Latest infrastructure engineer Jobs

Senior Solutions Architect – Large Scale AI Training

This role involves serving as a technical advisor to leading AI organizations in EMEA, focusing on large-scale distributed training and post-training of advanced AI models such as Mixture-of-Experts. The architect will guide customers on optimizing training efficiency, infrastructure, and software stacks using NVIDIA's full stack including NeMo and Megatron-LM, while influencing product development through direct customer feedback. The position bridges deep technical expertise with strategic collaboration across research, engineering, and developer communities.

NVIDIA

Remote Permanent

Senior Solutions Architect – Diffusion AI Models

This role involves guiding AI-native companies in EMEA to build and optimize image, video, and multimodal generation pipelines using NVIDIA's accelerated computing platform. The Senior Solutions Architect will provide deep technical expertise in diffusion models, including DiT, UNet, and flow matching, and optimize performance across single and multi-GPU environments. Responsibilities include identifying bottlenecks in vision workloads, translating customer feedback into product improvements, and contributing to developer outreach through demos and workshops.

NVIDIA PLN 292,500 – PLN 507,000 pa

Software Engineer, ChatGPT Infrastructure

Design, build, and operate reliable, scalable systems supporting AI products like ChatGPT and the OpenAI API. Focus on performance optimization, system resilience, automation, and developer experience across distributed infrastructure. Collaborate with research, product, and engineering teams to improve reliability, scalability, and observability at global scale.

OpenAI London, United Kingdom

On-site Permanent

Software Engineer, Cloud Infrastructure

Design and build scalable, secure cloud infrastructure platforms that support OpenAI's products, including ChatGPT and the API. Work with Kubernetes, networking, and cloud abstractions while ensuring system reliability and contributing to a safety-first culture. Participate in on-call rotations and help scale systems to meet growing demand.

OpenAI London, United Kingdom

Permanent

Senior Java Engineer - mthree

This role involves leading the architectural evolution and scaling of a high-throughput platform for a global financial institution. Responsibilities include influencing system design, driving automation, and optimizing performance for a platform processing millions of complex operations monthly.

eFinancialCareers London, United Kingdom

On-site Permanent

Principal Engineer, Private Markets Technology - Macquarie Group

This role involves leading the technical direction and evolution of Macquarie's global Real Assets and Real Estate technology estate. You will work closely with senior leaders to shape architectural decisions, improve data capabilities, and drive innovation through modern engineering practices and AI.

eFinancialCareers London, United Kingdom

ML Systems Engineer

Develop and maintain a software 'digital twin' to model and benchmark a high-speed knowledge layer for agentic AI systems. Design and run experiments to evaluate performance improvements from semantic memory, using GraphRAG and enterprise knowledge graphs, while aligning software models with hardware development. Produce rigorous benchmarks and evidence for technical validation, fundraising, and pilot support.

IC Resources Edinburgh, United Kingdom

On-site Permanent

Staff Software Engineer - Backend

This role involves building and improving large-scale distributed systems for Databricks' Lakehouse Platform, focusing on backend services that enable secure, high-performance data storage and access across cloud infrastructures. You'll work on reliability, scalability, and developer experience, tackling challenges from infrastructure to product features. As a founding team member in London, you'll help shape the future of a unified data and AI platform.

Databricks London, United Kingdom

On-site Permanent

ML Data & Platform Engineer

This role involves building and maintaining scalable data pipelines and ML infrastructure to support speech AI models. You'll work across the full lifecycle—from data acquisition and preparation to model training, evaluation, and production serving—while improving data quality, observability, and MLOps practices. The position emphasizes end-to-end ownership of distributed systems and close collaboration with ML teams to accelerate model deployment.

Speechmatics London, United Kingdom

ML Data & Platform Engineer

This role involves building and maintaining scalable data pipelines and ML infrastructure for training and serving speech AI models. You'll work across the full stack to improve data acquisition, model deployment, and system reliability, with a focus on solving data challenges unique to speech AI. The position emphasizes ownership, end-to-end problem-solving, and close collaboration with the ML team to accelerate model iteration and productionisation.

Speechmatics Cambridge, United Kingdom

Platform Engineer

This role involves designing, building, and enhancing a secure and scalable Databricks data platform, developing data pipelines, and contributing to platform architecture and best practices. You will work closely with Product, Analytics, and Data Science teams to deliver effective data solutions and support platform operations.

Gattaca Surrey, United Kingdom £75,000 – £85,000 pa

Platform Engineer

This role involves designing, building, and enhancing a secure, scalable Databricks platform, developing data pipelines using Databricks, Apache Spark, and Delta Lake, and contributing to platform architecture and best practices. The Platform Engineer will work closely with Product, Analytics, and Data Science teams to deliver effective data platform solutions and support platform operations, monitoring, and performance optimization.

Matchtech Surrey, United Kingdom £75,000 – £85,000 pa

Research Engineer, Machine Learning (Reinforcement Learning)

This role involves collaborating with researchers and engineers to advance the capabilities and safety of large language models through reinforcement learning. Responsibilities include developing core RL infrastructure, designing novel training environments, and optimizing performance across the stack.

Anthropic London, United Kingdom £260,000 – £630,000 pa

On-site Permanent

Research Engineer, Machine Learning (RL Velocity)

As a Research Engineer on the RL Velocity team, you will focus on building and improving the RL training infrastructure, identifying and removing bottlenecks, and partnering with researchers and engineering teams to enhance the efficiency and reliability of Anthropic's AI systems. This role involves high-leverage work that impacts the entire organization's ability to iterate and improve models quickly.

Anthropic London, United Kingdom £370,000 – £630,000 pa

Hybrid Permanent

Data Engineer

This role involves building and maintaining data pipelines, warehousing solutions, and cloud-based data architectures. You will work with Python, cloud platforms, ETL/ELT processes, and data modeling, while ensuring best practices in software development and infrastructure as code.

Sanderson London, United Kingdom