About the Team OpenAI's Platform and Infrastructure Engineering organization advances the mission of deploying artificial general intelligence (AGI) for the benefit of all by delivering secure, scalable, and resilient technology solutions. Our team builds and maintains robust infrastructure that safeguards OpenAI's data and systems while ensuring employees are well-equipped and seamlessly connected. By prioritizing security, reliability, and … user-centric solutions, we empower OpenAI employees to drive impactful AI research, corporate operations, and product innovation. About the Role As a Network Security Engineer at OpenAI, you will play a critical role in architecting and maintaining both campus and cloud network infrastructure. You will design and implement secure, scalable, and high-performing network solutions that bridge on-premises environments … network infrastructure. If you excel in cross-functional settings and have a proven track record of delivering innovative, secure network solutions, this role offers a unique opportunity to shape OpenAI's security-first, automation-driven network ecosystem. You may be a fit for this role if you have: Strong experience with Cisco IOS, Cisco Meraki, Palo Alto or similar Enterprise More ❯
Engineering tools: Pyspark, Polars, DuckDB, Malloy, SQL Infrastructure-as-code: Terraform, Pulumi Data Management and Orchestration: Airflow, dbt Databases and Data Warehouses: SQL Server, PostgreSQL, MongoDB, Qdrant, Pinecone GenAI: OpenAI APIs, HuggingFace, LangChain, Talk-to-data Monitoring: Datadog About You We are looking for someone who can wear two hats - the data architect and the strategic business consultant - so you More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Serve Legal
Skills Required Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) Web & Product Development: Frameworks (React, Node.js, Django/Flask) AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama Agentic AI: Frameworks (langchain, langgraph, Google ADK) AI enabled code tooling: Cursor, Windsurf, GitHub copilot AI powered platform development: Lovable, Replit, Bolt APIs & Microservices: RESTful APIs, GraphQL More ❯
Houston, Texas, United States Hybrid / WFH Options
INSPYR Solutions
Machine Learning, or a related field. 3+ years of professional experience in AI engineering, specifically manipulating and deploying LLMs in production (e.g., via Hugging Face Transformers, LangChain, LlamaIndex, or OpenAI/Groq APIs), including hands-on work with open-source models like Gemma and Llama for local deployment (e.g., using Ollama, vLLM, or direct PyTorch inference setups). Advanced proficiency More ❯
and implement scalable applications using the .NET full stack (C#, ASP.NET Core, Blazor, JavaScript/TypeScript, etc.). Integrate AI/ML capabilities using services like Azure Cognitive Services, OpenAI, or custom models. Manage containerized deployments using Kubernetes (on-prem and in the cloud). Collaborate with DevOps teams to ensure CI/CD pipelines and infrastructure as code are More ❯
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom Hybrid / WFH Options
Reed Technology
language models (LLMs), and techniques such as retrieval-augmented generation (RAG) and agent-based approaches, supported by frameworks like LangChain and CrewAI. Skilled in leveraging AI model APIs (e.g. OpenAI, Anthropic) and rapid prototyping tools such as Streamlit, along with AI-native developer tools like Cursor, to bring ideas to life quickly. Exceptional stakeholder management skills with the ability to More ❯
Guildford, England, United Kingdom Hybrid / WFH Options
Intellect Group
ensure solutions are scalable and future-ready. Key Responsibilities Develop and own the AI strategy and product roadmap . Lead the design, prototyping, and production of LLM-based applications (OpenAI, Hugging Face, LangChain, Pinecone). Build technical integrations with platforms such as Microsoft 365, Salesforce, and CMS tools. Define and embed AI governance standards , ensuring ethical and compliant use. Act More ❯
woking, south east england, united kingdom Hybrid / WFH Options
Intellect Group
ensure solutions are scalable and future-ready. Key Responsibilities Develop and own the AI strategy and product roadmap . Lead the design, prototyping, and production of LLM-based applications (OpenAI, Hugging Face, LangChain, Pinecone). Build technical integrations with platforms such as Microsoft 365, Salesforce, and CMS tools. Define and embed AI governance standards , ensuring ethical and compliant use. Act More ❯
language models (LLMs), and techniques such as retrieval-augmented generation (RAG) and agent-based approaches, supported by frameworks like LangChain and CrewAI. Skilled in leveraging AI model APIs (e.g. OpenAI, Anthropic) and rapid prototyping tools such as Streamlit, along with AI-native developer tools like Cursor, to bring ideas to life quickly. Exceptional stakeholder management skills with the ability to More ❯
Ponteland, Northumberland, UK Hybrid / WFH Options
Reed Technology
language models (LLMs), and techniques such as retrieval-augmented generation (RAG) and agent-based approaches, supported by frameworks like LangChain and CrewAI. Skilled in leveraging AI model APIs (e.g. OpenAI, Anthropic) and rapid prototyping tools such as Streamlit, along with AI-native developer tools like Cursor, to bring ideas to life quickly. Exceptional stakeholder management skills with the ability to More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Travel Counsellors
Healthcare Cash Plan Free breakfast and beverages Requirements Proven experience in .NET Core/C# and modern web frameworks like Angular/TypeScript Hands-on experience with LLM APIs (OpenAI, Claude, Bedrock), LangChain, or RAG-based architectures Deep familiarity with API design, microservices, and cloud-first development (AWS, Azure, or GCP) Experience building systems with MongoDB, SQL, or vector databases More ❯
Peterborough, Cambridgeshire, East Anglia, United Kingdom Hybrid / WFH Options
Crooton
processing. Familiarity with multi-language SaaS applications . UI/UX skills with modern CSS frameworks ( Tailwind, Bootstrap ). Knowledge of GDPR , data security , and SaaS compliance. Experience integrating OpenAI , Vertex AI , or other LLMs into live products. Tech Stack Youll Work With Backend: Python (Flask/FastAPI), Node.js Frontend: React or Vue.js Database: PostgreSQL/MySQL (Google Cloud SQL More ❯
Hull, North Humberside, North East, United Kingdom Hybrid / WFH Options
Crooton
processing. Familiarity with multi-language SaaS applications . UI/UX skills with modern CSS frameworks ( Tailwind, Bootstrap ). Knowledge of GDPR , data security , and SaaS compliance. Experience integrating OpenAI , Vertex AI , or other LLMs into live products. Tech Stack Youll Work With Backend: Python (Flask/FastAPI), Node.js Frontend: React or Vue.js Database: PostgreSQL/MySQL (Google Cloud SQL More ❯
problem-solving, and complexity analysis. 5+ years of industry experience. Experience leading a team/large scale projects. Experience working with JavaScript, React, NodeJS, Python, Firebase, Express, AWS, GCP, OpenAI, and CircleCI. Familiarity with NoSQL databases. Experience working with AI and LLMs. Why Join Us? Innovative Environment: Be part of a team that is pushing the boundaries of market research More ❯
and customer needs through close cross-functional collaboration. Deploying scalable AI/ML systems capable of processing large, complex data sets. Leveraging modern AI models, APIs, and SDKs (e.g., OpenAI, LLMs). Enhancing the platform’s ability to surface high-value insights and opportunities for users. What We’re Looking For Proven experience delivering impactful AI/ML projects. Expertise More ❯
and customer needs through close cross-functional collaboration. Deploying scalable AI/ML systems capable of processing large, complex data sets. Leveraging modern AI models, APIs, and SDKs (e.g., OpenAI, LLMs). Enhancing the platform’s ability to surface high-value insights and opportunities for users. What We’re Looking For Proven experience delivering impactful AI/ML projects. Expertise More ❯
Hampton, Virginia, United States Hybrid / WFH Options
Iron EagleX, Inc
. Implement model fine-tuning methods, including soft prompting, adapters, and supervised fine-tuning. Develop AI-driven automation workflows using agent-based architectures and frameworks such as LangGraph and OpenAI function calling. Write, test, and maintain Python code for AI model development and integration. Utilize version control systems (Git) to manage code changes and collaboration Qualifications Required Skills & Experience: Minimum More ❯
ensure that agentic applications being developed are compliant, robust and well-engineered. The role includes: Developing, assessing and evaluating agentic systems built with a variety of LLM providers, including OpenAI, Anthropic & Google. Research and implementation of new GenAI evaluation techniques. Contributions to the development of software packages and evaluation harnesses to allow downstream teams to develop their own evaluation datasets More ❯
Dunn Loring, Virginia, United States Hybrid / WFH Options
ALTA IT Services
with Enterprise Architecture, Cloud Native Engineering, and Microsoft support to build and operationalize AI Anchor Platform as a Service, comprising Model Garden and Control Plane by leveraging Azure and OpenAI technologies. • Manage AI Engineering and Operations teams, fostering continuous upskilling to enable the design, deployment, and scaling of Generative-AI solutions that boost efficiency and spur innovation. • Oversee AI standards … machine learning solutions, including production-grade Generative-AI applications preferably, in a large multi-function financial services organization. • Strong technical skills in AI technologies, including experience with Azure and OpenAI familiarity with building and operationalizing AI platforms equipped with Model Garden and Control Plane, and Agentic AI. • Experience in executing on strategic AI initiatives and aligning foundational AI capabilities with More ❯
Leeds, West Yorkshire, England, United Kingdom Hybrid / WFH Options
Lorien
FastAPI), integrating with AI models and data platforms. Frontend Development: Develop responsive, high-performance user interfaces with React/Next.js. AI Integration: Connect to LLMs and ML services (e.g., OpenAI, AWS Bedrock), supporting prompt engineering, embeddings, and vector databases. Data Engineering: Handle structured and unstructured data, build ingestion pipelines, and design efficient schemas (Postgres/NoSQL). Architecture & Design: Influence More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Robert Half
LEAD Developer - Laravel | High-Growth SaaS | Hybrid (London) THIS IS A LEAD Developer Role Essential: Proven experience working with LLMs (e.g., OpenAI, Anthropic, Hugging Face) or applied AI projects. Nice to have: Broader AI/ML exposure, such as model fine-tuning, prompt engineering, or integration into production systems. Join a profitable, fast-growing SaaS company going through a major More ❯
Petersfield, Hampshire, United Kingdom Hybrid / WFH Options
Leo Technology
who are driving for global dominance. The Person: Proven technical leadership experience in a start-up or scale-up ( ideally from Seed to Series A) Hands-on expertise with OpenAI integrations or other LLM-based solutions Technical experience with Node.js, Python, and SQL Experience with API design and development for both internal and external use cases Experience designing and scaling More ❯
Tools: Familiarity with AWS, Docker, GitHub Actions, and monitoring tools like Grafana. Mindset: Passionate about improving developer workflows and creating exceptional user experiences. Knowledge: Exposure to AI technologies like OpenAI, ChatGPT, and fine-tuning models is highly valued. Collaboration: Strong problem-solving skills and a team-oriented attitude. Availability: Ability to work in the London office at least three days More ❯
executive ideas into functional prototypes and iterate based on performance and feedback. Who You Are Highly curious, ambitious, and motivated to push the frontier of AI productivity. Experienced with OpenAI-compatible APIs , tool calling, and building chatbots or automations. Strong backend engineering skills in Python or Node . Familiar with workflow platforms like n8n, Zapier, Make . Clear communicator with More ❯
Market Harborough, Leicestershire, England, United Kingdom Hybrid / WFH Options
QA
that improve efficiency, streamline operations, and enhance business processes. You will work closely with AI developers and project managers to implement cutting-edge automation solutions, utilizing platforms such as OpenAI, ChatGPT, Claude, Botpress, Zapier, and other LLMs. Additionally, you will be responsible for managing and optimizing Envera’s internal AI-driven systems and automations. This is an exciting opportunity to More ❯