1,976 to 2,000 of 2,445 Open Source Jobs in the UK

Linux Engineer Manager - Quant Trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
with improving and building a best-in-class platform that powers the complex trading systems. The technology is a mixture of in-house and open-source allowing deep customisation and innovation on every level. Responsibilities: Providing strong leadership and guidance to the growing team of Linux Engineers, both ...

Performance Engineer (Junior) | AI Infrastructure | Cambridge (Hybrid)

Hiring Organisation
Pure Resourcing Solutions Limited
Location
Linton, Dry Drayton, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £70000/annum
Strong Python for data work, Pandas and NumPy, genuine scripting ability Nice to have: exposure to inference serving frameworks like vLLM, published research, or open source contributions in this space. Why look twice at this one An early route into industry for someone whose academic record speaks ...

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 ...

Red Team Operator Cyber Security

Location
Greater London, England, United Kingdom
enterprise identity environments, with a strong focus on OPSEC, stealth, detection risk and controlled execution. You'll use a broad range of industry standard, open source, commercial and in-house tooling across reconnaissance, web application testing, initial access, command and control, Active Directory, cloud and identity testing. ...

Senior User Researcher – AI

Location
United Kingdom
evaluating human-in-the-loop or escalation workflows Familiarity with accessibility research methods and inclusive design principles Exposure to research repositories, tooling, or open-source UX research communities #J-18808-Ljbffr ...

Senior Research Engineer, ML Lead, Health Frontiers

Hiring Organisation
Google
Location
London, UK
Employment Type
Full-time
dynamics).Domain knowledge for health or fitness, combined with experience in scientific study design and causal inference. Record of influential research, deployed ML systems, open-source contributions, or technical leadership in an advanced ML organization. The Health Intelligence team is focused on developing frontier technologies to help everyone ...

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 Backend Engineer

Location
United Kingdom
similar) Experience with iOS development or mobile development using React‐Native Experience developing and maintaining protocols Experience with decentralised identity, DIDComm, encrypted messaging protocols Open‐source contributions to Web3, Account Abstraction, Decentralised identity, Cryptography Equal Opportunity We are committed to equal employment opportunity and believe that diverse teams ...

Analyst Developer

Location
Greater 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 deliver high-quality OSINT reports and intelligence analysis across countries, regions ...

Remote Senior Engineer - Full Stack (Remote)

Location
Windermere, Cumbria, United Kingdom
enjoys working with technologies like Python, Typescript, GraphQL, AWS, and Frameworks like FastAPI and React. What You'll Do Build scalable web applications utilizing open-source tools and technologies Build and use REST and GraphQL APIs Be able to work independently while communicating progress to other members ...

Solutions Architect

Location
United Kingdom
closely with Sales to provide technical insight, product knowledge, and consultative support to progress opportunities. Apply knowledge of IBM technologies, Microsoft Azure, AI, and open‐source platforms to develop appropriate solutions and support opportunity growth. Collaborate with the Head of Consulting to shape solutions, presentations, bids, and proposals ...

Enterprise Account Executive

Hiring Organisation
MongoDB
Location
London, UK
Employment Type
Full-time
growing your career in the largest market in software (database)Previous Sales Methodology training (e.g. MEDDIC, SPIN, Challenger Sales)Familiarity with databases, develops and open source technology a plusAbout MongoDBMongoDB is built for change, empowering our customers and our people to innovate at the speed of the market. ...

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 ...

RF & NTN Propagation Engineer (UK)

Location
Greater London, England, United Kingdom
test automation. Proficiency in scripting and automation (Python, Bash, or similar). Previous participation in standardization fora (3GPP, O-RAN, ETSI NFV) or open-source telco projects. Experience working in ESA, defense, or similarly regulated environments. Meridian Space UK Limited is committed to creating a diverse environment ...

Global Technology Services Engineer

Location
Greater London, England, United Kingdom
forefront of a rapidly evolving technology landscape. We’re a team of experts experimenting, discovering new ways to harness the power of open‐source solutions, and embracing enterprise agile methodology. We encourage professional development to ensure you bring innovative ideas to our products while satisfying your own intellectual ...

Product Engineer

Location
Greater London, England, United Kingdom
academics, sport, or work—and have gone above and beyond the norm. You love engineering. It’s more than a job; you contribute to open source or side projects and are confident tackling ambiguous problems. Benefits & Opportunities You can receive competitive geo‐localised benefits (UK and US). ...

Quantitative Developer

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 Who are we looking for? The ideal candidate will: Deliver high‐quality, well‐engineered software with strong architectural awareness Take ...

Software Development Manager

Location
West of England, England, United Kingdom
tools experience on Windows and/or Linux. Experience in low‐level languages such as Rust and C++. Knowledgeable about the Clang for LLVM open‐source project (or GNU GCC toolchains). Please note, Sony Interactive Entertainment conducts background checks at the offer stage for all new employees ...

Senior CAE and AI Expert

Location
Cambridge, England, United Kingdom
simulation workflows: CAD preparation → Meshing → Solving → Post-processing → Visualization Scripting and programming: Python (preferred); C++, Java, or C# also valued. Exposure to open-source tools (e.g., OpenFOAM, FEniCSx) and pre/post tools (e.g., Gmsh, ParaView) a plus. Able to own deliverables independently and communicate complex technical concepts ...

Staff RTL Design Engineer - CPU Midcore

Hiring Organisation
SiFive
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 70 K
SiFive, you will be part of a team of engineers who are passionate about designing industry-leading CPU cores, based on the revolutionary open-source RISC-V architecture. We are looking for people who are as excited as we are about working in a fast-paced dynamic environment ...

Senior Commercial Counsel - EMEA (Remote in UK) (977-SLS)

Location
United Kingdom
partners, and resellers across multiple jurisdictions. Strong understanding of commercial legal issues related to SaaS and software licensing (i.e., data privacy, security, intellectual property, open-source, revenue recognition, and tax), professional services and other go-to-market programs (such as partner/reseller programs). Excellent judgement, strong ...

IT SOC Analyst

Location
United Kingdom
practices, security solutions, and methodologies for conducting security assessments, including manual assessments and malicious user testing. Intermediate-level knowledge of security assessment tools (commercial, open-source) and manual security testing techniques. Intermediate-level knowledge of cybersecurity threats and techniques used by adversaries to compromise technical and non-technical ...