1 to 25 of 42 Open Source Jobs in the City of London

Azure Generative AI Solution Architect

Location
City Of London, England, United Kingdom
work with customers from ambiguous early-stage ideas through architecture, proposal, governance and delivery, going deep on the Azure AI platform while bringing in open-source technologies where they provide the best solution. What You'll Do Architect end-to-end Generative and Agentic AI solutions on Azure … open-source technologies, owning technology choices and trade-offs. Lead discovery with clients, turning unclear or evolving requirements into defined problems, architectures and delivery plans. Advise customers on risks and challenges they haven't yet spotted, and on the questions they should be asking. Embed AI governance ...

Technical Support Engineer

Hiring Organisation
Formance
Location
City of London, Greater London, UK
terms of responsiveness, resolution time, tone, and knowledge Support the customer throughout their entire lifecycle Provide expert-level technical support for customers using our Open Source Ledger and other backend modules. Troubleshoot complex issues, investigating and diagnosing problems quickly, and escalating them to the development team when necessary. … support and relay feedback for continuous improvement. Ability to prioritize and manage multiple tickets/issues Fluent in English Nice to have : Familiarity with open-source ecosystems, APIs, webhooks, or BE tools Basic understanding of financial services infrastructure (ledgers, reconciliation, transactions) Benefits We offer a competitive package including ...

Account Executive

Hiring Organisation
Ultralytics
Location
City of London, Greater London, UK
Ultralytics , we are shaping the future of Vision AI. Our groundbreaking YOLO (You Only Look Once) models are the world’s most widely used open-source object detection tools, empowering millions of developers and enterprises to build intelligent applications that see and understand the world. Now backed … hand in hand. Why This Role and Why Now Be part of a once-in-a-decade AI success story with an enormous open-source following and clear product-market fit. Join at the moment when Ultralytics is transitioning from foundation building to large-scale global growth. Sell ...

Java Software Engineer

Location
City Of London, England, United Kingdom
digital transformation engagements. Experience and Skills Excellent hands‐on experience with Java and associated technologies. Experience working with Spring Boot. Hands‐on knowledge of open‐source tools, libraries and standards. Some working knowledge of containers (Docker). Strong experience of working in Test Driven Development, test coverage, unit … Knowledge of both traditional and agile delivery methods. Drive and desire to further your skillset and lead in the application domain. Good knowledge of Open source and open standards. Strong analytical skills and attention to detail. Knowledge and demonstrable experience of both traditional and agile delivery methods. ...

Senior ML Research Engineer

Hiring Organisation
Zettafleet
Location
City of London, Greater London, UK
would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. ...

Graduate ML Research Engineer

Hiring Organisation
Zettafleet
Location
City of London, Greater London, UK
would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. ...

Full Stack Engineer

Hiring Organisation
Higher - AI recruitment
Location
City of London, Greater London, UK
already secured significant early-stage funding, including a $10m Seed round in 2024. The founding team is composed of ex-Palantir and ex-Open AI leaders. They combine deep sector knowledge with cutting-edge design and software engineering expertise to deliver state-of-the-art SaaS capabilities leveraging … experience working with cross-functional software development teams Experience shipping and iterating on production-grade software components professionally and/or in the open-source community Ability to write robust, well tested, and well-designed code that frequently gets deployed to users Strong understanding of product development ...

Software Integration Engineer

Hiring Organisation
microTECH Global LTD
Location
City of London, Greater London, UK
layers. Integration work for other compression solutions, such as VC6 and point cloud compression, into different video editing and creation applications. Engaging with the open-source community to contribute changes upstream to video player open-source projects and assist with their integration of LCEVC. Development activity ...

Application Security Coordinator

Location
City Of London, England, United Kingdom
including threat actor groups, their TTPs, intrusion activities, and geopolitical relevance. Job Description Collects, processes, and disseminates cyber threat intelligence from varying sources, including open source reports, information sharing partners, and vendor reports to create actionable results for internal stakeholders Coordinate and produce strategic, operational, and tactical intelligence … cyber intelligence analysis required (3 - 5 years' work experience) Deep knowledge of analytical tradecraft, intelligence analysis, writing techniques and methodologies, critical thinking skills, and open source intelligence gathering techniques Strong interpersonal skills and team focused Subject matter expertise in nation-states, advanced persistent threats, and cybercriminal organizations Experience ...

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 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 ...

Global Banking & Markets - Software Engineer - Associate - London

Location
City Of 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 ABOUT GOLDMAN SACHS At Goldman Sachs, we commit our people, capital and ideas to help our clients, shareholders ...

Global Banking & Markets - Software Engineer - Vice President - London

Location
City Of London, England, United Kingdom
speed. Equities Execution Services provides liquidity and execution to institutional clients globally and is a core, stable revenue driver for the firm. We combine open-source, industry-standard, and proprietary technologies to build platforms for pricing, execution, and control across millions of transactions every day. Equities Execution Core ...

Engineer C# (Full Stack)

Location
City Of London, England, United Kingdom
with observability tools such as OpenTelemetry and Grafana. Experience with Infrastructure as Code (Terraform). Understanding of financial markets or trading systems. Contribution to open‐source projects. Awareness of security principles and DevSecOps practices. Role Band & Level Professional/5 Location United Kingdom – 135 Bishopsgate, London Inclusive Statement ...

Senior Pipeline TD - Film 2D

Location
City Of London, England, United Kingdom
Deep experience with the Nuke API, programmatic control, and workflow automation. Practical experience deploying machine learning models directly into production pipelines. Solid understanding of open-source VFX frameworks such as OpenImageIO, OpenColorIO, FFmpeg, and OpenRV. Strong software engineering fundamentals in a Linux environment, including Git, code reviews, testing ...

Associate Director Lead AI Architect

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
understanding of LLMs, Generative AI, prompt engineering, RAG architectures and vector databases . Experience with frameworks and tooling such as LangChain, LangGraph or similar open-source AI toolkits . Experience fine-tuning, evaluating, deploying and monitoring large-scale AI systems. Strong understanding of MLOps and/or LLMOps ...

Senior Software Engineer

Location
City Of London, England, United Kingdom
follow through Value collaboration, openness, and continuous improvement Bonus points if you’ve worked with APIs, cloud-native platforms, AI-enabled systems, or open source, but curiosity matters most. Life at Gravitee At Gravitee, we invest in humans, not just roles . You’ll get: Competitive medical coverage ...

Full Stack Software Engineer (Golang/Typescript)

Hiring Organisation
Safe Intelligence
Location
City of London, Greater London, UK
experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch) and open-source contributions (especially Python-based) would be a bonus. Familiarity with CUDA, GPU-based computations, end-to-end neural network training, MLOps ...

Machine Learning Engineer

Hiring Organisation
Higher - AI recruitment
Location
City of London, Greater London, UK
software engineering skills with a focus velocity Excellent communication skills and the ability to flourish in a team Located in London/Paris and open to working in office Tech Stack: Python FastAPI Python, Typescript, or React Open source LLMs Building for production Benefits Currently Offered (likely ...

Software Developer Backend (SFIA5)

Location
City Of London, England, United Kingdom
front end technologies such as HTML, CSS, Bootstrap Java 8 Spring Boot Docker Kubernetes Atlassian Build tools: Maven, Gradle, Ant Familiar with source control systems, such as GIT, including branching, merging, etc. Testing: TDD, unit testing, JUnit, Mockito, Cypress Good knowledge of relational databases such as MySQL and PostgreSQL … scripts, store procedures Shift to the left: Functional test automation (API testing, UI testing [cucumber, nightwatch]) Nice to have skills AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable) Experience on a front-end javascript framework such as react, angular or vue.js RedHat OpenShift ...

Senior Engineer (Full-Stack)

Location
City Of London, England, United Kingdom
ability and innovative problem solving skills.Software Design Patterns.Source control (Git).Desired:OOP \\ SOLID Principles.Demonstrable experience of C# (.Net 8+) in a professional environment.Contribution to open-source projects.Experience of regulatory driven projects.Knowledge of Financial Markets, Systems and Over the Counter (OTC) products.The Fusion Platform Team Builds, Owns and Runs ...

Computer Vision Engineer

Location
City Of London, England, United Kingdom
fine-tuning. Knowledge of cloud platforms ( AWS , GCP , Azure ) for model training and deployment. Background in multimodal AI (vision + language). Contributions to open-source CV/ML projects or publications in top conferences (CVPR, ICCV, NeurIPS, ECCV, TPAMI...). Knowledge on TRT. Experience on edge computing … Image Retrieval in general. What We Offer ZERO micromanagement. At Fogsphere, researchers work independently under the Head of Research, with a focus on open discussion and professional development, where the best ideas are the ones applied. Opportunity to work on cutting-edge computer vision challenges in some ...

AIML Engineer, AI for Science

Location
City Of London, England, United Kingdom
will drive the development of AI models and agentic systems — researching, designing, implementing, and delivering solutions across a range of scientific tasks, including open-ended research questions, leveraging high-performance computing and the vast biomedical data sources available at GSK. Team Culture The AI4S team is built … software. Experience with Large Language Models (LLMs) and Agentic AI (e.g., tool use, multi‐agent orchestration, deployment and evaluation). Contributions to relevant open‐source projects. Relevant scientific publications in AI/ML (e.g., NeurIPS, ICML, ICLR, AAAI), computational biology or bioinformatics venues. Knowledge of or interest ...

Application Security Engineer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
architectures - Implement application security controls and proactive measures to prevent security incidents - Implement and manage SAST/SCA tooling across application repositories to identify source code risks - Scale automated DAST solutions across applications to maximise testing coverage - Carry out penetration testing on internally developed applications Required Skills/Experience … Experienced in application security focussing on red, blue or purple team activities - Experienced in software development or experience contributing to Open-Source projects - Experienced with DAST tools such as Burp Suite, OWASP Zap or similar - Experience with SAST/SCA tools such as Snyk, Veracode, Checkmarx or similar ...

Build & Deployment Engineer

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
City of London, London, Coleman Street, United Kingdom
Employment Type
Contract
London - Hybrid (4 Days on-site, 1 day WFH each week) Inside IR35 Contract Are you a build and deployment engineer who can open up the C# code behind a pipeline and fix it yourself? That combination is exactly what's needed here. You'll join the Platform Engineering … function of one of the world's largest financial groups, owning the on-premises toolchain that takes software from source code to production. GitHub Enterprise, TeamCity, JFrog Artifactory and Xray, and Octopus Deploy, all integrated with ServiceNow change and vulnerability management. In a regulated banking environment, every build ...