526 to 550 of 852 Open Source Jobs in England

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 ...

Performance Engineer – Language Runtime (Contractor)

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 ...

Senior Director, Exposure & Vulnerability Management

Location
Greater London, England, United Kingdom
application‐layer findings without taking on pipeline ownership. Collaborate with Application Security, Business Technology, and GRC to strengthen software supply chain risk management — including open‐source governance and SBOM practices — providing exposure‐management visibility, prioritization, and reporting rather than owning the program. Governance, Regulatory & Risk Alignment ...

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 ...

Biology PhD - Scientific Coder

Location
Greater London, England, United Kingdom
frontier models cannot solve. Domains — depth required in at least two subdomains (with a coding focus) Biology — ecology, biochemistry, genetics 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 ...

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 ...

ML Scientist - Adversarial Robustness

Location
Greater London, England, United Kingdom
with hands‐on experience training and improving deep learning models end-to-end, across vision and language. You’ll work on well‐scoped empirical open‐ended ML research problems. Responsibilities Train image classifiers and generative image models from scratch, and fine‐tune open‐weight language models. … counts. LLM Post‐Training & Behavioral Robustness Hands‐on experience with one or more of: Supervised fine‐tuning and preference optimisation (DPO, RLHF, RLAIF) of open‐weight language models, including building your own datasets via synthetic generation, noisy or weak supervision, and rejection sampling. Shaping conversational behaviour over multiple turns ...

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 ...

Senior Full-Stack Engineer

Location
Greater London, England, United Kingdom
rewrite as we move from Flutter to React. Make sensible build-versus‐buy decisions; we build only what creates differentiated value for Perci and source the rest. Own the testing of your own work, and contribute beyond your core discipline. We are a small team, so everyone picks … your own methods for unblocking yourself where there is a lack of clarity rather than waiting for someone else to provide it. You are open to experimentation, including working in ways you have not worked before. It is quite reasonable to expect that some of what we try will ...

Senior Software Engineer (Rust)

Location
Greater London, England, United Kingdom
need to meet all of the following, but they would be valuable: Professional experience with Rust . Contributions to, or meaningful involvement with, open-source software . Experience in defence, national security, aerospace, or another mission‐critical technical environment. Previous forward‐deployed, field engineering, or customer‐facing engineering … understand the broader system. Reliability and software quality are shared responsibilities across the team. The company operates a hybrid/remote model and is open to candidates based in the UK or EU . The team meets regularly in person, and engineers travel to customer sites when deployments ...

AI Researcher - Fully Remote | Upto $120/hr

Location
Greater London, England, United Kingdom
with hands-on experience training and improving deep learning models end-to-end, across vision and language. You'll work on well-scoped empirical open-ended ML research problems. Responsibilities Train image classifiers and generative image models from scratch, and fine-tune open-weight language models. … counts. LLM Post-Training & Behavioral Robustness Hands-on experience with one or more of: Supervised fine-tuning and preference optimisation (DPO, RLHF, RLAIF) of open-weight language models, including building your own datasets via synthetic generation, noisy or weak supervision, and rejection sampling. Shaping conversational behaviour over multiple turns ...

Android Engineer

Location
Burgess Hill, England, United Kingdom
maintain unit and integration tests to ensure software quality. Integrate mobile applications with backend APIs and services. Design scalable solutions for complex and open-ended business requirements. Required Experience & Skills Experience building and maintaining Android applications. Strong proficiency in Android development using Kotlin. Experience with build tools such … Experience with performance analysis and application optimization. Ability to work with and modernize legacy codebases. Experience writing unit, integration, and automated tests. Familiarity with open-source frameworks and development practices. Experience working within globally distributed teams. Strong self-management, communication, and time management skills. Experience integrating mobile applications ...

iOS Engineer

Location
Burgess Hill, England, United Kingdom
pipelines and automation initiatives. Optimize application performance, reliability, and scalability. Work with both modern and legacy codebases as required. Design solutions for complex and open-ended business challenges. Develop and maintain unit and integration tests to ensure software quality. Required Experience & Skills Experience building and maintaining iOS applications. Strong … Experience with performance analysis and optimization. Ability to work with and modernize legacy Objective-C code. Experience writing unit and integration tests. Familiarity with open-source technologies and practices. Experience working within globally distributed teams. Strong self-management, organization, and time management skills. Experience integrating mobile applications with ...

Senior UX Designer

Hiring Organisation
scrumconnect ltd
Location
City, Newcastle Upon Tyne, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 - 70,000 Annual
comes from, and when human judgement is required Translate guardrails and human-in-the-loop checkpoints into clear, usable interface patterns (eg confidence indicators, source citations, escalation flows) Produce wireframes, prototypes, and high-fidelity designs (eg in Figma) Run usability testing sessions with real users and iterate designs based … sector, including service assessments Familiarity with GOV.UK Service Standard expectations Experience designing human-in-the-loop or escalation workflows in regulated environments Exposure to open-source design systems or communities Scope & Accountability Responsible for the end-to-end design and craft of the platform's user experience Owns ...