AI Engineer Jobs

Senior AI/ML Engineer

This role involves designing, building, and deploying AI-driven systems using state-of-the-art large language models and agent-based systems. You will work closely with cross-functional teams to translate complex problems into scalable AI solutions, optimize system performance, and contribute to the overall AI strategy. The company is at the forefront of applied AI, focusing on automating manual workflows and enhancing decision-making processes.

Platform Recruitment London, United Kingdom £90,000 – £120,000 pa

Hybrid Permanent Flexible

Head of AI Engineering

This role involves setting the technical vision for AI engineering, building and leading senior engineering teams, and owning the platform architecture for training, deploying, and monitoring AI systems. You will partner with product, data, and domain leaders to deliver real-world impact in high-trust, high-scale environments.

Experis Nottingham, Nottinghamshire, United Kingdom £120,000 – £150,000 pa

Hybrid Permanent

Senior AI Engineer (Agentic / Applied AI)

This role involves designing, building, and deploying agentic AI systems in a production environment. You will develop AI-driven workflows for decision-making in complex, rules-based systems, integrate LLM-powered systems, and work with large-scale structured datasets. The position offers high ownership and the chance to shape AI applications in critical, data-intensive domains.

Platform Recruitment Dublin, City Of Dublin, Ireland £85,000 – £120,000 pa

On-site Permanent

Senior Agentic AI Engineer

This role involves designing, building, and deploying autonomous AI agents within Unity-based virtual environments. You will have significant ownership and influence over how AI shapes the future of virtual design, working closely with a specialized team on cutting-edge projects for a variety of clients.

Platform Recruitment Hertford, Hertfordshire, United Kingdom £85,000 – £120,000 pa

On-site Permanent

AI Engineer

This role involves designing and delivering AI orchestration systems and platform infrastructure, connecting AI models, workflows, and decision-making processes. You will work closely with product, data, and engineering teams to ensure the platform is secure, scalable, and compliant for enterprise use, while building AI-driven features from scratch in a fast-moving environment.

Data Idols London, United Kingdom £95,000 – £105,000 pa

Hybrid Permanent

Senior AI Engineer

This role involves designing, building, and scaling enterprise-grade AI-powered applications, leading the development of generative AI proof of concepts, and scaling prototypes into production-ready solutions. You will work across the full development lifecycle, from proof of concept to production deployment, while providing technical leadership and mentoring junior engineers. The role also involves collaborating with stakeholders and contributing to the wider GenAI capability within the team.

83zero Manchester, United Kingdom £75,000 – £85,000 pa

Hybrid Permanent Clearance Required

AI Engineer

As a GenAI Full Stack Engineer, you will design, build, and scale AI-powered applications, working across the full development lifecycle from proof of concept to production deployment. You will collaborate on both GenAI and traditional software projects, leveraging modern frameworks and tools to create scalable, production-ready solutions.

83zero London, City And County Of the City Of London, United Kingdom £55,000 – £70,000 pa

Hybrid Permanent Clearance Required

Senior Principal AI Engineer

This role involves designing, building, and delivering production-grade AI solutions for complex client environments. The Senior Principal AI Engineer will lead technical initiatives, mentor team members, and ensure AI solutions are scalable, secure, and responsible. Key responsibilities include translating business problems into AI solutions, leading client engagements, and upholding engineering standards.

Expleo London, United Kingdom £100,000 – £150,000 pa

On-site Permanent

AI Engineer

The AI Engineer will work on cutting-edge financial technology projects, designing and integrating AI/ML solutions into production systems. Responsibilities include collaborating with engineering and product teams, optimizing LLM performance, and contributing to architecture and deployment workflows.

Fraser & Co. Talent Partners Limited St Paul's, City And County Of the City Of London, EC4M 9AD, United Kingdom £45,000 – £65,000 pa

Hybrid Permanent

Software AI Engineer

This role involves working in a R&D team to develop cutting-edge AI and machine learning solutions for national security applications. The Software AI Engineer will collaborate with industry partners, have end-to-end project exposure, and benefit from a highly autonomous and collaborative environment.

SF Partners Rubery, West Midlands (county), B45 9FH, United Kingdom £60,000 – £70,000 pa

Hybrid Permanent Clearance Required

AI Engineer

This role involves leading the experimentation, implementation, and scaling of agentic AI solutions within a creative and operational environment. You will design and deploy AI-driven systems, translate emerging capabilities into practical applications, and establish best practices for AI governance and risk management. Collaboration with cross-functional teams and staying current with agentic AI developments are also key responsibilities.

Talent Smart Farringdon, Greater London, London, EC1M 4BJ, United Kingdom £70,000 – £90,000 pa

On-site Permanent

AI Engineer

This role involves designing, building, and shipping core product features across the stack, working closely with customers and the founding team to deliver meaningful outcomes. You will develop event-driven systems, integrate with third-party platforms, and own the delivery process from concept to deployment, while championing engineering best practices.

Rerooters Limited t/a Certus Recruitment Milton, Cambridgeshire, Cambridgeshire, United Kingdom £70,000 – £100,000 pa

On-site Permanent

Senior Backend AI Engineer

This role involves designing and delivering AI orchestration systems and platform infrastructure, connecting AI models, workflows, and decision-making processes. You will work closely with product, data, and engineering teams to ensure the platform is secure, scalable, and compliant for enterprise use, while building cutting-edge AI-driven features from scratch.

Data Idols London, United Kingdom £95,000 – £105,000 pa

Hybrid Permanent

AI Engineer - Python , LLMs

This role involves partnering with business stakeholders to design and deliver impactful dashboards, analytical products, and metric frameworks. You will build high-quality analytics datasets, semantic layers, and reusable data models, while also developing and maintaining CI/CD pipelines for analytics workflows. The position emphasizes using Python, LLMs, and AI-assisted tools to enhance data manipulation and insight generation.

Infused Solutions Sheffield, South Yorkshire, United Kingdom £400 – £500 pd

Hybrid Contract

Senior Full-stack Python Typescript AI Engineer

This role involves designing, building, and optimizing scalable backend services and APIs for a SaaS platform with a focus on AI-driven components. You will work on RAG pipelines, vector databases, semantic search, and data modeling, while ensuring security, performance, and reliability. Collaboration with a cross-functional team is key, and you will contribute to best practices in development, testing, and deployment.

TEKsystems London, United Kingdom £40,000 – £60,000 pa

On-site Contract