26 to 50 of 201 Open Source Jobs in the UK

Computer Vision Engineer

Hiring Organisation
Ultralytics
Location
City of London, London, United Kingdom
What You'll Do As a Computer Vision Engineer at Ultralytics, you will be at the forefront of developing and refining our world-class, open-source AI models. You will drive the entire lifecycle of our models, from research to real-world deployment. Key responsibilities include: Developing, training … Excellent problem-solving skills and the ability to perform in a fast-paced, high-intensity environment. A strong portfolio of projects or contributions to open-source AI repositories. 🌟 Cultural Fit - Intensity Required Ultralytics is a high-performance environment for world-class talent obsessed with achieving extraordinary results. ...

Senior Software Engineer – Property-Based Testing (London)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Open Source Pledge is seeking a developer for its London team to build Hegel, a new family of property-based testing libraries. You will work on open-source initiatives requiring proficiency in property-based testing and familiarity with languages like Python and Rust. The role emphasizes ...

Embedded Linux Software Engineer

Hiring Organisation
Platform Recruitment Limited
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£70,000
keep up. Responsibilities: Porting the OS, integrating with ODM software Fixing build issues when moving to new platforms and applying patches to debug open-source software Researching technical growth Requirements: Highly experienced with embedded build systems, preferably buildroot, OpenWRT, or other WRT-Variants Experienced with C and very … confident working with patches on open source software Strong understanding of network protocols Desirable skills: Experience developing Linux kernel modules and using the kernel build system Knowledge of the Wireless and Linux network stack Experience managing the process from a reference board to production Benefits Work ...

Applied AI ML Director

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Machine Learning team in Corporate and Investment Banking is transforming the operations of the world’s largest bank by leveraging the latest advancements in open source artificial intelligence and proprietary frontier models. To facilitate rapid growth, the team is focusing expertise in key "Domains" that are crucial … Domains. We seek an team member with a strong foundation in artificial intelligence and software engineering, who has made significant contributions to open source projects and/or led the development and maintenance of AI systems vital to business operations. As an Applied AI ML Director within ...

Principal Linux/Android Platform Developer

Hiring Organisation
rmg digital
Location
Waterbeach, Cambridgeshire, UK
power management improvements. Modifying Android framework services and system components. Working within large-scale codebases using Git (branching, merging, upstream integration). Integration of open-source tools for debugging, profiling and performance analysis. Development of system-level C++ components in real-time, multi-threaded environments. Supporting integration testing … tools (memory, performance, code coverage, leak detection). Structured engineering approach with an understanding of software quality processes. Nice to Have: Experience with Linux open-source configuration and patch management. Exposure to hardware teams (schematics, oscilloscopes, logic analysers). Background in ruggedised devices, secure communications or embedded consumer ...

Principal Linux/Android Platform Developer

Hiring Organisation
rmg digital
Location
Waterbeach, England, United Kingdom
power management improvements. Modifying Android framework services and system components. Working within large-scale codebases using Git (branching, merging, upstream integration). Integration of open-source tools for debugging, profiling and performance analysis. Development of system-level C++ components in real-time, multi-threaded environments. Supporting integration testing … tools (memory, performance, code coverage, leak detection). Structured engineering approach with an understanding of software quality processes. Nice to Have: Experience with Linux open-source configuration and patch management. Exposure to hardware teams (schematics, oscilloscopes, logic analysers). Background in ruggedised devices, secure communications or embedded consumer ...

Embedded Software Engineer (Linux/Android)

Hiring Organisation
rmg digital
Location
Cambridge, England, United Kingdom
Android framework services and core system components. Managing and contributing to large-scale Git repositories, including branching, merging, and upstream synchronisation. Integrating and utilising open-source profiling, debugging, and diagnostic tools. Designing and developing low-level C++ software in embedded, multi-threaded, real-time environments. Assisting with integration … profiling, leak detection, and code coverage tools. Methodical engineering mindset with an appreciation for software quality standards and processes. Desirable Experience Exposure to Linux open-source package configuration and patch maintenance. Experience collaborating with hardware engineering teams using tools such as oscilloscopes and logic analysers. Previous work ...

Senior Open-Source Systems Engineer (RISC-V/Embedded)

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
role offers a generous benefits package, including a substantial pension contribution and 33 days holiday. Join us in transforming the semiconductor industry through innovative open-source solutions. #J-18808-Ljbffr ...

GCP Data Engineer - Dataflow

Hiring Organisation
Norton Blake
Location
United Kingdom
Google Cloud Platform. This is a hands-on role for someone with a self-starter mindset who enjoys working with modern data architectures and open-source frameworks. What you’ll be doing: • Designing and building ETL/ELT pipelines • Developing scalable data workflows on GCP, with a strong … pipeline automation • Background in modern data architectures (lakehouse/warehouse) • Proactive, ownership-driven mindset Nice to have: • Data Vault 2.0 exposure • BigQuery optimisation experience • Open-source data framework experience • CI/CD for data pipelines ...

Senior/Staff Engineer - Hegel

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
role, on a team based in London, is responsible for building out Hegel, our new family of property-based testing libraries. We are building open source libraries to provide top quality property-based testing in every language, both for the benefit of the community at large, and because … languages. Expert-level in at least one language that you would be keen to be "tastemaker" for a Hegel implementation. Having maintained an active open source library is a strong plus. The Tech: You can see most of the tech in question on https://github.com/ ...

Embedded Linux Engineer

Hiring Organisation
Platform Recruitment
Location
CB3, Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
Embedded Linux Engineer : Porting the OS, integrating with ODM software Fixing build issues when moving to new platforms and applying patches to debug open-source software Researching technical growth Requirements: Highly experienced with embedded build systems, preferably buildroot, OpenWRT, or other WRT-Variants Experienced with CLANG and very … confident working with patches on open source software Strong understanding of network protocols Desirable skills for an Embedded Linux Engineer: Experience developing Linux kernel modules and using the kernel build system Knowledge of the Wireless and Linux network stack Experience managing the process from a reference board ...

Front End Developer (Angular)

Hiring Organisation
FDM Group
Location
London, UK
Employment Type
Full-time
HTML5, CSS3, CSS Grid, and Flexbox. Work with AstroUXDS and UX designs to deliver high-quality user interfaces. Integrate and maintain third-party and open-source npm packages within Angular applications (for example data-visualisation or mapping libraries). Contribute to automated testing using Playwright and Cucumber. Collaborate … CSS3, CSS Grid, and Flexbox for responsive UI development. Experience using Node.js and npm for build processes and dependency management. Experience integrating and maintaining open-source npm libraries within web applications (for example charting, mapping, or visualisation libraries). Familiarity with automated testing tools such as Playwright ...

Front End Developer (Angular)

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£45,000 per annum, Negotiable, Pro-rata, Inc benefits
HTML5, CSS3, CSS Grid, and Flexbox. Work with AstroUXDS and UX designs to deliver high-quality user interfaces. Integrate and maintain third-party and open-source npm packages within Angular applications (for example data-visualisation or mapping libraries). Contribute to automated testing using Playwright and Cucumber. Collaborate … CSS3, CSS Grid, and Flexbox for responsive UI development. Experience using Node.js and npm for build processes and dependency management. Experience integrating and maintaining open-source npm libraries within web applications (for example charting, mapping, or visualisation libraries). Familiarity with automated testing tools such as Playwright ...

Europe Director of Open-Source Data Sales

Hiring Organisation
Jobleads-UK
Location
England, United Kingdom
leading a high-performing sales organization. This role requires 10+ years of B2B sales experience, with a proven track record in the database or open-source sectors. The position offers a hybrid work model based in the UK with competitive compensation and a culture focused on innovation ...

Domain Abuse Operational Analyst

Hiring Organisation
Jobleads-UK
Location
Oxford, England, United Kingdom
desire to build hands‐on experience and develop their skills further. What You’ll Be Doing Investigating domain abuse reports using internal tools and opensource intelligence (OSINT), escalating complex cases when needed Supporting operational workflows and identifying ways to improve our tools, processes and automation Assisting … decisions. Curious and analytical mindset with a strong interest in cyber threats and online safety Understanding of using tools like WHOIS/RDAP and opensource intelligence platforms Strong communicator with the ability to summarise investigations clearly and accurately Comfortable following standard operating procedures and suggesting improvements Nice ...

Software Engineer ( Python )

Hiring Organisation
Experis
Location
London Area, United Kingdom
applications , translating complex business and analytical requirements into well-architected technical solutions. Implement and integrate large language models (LLMs) , including: Utilising both proprietary and open-source models Fine-tuning models to meet specific business use cases Delivering solutions via APIs, such as OpenAI APIs Collaborate closely with product ...

Software Engineer (GenAI)

Hiring Organisation
AJ Bell
Location
Salford, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
technical skills : Strong knowledge and deep experience of Python programming, libraries and toolchains Familiarity with large language models (LLMs) like GPT, Gemini, and open-source models such as Lama and MRR Solid understanding of RESTful API design and implementation Git based source control and JIRA Bonus points ...

AI Engineer

Hiring Organisation
Orion Innovation
Location
London Area, United Kingdom
secure API integration Exposure to multi-agent patterns (e.g., supervisor-worker, planner-executor, judge-critic) is a strong plus Nice to Have Contributions to open-source agent frameworks or AI tooling. Experience working with observability and monitoring tools to track agent performance. Exposure to knowledge graphs, memory management ...

Front End Engineer - AI

Hiring Organisation
Orion Innovation
Location
City of London, London, United Kingdom
secure API integration Exposure to multi-agent patterns (e.g., supervisor-worker, planner-executor, judge-critic) is a strong plus Nice to Have Contributions to open-source agent frameworks or AI tooling. Experience working with observability and monitoring tools to track agent performance. Exposure to knowledge graphs, memory management ...

Senior Technical Architect AI & Agentification

Hiring Organisation
Response Informatics
Location
London, United Kingdom
Employment Type
Contract
pipelines for agentic workflows). Familiarity with AI safety, alignment principles, guardrail frameworks (e.g. NeMo Guardrails, Guardrails AI), and responsible AI practices. Contributions to open-source AI or agentic projects, published research, or active presence in the technical AI community. Experience in regulated industries (finance, healthcare, legal) where ...

Full Stack Engineer

Hiring Organisation
Prolo
Location
City of London, London, United Kingdom
analysis using Python (pandas, numpy) Understanding of data pipelines and ETL processes AI/LLM Engineering Experience integrating LLM APIs (OpenAI, Anthropic, Gemini, or open-source equivalents) into production applications Understanding of core LLM concepts: context windows, token limits, temperature, system prompts, and model selection trade-offs Experience ...

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

Hiring Organisation
Jobleads-UK
Location
Greater 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 opensource 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

Hiring Organisation
Jobleads-UK
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 opensource contribution experience. ABOUT GOLDMAN SACHS At Goldman Sachs, we commit our people, capital and ideas to help our clients, shareholders ...

Lead Java Developer - Manchester

Hiring Organisation
Morson Edge
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
microservices architecture and containerization (Docker, Kubernetes) Exposure to CI/CD pipelines and DevOps practices Background in agile methodologies and delivery management Contributions to open-source Java libraries or frameworks Why Join Them? Work with brilliant, passionate engineers Real ownership & influence over the product roadmap Flexible working hours ...

Backend Software Engineer

Hiring Organisation
We Are Fr Group
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£800 - 850 per day
Design, develop and engineer software and products for customers across secure environments. Produce creative and innovative solutions to customer problems. Integrate and develop against open source components and frameworks. Understand and apply new and emerging technologies. Key Technologies You will use a range of technologies - some ...