151 to 175 of 275 Open Source Jobs

Senior Data Scientist

Hiring Organisation
Anson McCade
Location
London Area, United Kingdom
with stakeholders to ensure feasibility and impact Mentor and support other data scientists across project teams Contribute to the wider data science community via open-source projects, public speaking, or technical training Collaborate with software engineers, product teams, and designers to inform secure, deployable AI solutions Key Skills ...

Software Engineer - Large Language Models

Hiring Organisation
Fastino Labs
Location
United Kingdom
team, boasting alumni from Google Research, Apple, Stanford, and Cambridge is on a mission to develop specialized, efficient AI. Fastino's GLiNER family of open source models has been downloaded more than 5 million times and is used by companies such as NVIDIA, Meta, and Airbnb Fastino ...

DevOps

Hiring Organisation
Apache Associates
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
thrives in high-performance environments and is passionate about scalability, resilience, and secure systems design. Key Responsibilities Develop and customise DevOps tools, leveraging open-source technologies and programming languages such as Java, Python, and/or Go Manage, optimise, and secure diverse data stores, including object storage, inverted ...

AI Software Engineer - Amsterdam- Leading High Frequency Trading Firm

Hiring Organisation
eFinancialCareers
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
understanding of software design patterns, OO design, & modular architecture Excellent knowledge of Python, common AI/ML libraries & third-party integration Some commercial or open-source experience in developing AI agents with any of the well-known services Bachelor's degree in Computer Science, AI, or related field ...

Data Architect

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Scala, or Python where required Experience working with big data technologies and distributed systems Strong knowledge of cloud platforms (Azure preferred) Experience across both open-source and enterprise data platforms Strong understanding of data modelling and architectural methodologies Experience with microservices architecture and REST-based systems Ability ...

Data Architect

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Scala, or Python where required Experience working with big data technologies and distributed systems Strong knowledge of cloud platforms (Azure preferred) Experience across both open-source and enterprise data platforms Strong understanding of data modelling and architectural methodologies Experience with microservices architecture and REST-based systems Ability ...

Data Architect

Hiring Organisation
Anson Mccade
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Scala, or Python where required Experience working with big data technologies and distributed systems Strong knowledge of cloud platforms (Azure preferred) Experience across both open-source and enterprise data platforms Strong understanding of data modelling and architectural methodologies Experience with microservices architecture and REST-based systems Ability ...

AI Software Engineer

Hiring Organisation
numi
Location
London Area, United Kingdom
evaluation methodologies. Production Observability: Experience with monitoring and telemetry tooling to debug complex, multi-step AI agents in production. Community Presence: Active contribution to open-source AI projects or a technical footprint demonstrating thought leadership in the AI engineering space. ...

Digital Product Configuration Management Engineer II

Hiring Organisation
Raytheon
Location
Tucson, Arizona, United States
Employment Type
Permanent
Salary
USD Annual
Specific Integrated Circuit (ASIC) design, analytical tools used to formally qualify deliverable artifacts, Model Based Systems Engineering (MBSE) system models or related artifacts, Free Open Source Software (FOSS), and Commercial Off-The-Shelf (COTS) software. Note This position will be filled onsite at the RTX Facility Tucson, AZ. ...

Lead Full Stack Developer

Hiring Organisation
Couch Heroes
Location
United Kingdom
equivalent observability and monitoring tools. Experience with OAuth2/JWT authentication flows and identity management. Experience with Golang or additional backend languages. Contributions to open-source projects or technical writing that demonstrates systems thinking. About You You lead by example. You are hands-on when needed and empowering ...

AI Application Developer Undergraduate

Hiring Organisation
Pfizer
Location
United Kingdom
Employment Type
Temporary
based on user feedback and validation. Explore and experiment with emerging AI capabilities, tools and methodologies, including AI platforms such as OpenAI and Anthropic, open-source models, and AI-powered development environments such as Cursor. Collaborate with developers, engineers, designers and product managers across OSS AI Studio ...

Lead Data Platform Engineer (eDV)

Hiring Organisation
Aker Systems Limited
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Lead Data Platform Engineer, you will help lead the development of backend services for a government client leveraging the latest commercial and open-source technologies. This involves designing, developing, documenting and deploying backend services with a focus on high availability, low latency and scalability. Duties & Responsibilities Design, develop … clean code, documentation, defensive programming, automated testing and code reviews Working in Agile development and/or DevOps teams Using GitHub/GitLab for source control Test Driven Development with appropriate tools and frameworks Experience in Big Data technologies Experience in Public Cloud services, such as AWS Aker Systems ...

Software Developer

Hiring Organisation
Transunion
Location
Alderley Edge, Cheshire, United Kingdom
Employment Type
Permanent
Platforms AWS or GCP Infrastructure-as-code, CI/CD, and observability tooling Experience scaling systems under sustained load Contributions to internal tooling or open source Experience with large datasets and machine learning models Impact You'll Make: What's In It For you? At TransUnion you will … list of essential/desirable skills that you can't quite tick off, don't let that put you off applying. We are open to exploring training and development opportunities for the right candidate to ensure you are successful. We know imposter syndrome is real, lets confront ...

Senior CIRT / Threat Intel Analyst

Hiring Organisation
S&P Global
Location
Greater London, United Kingdom
Employment Type
Full Time
actors/TTPs, and assess potential impact). Understand the threat landscape through collaboration with industry peers, FS-ISAC, trust groups, and commercial/open-source intelligence, translating insights into actionable recommendations. Develop, maintain, and operationalize Incident Response playbooks and SOPs; include PIRs (Priority Intelligence Requirements), collection plans … threat hunting. Ability to produce clear, actionable intel and incident reports, including executive-ready summaries and visuals. Familiarity with threat intel workflows: collection planning, source evaluation, indicator lifecycle, PIRs, TLP, and feedback loops to detections. Experience with one or more TIPs or intel data sources (e.g., MISP, OpenCTI, Recorded ...

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. ...

Senior Developer

Hiring Organisation
ISR Recruitment Ltd
Location
Redhill, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
Senior Developer to lead and work as part of a team in the system design/development processes. You will be using bespoke and open-source software, primarily Linux based to bring additional value to their in-house and customer solutions. In co-ordination with the Head ...

IT Integration Developer

Hiring Organisation
Profectus Recruitment
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
programmes • Experience working alongside AI, Automation or Power Platform teams • Background in software development with the ability to work with internal codebases • PHP or open source framework experience would be beneficial • Microsoft Azure certifications would be advantageous Why Apply? This is an opportunity to join a forward thinking ...

Lead Systems Developer

Hiring Organisation
Rise Technical Recruitment
Location
Redhill, Surrey, United Kingdom
Employment Type
Permanent
value added services across satellite, mobile and terrestrial networks. You will take a lead role in system design and development, working with bespoke and open source technologies to enhance in house platforms and customer solutions. Working closely with senior technical leadership, you will mentor developers, shape development standards ...

Cloud Engineer (Early Talent Program)

Hiring Organisation
Nebius
Location
Netherlands
Employment Type
Permanent
Salary
EUR Annual
fast-paced engineering environment. Interest in containers, Kubernetes, or cloud certifications such as AZ-900 is a plus, as is involvement in personal or open-source projects. Throughout the program, you will receive mentorship from experienced professionals in AI, machine learning, and cloud infrastructure. You will gain hands ...

Application Engineer III - Java

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Permanent
Salary
£52000 - £89000/annum £52,000 - £89,000
takes: Experience in Test Driven Development and strong knowledge of Java (17 or higher), Spring Boot, Spring MVC, RESTFul API implementation, GraphQL, and open-source frameworks Experience in software development using cloud technologies (AWS preferred) Knowledge of build/deployment/testing/logging/monitoring tools ...

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 ...

Bio Machine Learning Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City of London, London, United Kingdom
tools (e.g. FASTQ, BAM, variant calling) Knowledge of protein structure modelling or drug discovery workflows Exposure to MLOps, deployment, and production systems Publications or open-source contributions in relevant domains Why Join Them Opportunity to work on genuinely impactful problems in healthcare and life sciences Early-stage equity ...

Engineering Manager

Hiring Organisation
Canada Life
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
optimise flow, deliver customer value and modernise our platforms. Our bespoke mortgage system is built using Ruby on Rails, MySQL, JavaScript, and other open-source technologies, with a clear roadmap toward cloud-native evolution. Key responsibilities Lead, coach and inspire a stream-aligned product engineering team, fostering ...

LLM Engineer

Hiring Organisation
Ultralytics
Location
London Area, 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. ...

Senior Backend Engineer

Hiring Organisation
Nelly Works
Location
City of London, London, United Kingdom
powered features is valuable but not required. End-to-end ownership mindset : You've shipped something meaningful on your own—a project, open source tool, or business—and you drive work from conception to production. Modern backend fundamentals : Comfortable with modern backend languages and frameworks, plus exposure ...