AI Engineer

Capstone; Greater London; On-site; GBP 100,000 - 125,000; Full time

Job summary

A leading asset management firm in Greater London is seeking a talented AI/ML Engineer to support investment professionals by designing models and integrating AI features into products. Candidates should hold a Master’s or Ph.D. in Artificial Intelligence and have strong Python skills. Experience with AI frameworks is critical, and financial services background is preferred. The firm promotes a diverse workplace and offers competitive benefits, including training opportunities and performance-based incentives.

Benefits

Training and development opportunities

Robust wellness resources

Gym reimbursement

Qualifications

• Strong proficiency in Python programming.
• Hands-on experience with AI/ML frameworks and vector stores.
• Experience in financial services or hedge funds preferred.

Responsibilities

• Design and implement AI/ML-driven models to support investment professionals.
• Develop and maintain AI features in products.
• Research and deploy AI applications using Python.

Skills

Python programming

AI/ML frameworks experience

Financial services knowledge

Education

Master’s or Ph.D. in Artificial Intelligence or related field

Tools

LangChain

Llamaindex

OpenAI API

Anthropic API

Job description

We see the world differently at Capstone Investment Advisors. You will, too.

Capstone is one of the leading asset management firms in derivatives and complementary strategies. With approximately $12 billion of AUM and over 330 employees (as of December 1 st , 2025), Capstone was formed in 2007 and is headquartered in New York with offices in London, Amsterdam, Milan, Los Angeles, Hong Kong, Stamford, and Boston.

For over 20 years, across market cycles, we have identified anomalies, tracked dislocations, and capitalized on opportunities to deliver for our investors. Our approach is built on a different way of investing, working together to innovate new strategies and solutions. Together, we explore the overlooked in the pursuit of lasting results for our clients.

With our sophisticated, global client base, we recognize that our success is deeply connected to real people. For that reason, we take a human approach to everything we do, focusing largely on collaborative performance. Our workflow and process are built around the belief that by sharing ideas, we achieve greater outcomes. This gives you greater access to resources, direct exposure to senior leadership, and new opportunities to experiment and innovate.

Responsibilities and Impact

• Design and implement AI/ML/LLM-driven models, tools, workflows, and agents to support investment professionals
• Develop, integrate, and maintain AI features into products (e.g. chat agents, copilots, automation pipelines)
• Implement retrieval augmented‑generation (RAG), MCPs, function calling, and internal integrations (e.g. databases, APIs, services)
• Research, prototype and deploy AI applications using Python
• Engage with domain experts to identify, evaluate, and execute high‑value AI use cases

Our future colleague has these skills

• Master’s or Ph.D. in Artificial Intelligence, Machine Learning, or a related field required
• Proficiency in Python programming
• Hands‑on experience with frameworks like LangChain, Llamaindex, etc., vector stores, LLM APIs (e.g. OpenAI API, Anthropic API), and building MCP servers/clients
• Financial services/hedge fund experience is preferred

Benefits & Compensation Information

Our team is our most important asset and investment. We value and respect our colleagues and their well‑being inside and outside the workplace and our culture reflects this. We offer a robust and competitive benefits program to ensure the well‑being of our colleagues.

Some benefits included in this role are:

• Training and development opportunities
• Robust Wellness Resources: Physical, Mental and Financial
• Time‑Off, Retirement and Commuter Benefits
• Gym Reimbursement and other Discounts

The base pay offered will be determined on factors such as experience, skills, training, location, certifications, education, and any applicable minimum wage requirements. Decisions will be determined on a case‑by‑case basis. In addition to the base salary, this position may be eligible for performance‑based incentives.

In addition to base compensation, this role is eligible for an annual incentive plan.

At Capstone, we value a diverse, equitable, and inclusive workplace where all employees feel appreciated and respected. Our commitment to a nondiscriminatory approach extends equal opportunities for employment and advancement across our programs, departments, and locations. We actively seek and appreciate a variety of life experiences and heritages and advocate for the amplification of all voices.

At Capstone, we’re all about creating a workplace where you can thrive and make a real impact. We value innovation, teamwork, trust, and discipline, and we know you do too.

Experimentation

We love fresh ideas and encourage you to try new things. Here, you’ll have the freedom to innovate and help shape our strategies.

Collaboration

We’re big on teamwork. You'll join a supportive community where everyone’s input matters, and we learn from each other every day.

Trust

We believe in building strong, honest relationships. You'll be part of an environment where your contributions are respected and integrity is key.

Discipline

In our fast‑paced world, staying focused is crucial. We commit to high standards and a disciplined approach, helping you grow both personally and professionally.

Be part of a team that values your creativity and dedication. Together, let's push boundaries and achieve great things.

Equal Opportunity Employer

Capstone is committed to creating an inclusive environment where we welcome people of different backgrounds. Capstone considers applications for employment without regard to all applicable protected characteristics, including race, color, religion, ethnicity, national origin, gender, sexual orientation, gender identity or expression, age, parental status, veteran status, or disability status.