926 to 950 of 1,233 Permanent Open Source Jobs

QA Tester

Location
Farnborough, England, United Kingdom
includes Secure-by-Design, cloud computing, advanced network and infrastructure design, rapid application development, cross-security domain systems, multi-tenanted High-Performance Compute, multi-source data platforms, cyber vulnerability mitigation, and intelligence systems. We provide supplier-agnostic, technical, and business consultancy to customers while championing open-source ...

Senior Talent Scout for Robotics & AI Leaders (Remote)

Location
Greater London, England, United Kingdom
beyond. You’ll initiate conversations, qualify fit, and collaborate with founders and managers to define what great looks like for each role. You’ll source beyond LinkedIn using GitHub, papers, conferences, open-source communities, and personal networks, with a focus on international, time-zone aware outreach. English ...

Senior Verification Engineer

Location
Bristol, England, United Kingdom
software teams Detail-focused, with rigour as the baseline for all work Humility, desire to learn Happy to be part of a fast-paced, open and collaborative environment Required skills and experience: Verification planning and execution from specification Building testbenches Functional modelling of hardware blocks Checker creation Strong software … SystemVerilog Familiarity with debugging waveforms Desirable skills and experience: Whether in UVM, SystemC or another methodology SystemVerilog Assertions (SVA) Software fluency in multiple languages Open source tools for silicon development Cocotb (used for all our testbench collateral), Verilator, Icarus Verilog Commercial EDA tools Formal verification Bazel ...

Senior Verification Engineer

Location
Greater London, England, United Kingdom
software teams Detail-focused, with rigour as the baseline for all work Humility, desire to learn Happy to be part of a fast-paced, open and collaborative environment Required skills and experience: Verification planning and execution from specification Building testbenches Functional modelling of hardware blocks Checker creation Strong software … SystemVerilog Familiarity with debugging waveforms Desirable skills and experience: Whether in UVM, SystemC or another methodology SystemVerilog Assertions (SVA) Software fluency in multiple languages Open source tools for silicon development Cocotb (used for all our testbench collateral), Verilator, Icarus Verilog Commercial EDA tools Formal verification Bazel ...

Liferay Front End Developer

Location
Greater London, England, United Kingdom
experience in architecting and developing J2EE based web applications (JSP, Servlet, JDBC, JMS, JAXB) Expert level experience with SOAP and REST web services , open API development, and SOA concepts, using Spring with groovy, XML, JSON, and XSLT Solid understanding of integration & design patterns Gain adoption of platform delivery processes … Database SQL Queries in Oracle Experience in Tomcat or WebLogic or Web sphere Ability to work independently in Agile Methodology (KanBan) Experience with different open source stacks including build & release processes like Maven, Ant, etc. Must have Liferay. Location is Stratford London. Duration is 2 months. Rate ...

Software Engineer

Hiring Organisation
Eclectic Recruitment Ltd
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£65,000
product design documentation to meet the software development process, regulatory compliance and organisational requirements The ideal candidate would have: Familiarity with Git for source code management and collaboration Experience with continuous integration tools and scripting languages to automate tasks and improve development workflows Understanding of networking protocols and security … systems development, including some experience of the Linux boot process, DTB and kernel drivers Ability to write user space applications using POSIX APIs, integrate open-source libraries into existing programs and use development tools for system administration and debugging 3+ years of experience working with hardware protocols ...

Software Engineer III - Backend, Fanatics Markets

Location
Leeds, England, United Kingdom
with a startup mindset Preferred Qualifications Experience using Go in production environments Previous experience in 0→1 or high-growth startup environments Contributions to open-source projects or technical community Experience with real-money transaction systems and regulatory compliance Background in building developer tools or improving engineering productivity … recruiter will provide clear guidance at each stage of the process. Please note that visa sponsorship is not available for this position. We are open to fully remote candidates based in the United Kingdom. Remote employee may also be eligible for a home office setup stipend. #J-18808-Ljbffr ...

Software Engineer III - Full Stack

Location
Leeds, England, United Kingdom
teams within large enterprise environments, supporting alignment and shared success Preferred Qualifications: Previous experience in 0→1 or high-growth startup environments Contributions to open-source projects or technical community Experience with real-money transaction systems and regulatory compliance Background in building developer tools or improving engineering productivity … recruiter will provide clear guidance at each stage of the process. Please note that visa sponsorship is not available for this position. We are open to fully remote candidates based in the United Kingdom. Remote employee may also be eligible for a home office setup stipend. #J-18808-Ljbffr ...

Consultant, Cybersecurity

Location
Greater London, England, United Kingdom
integral part of a focused team where you can make a real impact. You’ll be surrounded by an open, collaborative culture that embraces diversity, recognition, professional development and, most importantly, you. Are you ready to make your impact? About The Role The European (EMEA) FTI Cybersecurity team … drive aspects of our development. We are working hard to foster a culture of inclusivity and respect based on team-oriented thinking and honest, open communication. Our leadership acknowledge that team members will have responsibilities and demands on their time outside of work and will always make every effort ...

Consultant, Cybersecurity

Location
Greater London, England, United Kingdom
integral part of a focused team where you can make a real impact. You’ll be surrounded by an open, collaborative culture that embraces diversity, recognition, professional development and, most importantly, you.Are you ready to make your impact?**About The Role**The European (EMEA) FTI Cybersecurity team … drive aspects of our development. We are working hard to foster a culture of inclusivity and respect based on team-oriented thinking and honest, open communication. Our leadership acknowledge that team members will have responsibilities and demands on their time outside of work and will always make every effort ...

Founding Engineer – Systems and Safety Engineering

Location
Salisbury, England, United Kingdom
under our 15kg target. Regulatory Pathfinding: You will support the generation of the Operational Authorisation from the CAA, helping us move from the A3 Open Category into the Specific Category The Safety Case: You will lead the safety assessment process which will lean on aspects of ARP4761, helping … SORA Methodology, CAA and overseas drone aircraft regulations Aeronautical engineering background Experience in flight testing of piloted or UAV systems Familiarity with commercial/open source UAV flight controllers and firmware. What you'll get Significant Equity – as a founding team member, you will own a significant stake ...

Senior UX Designer – Generative AI

Location
United Kingdom
Translate guardrails and human‐in‐the‐loop checkpoints defined by policy/technical leads into clear, usable interface patterns (e.g. confidence indicators, source citations, escalation flows) — an execution and craft role, not a policy‐setting one. Prototyping & Testing Produce wireframes, prototypes, and high‐fidelity designs (e.g. in Figma … including participation in service assessments Familiarity with GOV.UK Service Standard expectations Experience designing human‐in‐the‐loop or escalation workflows in regulated Exposure to open‐source design systems or communities Diversity and Inclusion At Scrumconnect Consulting, we believe that diversity drives innovation and better outcomes. We are committed ...

Software Engineer II - Frontend (React/TypeScript)

Location
Greater London, England, United Kingdom
JR102658# **Welcome to the Agentic Commerce Era**## At Commerce, our mission is to empower businesses to innovate, grow, and thrive with our open, AI-driven commerce ecosystem. As the parent company of BigCommerce, Feedonomics, and Makeswift, we connect the tools and systems that power growth, enabling businesses … building tools, testing practices, and performance optimisations* Ensure technical decisions support our goals of quality, performance, reliability, and security* Work with and contribute to open source codebases, including evaluating, extending, and maintaining shared libraries and tools where appropriate**Who You Are*** You have at least 3 years ...

Senior Python Engineer: MongoDB & Multi-Cloud Deployments

Location
Greater London, England, United Kingdom
using Python and Juju. You will deploy and operate MongoDB clusters across multi‐cloud and on‐prem environments and contribute to a high‐impact, open source‐oriented product. You are a proficient Python programmer with MongoDB operations experience, and you understand modern deployment automation or Linux administration. #J ...

Senior Java Full-Stack Engineer | Hybrid Cloud

Location
Cheltenham, England, United Kingdom
Senior Full Stack Software Engineer focused on Java, TypeScript, JavaScript and React. Join a Central Government team and contribute to bespoke software solutions using open-source tools, while collaborating across secure environments and client engagements. The role supports a hybrid working model with regular client meetings and site ...

Senior Software Engineer - Secure Sandbox Runtime (Remote)

Location
Greater London, England, United Kingdom
engineer to lead secure, isolated runtime environments (sandboxes) and production systems at scale. You will drive architecture across teams, mentor engineers, and collaborate with open source communities from a remote-first setting. The role emphasizes security boundaries, tooling for developers, and a strong user-centric approach, with international ...

Python Software Developer - Automation & Digital Ops

Location
Greater London, England, United Kingdom
operational processes and build scalable Python services. You’ll join the Digital Operations Teams and work with CI/CD tools, agile practices, and open-source software to transform Vodafone’s Digital Telco. From a role nestled in Network Operations Data Science & Software Development, you’ll develop code ...

Head of Physical AI

Location
Greater London, England, United Kingdom
What coverage, sensors, annotations, and quality controls do the models require? Which offline measurements predict real-world robot performance? Where should we adapt existing open models rather than train from scratch? What should Miraxis build itself, and what should it reuse or obtain through partners? Responsibilities Set the technical … models. Cross‐embodiment training. Manipulation. Distributed training and inference optimization. ROS 2. Sim‐to‐real. Safety‐critical systems. Owned research publications or widely used open‐source work. Early‐stage company experience. Direct work with technical customers or research partners. Education A PhD in machine learning, computer vision, robotics ...

Lead SDN Engineer — Networking Platform Architect

Location
Greater London, England, United Kingdom
emphasizes production-grade code in Go, Python, or C/C++, strong SDN experience with OVN/OVS, cloud-native practices, and engagement with open-source communities while advancing innovation and #J-18808-Ljbffr ...

GenAI & LLM Engineer — Hybrid UK (12m Contract)

Location
Greater London, England, United Kingdom
rate reflecting market norms, and the role focuses on building enterprise-grade Generative AI and AI governance solutions. You’ll leverage Gemini, Open-Source LLMs, RAG, ADK/MCP, and GCP to deliver scalable AI platforms, APIs, and microservices while ensuring performance, security, and #J-18808-Ljbffr ...

Private Cloud Security Architect

Location
Otley, England, United Kingdom
controls and automated testing. The key requirement is strong experience designing or building private cloud infrastructure, with knowledge across compute, virtualisation, networking, storage and open-source technology stacks. You will bring strong experience across containerisation and orchestration, PKI, identity and access management, infrastructure hardening and DevSecOps technologies including ...

Engineering

Location
United Kingdom
TypeScript, Nest.js, blockchain experience Bonus If You Have Built crypto wallets, NFT platforms, or ICO dashboards Familiarity with container tools (Docker, Kubernetes) Contributions to open-source Web3 projects What Makes You an Expert Developed scalable web apps from scratch Deep understanding of modern frameworks, databases, and APIs Experience ...

Senior Data Scientist / MLOPS

Hiring Organisation
Xebia
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
Background in Data Science, Business Analytics, or Operations Research Hands-on experience with both data science (modeling, analysis) and ML (productionizing models) Knowledge of open-source technologies like Spark, Kafka, Airflow or Kubernetes customer focused can-do mentality result-oriented Spark Kafka Airflow ...

Senior Full-Stack Engineer

Location
Greater London, England, United Kingdom
Nice to Have Experience with real‐time systems and WebSockets Knowledge of payment processing (Stripe) Previous experience in ticketing or events industry Contributions to open‐source projects Benefits Competitive salary with equity options. Flexible hybrid working arrangement. 25 days annual leave + bank holidays. Learning and development budget. ...

Lead Data Engineer - Data Platform

Location
Greater London, England, United Kingdom
Responsibilities: Build infrastructure to support financial products at scale Set up and optimize data platforms to provide modern data services for applications Use open source products and develop custom solutions when needed Help teams identify and leverage data platform capabilities Serve as a point of contact for regulatory ...