Applied AI Engineer, Startups
Humanloop · London, England ·
Last confirmed by our partners on 17 Oct 2026.
Overview
In this role you will be a trusted technical advisor helping tech-forward companies build on Claude on the Developer Platform. You will lead deep technical engagements, guiding engineering teams on implementation and architecture to scale Claude-powered solutions. You’ll produce prototypes and documentation, collaborate with architects, and contribute to a thriving developer ecosystem. You’ll also share knowledge through content and events, while traveling to customer sites to support workshops and adoption. This is a chance to shape how industry builds safe, steerable AI at scale.
Pay / Benefits
- competitive compensation and benefits
- optional equity donation matching
- generous vacation and parental leave
- flexible working hours
- office space in San Francisco
- visa sponsorship
Responsibilities
- Serve as a deep technical advisor to high-growth, tech-forward companies and help them build innovative AI use cases
- Hands-on collaboration with customer engineering teams: pair programming, architecture reviews, and code contributions
- Develop prototypes and technical documentation, including evaluation suites and architecture diagrams
- Collaborate with Applied AI Architects to maintain continuity across engagements
- Identify patterns across engagements and feed insights to Product, Engineering, and Applied AI teams
- Create technical content for developers: documentation, tutorials, and sample code
- Foster community engagement via hackathons, webinars, and developer-focused events
- Travel to customer sites for workshops, implementation support, and relationship building
Key requirements
- 4+ years of experience as a Software Engineer, Forward Deployed Engineer, or technical founder
- Experience in customer-facing or pre-sales technical roles
- Production experience building LLM-powered applications, including prompting, context engineering, agent architectures, evaluation frameworks, and deployment at scale
- Strong programming skills in Python and production applications
- Experience with high-growth, tech-forward companies
- Ability to context-switch across industries (healthcare, fintech, etc.)
- Builder credibility with shipped products and practical experience
- Strong technical communication skills for architectural decisions and implementation plans
- Experience facilitating technical workshops, hackathons, or developer-focused events
- Passion for making powerful technology safe and beneficial
- strong communication and collaboration
- ability to context-switch across domains
- trust-building with technical leaders
- Python
- LLM-powered applications
- prompting and context engineering
Market data from EasyWorkClub, not from the employer
Typical pay for Application engineer in London: £55,100 – £105,000, from 62 adverts
115 live adverts for Application engineer in London
Remote or home office in 9% of 44 Application engineer adverts we list nationwide
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