Senior AI Engineer (Principal Consultant)
Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent

Empower the next frontier of AI with Capco. Shape, build, and deliver future-ready generative systems.

The Role

We’re looking for a Senior AI Engineer (Senior/Principal Consultant) to join our Technology Delivery team. In this role, you’ll combine deep expertise in AI/ML engineering and software development to design, build, and deploy advanced generative AI and agentic systems for leading financial services clients. You’ll work hands-on across the full AI engineering lifecycle, from architecting intelligent multi-agent systems to deploying scalable production-grade AI applications within enterprise environments. As a senior consultant, you’ll also collaborate closely with multidisciplinary teams and client stakeholders to drive innovation, accelerate adoption, and deliver measurable business impact.

What You’ll Do

• Architect and develop autonomous AI systems leveraging multi-modal large language models across text, image, audio, and video
• Design and implement agentic workflows using prompt engineering, Retrieval-Augmented Generation (RAG), APIs, and enterprise data integrations
• Fine-tune, optimize, and deploy large language and multi-modal models with a focus on scalability, reliability, and low-latency performance
• Build scalable MLOps pipelines and cloud-native AI applications to support secure, production-grade deployments
• Collaborate with clients and cross-functional teams to shape AI engineering strategy and accelerate GenAI adoption across complex environments

What We’re Looking For

• Bachelor’s degree or higher in Computer Science, Artificial Intelligence, Engineering, or a related STEM discipline
• Proven hands-on experience deploying LLMs and multi-modal AI models within enterprise or large-scale production environments
• Strong software engineering expertise in Python, including backend development, API design, and distributed systems
• Solid understanding of scalable MLOps, observability, CI/CD practices, and cloud-native AI deployment architectures
• Excellent communication, stakeholder management, and problem-solving skills within agile delivery environments

Bonus Points For

• Experience building AI agent frameworks or autonomous orchestration platforms
• Knowledge of vector databases, semantic search, and advanced RAG architectures
• Experience with cloud platforms such as AWS, Azure, or GCP for AI workloads
• Familiarity with financial services, banking, or regulated enterprise environments
• Exposure to AI governance, model monitoring, and responsible AI practices

Why Join Capco

• Deliver high-impact technology solutions for Tier 1 financial institutions
• Work in a collaborative, flat, and entrepreneurial consulting culture
• Access continuous learning, training, and industry certifications
• Be part of a team shaping the future of digital financial services
• Help shape the future of digital transformation across FS & Energy

Benefits
We offer a competitive, people-first benefits package designed to support every aspect of your life:

• Core Benefits: Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover.
• Mental Health: Easy access to CareFirst, Unmind, Aviva consultations, and in-house first aiders.
• Family-Friendly: Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause, and bereavement.
• Family Care: 8 complimentary backup care sessions for emergency childcare or elder care.
• Holiday Flexibility: 5 weeks of annual leave with the option to buy or sell holiday days based on your needs.
• Continuous Learning: Your growth, your way - minimum 40 Hours of Training Annually. Take your pick; workshops, certifications, e-learning. Also, Business Coach assigned from Day One: Get one-on-one guidance to fast-track your goals and accelerate your development.
• Healthcare Access: Convenient online GP services.
• Extra Perks: Gympass (Wellhub), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance.

Inclusion at Capco
We’re committed to making our recruitment process accessible and straightforward for everyone. If you need any adjustments at any stage, just let us know - we’ll be happy to help. We value each person’s unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our #BeYourselfAtWork culture encourages individuality and collaboration – a mindset that shapes how we work with clients and each other every day.