Machine Learning Research Engineer

Builds and scales generative and predictive models of cellular behaviour, implementing and optimising large neural networks and distributed training infrastructure. Acts as a bridge between ML research and production, profiling GPU workloads and optimising inference for use by data scientists and biologists on multi-modal biological data.

Relation Therapeutics London
On-site Permanent

Manager, Applied AI Architects

Lead a team of senior Applied AI Architects acting as the technical "CTO of the book of business" for OpenAI's largest enterprise customers across North EMEA. Own technical account strategy, resource allocation and paths to production across ChatGPT Enterprise, the API, Codex and agentic solutions, while coaching the team and serving as an executive technical sponsor.

OpenAI London
Hybrid Permanent

Software Engineer, ChatGPT Infrastructure

Backend engineering role building and operating the distributed systems behind ChatGPT at significant scale. You'll write production code, design shared services and APIs, lead infrastructure migrations, and own production behaviour through monitoring, staged rollouts and incident response. Combines backend development with reliability and on-call work, closely partnered with product teams.

OpenAI London
Permanent Clearance Required

Associate Director, Platform Engineering

Lead the platform engineering team owning hybrid on-prem and cloud compute, Kubernetes clusters, MLOps infrastructure and scientific compute environments for machine learning and drug discovery. Set architectural strategy, mature CI/CD and observability, and own platform security and data governance for sensitive patient-derived data, reporting to the VP of Engineering.

Relation Therapeutics London
Permanent

Deployed AI Engineer

Integrates state-of-the-art AI and software into complex customer systems, working directly with avionics engineers and partners to understand unfamiliar data structures, APIs and network protocols, then building adapters to connect them to Helsing's cloud infrastructure. Owns delivery end-to-end, from formalising requirements and fixing bugs to shipping features and running technology demonstrations in simulations or on real systems.

Helsing Berlin, Germany

Member of Technical Staff, Applied AI

Work at the interface between frontier generative models and pharmaceutical/biotech customers, deploying, adapting and fine-tuning models in customer environments. Build production-grade API integrations, model-serving infrastructure and ML data pipelines, while acting as technical point of contact for partners. Combines deep ML research with customer-facing delivery in an interdisciplinary team.

Latent Labs London
Hybrid Permanent

Forward Deployed AI Engineer

Customer-facing engineering role deploying frontier generative biology models into pharma and biotech environments, owning the full lifecycle from technical scoping to production delivery. Involves building API integrations, data pipelines and model-serving infrastructure on AWS with Docker and Kubernetes, plus on-site work with international partners.

Latent Labs London
Hybrid Permanent

Operational Services Support Specialist

You will be the heartbeat of a 24/7 onsite operation, orchestrating mobile robot recoveries, meeting SLAs, and analysing technical data to resolve system faults and improve asset performance. The role involves cross-functional communication and incident management within Ocado's automated Customer Fulfilment Centres, working from the Sofia office on a rotating shift pattern.

Ocado Sofia, Bulgaria
On-site Shift-work

AI Platform Architect

Own the end-to-end architecture of an enterprise AI platform spanning Azure and AWS, covering ML training, model hosting, MLOps and Generative AI. Define patterns for LLMs, RAG, vector search and agent frameworks, produce reference architectures and standards, and provide technical direction to ML and platform engineers while embedding security, governance and regulatory requirements.

VIQU IT Recruitment London £90,000 – £95,000 pa
Hybrid

Senior Machine Learning Engineer

Lead the design, build and deployment of production-grade ML systems for defence clients, covering architecture, scalable infrastructure and MLOps standards. Work cross-functionally with engineers, data scientists and commercial teams, acting as a technical advisor and mentoring junior engineers. Requires on-site work with customers 2-4 days per week and eligibility for UK Security Clearance.

Faculty Remote (UK)
Remote Permanent Clearance Required

Machine Learning Engineer

Deliver bespoke, production-grade machine learning systems for defence clients, covering the full ML lifecycle from architecture and scoping to deployment. Work with Python, Scikit-learn, TensorFlow or PyTorch, plus cloud platforms and Docker/Kubernetes, splitting time between client sites and remote work.

Faculty Remote (UK)
Remote Permanent Clearance Required

Innovation Delivery Manager

Lead delivery of innovation initiatives from discovery through PoC, MVP and production release, coordinating cross-functional teams across Product, Engineering, Design, Data and AI. Apply Agile, Lean and iterative practices to manage risks, dependencies, budgets and milestones, working with internal technology teams and external partners to commercialise emerging technology and AI-enabled products.

Akkodis London £700 – £800 pd
Hybrid Contract

Technical Lead (Core Services)

Hands-on technical leadership of the core platform services underpinning an AI product for regulated financial services, spanning client-data ingestion, CRM integrations and APIs, multi-tenancy, identity and data lifecycle. Leads roughly six to seven engineers while remaining close to production code, primarily Node.js on AWS with event-driven, distributed systems.

Aveni United Kingdom
Remote Permanent

Full Stack Software Engineer - AI/ML - Security Cleared

All-round full stack engineer building modern applications, REST APIs and data integrations while embedding AI/ML and computer vision capabilities into production software. Works alongside AI/ML specialists and researchers, contributing to architecture, automated testing and CI/CD, and supporting customer demos, trials and deployments in national security and defence.

Searchability NS&D Hounslow £45,000 – £90,000 pa
Permanent Clearance Required

Head of IT

Executive leadership role owning technology strategy, governance and architecture across the organisation, with responsibility for enterprise business applications, cyber security and data management. A major focus is driving digital transformation, automation and the adoption of AI, alongside managing technology budgets, resources and strategic supplier relationships.

Reed Technology United Kingdom £80,000 – £90,000 pa