Latest LLM Engineer Jobs

Senior Deep Learning Software Engineer, Inference

Design and optimize high-performance deep learning inference software for NVIDIA's GPU-accelerated platforms, focusing on frameworks like vLLM and SGLang. Improve model serving efficiency for large language and generative AI models across datacenter and edge devices. Collaborate with research and engineering teams to implement cutting-edge algorithms and performance optimizations using CUDA, Triton, and other low-level tools.

NVIDIA PLN 221,250 – PLN 507,000 pa

Remote Permanent

Senior AI Software Engineer

This role involves building and deploying production-grade AI-powered systems that integrate LLMs, RAG, and agentic workflows into financial services operations. The engineer will design scalable backend and frontend systems using Node.js, TypeScript, and React, while orchestrating AI tooling on AWS cloud infrastructure. Emphasis is placed on observability, reliability, and end-to-end ownership of features that deliver real-world value to financial institutions.

Aveni United Kingdom

Remote Permanent

Applied AI Engineer, Beneficial Deployments (Lab Automation)

This role involves deploying AI to automate scientific experiments in labs, working closely with researchers to integrate Claude into their workflows. Responsibilities include writing production code, developing evals, and creating reusable assets to scale impact.

Anthropic London, United Kingdom

Applied AI Engineer, DNB

As an Applied AI Engineer at Anthropic, you will serve as a technical advisor to tech-forward companies, helping them build on the Claude Developer Platform. You'll work hands-on with customer engineering teams, develop custom evaluation frameworks, and create technical resources to enable their success with Claude. You'll also contribute to the community through hackathons and webinars.

Anthropic London, United Kingdom

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

Staff Machine Learning Engineer | | Up to+ Bonus

This role involves leading the development and deployment of advanced AI systems, including generative AI, LLMs, and agentic architectures. You will work across multiple engineering teams to establish reusable AI frameworks, tooling, and engineering standards, while remaining hands-on with complex AI applications.

WeDoTech Bunhill, London, United Kingdom £120,000 – £160,000 pa

Permanent

SC Cleared AI Engineer

This role involves designing, building, and delivering cutting-edge GenAI and Agentic AI products. You will work within a product squad to develop multi-step workflows, optimize AI performance, and integrate various backend services, all while ensuring security and scalability on Azure.

Computer Futures United Kingdom £600 pd

Staff ML Engineer | Agentic AI & Applied ML | London | |

Design and implement production-grade AI and ML systems, focusing on Agentic AI, RAG, and LangChain/LangGraph patterns. Establish engineering standards, improve observability and model risk controls, and drive adoption across engineering teams. Work within a regulated environment to enable safe, scalable AI solutions in production.

WeDoTech Bunhill, London, United Kingdom £800 – £1,000 pd

Hybrid Contract

Machine Learning Engineer

This role involves hands-on development of machine learning and language model workflows, integrating with various providers, and building robust retrieval systems. You will work on cost optimization, data privacy, and continuous improvement of the system's performance and reliability.

Maxwell Bond King's Cross, London, WC1H 8AL, United Kingdom £150,000 – £175,000 pa

Senior ML Engineer

Design and deploy production-grade NLP systems and large language models tailored for financial services, with a focus on scalability, data governance, and regulated environments. Develop fine-tuned, low-latency AI workflows integrated into cloud infrastructure, while mentoring engineers and advancing evaluation methodologies for LLM outputs. Work across the full ML lifecycle from research to deployment in a remote-first, innovation-driven team.

Aveni United Kingdom

Remote Permanent

Senior Backend Engineer – Node.js & AI

This role involves building and maintaining backend applications using Node.js, developing APIs and database services, and integrating with banking and payments systems. You will also work on AI features like intelligent assistants and process automation, collaborating closely with product, design, and engineering teams.

Adria Solutions Manchester, United Kingdom £70,000 – £85,000 pa

Hybrid Permanent

Senior Applied AI Engineer

This role involves building and deploying production-ready AI applications, including LLM-based solutions and RAG systems, for enterprise clients. You'll work in a collaborative team, focusing on scalable and secure AI solutions, and contribute to reusable frameworks and best practices.

Tenth Revolution Group London, United Kingdom £75,000 – £105,000 pa

Senior Data & AI Engineer

This role involves designing and scaling Azure Databricks-based data platforms, building robust data pipelines, and developing AI and LLM-powered capabilities. You will work closely with Product, Engineering, and Business stakeholders to deliver data products that support commercial decision-making and optimize cloud environments for performance and cost.

Tenth Revolution Group London, United Kingdom £75,000 – £90,000 pa

Hybrid Permanent

Senior Cloud Engineer

This role involves designing, building, and supporting scalable AWS cloud infrastructure, establishing best practices, and leading the development of a greenfield AWS environment. You will work closely with Azure engineers in a multi-cloud setting, provide technical leadership, and mentor junior engineers.

Harnham - Data and Analytics Recruitment Abingdon, OX14 5BH, United Kingdom £75,000 pa

Lead AI Engineer - Perm - Manchester

This hands-on role involves identifying where AI can improve software development processes, building and integrating AI tools into existing workflows, and measuring their effectiveness. You'll work closely with a team of 250 engineers to enhance productivity and software quality using LLMs and coding agents.

SRG M25Pd, United Kingdom £100,000 – £110,000 pa