Lead AI Engineer

Lead AI Engineer

Full-Time 65250 - 79750 Β£ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Design and deploy cutting-edge AI solutions in a dynamic financial environment.
  • Company: Join a global financial markets organisation expanding its AI capabilities.
  • Benefits: Hybrid work model, competitive salary, and the chance to influence AI applications.
  • Other info: Be part of a growing team with excellent career development opportunities.
  • Why this job: Make a real impact by building AI solutions that drive business success.
  • Qualifications: Strong software engineering background with hands-on AI experience required.

The predicted salary is between 65250 - 79750 Β£ per year.

Lead AI Engineer - Generative AI / Agentic AI

Location

London - Hybrid (3 days per week in office, 2 remote)

The Opportunity

We are partnering with a global financial markets organisation that is expanding its AI capability and looking for a Lead AI Engineer to join a newly established team.

This is a hands-on engineering role focused on building production-grade AI solutions directly alongside Front Office users .

You will work closely with revenue-generating teams to understand their workflows, identify opportunities for AI and turn those ideas into scalable solutions with measurable business impact.

Rather than operating within a traditional central AI function, you'll be close to the end users – taking solutions from initial idea through architecture, development, production and adoption.

Responsibilities

  • Design, build and deploy

Generative AI and agentic AI solutions into production.

  • Work directly with Front Office users to identify high-value AI opportunities.
  • Translate complex commercial problems into robust technical solutions.
  • Build reusable AI frameworks, components and capabilities.
  • Develop solutions across workflows including research, pricing, execution, booking and post-trade.
  • Ensure solutions meet appropriate security, compliance, model risk and governance standards.
  • Support AI solutions once deployed into production.
  • Work closely with Product, Technology and senior business stakeholders.
  • Contribute to the technical direction of a growing AI engineering capability.

What We're Looking For

  • Strong production software engineering background with experience building scalable, robust systems.
  • Hands-on experience with

LLMs, Generative AI and modern AI/ML frameworks .

  • Experience designing and delivering AI solutions beyond the prototype/POC stage.
  • Strong ability to translate business problems into production technology.
  • Experience working directly with

Front Office, revenue-generating or client-facing users .

  • Comfortable operating within a regulated environment.
  • Excellent communication and stakeholder management skills.
  • AWS, particularly

Bedrock and serverless technologies.

  • React / modern frontend development.
  • APIs and microservices.
  • OAuth / Okta.
  • Shared AI component or capability libraries.
  • Financial markets / trading technology experience.

Why Join?

This is an opportunity to join an AI function at an early stage and have genuine influence over how AI is applied across a major global financial markets business.

You'll remain hands-on technically , work directly with the people using the technology and build AI solutions where success is measured by real adoption and commercial impact - not simply experimentation.

If you're an experienced AI Engineer looking to build and ship meaningful AI products in a complex, commercially focused environment, we'd love to hear from you.

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Lead AI Engineer employer: EC1 Partners

Join a forward-thinking global financial markets organisation that prioritises innovation and employee growth. With a hybrid work model in London, you'll enjoy a collaborative culture that values hands-on contributions and direct engagement with end users, allowing you to make a tangible impact on AI solutions. Benefit from opportunities to develop your skills in a dynamic environment while working alongside revenue-generating teams to drive meaningful change in the industry.

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Contact Details:

EC1 Partners Recruitment Team

We think you need these skills to ace Lead AI Engineer

Generative AI
Agentic AI
Production Software Engineering
Large Language Models (LLMs)
AI/ML Frameworks
AI Solution Design and Delivery
Stakeholder Management