Latest Open Source Jobs

Staff Backend Engineer - Grafana Second Horizon | UK |

Design and build the core backend services for an AI-native context layer management system that enables AI agents and tools to retrieve enterprise data context, metadata, lineage, and quality signals. Develop scalable, multi-tenant SaaS architecture with robust APIs, ingestion pipelines, and retrieval orchestration. Work in a high-autonomy environment, driving architecture decisions from prototype to production while operating and instrumenting services with full observability.

Grafana Labs United Kingdom £103,958 – £124,750 pa

Remote Permanent

Senior Backend Engineer - Databases - Loki Query | UK |

Design, build, and maintain distributed telemetry databases (Loki, Mimir, Tempo) in Go on Kubernetes. Own reliability, performance, and operations in a remote-first, open-source-driven environment. Collaborate across global teams to deliver scalable cloud services.

Grafana Labs United Kingdom £91,000 pa

Remote Permanent

Senior Software Engineer, AI Inference Systems

Design and optimize high-performance AI inference systems for large-scale models using cutting-edge GPU hardware. Develop compiler infrastructure, GPU kernels, and distributed inference techniques while contributing to open benchmarks and research. Work across the stack from hardware to orchestration in multi-cloud environments.

NVIDIA PLN 292,500 – PLN 650,000 pa

Senior Compiler Engineer

Design and optimize compiler toolchains for NVIDIA's Grace CPUs, focusing on performance-critical AI and HPC workloads. Collaborate with global teams and upstream open-source communities to enhance the GNU Toolchain and influence next-generation CPU architecture. Work at the intersection of compiler technology, systems software, and advanced computing infrastructure.

NVIDIA

On-site Permanent

Staff / Senior Software Engineer (Agentic Search) - Runtime

Design and operate low-latency, high-throughput runtime systems for a search engine built specifically for AI agents. Focus on optimizing request flows, retrieval orchestration, and response assembly under strict performance constraints. Collaborate with ML and indexing teams to integrate components while maintaining system efficiency and observability.

Nebius United Kingdom

Senior ML Engineer (Token Factory)

The role involves optimizing large-scale LLM inference and fine-tuning performance across tens of thousands of GPUs, focusing on reducing latency and cost-per-token. You'll work on cutting-edge problems like speculative decoding, low-precision pipelines, and inference engine improvements, with deep involvement in transformer architectures and GPU compute efficiency. The position offers technical leadership opportunities within a globally distributed engineering team pushing the boundaries of AI infrastructure.

Nebius United Kingdom

Senior Staff Software Engineer - Unity Catalog Runtime Enforcement

This role involves leading the development and hardening of the runtime enforcement layer for Unity Catalog within Databricks, ensuring secure and consistent data access across compute engines and clouds. The engineer will lead cross-organizational initiatives, design scalable enforcement mechanisms, and contribute to production stability at massive scale. Key responsibilities include mentoring team members, driving technical roadmaps, and building automation tools for operability.

Databricks London, United Kingdom

Delivery Solutions Architect

This role involves leading the post-sales technical strategy for strategic customers adopting the Databricks platform, ensuring successful onboarding, production rollout, and sustained usage of data and AI workloads. The Delivery Solutions Architect acts as the primary technical lead, coordinating across internal teams and customer stakeholders to drive adoption, resolve escalations, and deliver measurable business outcomes. The position blends deep technical expertise in data systems with customer engagement and strategic planning in complex enterprise environments.

Databricks London, United Kingdom

Hybrid Permanent

Senior Solution Engineer - Banking

This role involves collaborating with sales teams and customers to demonstrate Snowflake’s data platform, translating technical capabilities into business solutions throughout the sales cycle. The engineer will lead technical discussions, design implementations, and build customer trust through deep expertise in data architecture and cloud technologies. A strong focus on hands-on problem-solving, customer engagement, and staying ahead of emerging trends in AI and data science is central to the position.

Snowflake London, United Kingdom

Permanent

Solution Engineer - Retail/Travel

This role involves partnering with sales teams and customers to demonstrate Snowflake’s data platform, translating technical capabilities into business solutions across the sales cycle. You’ll lead technical discovery, deliver tailored demos and proofs of concept, and build trusted relationships with technical and executive stakeholders. The role emphasizes deep engagement with cloud data architecture, SQL, and modern data tooling while positioning Snowflake against competitive technologies in the retail and travel sectors.

Snowflake London, United Kingdom

Permanent

Devops Engineer

This role involves designing and maintaining secure, scalable AWS cloud infrastructure, building CI/CD pipelines with GitHub Actions, and implementing infrastructure as code using Terraform. The engineer will focus on platform hardening, security integration with tools like SIEM and DLP, and improving developer experience through automation and best practices. Collaboration with engineering and security teams is central to enhancing platform resilience and scalability.

REVYBE IT RECRUITMENT LIMITED Manchester, United Kingdom £60,000 – £70,000 pa

Remote Permanent

Senior Azure DevOps Engineer

Senior Azure DevOps EngineerCentral London (1/2 days per week in the office)Up to £95,000 + BenefitsWe're partnering with one of London's most exciting and rapidly growing fintech organisations as they continue to invest heavily in their cloud and platform engineering...

REVYBE IT RECRUITMENT LIMITED London, United Kingdom £85,000 – £95,000 pa

Venture Solution Architect

As a Venture Solution Architect, you will design and implement scalable, secure, and innovative technical solutions for new ventures within E.ON's internal venture studio. You will lead the architecture, execute rapid prototypes, collaborate with cross-functional teams, and ensure compliance with data protection standards. This role involves hands-on technical work, strategic decision-making, and a focus on delivering impactful, sustainable energy solutions.

E.ON Nottingham, United Kingdom

Hybrid Permanent

Platform Engineer

This role involves maintaining and enhancing a cloud platform on GCP and AWS, with a focus on automation, reliability, and developer experience. The engineer will work hands-on with Kubernetes, Terraform, and CI/CD tooling, supporting software teams through robust infrastructure and troubleshooting. The position balances modern cloud technologies with traditional system administration in a collaborative, hybrid-working environment.

Cathcart Technology Stockport, Manchester, M11 2HH, United Kingdom £70,000 pa

IT Systems Administrator

The role involves maintaining and administering IT infrastructure, including servers, storage, networking, and cloud platforms. Responsibilities include virtualisation management, security compliance, backup and disaster recovery, and automation using PowerShell. The position supports network upgrades, incident management, and continuous improvement projects while collaborating with business teams to ensure system reliability and efficiency.

Reed Bs494Qn, United Kingdom £35,000 pa