126 to 150 of 225 Open Source Jobs

Quant Developer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£180000 - £200000/annum
Asian options, barrier structures, or path-dependent exotics common in commodity markets Machine learning applied to vol forecasting, regime detection, or execution cost optimisation Open-source quant library contributions, published research, or CQF/MFE/PhD in a quantitative discipline What We're Looking ...

Infrastructure Security Engineer

Hiring Organisation
Blockchain.com
Location
London Area, United Kingdom
Benchmarks, NIST, SOC2, ISO 27001, PCI DSS) and how to operationalize them. Hands-on experience with building and maintaining a SIEM comprised of open-source and hosted components Experience securing consumer-facing web and iOS/Android applications Experience designing policies and administering Vault & other Hashicorp products. Experience ...

Software Engineer (RISC-V/Compiler)

Hiring Organisation
microTECH Global LTD
Location
Cambridge, England, United Kingdom
computer architecture; some experience with assembly languages (x86, RISC-V); familiarity with hardware design is a plus. - Good knowledge of Linux. - Experience contributing to open source projects. - Higher degree levels and academic research experience are highly valued. ...

Lead Software Engineer

Hiring Organisation
Burns Sheehan
Location
United Kingdom
solving ambiguous and complex challenges. Experience working on software infrastructure or building Cloud native software using Kubernetes. Understanding of systems design and Open Source components. If you have knowledge of building virtual machines - Virtual servers, virtual networking or network programming - that's a plus... but definitely not needed ...

Quant Developer

Hiring Organisation
Huxley Associates
Location
London, United Kingdom
Employment Type
Permanent
Salary
£180000 - £200000/annum
Asian options, barrier structures, or path-dependent exotics common in commodity markets Machine learning applied to vol forecasting, regime detection, or execution cost optimisation Open-source quant library contributions, published research, or CQF/MFE/PhD in a quantitative discipline To find out more about Huxley, please ...

Performance Analyst in Power BI

Hiring Organisation
Long O Donnell Associates Limited
Location
DH1, Durham, County Durham, United Kingdom
Employment Type
Permanent
dashboards from scratch. Understanding of project controls concepts (cost, schedule, risk, benefits) – desirable. Familiarity with SQL or Python for data analysis – desirable (open source best practice addition). ...

Senior AI Infrastructure Engineer

Hiring Organisation
Hamilton Barnes 🌳
Location
United Kingdom
sense of accountability. Nice to Have Exposure to GPU-based infrastructure, large-scale compute platforms, or HPC. Familiarity with advanced networking technologies. Contributions to open-source or cloud-native communities. What’s on Offer? Impact: The opportunity to make a visible, meaningful impact on a platform used ...

LLM Engineer

Hiring Organisation
Ultralytics
Location
City of London, London, United Kingdom
plus local holidays. Flexible Hours: Tailor your working hours to suit your productivity. Tech: Engage with cutting-edge AI projects and contribute to leading open-source software. Gear: Brand-new Apple MacBook and Apple Display provided. Team: Become part of a supportive and passionate team environment. ...

Data Engineer Degree Apprentice

Hiring Organisation
Print Management Europe Ltd T/As PSE
Location
10 ROMAN WAY BUSINESS CENTRE, BERRY HILL INDUSTRIAL ESTATE, DROITWICH, England, United Kingdom
Employment Type
Degree Apprenticeship
Salary
£26,000 a year
Proprietary Data Management: Maintain and systematically enhance the data feeds into PSE’s household-level mailing database. This includes managing data integration from open source data, CRM systems, third-party databases, and client-supplied files to ensure a high-integrity "single customer view" Hybrid Delivery Model: Collaborate with ...

Mid-Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK)

Hiring Organisation
Transreport
Location
London Area, United Kingdom
Experience working with mobile applications (React Native/Kotlin/Swift). Experience working in regulated industries or multi-client B2B systems. Contributions to open-source Ruby projects or technical blogging. Benefits Private healthcare after your probation (including children) Hybrid working model 25 days holiday Volunteering Leave Free ...

Infrastructure Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, Gloucestershire, UK
formal product sell off Experience in automated testing in the software domain Experience in developing GitLab CI/CD Pipelines. Experience with Commercial and Open Source automated testing frameworks Experience working with Git, Atlassian suite, Jira, Confluence or similar Knowledge and automation of both functional and non-functional ...

Vice President, AI Deployment & Strategy (UK, Italy, France or Germany)

Hiring Organisation
SaxeCap
Location
London Area, United Kingdom
worked on a live deal, you know what this feels like. Builder DNA. You don't just recommend, you build. Side projects, open-source contributions, 0-to-1 products, or intrapreneurial ventures all signal the instinct we're looking for. Structured synthesis at scale. You can process massive ...

Front End Software Engineer (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 ...

Senior Software Engineer

Hiring Organisation
UK Telecoms lab
Location
Solihull, West Midlands, United Kingdom
Employment Type
Permanent, Part Time
technical stakeholders and make a positive contribution to the organisation. You are technology-agnostic, ideally a polyglot programmer, and already using Linux and open-source technologies day to day. Youre someone who: Has experience working in Agile teams Understands and applies DevOps/DevSecOps practices Uses strong software ...

Software Engineer (Rust)

Hiring Organisation
Microtech Global Ltd
Location
Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
computer architecture; some experience with assembly languages (x86, RISC-V); familiarity with hardware design is a plus. - Good knowledge of Linux. - Experience contributing to open source projects. - Higher degree levels and academic research experience are highly valued. ...

Cloud Architect- eDV Cleared

Hiring Organisation
Searchability NS&D
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £115,000 per annum, Negotiable
commute to Manchester.- Experience as a hands-on cloud architect CLOUD ARCHITECT ESSENTIAL SKILLS- Expertise in delivering AWS Cloud native solutions- Background in Open-source technologies and frameworks- Experience with micro-service based architectures- Experience working with structured architecture approaches (TOGAF or SAFe)- Leadership and stakeholder management experience ...

Cloud Architect- eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £120,000 per annum, Negotiable
commute to London.- Experience as a hands-on cloud architect CLOUD ARCHITECT ESSENTIAL SKILLS- Expertise in delivering AWS Cloud native solutions- Background in Open-source technologies and frameworks- Experience with micro-service based architectures- Experience working with structured architecture approaches (TOGAF or SAFe)- Leadership and stakeholder management experience ...

Cloud Architect- eDV Cleared

Hiring Organisation
Searchability NS&D
Location
Cheltenham, Gloucestershire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £115,000 per annum
commute to Cheltenham.- Experience as a hands-on cloud architect CLOUD ARCHITECT ESSENTIAL SKILLS- Expertise in delivering AWS Cloud native solutions- Background in Open-source technologies and frameworks- Experience with micro-service based architectures- Experience working with structured architecture approaches (TOGAF or SAFe)- Leadership and stakeholder management experience ...

Graduate Software Developer

Hiring Organisation
Newton Blue
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£30,000
their practical integration into products (e.g. for assisted data entry, summarisation, or knowledge retrieval) and experience with document AI platforms or frameworks (commercial or open-source). ...

Senior Software Engineer Hybrid in Raleigh, NC

Hiring Organisation
Array Internal Recruiting
Location
Raleigh, North Carolina, United States
Employment Type
Permanent
Salary
USD 84 Hourly
technical teammates Preferred Qualification Experience with AI-driven or automation-heavy systems Familiarity with event-driven, messaging, or conversational interfaces Evidence of curiosity: open source, side projects, or experimentation Array Corporation is the leading technology-enabled workforce solutions company whose mission is to fix how work is bought ...

AI Software Engineer

Hiring Organisation
Fruition Group
Location
North West London, London, United Kingdom
Employment Type
Permanent, Work From Home
similar) Consultancy or client-facing technology delivery experience Desirable: Experience with vector databases, embeddings, or model fine-tuning Cloud platform experience (AWS preferred) Open-source contributions or visible AI side projects This is not a research-focused post; it is suited to engineers who build, deploy and scale ...

Software Engineer

Hiring Organisation
Matchtech
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
candidates will design, implement, and maintain high-quality software solutions in an agile environment. You will work primarily in C++ using modern tools and open source frameworks, contributing to innovative software for advanced navigation and important systems. Key Responsibilities: Capture and evaluate technical requirements, estimating delivery timescales ...

Software Engineer

Hiring Organisation
Berg Search
Location
England, United Kingdom
Python or TypeScript , or the ability to quickly learn new technologies. Experience building and shipping AI-driven products end-to-end (startup, personal projects, open source, or enterprise). Comfort working across the stack (frontend, backend, and infrastructure). Ability to collaborate with both technical and non-technical ...

.NET Developer

Hiring Organisation
Reed Technology
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
Salary
£55,000
What You'll Be Working On You'll help build a modern, cloud-first application from the ground up, leveraging the latest Microsoft and open-source technologies. Expect to work with: MS .NET (latest versions) React for a clean, dynamic front-end Microservices architecture Azure cloud services Modern ...

AI Software Engineer

Hiring Organisation
Fruition Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Augmented Generation (RAG), vector databases, or embeddings Experience with cloud platforms (AWS preferred) Awareness of emerging AI tooling (e.g. MCP, A2A, Threads or similar) Open-source contributions or side projects, particularly involving scalable systems or AI This role is best suited to software engineers who enjoy building reliable ...