Latest Open Source Jobs

Senior Platform Architect - UK

Serve as the technical owner for customer success from onboarding through production stability, driving scalable solutions and operational excellence with Temporal’s platform. Enable teams through best practices in reliability, observability, and workflow orchestration while proactively resolving complex issues. Work cross-functionally to establish standards, reduce time-to-production, and support long-term platform health and adoption.

Temporal United Kingdom £85,000 – £115,000 pa

Staff Solutions Architect, New Logo - UK

The role involves serving as a technical advisor to prospects and customers in the UK, evaluating application suitability for Temporal’s platform, and guiding engineering teams through adoption. You’ll lead technical sales discussions, build prototypes in supported languages, and support account executives in scoping opportunities. The position requires deep expertise in distributed systems, cloud platforms, and production-grade application architecture, with regular in-person engagement through 25–50% travel.

Temporal United Kingdom £150,000 – £190,000 pa

Senior Platform Engineer - Platform Metal | UK |

This role involves building and managing physical infrastructure and Kubernetes platforms outside public cloud environments, focusing on bare-metal provisioning, networking, and cluster lifecycle management. The engineer will work closely with internal teams to deliver scalable, reliable infrastructure using tools like Crossplane, Terraform, and Kubernetes. The position emphasizes operational ownership, collaboration, and innovation within a globally distributed, open-source-driven engineering culture.

Grafana Labs United Kingdom £91,755 – £110,106 pa

Remote

Software Engineer - Platform Metal | UK |

This role involves building and managing a Kubernetes-based internal engineering platform on physical hardware, outside public cloud environments. The engineer will provision and maintain bare metal infrastructure, networking, storage, and Kubernetes clusters, using tools like Crossplane, Terraform, and CNIs. Collaboration with application teams is key to understanding their needs and improving platform capabilities, with a strong focus on scalability, reliability, and efficient operations.

Grafana Labs United Kingdom £72,177 – £86,612 pa

Remote

Senior Staff Software Engineer - Delta

Design and develop high-performance backend systems for Databricks workspaces, focusing on scalability, low latency, and reliability. Lead technical projects across teams, mentor junior engineers, and contribute to open-source initiatives like Delta Lake. Work on large-scale distributed systems processing exabytes of data daily.

Databricks London, United Kingdom

Senior Geospatial Engineer

This role involves designing and building scalable cloud-native geospatial data pipelines and services to support critical national decision-making. The engineer will work with diverse spatial datasets, optimise processing workflows, and integrate systems using open-source GIS tools and OGC-compliant APIs. Collaboration within an Agile team ensures robust, interoperable geospatial solutions deployed via CI/CD and cloud infrastructure.

ISR Recruitment United Kingdom £475 – £525 pd

Hybrid Contract Clearance Required

Cloud Architect- eDV Cleared

Design and implement cloud-native solutions on AWS for high-impact national security projects. Work with open-source technologies, microservices, and structured architecture frameworks in a secure environment. Lead technical design and collaborate with stakeholders on mission-critical systems.

Searchability NS&D Cheltenham, United Kingdom £60,000 – £115,000 pa

On-site Permanent Clearance Required

Cloud Architect- eDV Cleared

Design and implement secure, scalable cloud-native solutions on AWS for high-impact national security projects. Work with microservices, open-source technologies, and modern DevOps practices including CI/CD and Infrastructure as Code. Operate within structured architecture frameworks like TOGAF or SAFe while leading technical teams and advising stakeholders.

Searchability NS&D London, United Kingdom £65,000 – £120,000 pa

On-site Permanent Clearance Required

Senior Software Engineer (YDB Team)

Design and optimize core components of YDB, a distributed storage and database system powering Nebius's AI cloud infrastructure. Work on low-level performance engineering, leveraging modern hardware like NVMe drives and DPUs. Focus on high-performance, low-latency systems using C++ in a distributed environment.

Nebius United Kingdom

Full Stack Developer

This role involves integrating hardware and cloud intelligence to deliver innovative services, including building automated data pipelines, managing cloud infrastructure, and creating digital applications. You will work on cutting-edge IoT and data-driven technology, shaping technical direction and collaborating in a supportive culture.

CMD Recruitment Melksham, SN12 6JL, United Kingdom £55,000 – £60,000 pa

On-site Permanent

Software Engineering Manager - Observability

Lead and grow a team of engineers building observability platforms for large-scale distributed systems, focusing on metrics and distributed tracing. Collaborate on architecture design and infrastructure services to support DevOps practices across engineering teams. Work with open-source tools and modern cloud-native technologies in a flexible, innovation-driven environment.

CrowdStrike Denmark

Hybrid Permanent Flexible

Software Engineering Manager - Observability

Lead and grow a team of engineers building observability platforms for large-scale distributed systems. Architect and implement tracing and metrics solutions using open-source tools like OpenTelemetry and Prometheus. Collaborate across engineering teams to enable DevOps practices through robust infrastructure services, with a focus on reliability, scalability, and innovation in cloud environments.

CrowdStrike

Hybrid Permanent Flexible

Senior Software Engineer

As a Senior Software Engineer, you will work on the Tableflow project, developing and maintaining a multi-tenant, highly available compute infrastructure for Kora's storage solutions. You will focus on table materialization, compaction, and background maintenance, ensuring high availability and scalability across Confluent Cloud.

Confluent United Kingdom

Remote Permanent

Staff Software Engineer I

Design and implement scalable storage solutions for a next-generation multi-modal storage engine, focusing on table materialization, compaction, and highly available compute infrastructure. Work on distributed systems challenges at massive scale within the Confluent Cloud platform. Collaborate across engineering and product teams to integrate streaming and table-based data consumption seamlessly.

Confluent United Kingdom

Remote Permanent

Sr. Solutions Engineer

This role involves partnering with sales teams to win new digital-native customers by conducting technical evaluations and proofs-of-concept using real data and workloads. The Senior Solutions Engineer will engage directly with technical buyers, demonstrating Databricks' Data Intelligence Platform across data engineering, machine learning, and Generative AI use cases. The position emphasizes hands-on problem solving, integration with existing cloud and open-source stacks, and active participation in technical communities through workshops and hackathons.

Databricks London, United Kingdom