626 to 650 of 843 Open Source Jobs in England

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 ...

Senior Solution Architect - Cloud-Native & Security Lead

Location
Greater London, England, United Kingdom
Safety sector, partnering with government operational teams to solve complex, real-world challenges with direct frontline impact. You will shape cloud-native architectures using open source technologies, Agile and DevSecOps practices, and provide architectural direction across multiple engagements while mentoring engineers and aligning delivery with #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 ...

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. ...

Tools & Compilers Research and Development Internship, Flexible

Location
Greater London, England, United Kingdom
optimiser, adding feedback-directed optimisation, and improving profiling, debugging, documentation, and build automation. A large portion of the team’s work is open source, and Jane Street upstreams changes to the mainstream OCaml compiler where possible. What the internship looks like You spend roughly 10–12 weeks ...

FaceSwap Artist - all levels - London Studio

Location
Soulton, England, United Kingdom
discipline are encouraged to apply. What You’ll Do Use a variety of deep learning based technologies to produce photorealistic images, including open source tools, and proprietary in house software Create templates to facilitate model evaluation Monitor the training progress, and assess improvements and quality Making necessary adjustments ...

Research Engineer — Applied Science (ML)

Location
Greater London, England, United Kingdom
have An advanced degree (MSc/PhD) in a quantitative field; experience with large-scale generative models orspatial, time-series, or geometric data; open-source contributions or publications at NeurIPS, ICML, ICLR, or CVPR. #J-18808-Ljbffr ...

Senior Verification Engineer

Location
Greater London, England, United Kingdom
Contribute to the architecture roadmap.* Facilitate collaboration between hardware and software teams.**Experience:*** Prior experience developing verification plans.* Experience with AXI protocols.* Familiar with open-source verification tools (Cocotb, Verilator) as well as commercial EDA tools.* Experience with scripting languages (Python, Tcl) for automation.* Familiar with CI/ ...

GIS Manager

Location
Slough, England, United Kingdom
hybrid working with three days per week in our London office About Us Praetorian Connections Ltd (PCL) is a leading provider of language-enabled Open Source Intelligence (OSINT), supporting geopolitical, security, and risk-focused decision making. We are currently recruiting for a GIS Manager. The successful candidate will ...

GIS Manager

Location
City Of London, England, United Kingdom
hybrid working with three days per week in our London office About Us Praetorian Connections Ltd (PCL) is a leading provider of language-enabled Open Source Intelligence (OSINT), supporting geopolitical, security, and risk-focused decision making. We are currently recruiting for a GIS Manager. The successful candidate will ...

Founding Engineer - Chief of AI and Computer Vision

Location
Salisbury, England, United Kingdom
testing tools and frameworks for AI-driven systems Intuitive problem-solving skills with the ability to adapt on the fly 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 Product Engineer (Backend)

Location
Greater London, England, United Kingdom
communicate technical ideas to the wider team and influence stakeholders across Engineering, Product and Design Nice to have: Experience contributing to, or participating in open source projects An interest or experience in mentoring other members of the team Experience working with data-rich backend applications, or processing large ...

CFD Engineer - Process

Location
Silverstone, England, United Kingdom
Ability to deliver accurate, high‐quality work under tight deadlines Strong communication skills and ability to engage with technical stakeholders Experience with commercial/open‐source CFD solvers Experience developing automated workflows or optimisation pipelines A team like no other. The Cadillac Formula 1® Team challenges conventions ...

AI Security Researcher/Research Engineer

Location
Greater London, England, United Kingdom
consider some exceptions with industry experience Skills That Will Set You Apart from the Competition Knowledge of AI Systems (pipelines, security evaluation, etc.) Open source projects on security/privacy Experience with confidential computing and ZKP/SMPC protocols Ph.D. in computer science from a top-tier school ...

Frontend Engineer

Location
Greater London, England, United Kingdom
design systems, component libraries, or design tokens at scale Interest in financial technology, fintech UX, or regulated-industry product design Contributions to personal or open-source projects, or a public design portfolio Familiarity with agentic coding/working, such as Cursor/Antigravity/Claude Interest in Artificial ...

4D STEM Applications Specialist

Location
Liverpool, England, United Kingdom
microscopy field, including conventional TEM and SEM techniques Experience with detector technologies relevant to 4D STEM (e.g. direct electron detectors, pixelated detectors) Familiarity with open‐source 4D STEM analysis tools (e.g. py4DSTEM, LiberTEM, or similar) If interested, please email your CV and cover letter. Full‐time position, North ...

Senior Magento Developer

Hiring Organisation
Forward Role
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Translate business requirements into clear technical briefs Own release coordination and environments so nothing lands in production untested Essential 5+ years commercial Magento 2 (Open Source or Adobe Commerce) development, ideally as a contractor Strong PHP 8.x and deep knowledge of Magento architecture: modules, plugins, observers, dependency injection ...

Postdoctoral Researcher - AI Scientist & Computational Cancer Biology

Location
Oxford, England, United Kingdom
computational research within the programme, developing and applying artificial intelligence and computational biology approaches to large-scale cancer datasets. They will use frontier and open-source AI models, develop AI models and agentic scientific systems, and integrate genomic, immunological and experimental data to improve cancer vaccine target discovery ...

Senior / Principal Rust Engineer

Location
Greater London, England, United Kingdom
exchange or HFT-grade systems Async Rust and Tokio for control-plane and tooling work, distinct from the hot path Experience contributing to open-source or internal frameworks What we offer Work on a high-profile, long-term programme with a global financial leader. You'll have ...

Software Developer, Offers

Location
Hempstalls, England, United Kingdom
full stack, the role focuses on Golang, TypeScript, React, SQL and Kafka, with systems deployed to GKE. You will tackle complex technical challenges, explore open-source technologies, and bring innovative ideas to life in a collaborative, delivery-driven setting. This role is eligible for inclusion in our hybrid ...

Software Developer, Offers

Location
Stoke-on-Trent, England, United Kingdom
full stack, the role focuses on Golang, TypeScript, React, SQL and Kafka, with systems deployed to GKE. You will tackle complex technical challenges, explore open-source technologies, and bring innovative ideas to life in a collaborative, delivery-driven setting. This role is eligible for inclusion in our hybrid ...

Software Engineer

Location
Greater London, England, United Kingdom
backend and frontend technologies Openness to new technologies and creative solutions Comfortable working within a fast-paced, high growth environment Preferred Qualifications Contribution to open-source projects Experience with Agentic Coding Tools 2-5 years of relevant software engineering experience Yext is an equal opportunity employer committed ...