Jobs in York

Spotlight

Engineering Manager - AI Defence Product (dominAI)

Lead a new AI-powered defence product team, line-managing AI/ML, simulation, infrastructure and web engineers while staying hands-on in TypeScript, React and Node. You own delivery end-to-end, hiring and people development, partnering with Product and technical leads, with hybrid working one day a week in Shoreditch.

Hadean London

Hybrid Permanent Clearance Required

Spotlight

Senior Computational Chemist, LNP Design

Lead the computationally guided design of a lipid nanoparticle delivery platform, applying chemical and biophysical principles to optimise LNP composition and formulation. Use AI-enabled chemistry, cheminformatics, predictive models and molecular modelling to prioritise formulation components, working closely with the experimental team and founding team in a small start-up.

CureAge Therapeutics London

Hybrid Permanent Part-time

Machine Learning Engineer

Build scalable data platforms, pipelines and ML infrastructure, and deploy production AI solutions including LLMs, RAG systems and AI agents. Work in a small, highly visible team partnering with investment and operational stakeholders, owning projects end-to-end from design through production and driving architecture decisions.

Harnham - Data and Analytics Recruitment Abingdon US$200,000 – US$225,000 pa

Hybrid

Software Engineer

Build and own core platform capabilities including application infrastructure, APIs and shared services, developing full stack applications in Python, React and TypeScript. Surface machine learning and predictive analytics insights through intuitive interfaces and integrate AI/LLM-powered workflows into production, making key architectural decisions within a small AI and Innovation team.

Harnham - Data and Analytics Recruitment United States US$200,000 – US$225,000 pa

Hybrid

Deployment Strategist

Customer-facing role owning the full customer journey, from onboarding and change management to roadmap planning and contract preparation. Works alongside simulation, software, ML engineers and data scientists to translate industrial engineering challenges into product opportunities, tracking engagement and measuring value. Hybrid role based in Manhattan with remote flexibility.

PhysicsX New York, United States US$150,000 – US$250,000 pa

Hybrid

Member of Technical Staff, Modeling

Design and implement novel research ideas, ship state-of-the-art models to production, and maintain deep connections to academia. The role blends engineering and research, with everyone contributing to production code and experimentation on large-scale distributed training infrastructure. Compute-to-engineer ratio is unusually high, and the position is remote-friendly with no location restrictions.

Cohere London

Remote Permanent

Member of Technical Staff, Training Performance Engineer

Optimises large language model training performance, focusing on throughput and accelerator utilisation. Writes low-level CUDA and Triton kernels, works on distributed training strategies, and builds profiling tools within the Pre-Training team. Combines software engineering, ML and kernel design to remove performance bottlenecks.

Cohere London

Hybrid Permanent

CFD Multiphase & DEM Engineer

Develops multiphase CFD and DEM models for industrial bioprocess and chemical engineering applications, covering gas-liquid, solid-liquid, VOF and Euler-Euler/Euler-Lagrange approaches, non-Newtonian rheology and coupled reactive physics. Owns meshing strategy, parametric CAD-coupled simulation pipelines, HPC-scale transient runs and surrogate/ML-CFD workflows, working directly with customers to scope and validate models against experimental data.

PhysicsX Singapore

Hybrid

Senior Software Engineer

Builds and shapes next-generation data analytics products within the R&D team, working on the core Contextual Decision Intelligence platform used for fraud, financial crime and data management. Back-end services are written in Scala as microservices, using Cats, Shapeless, Akka and Monix, with event sourcing and CQRS in the persistence layer.

Quantexa London

Hybrid Permanent

Software Engineer, Agent Infrastructure

Builds and scales the infrastructure that trains and deploys OpenAI's agentic models, spanning a novel in-house container orchestration platform, FastAPI and gRPC APIs, and Terraform-managed cloud systems. Works closely with researchers on novel training runs while scaling production agent platforms to hundreds of millions of users.

OpenAI London

Hybrid Permanent Clearance Required

Research Engineer

Join the research team at an AI audio company, training state-of-the-art models across modalities and improving them through post-training, data curation and architectural changes. You'll design rigorous benchmarks and evaluations to judge whether new model iterations are genuinely better, working autonomously in lean, high-velocity teams.

ElevenLabs United Kingdom

Remote Permanent

Developer Experience Engineer

Design, build and maintain open source SDKs, client and server libraries and an MCP server to drive developer adoption, while shaping the ElevenLabs API and developer tooling. Acts as "customer zero" for new developer products, jumping across languages and the stack, with scope to write technical content and speak at conferences.

ElevenLabs United Kingdom

Remote Permanent