Lead AI Engineer - 199268

Harnham; Greater London; Hybrid; GBP 104,000 - 127,000; Full time

Benefits offered by this job

Hybrid work

Annual bonus

Enhanced parental leave

Ownership of AI initiatives

High visibility

Job summary

Harnham in London is seeking a Lead AI Engineer to own design, architecture, and delivery of production-grade Generative AI solutions at scale. You will influence technical strategy and drive measurable business outcomes within a fast-paced AI function.

You will lead end-to-end AI projects, build LLM-powered applications, and establish standards while collaborating with engineering, security, data protection teams to ensure governance and observability.

Qualifications

• Experience delivering Generative AI solutions into production environments.
• Leadership of AI projects end-to-end, from discovery through deployment.
• Designing scalable AI architectures within enterprise environments.
• Building LLM-powered applications, RAG solutions, and agent-based systems.
• Software engineering fundamentals, including APIs, distributed systems, and cloud platforms.
• Technical decision-making in fast-moving or ambiguous problem spaces.
• Working within governance, security, and compliance frameworks.
• Influencing stakeholders and communicating complex technical concepts clearly.

Responsibilities

• Leading the end-to-end delivery of Generative AI and agentic AI solutions.
• Designing and building LLM-powered applications and intelligent automation tools.
• Making key architecture, tooling, and platform decisions across multiple initiatives.
• Evaluating build versus buy approaches and recommending scalable solutions.
• Establishing engineering standards, reusable frameworks, and best practices.
• Ensuring AI systems are production-ready through monitoring, evaluation, governance, and observability.
• Working closely with engineering, security, data protection, and business stakeholders.
• Providing technical leadership and mentoring across AI workstreams.
• Driving AI initiatives that deliver measurable operational and commercial value.

Skills

Generative AI

End-to-end AI projects

LLM-powered applications

Agent-based systems

AWS cloud technologies

Governance and security

Stakeholder communication

Distributed systems

APIs

Tools

APIs

Cloud platforms

Job description

London (Hybrid) | Up to £115,000 + 15% Bonus + Excellent Benefits

This is an opportunity to join a business investing heavily in AI and automation, where you will play a key role in shaping and delivering production-grade Generative AI solutions at scale. Working across high-impact initiatives, you will have the autonomy to influence technical strategy, own solution delivery, and drive measurable business outcomes.

The Company

They are a well-established, technology-driven organisation undergoing significant AI transformation. With strong executive sponsorship and a growing pipeline of AI initiatives, they are embedding AI into critical business processes to improve customer experience, operational efficiency, and decision-making.

You will join a newly established AI function within a wider engineering and MLOps environment, working alongside experienced engineers to deliver innovative, enterprise-scale AI products. The team operates in a fast-paced, collaborative setting where technical expertise and commercial impact are highly valued.

The Role

As a Lead AI Engineer, you will take ownership of the design, architecture, and delivery of AI solutions from concept through to production.

Responsibilities include:

• Leading the end-to-end delivery of Generative AI and agentic AI solutions
• Designing and building LLM-powered applications and intelligent automation tools
• Making key architecture, tooling, and platform decisions across multiple initiatives
• Evaluating build versus buy approaches and recommending scalable solutions
• Establishing engineering standards, reusable frameworks, and best practices
• Ensuring AI systems are production-ready through monitoring, evaluation, governance, and observability
• Working closely with engineering, security, data protection, and business stakeholders
• Providing technical leadership and mentoring across AI workstreams
• Driving AI initiatives that deliver measurable operational and commercial value

Your Skills & Experience

You will demonstrate strong commercial experience in:

• Delivering Generative AI solutions into production environments
• Leading AI projects end-to-end, from discovery through deployment
• Designing scalable AI architectures within enterprise environments
• Building LLM-powered applications, RAG solutions, and agent-based systems
• Software engineering fundamentals, including APIs, distributed systems, and cloud platforms
• Technical decision-making in fast-moving or ambiguous problem spaces
• Working within governance, security, and compliance frameworks
• Influencing stakeholders and communicating complex technical concepts clearly
• AWS cloud technologies
• Financial services or other regulated industries
• Building reusable AI platforms, frameworks, or internal products

What They Offer

• Salary up to £115,000
• 15% annual bonus
• Hybrid working with flexibility and a strong focus on outcomes
• Enhanced parental leave policies
• The opportunity to influence AI strategy across a growing function
• Exposure to a broad range of cutting-edge Generative AI use cases
• High visibility and genuine ownership of business-critical AI initiatives