1 to 25 of 377 Open Source Jobs in London

Software Maintenance Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading … metal, virtualization (KVM), containerization (Docker/LXC/LXD), storage (Ceph and Linux filesystems), networking (OVS, OVN and Core networking), OpenStack, Kubernetes and the open source applications running on top of them. It will challenge you to show the breadth of your engineering skills, which will be needed ...

Legal Counsel

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
business that generates revenue directly: the AGPL‐3.0/Enterprise dual‐licensing model behind YOLO. Every company using Ultralytics’ models commercially either open‐sources their entire project under AGPL‐3.0 or buys an Enterprise license. Supporting compliance, converting to contract, and negotiating the Enterprise agreements themselves – is core … background compliance task. We need someone who’s done this kind of work before, not someone learning opensource licensing on the job. What you’ll do Opensource licensing and IP Own the AGPL‐3.0/Enterprise licensing model end to end: detect likely violations ...

Cloud Field Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Help global companies embrace the latest private cloud infrastructure, Linux and cloud native operations, and open source applications. Our team applies expert insights to real-world customer problems, enabling the enterprise adoption of Linux Ubuntu, OpenStack, Kubernetes and a wide range of associated technology. This role has very … managed services team at the end of a project. They are also software engineers who use Python to develop Kubernetes operators and Linux open source infrastructure-as-code. The people who love this role are developers who like to solve customer problems through architecture, presentations and training. Location ...

Senior Software Engineer, Docker Agents (London)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Docker containers are the perfect vehicle to host and run AI agents—providing isolation, portability, and reproducibility. You’ll be working on cagent, our opensource project (https://github.com/docker/cagent), and expanding on it to enable developers to build, deploy, and scale intelligent … implement systems that leverage Docker containers as the ideal runtime for AI agents, ensuring isolation, scalability, and portability Expand cagent: Maintain and evolve the opensource cagent project, adding new capabilities for containerized agent deployment and orchestration Agent Runtime Development: Build robust infrastructure for packaging, deploying, and managing ...

Public Sector Account Executive (Education)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
usage-based pricing, and modern data architectures. Solve Complex Problems: Move beyond simple transactions to address the intricate data challenges our customers face. Champion Open Source: Articulate the value of our advanced commercial features while advocating for our Open-Source offerings. Identify New Use Cases: Showcase … date. Ability to create alignment across teams to accelerate deals. AI Mindset: Use new technologies for performance advantage and deal structuring. Open-Source Appreciation: Enthusiasm for the Open-Source model and the community relying on our solutions. Additional Information - We Take Care of Our People ...

Enterprise Account Executive

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Infisical is the open source security infrastructure platform that engineers use for secrets management, certificates, and privileged access management. We help developers and organizations securely manage billions of secrets every month including application configuration, database credentials, certificates, and more. We’ve raised $19M from Y Combinator, Google … make security easier for all developers — starting with secrets management. We’re looking to hire exceptional talent to join us in building the open source security infrastructure stack for the AI era. About the role As an Enterprise Account Executive , you’ll be responsible for growing the customer ...

ML Engineer/Researcher Engineering London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
that reflect real personal-finance tasks and make model strengths and failure modes clear. Second, we will train our own models on top of open source, tuned for financial advice and evaluated against standards we care about: numerical correctness, rule-following, and robustness on long, messy inputs. … evals for personal-finance guidance and advice, including numerical accuracy, constraint satisfaction, and long-document robustness. Model building. Fine-tune, distill, and post-train open models into Clove models for financial advice. Research. Investigate why models fail on numbers and layered rules, and turn those findings into methods that ...

Staff Solutions Engineer (UK)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
additional tasks required by manager. What you will bring: 7+ years of pre-sales Solution Engineering or relevant experience at a SaaS, Open-source or Enterprise Software company. Experience working with Open-source technology. Foundational knowledge/understanding of API Management & Integration, Cloud computing trends, Open-source business models. Confident ability to present and lead discussions with C or Director level executives as well as Product Managers and Engineers. Enthusiasm for working in a high profile, fast-paced startup culture. Bonus Points: Previous experience with API Gateway or Service Mesh is preferred. Experience with ...

Open Source DevOps Engineer (Python/Golang) – Cloud & Linux

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Canonical is a leading provider of open source software and operating systems, with Ubuntu at the core of cloud, AI, and data initiatives. We seek a software engineer to lead a regional team in delivering Python and Go based open source operations code across the Linux ...

Sr. Solutions Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
their own ground across modern data engineering (Spark, Delta, streaming), machine learning, and Generative AI, and integrate cleanly with their existing cloud and opensource stack. Move at start‐up speed: qualify quickly, prove value early, and land in a way that sets up expansion. Make the technical … commercial case against competing tools, including cloud data warehouses, opensource stacks, and hyperscaler services. Demonstrate our Builder Culture and our principle of "show, not tell", supported by the latest AI tooling, to inspire customers on the art of the possible. Contribute to Databricks' technical community by developing ...

Software Engineering Manager (Backend SaaS)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Software Engineering Manager (Backend SaaS) Canonical · London Licensed sponsor London On-Site Likely to sponsor About the role Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives … organisation Build automated, highly reliable image delivery, testing and publication pipelines Engage with many other teams at Canonical, as well as the open source community and commercial partners Work from home with global travel 4‐6 weeks per year for internal and external events Valued skills and experience ...

Fullstack Engineer (Backend)

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day
Opportunity You will join a high-impact development squad building commercial offerings on top of the thriving open-source Backstage framework. You will design and build backend systems, APIs, and developer portals that elevate the developer experience across external commercial clients and internal engineering teams alike. Your Impact … streamline engineering workflows. Engineering Excellence: Elevate code quality through technical RFCs, code reviews, architectural feedback, unit testing, and full operational ownership of your services. Open Source Collaboration: Partner with product managers, designers, and the open-source community to shape the evolution of internal developer platforms. Your ...

Senior Software Engineer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
Already live with banks and financial institutions, and hiring to build the product further. You'll work across our data integration platform and our open-source schema language and ecosystem. What You'll Work On Mostly Kotlin backend, but everyone touches the full stack: the integration platform (streaming … pipelines, query execution, API composition, schema resolution, running in production at real financial institutions); our open-source schema language (compiler, type system, query engine, no prior compiler experience needed); our AI agent built on Spring AI (greenfield work orchestrating integrations autonomously); and the frontend (mainly Angular, some React ...

Salesforce/NetSuite Engineering Manager, Commercial Systems

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Canonical is a leading provider of open-source software and operating systems for global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world's leading public … skills of their direct reports, and who has the drive to deliver. This is an exciting opportunity to work with great people and exciting opensource solutions on innovative engineering solutions supporting Canonical's growth. The Commercial Systems unit is conceived as six engineering teams that closely collaborate ...

Technical Product Manager - GenAI Platforms - Agentic Infrastructure - CTO Office London, GBR P[...]

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
prototype the next generation of infrastructure, hardware, and applications that power the Bloomberg Terminal and beyond. Our work spans AI platforms, cloud infrastructure, opensource stewardship, and generative AI innovation. For over a decade, Bloomberg has been at the forefront of applying AI, ML, and NLP to financial … trust you to Define and drive the vision for Bloomberg’s Agentic Infrastructure, with a focus on agentic control planes Translate emerging open source & industry standards into production‐ready, enterprise‐grade infrastructure capabilities Collaborate across Bloomberg’s AI platform teams to integrate agentic capabilities that support experimentation ...

Senior Software Engineer - Python/MongoDB

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
enabling high-performing, rock-solid MongoDB deployments on any cloud or platform our customers choose. We want to create the world's best open source analog to MongoDB Altas or Amazon DocumentDB, which can be owned, controlled and operated by end-users on their own multi-cloud … Linux systems administration, operations, and package management. You are passionate about quality and automatic testing. Work with one of the industry's pioneers in open source with intelligent engineers at every level from engineer to CTO and CEO level. At Canonical we've honed our remote-first culture ...

Enterprise Account Executive

Hiring Organisation
Appcast
Location
London, UK
headhunting for an Enterprise Account Executive to join a fast-growing, medium-sized Tech company.Our client is the publisher of a Linux open source operating system that is a leading platform for public cloud compute and a favorite platform for software engineers, data scientists and AI developers. Their … message queues, identity, observability, analytics, machine learning, and web publishing capabilities. Their customers appreciate that they can get security compliance and support for everything open source from a single company - from the data center to the cloud and edge!Enterprise Sales RepresentativeRepresent the company, its solutions and software ...

Senior Integrated Campaigns Manager, FinTech & Capital Markets - London - Up to 90k

Hiring Organisation
Appcast
Location
London, UK
help clients build high-performance, resilient trading systems across asset classes and create lasting competitive advantage.At the heart of it is Aeron, our open-source technology used by hundreds of market participants to build high-throughput, low-latency, resilient trading systems, on-premises and in the cloud. Together … trading tech clear and compelling: not dumbed down, just sharp.Hands-on with the message, the copy, the assets, the execution: all of it.A source of commercial focus and momentum for the people around you.Genuinely curious about capital markets, technology, and the audiences shaping where this industry goes.YOU HAVE:Strong ...

Senior Integrated Campaigns Manager, FinTech & Capital Markets - London - Up to £90k

Hiring Organisation
Adaptive Financial Consulting Ltd
Location
Greater London, United Kingdom
Employment Type
Full Time
help clients build high-performance, resilient trading systems across asset classes and create lasting competitive advantage. At the heart of it is Aeron®, our open-source technology used by hundreds of market participants to build high-throughput, low-latency, resilient trading systems, on-premises and in the cloud. … tech clear and compelling: not dumbed down, just sharp. Hands-on with the message, the copy, the assets, the execution: all of it. A source of commercial focus and momentum for the people around you. Genuinely curious about capital markets, technology, and the audiences shaping where this industry goes. ...

Global Threat Analyst, Protective Intelligence, GSRS, EMEA

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
relevant area. Bachelor's degree or equivalent practical experience. 4 years of experience managing security intelligence analysis and risk mitigation strategies, including experience with Open Source Intelligenc (OSINT). 2 years of experience supporting projects related to close protection (executive protection) operations through analytic support or prior operational … that directly informs critical protective operations, keeping the company’s most at-risk employees safe. You will apply well-honed judgement, security acumen, and open-source research skills to conduct tactical threat monitoring, strategic risk assessments, intelligence briefings, and manage vendor performance. Your role requires established skills ...

Global Threat Analyst, Protective Intelligence, GSRS, EMEA

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
that directly informs critical protective operations, keeping the company's most at-risk employees safe. You will apply well-honed judgement, security acumen, and open-source research skills to conduct tactical threat monitoring, strategic risk assessments, intelligence briefings, and manage vendor performance. Your role requires established skills … Minimum qualifications: Bachelor's degree or equivalent practical experience. 4 years of experience managing security intelligence analysis and risk mitigation strategies, including experience with Open Source Intelligenc (OSINT). 2 years of experience supporting projects related to close protection (executive protection) operations through analytic support or prior operational ...

Global Threat Analyst, Protective Intelligence, GSRS, EMEA

Hiring Organisation
17918
Location
Westminster, West End, United Kingdom
that directly informs critical protective operations, keeping the company's most at-risk employees safe. You will apply well-honed judgement, security acumen, and open-source research skills to conduct tactical threat monitoring, strategic risk assessments, intelligence briefings, and manage vendor performance. Your role requires established skills … Minimum qualifications: Bachelor's degree or equivalent practical experience. 4 years of experience managing security intelligence analysis and risk mitigation strategies, including experience with Open Source Intelligenc (OSINT). 2 years of experience supporting projects related to close protection (executive protection) operations through analytic support or prior operational ...

Enterprise Architect - AI

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
trail, and approval‐gate processes for production AI systems. Security & Cloud AI‐specific security fundamentals: model security, prompt‐injection defenses, supply chain security for opensource/open‐weight models. Solutions‐architect level expertise in at least one hyperscaler (AWS, Azure, or GCP), including their native …/AI/ML or related) beneficial but not required given sufficient hands‐on depth. Continuous, demonstrable learning in AI — publications, opensource contributions, conference speaking, or lab‐based experimentation are all valued signals. WWT is an Equal Opportunity Employer Employment decisions are made without regard to race ...

Member of Technical Staff (Software Engineer, Backend API)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
what the platform offers today. What we look for Experience with designing and operating distributed, high-load systems. Build with frontier models and tools - open source and closed source - every day, and you can walk us through your agentic workflow in detail. High autonomy and agency, paired … ecosystem or in adjacent domains where API schemas evolve fast under real customer load, such as fintech or payments. You've contributed to open-source SDKs, frameworks, or integrations that developers actually use. #J-18808-Ljbffr ...

Software Engineer, New Grad - Infrastructure

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
technical team members. Willingness to learn and make decisions independently, and the ability to ask questions effectively. Eagerness to delve into the source code of open-source libraries (such as Cassandra or Chromium) to truly understand how they work or to debug an issue. Staying … date with recent industry practices and advancements in open-source technology. What We Require Engineering background in fields such as Computer Science, Mathematics, Software Engineering, or Physics. Familiarity with data structures, storage systems, cloud infrastructure, frontend frameworks, and other technical tools. Experience coding in programming languages, such ...