151 to 175 of 868 Open Source Jobs in London

Account Executive, Commercial

Location
Greater London, England, United Kingdom
areas, and have some interest and capabilities in others. About the Role: We are looking for an experienced sales professional, ideally with open source experience who will be selling into mid market enterprise accounts. The ideal candidate has been a part of the sales efforts for other early … investment they make with Kong. 2+ years of experience in direct sales experience selling enterprise software to small to mid-size organisations ideally with open source, APIs, and/or infrastructure software. Effective communicator and strong interpersonal skills. Excellent negotiation, presentation and closing skills. Experience with fast growing ...

Account Executive, Commercial

Location
Greater London, England, United Kingdom
ready to unlock intelligence? About the role: We are looking for an experienced sales professional, ideally with open source experience who will be selling into mid market enterprise accounts. The ideal candidate has been a part of the sales efforts for other early-stage enterprise products … they make with the company. 2+ years of experience in direct sales experience selling enterprise software to small to mid-size organisations ideally with open source, APIs, and/or infrastructure software. Effective communicator and strong interpersonal skills. Excellent negotiation, presentation and closing skills. Experience with fast growing ...

Java Engineer

Location
Greater London, England, United Kingdom
application architecture. Experience with Python for AI/ML-related development. Exposure to MLOps practices and AI model deployment pipelines. Contributions to open-source projects or technical communities. Competitive Salary Bonus Scheme Private Healthcare Insurance 25 Days Annual Leave + Bank Holidays Up to 10 days allocated … needs. Encouraging high social mobility is really important to us. We foster an inclusive culture by welcoming different perspectives, enabling equitable opportunities and promoting open dialogue. This commitment is reflected in initiatives such as our gender diversity group and our focus on mental health and wellbeing. Whatever stage ...

Senior Software Engineer, AI Centre of Excellence

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
emerging standards in AI governance. Track record of rapid prototyping with measurable ROI.Familiarity with distributed systems and large-scale data processing. Contributions to open-source projects or a strong GitHub portfolio. High technical curiosity and eagerness to learn new platforms. Experience in the payments industry (a strong plus … collaboration and connection. Curious about what it's like to be part of our team? Visit ourCareers Page to learn more about our culture, open roles, and what drives us. For a closer look at daily life at Checkout.com, follow us on LinkedIn and InstagramLocationLondonEmployment TypeFull timeLocation TypeOn-siteDepartmentAll ...

Senior Software Engineer, AI Centre of Excellence Software engineering London

Location
Greater London, England, United Kingdom
emerging standards in AI governance. Track record of rapid prototyping with measurable ROI. Familiarity with distributed systems and large‐scale data processing. Contributions to open‐source projects or a strong GitHub portfolio. High technical curiosity and eagerness to learn new platforms. Experience in the payments industry (a strong … connection. Curious about what it’s like to be part of our team? Visit our Careers Page to learn more about our culture, open roles, and what drives us. For a closer look at daily life at Checkout.com, follow us on LinkedIn and Instagram. #J-18808-Ljbffr ...

Senior Software Developer (Python)

Location
Greater London, England, United Kingdom
Science, we develop and operates modern analytical platforms and software solutions that enable data-driven decision making at scale. We embrace cloud-native technologies, open-source innovation, and engineering excellence to deliver high-impact products for our customers and internal stakeholders. Together, we are bold, collaborative, and passionate ...

Senior Director, Engineering - Corporates, Financial Institutions & Sovereigns

Location
Greater London, England, United Kingdom
experience - proven ability to evolve existing platforms while simultaneously designing and delivering new systems; comfort making bold architectural decisions in both constrained legacy and open greenfield environments People leadership and talent development - demonstrated ability to attract, grow, and retain exceptional engineers and engineering leaders; a builder of teams … services domain knowledge - familiarity with analytical workflows, credit ratings processes, or how technology creates leverage in financial decision-making Technical thought leadership - contributing to open source, speaking at industry events, publishing engineering content, or establishing technical direction that influences well beyond your immediate team What We Offer ...

Software Engineer III - Python, AIML, AWS, EKS

Location
Greater London, England, United Kingdom
machine learning models, providing software engineering expertise throughout the model development lifecycle. You will leverage both internal and external cloud platforms, utilizing proprietary and open-source tools to ensure models meet SDLC standards, are production-ready, and can be deployed efficiently. The position requires close interaction with platform ...

Software Engineer III - Python, AIML, AWS, EKS

Location
Greater London, England, United Kingdom
machine learning models, providing software engineering expertise throughout the model development lifecycle. You will leverage both internal and external cloud platforms, utilizing proprietary and open-source tools to ensure models meet SDLC standards, are production-ready, and can be deployed efficiently. The position requires close interaction with platform ...

Senior Software Engineer, Cloud and Analytics Platform

Location
Greater London, England, United Kingdom
continuous improvement to deliver resilient, highly scalable technology that keeps our Commodities and Global Markets business ahead of the curve. Leveraging best-in-class open-source frameworks and cloud-native services, you’ll design, build and run the distributed-compute and data-science platform that powers Macquarie ...

Developer (Python)

Location
Greater London, England, United Kingdom
both oral and written.• Testing: Ability to write thorough unit tests covering all major logic components, preferably using coding assistant.• Experience with vendor or open source agent frameworks and SDKs such as Azure Foundry, Copilot Studio, etc.• UI development using Angular/React Framework.• Linux/Unix & Shell ...

Developer (Python)

Location
Greater London, England, United Kingdom
both oral and written. Testing: Ability to write thorough unit tests covering all major logic components, preferably using coding assistant. Experience with vendor or open source agent frameworks and SDKs such as Azure Foundry, Copilot Studio, etc. UI development using Angular/React Framework. Linux/Unix & Shell ...

Senior Software Development Engineer in Test (SDET)

Hiring Organisation
Adaptive Financial Consulting Ltd
Location
Greater London, United Kingdom
Employment Type
Full Time
intuitive trading technology solutions. We are looking for a Senior Software Development Engineer in Test to join our team and help develop our open-source and proprietary platform products. YOU ARE: Self-directed, with the ability to define and manage priorities independently. A great team player who loves ...

Data Science Manager

Location
Greater London, England, United Kingdom
/CD, Kubernetes, Infrastructure as Code, containerization, and distributed computing platforms. Contributions to the AI community through publications, patents, conference presentations, research, or open‐source projects. EDUCATION Bachelor's degree or equivalent experience in Computer Science, Data Science, Statistics, Mathematics, Engineering, Physics, Artificial Intelligence, Machine Learning ...

Platform Staff Engineer - UK

Hiring Organisation
DISCO
Location
London, UK
Employment Type
Full-time
PostgreSQL.Experience delivering data platform software solutions (including designing, implementing, and operating) in the cloud. Experience selecting and extending 3rd party components (commercial or open source) that provide operational leverage. Familiarity with Agile development methodologies and practices. Experience using feature or release toggles as a code branching strategy. Experience ...

Data Science Manager

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
/CD, Kubernetes, Infrastructure as Code, containerization, and distributed computing platforms. Contributions to the AI community through publications, patents, conference presentations, research, or open-source projects. EDUCATIONBachelor's degree or equivalent experience in Computer Science, Data Science, Statistics, Mathematics, Engineering, Physics, Artificial Intelligence, Machine Learning, or a related ...

AIML Software Engineer, AI for Science

Location
City Of London, England, United Kingdom
Kubernetes (e.g. GKE). Familiarity with GCP networking and security controls — VPC, VPC Service Controls (VPC-SC), and private connectivity. Contributions to relevant open-source projects. Knowledge or interest in disease biology, molecular biology and medicine. Experience working with biomedical data (e.g., genomics, transcriptomics, proteomics, electronic health records ...

Senior AI Architect| London

Hiring Organisation
Infosys Technologies
Location
London, UK
Employment Type
Full-time
tool calling, and orchestration frameworks like LangChain, LangGraph, LlamaIndex, and Semantic Kernel. Hands-on exposure to both API-based (e.g., Claude, GPT, Gemini) and open-source (e.g., Llama, Mistral) LLM-based solution design. Agentic AI & Multi-Agent Architecture: Deep expertise designing autonomous and multi-agent systems that reason ...

Senior Cloud Security Engineer (GCP) - Engine by Starling

Location
City Of London, England, United Kingdom
your primary responsibilities may be, innovation and collaboration will be at the core of everything you do. Help is never far away in our open culture, you will find support in your team and from across the business, we are in this together! The way to thrive and shine … breaches Support our internal security awareness and training programs, advocating the DevSecOps mindset that we have created across our technology teams Requirements We're open-minded when it comes to hiring and we care more about aptitude and attitude than specific experience or qualifications. If you have an innate ...

Engineering Manager, Connectivity - London

Hiring Organisation
Humanloop
Location
London, UK
Employment Type
Full-time
every tool call and the OAuth and token management that keeps connections authenticated. We're also core contributors to the MCP spec — now an open standard under the Linux Foundation — and maintain the official Python and TypeScript SDKs. We're looking for an experienced engineering leader to lead … culture of belonging, and of product and engineering excellencePreferred qualifications3+ years of experience as an engineering managerFamiliarity with MCP or experience contributing to open standards or open source ecosystemsExperience leading teams that collaborate closely with distributed or cross-timezone partner teamsFamiliarity with authentication and authorization concepts such ...

Engineering Manager, Connectivity - London

Location
Greater London, England, United Kingdom
every tool call and the OAuth and token management that keeps connections authenticated. We're also core contributors to the MCP spec — now an open standard under the Linux Foundation — and maintain the official Python and TypeScript SDKs. We're looking for an experienced engineering leader to lead … belonging, and of product and engineering excellence Preferred qualifications 3+ years of experience as an engineering manager Familiarity with MCP or experience contributing to open standards or open source ecosystems Experience leading teams that collaborate closely with distributed or cross-timezone partner teams Familiarity with authentication ...

Infrastructure Security Engineer - London

Location
Greater London, England, United Kingdom
such as Wazuh) Experience in building custom cloud security tools or integrations Interest in leveraging AI for cloud security monitoring and automation Contributions to open-source cloud security projects Experience with securing AI/ML workloads in cloud environments Experience in banking, money transmission, P2P payments, or similarly ...

Staff Engineer (Identity Team)

Location
Greater London, England, United Kingdom
identities into a unified identity model. Familiarity with cloud computing platforms (e.g., AWS, GCP, Azure) and containerisation technologies (e.g., Docker, Kubernetes). Contributions to open-source projects or a personal portfolio demonstrating technical curiosity and skill. Experience with Domain-Driven Design (DDD) and standardizing communication patterns ...

Software engineer, agents (UK)

Location
Greater London, England, United Kingdom
connect + challenge + own” mindset. Past work on AI agents that coordinate multi-step actions, reasoning, or autonomous decision-making loops. Contributions to open-source agent toolkits or SDKs. Experience with frontend technologies (React, TypeScript) for tooling around agent management interfaces. Benefits & perks (UK full-time employees ...

Global Banking & Markets - Software Engineer - Vice President - London London · United Kingdom [...]

Location
Greater London, England, United Kingdom
reconciliation, and multi‐system migration environments. Other : Asynchronous/non‐blocking I/O frameworks (e.g., Vert.x, Netty), multi‐region/BCP architectures, and open‐source contribution experience. Employment Verification and EEO Statement Goldman Sachs is an equal‐opportunity employer and does not discriminate on the basis ...