameslink, Liverpool Street, Farringdon, Mansion House.

The impact you will have:

• AI Agent Development: Design and optimize AI agents capable of autonomous learning, decision-making, and task execution.
• LLM Fine-Tuning & Enhancement: Adapt foundational models like GPT, Llama, integrating retrieval-augmented generation (RAG), personalization, and continuous improvement loops.
• Multi-Agent Systems: Implement collaborative AI systems that solve complex challenges in payments and customer interactions.
• Long-Term AI Memory & Personalization: Develop solutions to enhance AI contextual understanding and improve user experiences.
• End-to-End AI Automation: Build architectures to integrate AI with APIs, databases, and external applications for seamless automation.
• Machine Learning Pipeline Optimization: Define best practices for AI experimentation, model deployment, and cloud-scale AI processing.
• Gen AI for Consumer-Facing Products: Elevate chatbot capabilities with consumer insights and conversational AI UX/UI within Optic Portal.
• AI for Operations Efficiency: Automate Ops workflows to enhance self-service capabilities for merchants and consumers, improving service quality and cost efficiency.

What we’re looking for:

Education: PhD or Master’s in Computer Science, AI, Machine Learning, or related field.
Experience: 7+ years in AI/ML development, with expertise in Python, TensorFlow, and PyTorch.

Core AI Knowledge:
✔ LLM Optimization (RAG, fine-tuning, prompt engineering)
✔ Vector databases for AI retrieval
✔ Multi-agent systems and reinforcement learning
✔ Cloud AI deployment (AWS, Azure), inference optimization

A snippet of what you’ll get in return:

• Make your day work for you with our flexible working hours.
• You decide what your holiday looks like with the option to buy or sell your holiday and carry over up to 5 days into the next year.
• Enjoy social events on our roof top terrace with views onto St Pauls Cathedral.
• Our fully equipped facilities include showers, hairdryers and straighteners and fresh towels.
• Start your day with a free breakfast, fresh fruit and snacks.
• Take a breather in our dedicated wellbeing room.
• Spend time with those important to you with our enhanced paid family policies.
• Test our products Skrill and Neteller. Upon joining we will award you £50 into each wallet.
• Enjoy our discounts on memberships via vitality including, gyms, leisure centres, yoga/Pilates across the country.
• Need a new Laptop or TV? We offer support purchasing Apple and LG products via Stormfront technology.
• Join our six employee-led equality communities and help foster a workplace that celebrates diversity and create opportunities to collaborate and learn.
• Give back to the community with four paid charity days.
• Kickstart your weekend early with our summer hours during the months of June, July and August with a 3pm finish every Friday.
• Let’s not forget, we also offer: Private health insurance (pre-existing conditions are included) & dental insurance, income protection, life assurance and more.

What to expect next:  

1. Phone screen with Talent Acquisition  
2. Video interview with Stakeholder
3. In-person interview with hiring manager
4. Final HR interview with Talent Acquisition

If you’re successful joining the team, you’ll be meeting our CEO in person during our new joiners breakfast in London – a great opportunity to network with your peers.

Equal Employment Opportunity

Paysafe is an equal opportunity employer. We value diversity and are committed to providing a work environment of mutual respect to everyone without regard to race, color, religion, national origin, age, gender identity or expression, or any other characteristic protected by applicable laws, regulations and ordinances.

Who is doing the role today, and does this role take responsibilities away from current employee?  

Caroline who was the Sr.Director for AI had attritted. This is a backfill but not straight forwards as her role was considered as Phenix cost saving for the PMO org. We have two junior statistician who are doing DS for chatbots

Technical Skills 

• PhD or Master’s degree in Computer Science, Machine Learning, AI, or a related field.
• 7 + years of experience in python and AI/ML development, with expertise in TensorFlow and PyTorch
• Experience with LLM (Retrieval-Augmented Generation (RAG), prompt engineering, fine-tuning)
• Hands-on experience with vector databases
• Familiarity with multi-agent systems and reinforcement learning 
• Experience deploying AI models in cloud environments (AWS, Azure) and optimizing inference performance.

Key Knowledge    

Data Science, ML, Gen AI

Qualifications      

At least 7+ years of experience in data sciencePhd prefred.

Travel Required?  

None

Any other information?  

Gen AI is a no Brainer, we need to invest to stay with the industry