801 to 825 of 1,234 Permanent Open Source Jobs

Lead Software Engineer - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We are entirely cloud native and want to build a truly multi ...

Member of Technical Staff - Software Engineer

Location
Greater London, England, United Kingdom
APIs , particularly those conforming to JSON:API Comfortable working on infrastructure (e.g., setting up CI pipelines, navigating Kubernetes) If you have a personal or open-source project you’d like to share, we’d love to see it (GitHub links welcome!) Salary and benefits Office: Our brand ...

Senior Security Consultant

Location
City of Edinburgh, Scotland, United Kingdom
Managing risks and services in accordance with customer, regulatory and legislative expectations. + Experience outside of traditional enterprise IT scenarios extending to proprietary and open-source software, firmware and electronic hardware. + Exposure to product architectures, encapsulating technologies such as electro-optics, radars, lasers. + Exposure to Operational ...

Senior Crypto Threat Analyst - Terrorism

Location
Greater London, England, United Kingdom
intelligence reports for both technical and non-technical audiences Capable of using Python, SQL, or AI-assisted querying to extract and analyze blockchain or open-source data A strong analytical mindset with excellent judgment when handling sensitive or uncertain intelligence A collaborative and proactive approach, comfortable working across ...

Senior Research Associate in Computer Vision and 3D Reconstruction for Wildlife Conservation

Location
Manchester, England, United Kingdom
performance, accuracy and uncertainty. Collaborate with project partners to undertake data collection and validation at Chester Zoo. Contribute to the development and release of open-source software, datasets and trained models. Prepare research findings for publication in peer-reviewed journals and presentation at national and international conferences. Contribute ...

Staff Software Engineer, AI Reliability Engineering

Location
Greater London, England, United Kingdom
RDMA and InfiniBand. Have expertise in AI-specific observability tools and frameworks. Have experience with chaos engineering and systematic resilience testing. Have contributed to open-source infrastructure or ML tooling. The annual compensation range for this role is listed below. For sales roles, the range provided ...

Forward-Deployed Principal AI Architect

Location
England, United Kingdom
sectors: pharmaceuticals and life sciences, financial services, or public sector. Technical leadership of offshore or nearshore engineering teams. Published technical writing, conference speaking, or open source contributions. What the First Year Looks Like First 90 days. Embedded as technical lead on a live enterprise engagement. Architecture standards ...

Member of Technical Staff, Intern

Location
Witney, England, United Kingdom
frontend systems Get hands-on with evaluation frameworks that measure accuracy, robustness, and clinical reliability Help prototype with new models, prompting techniques, and open-source orchestration tools (LangChain, LlamaIndex, etc.) Develop a strong user-centric mindset, building empathy for Abridge's clinicians and the challenges they face Collaborate ...

Performance Engineer – Language Runtime

Location
Cambridge, England, United Kingdom
microarchitecture: out‐of‐order pipelines, branch prediction, caches, TLBs and prefetching. ARM64 experience, particularly on mobile or embedded SoCs. Contributions to an open‐source runtime, compiler or GC, or a track record of upstream performance patches. Experience with LLM agents or ML‐assisted tooling for code optimisation ...

Product Engineer

Location
Greater London, England, United Kingdom
shipped and improved in small iterations with the help of early feedback from users. We are heavily biased towards keeping things simple, using existing open-source technologies and not reinventing the wheel if it doesn't add any value. AI is how we operate. We use Claude ...

Principal Vulnerability Researcher

Location
Metropolitan Borough of Solihull, England, United Kingdom
externally, creating environments that encourage collaboration, knowledge sharing, and innovation. Experience organising, leading, or contributing to research communities, working groups, special interest groups, open- source initiatives, or industry forums. Strong written and verbal communication skills, with experience producing high- quality technical papers, presentations, blogs, advisory reports, or research ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
Salesforce CRM (Service, Sales, and Marketing Clouds)* Extensive experience with Salesforce Flows and Lightning Web Components (LWC), including complex custom development* Experience contributing to open-source AI frameworks or librariesLI\*YUnleash Your PotentialWhen you join Salesforce, you’ll be limitless in all areas of your life. Our benefits ...

Mid-Level Backend Engineer - Driver Squad

Location
Greater London, England, United Kingdom
knowledge of Go, TypeScript, and AWS. Exposure to logistics, mobility or operational‐domain systems. Evidence of self‐directed learning, such as personal projects or open source contributions. Technologies We Use Golang AWS, CDK (TypeScript), Lambda, SQS, EventBridge, RDS (PostgreSQL) React, React Native GitHub, GitHub Actions Grafana, Loki Claude ...

Enterprise Architect - Digital Backbone & Digital Experience

Location
Luton, England, United Kingdom
evidence rather than hype, using proportionate proof‐of‐value activity and clear adopt, trial, watch or avoid recommendations. Maintain awareness of relevant vendor, open‐source and industry direction, incorporating it into domain standards and roadmaps where it earns its place. Roadmaps and long‐term planning Own and maintain ...

Enterprise Architect - Digital Backbone & Digital Experience

Location
Caddington, England, United Kingdom
evidence rather than hype, using proportionate proof‐of‐value activity and clear adopt, trial, watch or avoid recommendations. Maintain awareness of relevant vendor, open‐source and industry direction, incorporating it into domain standards and roadmaps where it earns its place. Roadmaps and long‐term planning Own and maintain ...

Telecom Threat Intel Analyst – T-ISAC (Hybrid London)

Location
Greater London, England, United Kingdom
GSMA is expanding the T-ISAC Team and seeks a Security Analyst to drive threat intelligence sharing across mobile networks. You will combine sensitive source data with open-source insights to produce actionable intelligence for strategic decision-makers. You’ll work with a small team, collaborating with ...

Chemistry PhD - Quantum Specialist

Location
Greater London, England, United Kingdom
models cannot solve. Domains — depth required in at least two subdomains (with a coding focus) Chemistry — quantum chemistry, computational chemistry What you'll do Source your own material: a published paper, a Kaggle dataset, an open-source repository, or a scenario you design Write scientific prompts based ...

Senior Linux Open Source Sustaining Engineer (Remote)

Location
Greater London, England, United Kingdom
Canonical is seeking a Software Engineer, Sustaining Engineering for a remote role with teams across time zones. The job involves addressing Linux-based infrastructure issues, contributing to OpenStack, Kubernetes, Ceph, and upstream projects, and collaborating ...

Hybrid Platform Engineer – Open Source & Cloud Innovator

Location
United Kingdom
Capgemini is seeking experienced Platform Engineers to join a collaborative team delivering digital services for UK public sector clients. You will work on cross-functional projects using Linux, Docker and Kubernetes, provisioning with Terraform on ...

Lead Software Engineer - AI-Driven Payments (Open Source)

Location
Glasgow, Scotland, United Kingdom
JPMorganChase is seeking a Lead Software Engineer within the Commercial & Investment Bank, Payments Technology, to drive AI-first software solutions for trusted market-leading products. You will own the public GitHub presence and publish agent ...

Campus AI Researcher, PhD/Postdoc (Full-Time)

Location
Greater London, England, United Kingdom
Campus AI Researcher, PhD/Postdoc (Full-Time) Full-time AI research role for PhD/postdoc candidates working on open-ended ML research, model design, tooling, and infrastructure from concept to production. For PhD and postdoctoral researchers working on open-ended machine-learning problems from research through … production. What Jump looks for Strong publications at venues such as ICML, ICLR, AAAI, NeurIPS, UAI, or KDD, and/or meaningful open-source AI research contributions. Strong machine-learning background, including modern deep learning and/or language-model architectures such as transformers and state-space models. ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
people with the following attributes: Exceptional ability. Whether in work, school, side projects, or elsewhere, you will have demonstrated exceptional ability. We are open minded about the exact form this takes. Some examples we look for: You have played a key role in an early stage startup You have … hackathons, math, or physics competitions You have an impressive side project, like a popular blog or open source library. Excellent communication. In speech and writing. Conscientiousness. You want to do good work, regardless of oversight. You are excited to have freedom to work without too much process ...

Software Machine Learning Engineer

Location
Manchester, England, United Kingdom
fulfil common targets. Required Skills and Experience : Development experience on cross-team projects with milestones and dependencies Strong programming skills (C, C++, Python). Source control skills (Git, Gerrit, Repo) Worked and developed using methods like agile SW development, continuous integration and Test driven development. Nice To Have Skills … Experience : Experience with Machine Learning applications and frameworks Experience in compiler development Open Source software development Awareness of hardware architecture principles In Return: All Arm employees are provided with vital training to succeed in their respective roles. As well as a friendly and high‐performance working environment. ...

Operations Engineer

Location
Greater London, England, United Kingdom
Wintel hardware Knowledge of network stacks, protocols and technologies. Demonstrative competency in scripting with Powershell and/or Python Experience with Enterprise and open source monitoring tools such as Splunk or New Relic Experience of working with CI/CD tooling such as GitHub, Bitbucket, Harness, Kubernetes, Terraform … Experience of working both independently and collaboratively in a fast paced, demanding IT environment with a strong focus on business outcomes. Comfortable with collaboration, open communication and reaching across functional borders. Any experience in the financial services industry is also a plus. Morningstar's hybrid work environment gives ...

SoC/ASIC Design Verification Engineer

Location
Bristol, England, United Kingdom
visibility. Led by the founders of the OpenTitan secure silicon project, zeroRISC is driving commercial adoption of high assurance software and services rooted in open silicon. Our products forge an immutable connection between hardware and software, enabling users to trust their devices no matter where they’re built … alike. You will participate in the whole chip design process from architecture to tapeout and silicon validation. By engaging with the world's premier open-source silicon community, you will support our mission of open secure silicon everywhere. We're looking for engineers with strong design verification ...