1,751 to 1,775 of 1,969 Open Source Jobs in the UK

Back-End Developer (Magento)

Hiring Organisation
ADLIB
Location
Bristol, Avon, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £70,000 per annum
party integrations. Hands-on checkout and payment experience, including PSP integrations and custom checkout functionality. Strong PHP and MySQL skills, with experience across Magento Open Source and Adobe Commerce. Knowledge of Composer, Redis, caching, message queues and Magento performance optimisation. Experience with Git, CI/CD pipelines, automated ...

Principle Architect

Location
St Athan, Wales, United Kingdom
hand operational experience. Weunderstand the challenges, have theknow-howto overcome them, and work together to succeed.Operating for over a decade, we delivercutting-edgecapabilities from open-source intelligence (OSINT) to uncrewed surface vessels and high-altitude one-way effectors that deliver true interoperability across all security levels. As Principal ...

Data Analyst Apprentice

Hiring Organisation
QA
Location
Reading, Berkshire, United Kingdom
Employment Type
Full-Time
Salary
£21,000 per annum
Ensure all new and existing links to the website include correctly structured and consistent UTM parameters to support accurate marketing tracking and reporting Review open-source package pages to ensure descriptions, documentation, and associated links are accurate, functional, and up to date Identify pages that are underperforming against ...

Product Engineer

Location
Greater London, England, United Kingdom
love (but don’t require) A passion for building developer tools, SDKs or platforms is a strong plus Side projects or contributions to open-source communities What you’ll get Competitive salary + equity options Hybrid working model (office in Finsbury Park; mix of remote + in-office ...

Founding Engineer

Location
Manchester, England, United Kingdom
looking for You have built something from zero to one and thrive in ambiguity. That could be a company, a product, an open-source project or something you made because it needed to exist You have unusually high agency. You spot what matters, move quickly and finish what ...

Research Engineer

Location
Greater London, England, United Kingdom
provide a seamless path from research to production for machine‐learning models Enabling large‐scale distributed training of machine‐learning models Contributing back to open‐source projects Ideal Candidate Deliver high‐quality, well‐engineered software with strong architectural awareness Take end‐to‐end ownership of solutions, from concept ...

UI Tools Programmer

Hiring Organisation
Rockstar Games
Location
Dundee, Angus, United Kingdom
Salary
£ 70 K
development experience.Developed and delivered high level software tools to internal clients, such as a game editor application for peers.Adept at C++, can understand proprietary open-source C++ library usage.HOW TO APPLYPlease apply with a CV and cover letter demonstrating how you meet the skills above. If we would ...

UI Tools Programmer

Hiring Organisation
Rockstar Games
Location
Dundee, UK
Employment Type
Full-time
Developed and delivered high level software tools to internal clients, such as a game editor application for peers. Adept at C++, can understand proprietary open-source C++ library usage. HOW TO APPLYPlease apply with a CV and cover letter demonstrating how you meet the skills above. ...

Field Specialist – AI hardware security and verification

Location
Sheffield, England, United Kingdom
team effectively, and learn by doing. Ideally you have projects to share with us. Prior startup or early‐stage company experience. Published work, open‐source contributions, or side projects demonstrating technical depth. Experience managing or mentoring engineers. This role is ideal for someone who wants to do meaningful ...

Field Specialist – AI hardware security and verification

Location
Greater London, England, United Kingdom
team effectively, and learn by doing. Ideally you have projects to share with us. Prior startup or early‐stage company experience. Published work, open‐source contributions, or side projects demonstrating technical depth. Experience managing or mentoring engineers. This role is ideal for someone who wants to do meaningful ...

Vulnerability Response Engineer

Location
Greater London, England, United Kingdom
access control weaknesses that automated tooling does not surface Excellent knowledge of large-scale security solutions and vulnerability scanning tools, both commercial and open source Software development experience with either Python, Go, Rust, and/or Bash scripting, sufficient to build and maintain production security tooling and automation ...

Developer Advocate

Location
Greater London, England, United Kingdom
welcome applications from those typically underrepresented in tech. Learn how we think and work On Tessl, The AI Native Development Startup Experience with open‐source communities and contributor ecosystems Announcing skills on Tessl: the package manager for agent skills Podcast Episode: The End of Fragmented Agent Context ...

Systems Engineers

Location
The Herberts, Wales, United Kingdom
challenges, have the know-how to overcome them, and work together to succeed.Operating for over a decade, we deliver cutting-edge capabilities from open-source intelligence (OSINT) to uncrewed surface vessels and high-altitude one-way effectors that deliver true interoperability across all security levels. ...

Android Engineer

Hiring Organisation
ASOS
Location
London, UK
Employment Type
Full-time
pieces of work, from the planning phase right through to execution and deliveryYou contribute to the wider Android community, through things like blog posts, open-source projects or giving talksAdditional InformationEmployee discount (hello ASOS discount!) ASOS Develops (personal development opportunities across the business) Employee sample sales 25 days ...

Senior Account Executive - UK Growth

Location
Greater London, England, United Kingdom
intelligence that helps organizations make faster, more confident decisions in an increasingly complex global environment. Using cutting-edge AI and proprietary methodologies, we transform open-source data into actionable insights that help protect technology, talent, and supply chains from nation-state risks. As an Account Executive at Strider ...

Compiler Engineer Cambridge, UK

Location
Cambridge, England, United Kingdom
architectures Interest or experience in compilers (LLVM MLIR or others) Proficiency in Python; proficiency in C++ or Rust Interest in working in the quantum open‐source ecosystem What can you expect from us A comprehensive benefits package that includes an annual bonus plan, private medical insurance, life insurance ...

Product Engineer

Location
Greater London, England, United Kingdom
engineer at a startup with a serious engineering culture, EF/YC/Antler, early or stealth‐stage startup, design sense you can defend, open source you genuinely maintain. This is probably not for you if You want a strict boundary between work and life. ...

2027 Actuarial Insurance Consulting Graduate Programme, Property & Casualty, London/Reigate/Cambridge

Hiring Organisation
WTW
Location
Greater London, United Kingdom
Employment Type
Full Time
globally to tackle real-world actuarial problems Build your core technical and consulting skills through hands-on experience and team support Learn and apply open-source tools and technology, alongside WTW’s own proprietary insurance technology solutions, used widely by the insurance market. Grow through structured early-career ...

Full Stack Software Engineer

Hiring Organisation
We Are Dcoded Limited
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Expo. Experience with monorepo tooling (turborepo, pnpm workspaces, or equivalent). Experience in insurance, fintech, or another regulated/compliance-sensitive industry. Side projects, open-source contributions, or prior startup/founder experience. Some exposure to C#/.NET is a bonus (not required) as the team ...

2027 Actuarial Consultant Internship Programme – P&C Insurance, London/Reigate

Hiring Organisation
WTW
Location
Greater London, United Kingdom
Employment Type
Full Time
globally to tackle real-world actuarial problems Building your core technical and consulting skills through hands-on experience and team support Learning and applying open-source tools and technology, alongside WTW’s own proprietary insurance technology solutions, which are used widely by the insurance market Growing through structured ...

Enterprise Account Executive

Location
Greater London, England, United Kingdom
will you need to have? 5+ years of experience selling SaaS software technology to enterprise clients A consultative and value-based approach to selling open source software for cloud, on premise and hybrid deployments Domain expertise in the retail or finance (BFSI) or telco sectors A deep understanding ...

Product Integration Engineer, Defence

Location
Bath, England, United Kingdom
foundation fusing software, hardware and computational optics. There are 60 of us today, with decades‐long experience building world’s best products, optics, and open‐source operating systems. We partner and build with globally leading companies like KIA, Supacat, and Galvion, and we were Google Ventures’ first investment ...

Full Stack Developer

Location
Greater London, England, United Kingdom
whatever direction you choose. Much of our code is openly available on GitHub, and some of our projects are widely used throughout the Open Source community. Many of our developers regularly attend and present at conferences. About you As a full-stack engineer, you’ll be comfortable working ...

Patent Attorney

Location
Cambridge, England, United Kingdom
interests and experience, there may also be opportunities over time to become involved in areas such as invention harvesting, portfolio strategy, competitive intelligence, standards, open‐source software, patent analytics, IP data and reporting, and projects to improve the systems through which we manage and use our IP. Required ...

Senior Partner Marketing Manager – EMEA

Location
Greater London, England, United Kingdom
small company with a big reach. Not only do our customers have a tremendous user base, but we also support a growing number of open source projects and initiatives . Outside of code, employees are encouraged to share causes close to their heart with others ...