326 to 350 of 1,246 Open Source Jobs

Software engineer, generative AI (UK)

Location
Greater London, England, United Kingdom
Francisco, New York City, or London hubs. You'll report to an engineering director or a senior engineering manager. * We are open to hiring for this role at multiple levels, from senior to staff software engineer, with compensation ranges scaled to match your experience and expertise. What … development in production environments Proven expertise in building and deploying generative AI applications, leveraging LLMs, vector databases like Pinecone, Weaviate, or pgvector, and modern open-source agentic frameworks Practical experience with microservices architecture, RESTful APIs, cloud platforms such as AWS, GCP, or Azure, and containerization with Docker ...

OpenShift Developer eDV

Location
Bradley Stoke, England, United Kingdom
OpenID and PKI standards. Maintain clear technical documentation covering OpenShift configurations, workflows, and architecture. Stay updated on emerging trends across the OpenShift and Kubernetes open-source ecosystems. Required Skills and Experience 3 5 years of background in software development or DevOps, featuring a strong focus on OpenShift ...

Applied AI ML - Senior Associate - Machine Learning Engineer

Location
Greater London, England, United Kingdom
data technologies Have constructed batch and streaming microservices exposed as REST/gRPC endpoints Experience with container orchestration tools (e.g. Kubernetes, Helm) Knowledge of open source datasets and benchmarks in NLP Hands-on experience in implementing distributed/multi-threaded/scalable applications Track record of developing, deploying ...

AI Native Software Engineer

Location
Newcastle upon Tyne, England, United Kingdom
strategy, vector search, context window engineering and tuning against real quality targets Integrate and abstract across multiple LLM providers — OpenAI, Anthropic, Vertex AI, and open-source models — with fallback routing, token, cost, and latency management Implement LLMOps in production: eval harnesses with real quality metrics, prompt versioning, observability ...

Senior Lead Site Reliability / DevOps Engineer

Location
Auchentibber, Scotland, United Kingdom
postmortems for high-availability services Deep understanding of distributed system design principles, networking (TCP/IP, DNS, load balancing), and Linux internals Contributions to open-source observability or telemetry projects Experience working with agent control planes and management protocols; hands‐on knowledge of OpAMP is highly desirable #J ...

AI Native Software Engineer

Location
Newcastle upon Tyne, England, United Kingdom
strategy, vector search, context window engineering and tuning against real quality targets Integrate and abstract across multiple LLM providers — OpenAI, Anthropic, Vertex AI, and open‐source models — with fallback routing, token, cost, and latency management Implement LLMOps in production: eval harnesses with real quality metrics, prompt versioning, observability ...

R&D Engineer - AI Integration (m/f/d)

Hiring Organisation
Advantest Europe GmbH
Location
München, Bayern, Germany
Employment Type
Permanent
Salary
EUR Annual
familiarity with Eclipse Curate and develop high-quality datasets, including synthetic data generation for robust training and evaluation of LLMs Preprocess datasets, fine-tune open-source LLMs (e.g., LLaMA, Mistral), and integrate RAG systems into semiconductor testing pipelines Rigorously evaluate LLM applications on correctness, latency, and hallucination metrics ...

AI Native Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
strategy, vector search, context window engineering and tuning against real quality targets Integrate and abstract across multiple LLM providers OpenAI, Anthropic, Vertex AI, and open-source models with fallback routing, token, cost, and latency management Implement LLMOps in production: eval harnesses with real quality metrics, prompt versioning, observability ...

Senior Software Engineer, Platform Engineering

Location
Greater London, England, United Kingdom
Engineer, you’ll combine hands‐on coding with thoughtful system design to build and evolve our cloud‐native analytics and rapid delivery platform, using open‐source technologies and cloud‐native services. Working alongside engineers and quantitative teams, you’ll enable the safe, rapid delivery of production technology that ...

Senior Lead Site Reliability / DevOps Engineer (Commercial & Investment Bank)

Hiring Organisation
Hackajob Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
postmortems for high-availability services Deep understanding of distributed system design principles, networking (TCP/IP, DNS, load balancing), and Linux internals Contributions to open-source observability or telemetry projects Experience working with agent control planes and management protocols; hands-on knowledge of OpAMP is highly desirable ABOUT ...

Application Support Technical Analyst

Location
Chester, England, United Kingdom
debugging tools (Visual Studio Debugger, etc.) Knowledge of SQL and database troubleshooting Experience with developing C# solutions that utilise IBM MQ, MSMQ or other open source messaging technologies Experience with developing and supporting solutions hosted in Cloud-based platforms (e.g. Google Cloud, AWS, Azure) Core Competencies: Self-motivated ...

Senior Software Engineer — Real-Time Martech Platform

Location
City of Edinburgh, Scotland, United Kingdom
data storage, classification, optimization techniques. You estimate stories/tasks and deliver them on time. You keep yourself up to date with market standards, open-source frameworks, and other industry tools. You understand the maintenance characteristics, run-time properties, and dependencies of your team's software, including hardware ...

Lead Penetration Test Engineer

Hiring Organisation
S&P Global
Location
New Jersey, United States
Employment Type
Permanent
Salary
USD Annual
adversarial testing methods, including evaluating LLMs and other models for manipulation, evasion, and data integrity risks. • Demonstrated involvement in the infosec community (e.g., open-source projects, bug bounties, CVE research, conference talks, or security publications). • Experience applying the MITRE ATT&CK Framework to offensive security operations … collaboratively across teams while independently owning deliverables and maintaining accountability to deadlines. Right to work requirements for US based out candidates: This role is open only for candidates with indefinite right to work within the US. Compensation/Benefits Information (US Applicants Only): S&P Global states that ...

Lead Platform Architect - Infrastructure (OpenShift) - NESO

Location
Wokingham, England, United Kingdom
OpenShift platform. This role can be based in Warwick or Wokingham, and we continue to offer hybrid working from office and home. We are open to full time and part time applicants, as well as flexible working arrangements. Key Accountabilities Architectural Design: Lead the design … platform, including networking, storage, compute, and security components. OpenShift Expertise: Serve as the subject matter expert on OpenShift infrastructure and networking, including OVN-Kubernetes, Open vSwitch, SDN, and various CNI plugins. Network Strategy: Define and implement the network topology and security policies for the OpenShift cluster and its hosted ...

Senior Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
flows within an enterprise environment. Continuous Delivery* Agile tooling to support team delivery, such as JIRA and other project management systems.* Open to innovative ideas/experiences and ability to create new ideas, approaches or insights.* Seeks opportunities for improvements.* Demonstrates high levels of energy in seeking … company values.* Excellent attention to detail, highly organised with a proactive approach.* Strong analytical ability and innovative problem solving skills.* Software Design Patterns.* Source control (Git).**Desired:*** OOP \\ SOLID Principles.* Demonstrable experience of C# (.Net 8+) in a professional environment.* Contribution to open-source projects.* Experience ...

Senior Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
flows within an enterprise environment. Continuous Delivery Agile tooling to support team delivery, such as JIRA and other project management systems. Open to innovative ideas/experiences and ability to create new ideas, approaches or insights. Seeks opportunities for improvements. Demonstrates high levels of energy in seeking … company values. Excellent attention to detail, highly organised with a proactive approach. Strong analytical ability and innovative problem solving skills. Software Design Patterns. Source control (Git). Desired OOP/SOLID Principles. Demonstrable experience of C# (.Net 8+) in a professional environment. Contribution to open-source projects. ...

Observability SRE

Hiring Organisation
Ubique Systems UK Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
delivering a platform used by the entire Group. The observability platform consists of a combination of platforms and frameworks from in-house, vendors, and open source. These include: Grafana LGTM stack (open source) RightITNow, EverBridge, Sentinel (3rd Party tools) AMBER, Bing, MCM, CMS (homegrown) Responsibilities: Cross functional … understanding of cloud platforms Basic understanding of CI/CD tools such as GitLab, Jenkins, Ansible, Nexus etc. Good Team player Preferred: Understanding of Open Telemetry standards Understanding of containerization technologies such as Kubernetes, EKS, Docker etc. Supporting a medium/large scale production environment Exposure to AI tools ...

Senior Data Scientist

Location
Greater London, England, United Kingdom
frameworks (MLflow, Kubeflow, Airflow). Familiarity with SQL, NoSQL, and distributed data technologies. Experience deploying AI models in production environments. Publications, patents, or open-source contributions in ML/AI. What We Offer: Competitive Salary Bonus Scheme Private Healthcare Insurance 25 Days Annual Leave + Bank Holidays … needs. Encouraging high social mobility is really important to us. We foster an inclusive culture by welcoming different perspectives, enabling equitable opportunities and promoting open dialogue. This commitment is reflected in initiatives such as our gender diversity group and our focus on mental health and wellbeing. Whatever stage ...

Full Stack LLM Development Manager - Anthropic/Claude

Location
City Of London, England, United Kingdom
/JavaScript, modern API frameworks, front‐end frameworks, automated testing and software design patterns. Claude Code or comparable AI coding assistants integrated with enterprise source control and CI/CD workflows. MCP client/server development or comparable secure tool‐integration patterns for agentic applications. Agent orchestration, tool calling … DevSecOps Set yourself apart: Production delivery of Claude‐based applications, agents or Claude Code enablement. Published MCP servers, reusable agent components, evaluation harnesses or open‐source contributions. Experience building developer platforms or AI‐enabled SDLC accelerators. Experience delivering AI solutions in regulated environments. Relevant cloud, software engineering, machine ...

Full Stack LLM Development Manager

Hiring Organisation
Hackajob Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
/JavaScript, modern API frameworks, front-end frameworks, automated testing and software design patterns. Claude Code or comparable AI coding assistants integrated with enterprise source control and CI/CD workflows. MCP client/server development or comparable secure tool-integration patterns for agentic applications. Agent orchestration, tool calling … DevSecOps Set yourself apart: Production delivery of Claude-based applications, agents or Claude Code enablement. Published MCP servers, reusable agent components, evaluation harnesses or open-source contributions. Experience building developer platforms or AI-enabled SDLC accelerators. Experience delivering AI solutions in regulated environments. Relevant cloud, software engineering, machine ...

Fullstack Software Engineer - Core

Location
United Kingdom
scalable product features across backend services and frontend experiences using technologies such as Java, Python, Angular, React, Kubernetes, and cloud platforms. The company is open to junior, mid-level, and senior candidates with significant product-engineering experience and a strong interest in backend performance and frontend usability.## Role DNAA … integrate the best of data and AI tech, selecting tools that truly enhance our product. From the latest LLMs to our dedication to open source communities, you’ll work with a dynamic range of technologies and contribute to the collective knowledge of global tech innovators. You can find ...

IT / OT - Software Engineer

Location
Tees Valley, England, United Kingdom
technologies. Stay current with emerging tools, programming techniques, and industry best practices through continuous learning, professional engagement, and adoption of modern technologies (including open source). Ensure quality and reliability by actively participating in testing, validation, and certification processes while fostering built-in quality and technical agility within … system design, coding, testing, deployment, and operations. Familiarity with Agile environments and proven ability to apply software engineering best practices (coding standards, code reviews, source control, CI/CD) while effectively collaborating with users, technical teams, and management to deliver on requirements and deadlines. Job Systems/Information Technology ...

Machine Learning Engineer 3

Hiring Organisation
Capital One
Location
Richmond, Virginia, United States
Employment Type
Permanent
Salary
USD Annual
love to solve real problems and meet real customer needs. We are seeking Machine Learning Engineers who are passionate about leveraging cutting-edge open source frameworks, advanced algorithms, and emerging technologies to join our team. As a Machine Learning Engineer, you'll have the opportunity … Mathematics, or related field 1+ years of experience optimizing ML algorithms, configurations, and infrastructure 1+ years of experience following software development best practices including source control, testing, code reviews, CI/CD, etc. 1+ years of experience building resilient software solutions with pre-production testing, advanced deployment techniques ...

Machine Learning Engineer 3

Hiring Organisation
Capital One
Location
Mc Lean, Virginia, United States
Employment Type
Permanent
Salary
USD Annual
love to solve real problems and meet real customer needs. We are seeking Machine Learning Engineers who are passionate about leveraging cutting-edge open source frameworks, advanced algorithms, and emerging technologies to join our team. As a Machine Learning Engineer, you'll have the opportunity … Mathematics, or related field 1+ years of experience optimizing ML algorithms, configurations, and infrastructure 1+ years of experience following software development best practices including source control, testing, code reviews, CI/CD, etc. 1+ years of experience building resilient software solutions with pre-production testing, advanced deployment techniques ...

Machine Learning Engineer 4 (Manager, IC)

Hiring Organisation
Capital One
Location
New York, United States
Employment Type
Permanent
Salary
USD Annual
love to solve real problems and meet real customer needs. We are seeking Machine Learning Engineers who are passionate about leveraging cutting-edge open source frameworks, advanced algorithms, and emerging technologies to join our team. As a Machine Learning Engineer, you'll have the opportunity … Mathematics, or related field 3+ years of experience optimizing ML algorithms, configurations, and infrastructure 3+ years of experience following software development best practices including source control, testing, code reviews, CI/CD, etc. 3+ years of experience building resilient software solutions with pre-production testing, advanced deployment techniques ...