Latest LLM Engineer Jobs

Senior Deep Learning Software Engineer, Inference

This role involves designing, optimizing, and maintaining high-performance deep learning inference software for large-scale language and generative AI models. The engineer will work on GPU-accelerated frameworks like vLLM, SGLang, and FlashInfer, implementing cutting-edge algorithms and performance improvements across NVIDIA's full range of accelerators. Collaboration with open-source communities and cross-team partners is central to advancing model serving efficiency and deployment at scale.

NVIDIA PLN 221,250 – PLN 507,000 pa

Senior Deep Learning Software Engineer, Inference

Design and optimize GPU-accelerated deep learning inference software for large-scale language and generative AI models. Contribute to open-source frameworks like vLLM and SGLang, and implement performance improvements across NVIDIA's full range of accelerators from datacenter to edge. Work closely with research and engineering teams to profile, tune, and deploy state-of-the-art model serving solutions using CUDA, Triton, and other low-level optimization tools.

NVIDIA Netherlands

[Expression of Interest] Research Engineer / Scientist, Alignment - London

Conduct experimental research on AI safety, focusing on alignment and robustness of advanced systems. Develop and test techniques like AI debate and jailbreak evaluation, contributing to publications and safety policy. Work in a collaborative, interdisciplinary team using machine learning and systems engineering.

Anthropic London, United Kingdom

Hybrid Permanent

PhD Studentship: Mechanical engineering, fusion, digital: An AI enhanced modelling of coupled tritium breeding and heat exchange for fusion breeder blankets

This PhD project focuses on optimizing the Tritium Breeding Ratio (TBR) in fusion breeder blankets using Monte Carlo neutronics methods and AI-enhanced predictive models. The research will involve collaboration with other researchers and doctoral students, and will explore both neutronics and thermomechanical aspects of fusion reactor design.

Swansea University Swansea, United Kingdom £21 pa

On-site Contract

Principal/Staff Software Engineer

Work on core enterprise platform systems and new API development for Synthesia's AI video platform, ensuring security, scalability, and reliability. Own complex, long-term projects across multiple teams, translating business and regulatory requirements into robust technical solutions. Collaborate closely with product, security, and infrastructure teams while leveraging observability to maintain system health and compliance.

Synthesia United Kingdom US$200,000 pa

On-site Permanent

Principal ML Platform Engineer

Design and evolve the ML platform infrastructure for training, serving, and deploying generative models at scale. Build reliable, automated systems and internal tooling to reduce operational overhead for researchers and engineers. Work across distributed systems, Kubernetes, and cloud environments to improve scalability, observability, and developer experience in a high-growth AI company.

Synthesia London, United Kingdom

Remote Permanent

Senior Machine Learning Engineer (E3)

A Senior Machine Learning Engineer in the Smarties team at Ocado will own the full ML lifecycle for production systems powering intelligent features like recommendations, search ranking, and customer personalisation. The role focuses on building scalable, reliable ML infrastructure while improving data quality and enabling product teams to integrate AI capabilities self-serve. Work spans MLOps, model design, experimentation, and cross-functional collaboration within a high-engineering-culture environment.

Ocado United Kingdom

Hybrid Permanent

AI Tech Lead Developer

This role involves leading a team of AI developers to build enterprise-grade Generative and Agentic AI solutions for a major financial services client. Responsibilities include designing and developing Python and Java services, integrating LLMs, and working with AWS services like Bedrock and EKS. The position offers hands-on technical leadership and collaboration with experienced architects and engineers.

EMBS Engineering London, United Kingdom £75,000 – £85,000 pa

AI Consultant

Design and manage enterprise AI platforms, intelligent agents, and automation workflows across cloud and on-prem environments. Develop scalable AI architectures, RAG applications, and multi-agent systems while ensuring security, compliance, and integration with business systems. Collaborate with stakeholders to drive AI adoption and translate technical capabilities into business value.

Reed S359Xt, United Kingdom

Data Scientist

This role involves developing and evaluating AI and machine learning solutions, particularly using GCP, LLMs, and RAG. You will work closely with project managers and developers to deliver scalable and well-documented applications, gather business and technical requirements, and contribute to the entire software development lifecycle.

DCV Technologies Manchester, United Kingdom £550 – £600 pd

Applied AI Architect, Startups

This role involves partnering with startup founders and engineers to architect and deploy AI solutions using Anthropic's Claude platform. You'll guide startups through technical evaluations, help them build LLM-powered applications, and work closely with sales and product teams to ensure successful deployments.

Anthropic London, United Kingdom

PhD Fellowship/Scholarship in Intelligent Heat Stress Management in Cattle Barn Using an AI Agent

This PhD position focuses on developing an AI agent to detect and manage heat stress in cattle barns. The role involves designing and implementing machine learning models, integrating sensor data, and providing actionable recommendations to farmers.

Aarhus University Aarhus - Denmark, Europe, United Kingdom

Contract

Lead Agentic AI Architect

This role involves defining the architecture, engineering standards, and delivery of next-generation Agentic AI and Generative AI solutions within a leading UK bank. Responsibilities include designing multi-agent systems, production-grade LLM and RAG architectures, and ensuring AI security and governance. The role also requires leading a team of architects, engineers, and data scientists while shaping AI strategy and roadmaps.

CBSbutler Holdings Limited trading as CBSbutler London, United Kingdom £710 pd

Senior Architect – GCP , GenAI & Agentic AI

Design and lead the architecture of enterprise-scale AI/ML and Generative AI systems on Google Cloud Platform. Focus on production-grade LLM, Agentic AI, and RAG solutions with strong governance, security, and scalability. Drive technical standards and MLOps practices across the AI lifecycle.

PRACYVA United Kingdom £55 – £600 pd

AI Accelerator Lead

The AI Accelerator Lead will establish and drive a strategic initiative to unlock enterprise-wide value from AI, combining technical leadership with programme-level influence. Responsibilities include designing and operating the AI Accelerator, exploring advanced AI techniques, and building high-impact prototypes that evolve into scalable solutions.

Key Recruitment Southampton, Hampshire, United Kingdom £70,000 – £92,258 pa