Jobs in York

Spotlight
Fractile logo

ML Runtime Engineer

Design and develop high-performance ML runtime systems for AI accelerators, integrating with open-source frameworks like PyTorch and vLLM. Work closely with hardware and software teams in a co-design environment to optimize inference performance. Build low-level runtime components in Rust and contribute to the full stack of ML inference infrastructure.

Fractile London, United Kingdom
Hybrid Permanent

Cash Equity Quant Researcher / London/ New York - Open

This role involves conducting advanced research to identify systematic anomalies in the equities market, developing and implementing trading strategies, and maintaining portfolio trading systems. You will work with large datasets, perform alpha idea generation, and contribute to the scalable research framework.

eFinancialCareers London, United Kingdom
On-site Permanent

Quantitative Researcher

Develop predictive models using high-frequency and alternative data to generate alpha in equities and futures markets. Work closely with developers to implement and optimize ML-driven trading signals, leveraging cutting-edge techniques in deep learning, NLP, and tree-based models within a collaborative research environment.

eFinancialCareers London, United Kingdom £200,000 pa
On-site Permanent

Senior/Staff Software Engineer, Developer Experience

This role focuses on building and maintaining automation infrastructure to support comprehensive testing and continuous deployment across diverse environments. The engineer will develop intelligent testing agents, manage CI/CD pipelines using GitHub Actions, ArgoCD, and Helm, and enable scalable test execution with realistic data and configurations. The position emphasizes infrastructure-as-code, containerization, and benchmarking to improve developer velocity and product reliability.

Cohere London, United Kingdom
Remote Permanent

Member of Technical Staff - RL Environments

Build and refine reinforcement learning environments to train and evaluate AI agents for enterprise applications. Design tasks, synthetic data pipelines, and verifiers while collaborating with modeling and product teams to close capability gaps. Work in a security-first AI company with a focus on measurable agentic performance and scalable evaluation systems.

Cohere London, United Kingdom
Hybrid Permanent
Synthesia logo

Solutions Consultant

The role involves designing and delivering customer onboarding and education programs to drive rapid product adoption and long-term success. The individual will create engaging training content, define onboarding processes, and collaborate with cross-functional teams to improve customer experience and retention. This position plays a key part in shaping how enterprise clients derive value from an AI-powered video platform in their first 90 days.

Synthesia Austin, Texas, United States US$70,000 – US$130,000 pa
Hybrid Permanent
PhysicsX logo

Principal CFD Engineer

A Principal CFD Engineer will lead the development and delivery of high-fidelity, multi-physics simulation models for real-world engineering challenges in aerospace, defense, and advanced manufacturing. The role involves hands-on CFD modeling, automation of simulation workflows, and close collaboration with customers and data science teams to integrate CAE with AI-driven tools. The engineer will also mentor junior staff and contribute to building scalable, optimized simulation pipelines on cloud and HPC platforms.

PhysicsX England US$200,000 pa
Hybrid Permanent Clearance Required
PhysicsX logo

Delivery Engineer - Aerospace & Defense

Lead business development and delivery for AI-driven simulation software within aerospace and defense clients. Drive technical scoping, manage cross-functional teams, and shape product evolution based on customer feedback. Engage with senior engineering leaders and represent the company at industry events, balancing strategic relationships with hands-on project execution.

PhysicsX England US$175,000 – US$250,000 pa
Hybrid Permanent Clearance Required
Synthesia logo

Regional Director of Sales

Lead and scale the US Global Strategic Accounts sales team, focusing on acquiring and expanding high-value enterprise clients with 10,000+ employees. Drive pipeline generation, refine account strategy, and collaborate with marketing and customer success to maximize revenue and customer engagement. Build and coach a high-performing team using rigorous sales methodologies in a fast-growing AI SaaS environment.

Synthesia New York City, New York, United States
Hybrid Permanent

IT Engineer

This IT Engineer role involves building and maintaining scalable, secure IT systems across endpoints, identity, office infrastructure, and compliance. You'll work closely with Security and Operations teams to automate processes, manage device fleets, and support global office expansion while ensuring SOC 2 and ISO 27001 compliance. The role emphasizes automation, security, and productivity in a high-growth AI environment.

ElevenLabs London, United Kingdom
Hybrid Permanent

Engineering - ElevenAPI

A Full-Stack Engineer will take full ownership of the ElevenAPI developer dashboard, building and enhancing features across the frontend and backend to improve developer experience. The role involves shipping end-to-end features, designing observability tools, running UI experiments, and contributing to open-source SDKs. The engineer will work in a high-velocity, impact-driven environment with a focus on innovation and developer-centric design.

ElevenLabs United Kingdom
Remote Permanent