Senior Forward Deployed Engineer

Senior Forward-Deployed Engineer – AI / LLMs - Early stage Start-up📍 London, with travel to customers weekly as required. 💼 Full-time, permanent roleWe’re supporting an AI Infrastructure start-up that helps organisations turn their own data into AI models and deploy them in their chosen environment.As customers move into production, the team is hiring a Senior Forward-Deployed Engineer to own the technical journey from initial discovery through to deployment and ongoing adoption.This is a hands-on engineering role with significant customer interaction. You’ll work alongside sales and engineering, building tailored demonstrations, validating model performance and helping customers get real workloads into production.What we’re looking for:Strong hands-on experience with open-weight LLM post-training, including fine-tuning techniques such as LoRA and supervised fine-tuning.Experience designing evaluations and balancing model quality, latency and inference costs.A track record of shipping models into production for real users.Strong Python skills, with experience across GPU infrastructure, containers and distributed workloads using tools such as Ray or Kubernetes.Confidence leading technical conversations with CTOs and explaining trade-offs to commercial stakeholders.A background in forward-deployed, solutions or applied engineering, or a related role combining technical delivery with customer engagement.Based in London and able to travel to customers as needed.Useful additional experience:Financial services or other regulated customer environments.Data residency and regulatory requirements.Working across multiple GPU providers and sizing workloads to hardware.Early-stage startups.