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Senior AI Engineer in London

Hybrid in London·Added 28 days ago (last checked 9 Nov)

Agency
Harnham

166 open roles

Our summary

Salary
£75,000 - £95,000 a year

About £4,500 - £5,470 a month after tax.

Work mode
Hybrid, London
Contract
Permanent
Experience
Senior level

Skills

Nice to have

Harnham is hiring for this role in several places. This vacancy is in London.

Pay & benefits

What you'll get

The successful Senior AI Engineer will receive the following benefits:

  • Salary between £75,000 - £95,000 - depending on experience

The role

This is an exciting opportunity for a Senior AI Engineer to play a key role in shaping how AI is embedded across a business. Rather than building standalone proofs of concept, you will develop production-grade AI solutions that directly support core business processes, delivering measurable value at scale.

As a Senior AI Engineer, you will design and deliver production-ready AI solutions using LLMs and agentic systems, embedding AI into core business processes to drive measurable impact.

Specifically, you can expect to be involved in the following:

  • Design and implement end-to-end AI systems that deliver business impact.
  • Build and deploy LLM-powered and agent-based solutions from concept through to production.
  • Contribute to technical architecture and engineering best practices.
  • Develop reusable components, frameworks, and patterns across multiple AI use cases.
  • Make informed decisions on models, tooling, infrastructure, and system design.
  • Ensure AI solutions are scalable, observable, secure, and production-ready.
  • Support evaluation, monitoring, and governance processes for deployed AI systems.
  • Provide technical guidance and mentorship to engineers contributing to AI projects.

Senior AI Engineer

£75,000 - £95,000

SKILLS AND EXPERIENCE

The successful Senior AI Engineer will have the following skills and experience:

  • Strong commercial experience delivering production-grade AI systems.
  • Expertise in generative AI, large language models, prompting, orchestration, and evaluation.
  • Experience designing and implementing complex AI solutions across multiple domains.
  • Knowledge of agentic AI systems and multi-step workflows.
  • Strong software engineering fundamentals, including APIs, system design, and cloud-native architectures.
  • Ability to solve problems in evolving and ambiguous environments.
  • Experience influencing engineering standards and contributing to technical excellence.
  • Exposure to AI platforms, reusable frameworks, LLMOps, or MLOps is advantageous.
  • Experience working within enterprise or regulated environments would be beneficial.

Hiring process

Please register your interest by sending your resume to Majid Latif via the Apply link on this page.

About Harnham

Industry
Staffing and Recruiting

In their own words

About the company & team

They are a well-established organisation investing heavily in AI and advanced technology. With a focus on innovation, they are building scalable solutions that enhance operational efficiency and customer outcomes. Their environment combines strong engineering practices with the opportunity to work on high-impact AI initiatives. You will join a collaborative team where technical expertise and continuous improvement are highly valued.

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