DATA & AI STAFFING
SAN FRANCISCO

Harnham Data Recruitment is a specialist Data & AI Recruitment agency that procures the best data talent in San Francisco for companies ranging from local data start-ups to more established international corporations.

WHAT WE DO

SAN FRANCISCO DATA & AI STAFFING
OVERVIEW

We work with some of San Franciscos' leading brands to provide recruitment solutions across the Data & AI industries.

Harnham is committed to helping companies find the best talent for their Data & AI roles in San Francisco, roles including AI Engineers and Architects, as well as machine learning engineers. We do this through our unparalleled customer service throughout the recruitment process.

We provide in-depth guidance during the hiring process in addition to offering insights based on our research on the industry. Our consultants are also well-versed in their markets so they’re able to guide you to the right candidate for your job.

Our Team who specializes in Data & AI Staffing in San Francisco also has an extensive database of Data & AI professionals in the Bay area so we have the best chance to find the best candidate for any role your company has.

HOW WE DO IT

DATA & AI RECRUITMENT AND STAFFING
HOW WE DO IT

Just like the Data & AI professionals we place, Harnham use tried and tested models in our recruitment processes.

By gaining valuable market knowledge across a range of industries and regions, Harnham can provide a service that is second to none within our marketplace.

We have seen unprecedented growth in our specialist sector and always have a wide range of vacancies at both junior and senior levels including AI jobs, Data Science jobs, Data Analyst jobs, and Big Data jobs, all available throughout the UK, France, United States, and the Netherlands. For more insight, contact Team Data & AI Staffing San Francisco now.

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What sets us apart

WHAT SETS US APART FROM OTHER SAN FRANCISCO DATA & AI RECRUITMENT AGENCIES?

We stand out because we have a deep understanding of the Data and AI industry in San Francisco based on our many years of experience. 

We also form a tight-knit bond with our clients that makes them want to stick with us long-term.

Also, our recruitment process is tailored to the data & AI industry and the market in San Francisco, and our teams understand the nuances of the industry and are well-versed in their respective markets.

Additionally, we do research and provide insights on things such as salary and diversity within the data industry, with our annual salary and diversity guides which helps guide our clients on hiring decisions. If you need more insight, speak to Team Data & AI Staffing San Francisco now!

Click here to connect with our team.

JOBS

LATEST SAN FRANCISCO
DATA JOBS

Harnham are a specialist Data & AI Recruitment business with teams that only focus on niche areas.

Generative AI Engineer

€50000 - €60000

+ Data Science & AI

Permanent
Netherlands

To Apply for this Job Click Here

Job Title: Generative AI Specialist (Finance Sector – Prompt Engineering)

Location: Amsterdam

Employment Type: Full-time

Department: AI & Innovation – Financial Services

About Us

They are a leading financial institution at the forefront of AI-driven innovation, reshaping how data and technology power decision-making in capital markets, banking, and financial services. The AI team is driving the integration of generative AI and large language models into core business functions-from risk analysis to client interaction. We’re now seeking a Generative AI Specialist with a strong background in prompt engineering to join our growing team.

Role Overview

As a Generative AI Specialist, you will design, develop, and optimize prompt engineering strategies for large language models (LLMs) and other generative tools to automate and enhance financial services workflows. Your work will directly influence trading strategies, reporting automation, regulatory compliance, and client engagement through cutting-edge AI solutions.

Key Responsibilities

  • Design and refine prompts for LLMs (e.g., GPT-4, Claude, Mistral) to deliver high-accuracy outputs for financial tasks (e.g., risk summaries, investment analysis, regulatory reports).
  • Collaborate with quant teams, data scientists, and engineers to deploy generative AI across front-office, middle-office, and back-office functions.
  • Build prompt libraries and reusable AI components that ensure consistency, security, and performance.
  • Perform prompt evaluations, A/B testing, and iterative tuning to improve reliability and reduce hallucination risks.
  • Stay current with the latest generative AI research and its applications to financial modeling, compliance, and customer engagement.
  • Contribute to the development of AI policy, governance, and ethical frameworks in line with regulatory standards (e.g., FINRA, FCA, SEC).

What They’re Looking For

  • Proven experience with prompt engineering and working with foundation models (GPT-3.5/4, Claude, LLaMA, etc.).
  • Solid understanding of financial markets, instruments, and regulatory frameworks.
  • Strong Python skills, including experience with AI/ML libraries (LangChain, OpenAI API, Hugging Face, etc.).
  • Ability to translate business needs into technical AI applications and prompt strategies.
  • Excellent analytical, problem-solving, and communication skills.
  • Familiarity with data privacy, model interpretability, and AI governance is a plus.
  • Dutch speaking.

Preferred Qualifications

  • Degree in Computer Science, Finance, Data Science, or a related field.
  • 1+ years of experience working in finance, fintech, or enterprise AI environments.
  • Experience integrating LLMs into enterprise platforms or workflows (e.g., through APIs, plugins, internal tools).

Why Join?

  • Be part of a pioneering AI team inside one of the world’s most respected financial institutions.
  • Work on high-impact, real-world applications of generative AI in a heavily data-driven domain.
  • Competitive compensation and benefits, with opportunities for career growth and leadership.
  • Access to state-of-the-art tools, infrastructure, and professional development in a supportive, innovative culture.

To Apply for this Job Click Here

Full Stack AI Engineer/ Computer Vision Engineer

London

£450 - £500

+ Computer Vision

Contract
London

To Apply for this Job Click Here

Full Stack AI Engineer/ Computer Vision Engineer
Initial 4-5 month contract
£500 a day – Outside IR35

Key Skills:

  • 3D meshing
  • creating segmentation maps
  • LLMs – prompt engineering, some RAG and live engineering for meeting insight from text
  • Rotating in the 3D world

Nice to have:

  • Working with YOLO models
  • Experience working with immersive virtual events
  • Segmentation map

To Apply for this Job Click Here

AI Engineer

New York

$90 - $100

+ Data Science & AI

Contract
New York

To Apply for this Job Click Here

AI Engineer

12-Month contract

$90-$100/Hr

Fully Remote – EST Hours

In this position, you’ll develop, design, and deploy LLMs and conversational AI models for an IoT-enabled device.

Responsibilities:

  • Design and implement function calling within conversational AI models, enabling seamless interactions between users and IoT devices.
  • Deploy AI models and agents into production and scale them into robust, user-facing products.
  • Train, fine-tune, and deploy LLM’s into production settings
  • Optimize and scale machine learning algorithms to handle large volumes of data efficiently.
  • Utilize knowledge graph systems and Retrieval-Augmented Generation (RAG) to create efficient, real-time support agents leveraging technical documentation.
  • Integrate data from IoT devices and external sources to deliver intelligent, context-aware responses.
  • Contribute to the full DevOps lifecycle, including containerization, CI/CD pipelines, and scaling solutions for deployment.
  • Develop and fine-tune LLMs and NLP models that enhance interactions with IoT systems, focusing on domain-specific tasks such as technical support, product monitoring, and customer engagement.

Qualifications:

  • Expertise in designing and implementing function calling within conversational AI models for seamless user-IoT device interactions.
  • Up to 3 years of AI development experience, bringing a fresh perspective and a passion for innovative product creation.
  • Proven experience deploying AI models and agents into production and scaling them into robust, user-facing products.
  • Practical knowledge of DevOps, including containerization (Docker, Kubernetes) and CI/CD workflows for efficient deployment.
  • Experience with LLMs (e.g., GPT-4, Whisper), including training, fine-tuning, and application in production settings.
  • Experience with contemporary AI and NLP libraries and frameworks (e.g., LangChain, LangGraph, Azure Speech-to-Text).
  • Comfortable working with cloud platforms (e.g., AWS, Azure)

To Apply for this Job Click Here

AI Engineer

New York

$160000 - $200000

+ Data Science & AI

Permanent
New York

To Apply for this Job Click Here

AI Engineer – LLMs | Generative AI | RAG Systems

Location: Hybrid NYC

Type: Full-time | Permanent

Industry: TravelTech / AI Innovation

Compensation: $160k -$200k + Strong Comission and Unlimited PTO

We’re partnered with a well-funded, mission-driven company that’s redefining how travelers interact with expert advisors through cutting-edge AI. Backed by top-tier investors and led by experienced tech executives, the team is now hiring a forward-thinking AI Engineer to help build the future of intelligent, conversational travel solutions.

What You’ll Do

  • Collaborate with cross-functional teams, including Product, Design, and Engineering, to ideate and ship new AI-powered features
  • Rapidly prototype generative AI concepts to validate hypotheses and user experience improvements
  • Improve and scale existing LLM-based systems using advanced prompting, fine-tuning, and model orchestration techniques
  • Research and evaluate third-party models and tools to inform build vs. buy decisions
  • Translate product requirements into clear, technical AI engineering specifications
  • Contribute to a strong engineering culture through technical documentation, peer collaboration, and open communication
  • Make informed decisions in ambiguous or fast-moving contexts

What You’ll Bring

  • Strong experience applying LLMs, RAG, and NLP in production environments
  • Hands-on expertise with both open-source and commercial foundation models (e.g., OpenAI, Anthropic, Meta)
  • Solid Python skills and understanding of classical ML, embeddings, vector databases, and search systems
  • Experience building and maintaining APIs for internal or external consumers
  • Comfort working across the stack of data engineering, model experimentation, and deployment
  • Proven ability to optimize generative AI systems for latency and cost
  • Exceptional communication skills – you’re able to explain complex concepts clearly to technical and non-technical audiences

Bonus Points For

  • Experience with agentic AI systems or fine-tuning smaller models
  • Familiarity with conversational AI tools and frameworks
  • Background or curiosity in travel or personalized recommendation domains

Why Join?

  • Join a high-caliber team that blends AI expertise with deep product insight
  • Shape truly novel products with real-world impact
  • Competitive compensation, strong equity offering, and a flexible working culture

To Apply for this Job Click Here

AI Engineer

City of London

£400 - £500

+ Data Science & AI

Contract
City of London, London

To Apply for this Job Click Here

AI Engineer – Help Build the Future of Intelligent Systems
Location: Remote-friendly / Hybrid (London)
Type: Contract
Startup: Innovative AI-focused startup


We’re a fast-growing startup on a mission to bring cutting-edge artificial intelligence into everyday applications. From intelligent automation to next-gen products powered by AI, we’re creating solutions that help businesses stay ahead. We’re looking for a skilled AI Engineer who is passionate about designing and implementing AI systems that make a difference.


What You’ll Work On

  • Design and implement AI solutions across a range of applications (e.g., NLP, computer vision, reinforcement learning).

  • Develop and optimize algorithms that power our products.

  • Build and maintain the infrastructure needed to train, evaluate, and deploy AI models at scale.

  • Collaborate closely with data scientists, software engineers, and product teams to bring AI-powered features to life.

  • Research and experiment with state-of-the-art AI techniques to keep us at the cutting edge.


What We’re Looking For

  • Strong programming skills in Python (bonus: C++, Java).

  • Experience with deep learning frameworks such as TensorFlow, PyTorch, or similar.

  • Solid understanding of AI algorithms, architectures, and deployment strategies.

  • Familiarity with model optimization, quantization, or on-device inference is a plus.

  • Experience working with cloud platforms (AWS, GCP, or Azure).

  • Startup spirit: proactive, adaptable, and comfortable solving ambiguous problems.


Why Join Our Team?

  • Competitive salary + equity – share in our success.

  • Remote flexibility with a collaborative and supportive team culture.

  • Work on challenging, meaningful AI projects with real-world impact.

  • Opportunities for growth and learning – conferences, courses, mentorship.

  • A chance to help shape both our technology and company culture from the ground up.

To Apply for this Job Click Here

AI Engineer

New York

$160000 - $220000

+ Data Science & AI

Permanent
New York

To Apply for this Job Click Here

AI Engineer

Location: New York

Compensation: $180,000 – $220,000 base salary + Equity

About the Company:

We are working with a pioneering fintech, as systems face mounting strain from increased complexity and a shrinking talent pool, there’s a growing need for tools that can adapt, learn, and act independently. Their platform introduces AI agents designed to support experts by handling routine tasks, adapting to diverse workflows, and freeing up time for more strategic work. Already proving effective in demanding environments, it’s now scaling quickly, reshaping how foundational work gets done in a rapidly evolving economy.

THE ROLE

As an Applied AI/NLP Scientist, you will be central to developing and deploying advanced natural language processing solutions that tackle complex challenges in the legal-financial domain. Reporting to senior technical leadership, your work will span early-stage research through production-grade implementation.

Key Responsibilities:

  • AI Model Innovation: Design and implement novel NLP and LLM architectures tailored for domain-specific applications across legal and financial datasets.
  • Research to Production: Own projects from prototyping through production, leading 0-to-1 development of scalable NLP systems.
  • Model Optimization: Enhance model performance through fine-tuning, prompt engineering, retrieval augmentation, and inference optimization.
  • Cross-Functional Collaboration: Work closely with product, engineering, and executive teams to align AI capabilities with strategic goals.
  • Thought Leadership: Help shape internal best practices in applied NLP/LLM development, and contribute to research papers and IP generation.
  • Mentorship & Guidance: Provide technical insight and mentorship to junior researchers and engineers.

YOUR SKILLS AND EXPERIENCE

We’re seeking an experienced, hands-on NLP practitioner with a deep understanding of AI system development:

  • 2-8 years of professional experience in applied NLP or LLM-based system development.
  • Strong foundation in building and deploying NLP models in production settings.
  • Proficiency with Python and modern ML/NLP frameworks (e.g., PyTorch, TensorFlow, HuggingFace, spaCy, etc.).
  • Demonstrated experience scaling models across large, unstructured datasets.
  • Applied research background with a proven track record of translating research into real-world tools and platforms.
  • Deep understanding of LLM architectures, fine-tuning, prompt engineering, and retrieval-augmented generation (RAG).
  • Excellent communication skills and comfort working in agile, high-ownership environments.
  • PhD or Master’s degree in Computer Science, AI, Computational Linguistics, or related field (PhD preferred).
  • Publication record in respected AI/NLP venues (e.g., ACL, EMNLP, NAACL, NeurIPS, ICLR) is highly desirable.

THE BENEFITS

  • Competitive Compensation: Base salary of $180,000 – $220,000 + performance bonus
  • Innovation Ownership: Drive the development of novel NLP applications and contribute to IP
  • Remote Flexibility: Work from anywhere in the U.S.
  • Full Benefits: Health, dental, vision, 401(k), generous PTO, and more

HOW TO APPLY

To explore this opportunity, please submit your resume to Luc Simpson-Kent using the Apply link on this page.

To Apply for this Job Click Here

Head of AI Engineering

New York

$250000 - $300000

+ Data Science & AI

Permanent
USA

To Apply for this Job Click Here

Head of AI Engineering

$250,000 – $300,000 base + Bonus

Remote (US Only – East Coast Preferred)

The Company

We’re partnering with a global AI strategy and technology firm that’s spent the last decade delivering high-impact AI solutions to Fortune 500 clients. Their focus? Solving real business problems through cutting-edge, scalable AI-and now they’re ready to take things to the next level.

They’re looking for a Head of AI Engineering to build and lead the engineering function from the ground up. If you’ve been craving a seat at the table, the chance to shape a technical vision, and the freedom to stay hands-on while building a world-class team, this one’s for you.

The Role

This is a pivotal leadership role at a company known for delivering enterprise-ready AI. You’ll set the technical direction, build a cross-functional team, and ship high-performance systems for clients tackling complex challenges.

What You’ll Do

  • Own and architect the full tech stack: back-end, front-end, infra, and AI
  • Write and review clean, scalable code across core AI platforms
  • Deploy LLM-based systems using prompt engineering, embeddings, and vector search
  • Build and optimize DevOps pipelines and deployment environments (local, staging, production)
  • Set engineering standards around CI/CD, testing, and documentation
  • Hire and lead a top-tier team across AI, full-stack, and infrastructure
  • Collaborate closely with product, design, and AI researchers to bring ideas to life
  • Help shape the company’s technical roadmap and long-term product vision
  • Create a high-trust, high-impact engineering culture rooted in innovation and agility

About You

  • 2+ years in a senior technical or leadership role, ideally in a fast-paced or client-facing environment
  • Strong backend or full-stack development skills, with deep experience in modern API architecture
  • Expert-level Python skills and hands-on experience building with LLMs (OpenAI, Hugging Face, etc.)
  • Bonus if you’ve worked with RAG, LangChain, or vector databases
  • Solid grounding in DevOps: Docker, CI/CD, cloud platforms (AWS/GCP/Azure)
  • Proven ability to lead and scale remote engineering teams
  • A collaborative, entrepreneurial mindset-you know how to ship and scale

The Perks

  • Highly competitive base salary ($250k-$300k) + bonus
  • Remote-first with flexible hours (East Coast preferred for time zone alignment)
  • Ownership and influence at a critical stage of growth
  • Work on cutting-edge AI systems that solve real-world problems

Keywords: Head of Engineering, AI Strategy, LLM, LangChain, RAG, Backend, Python, DevOps, Cloud, ML Infrastructure, AI Consulting, Leadership, Remote, Start-up

To Apply for this Job Click Here

Lead AI Engineer

New York

$200000 - $220000

+ Data Science & AI

Permanent
New York

To Apply for this Job Click Here

Lead AI Engineer – Financial Services | $200,000-220,000 + Bonus + Benefits
Location: New York, NY (REMOTE)
Industry: Financial Services

Harnham is proud to partner with a dynamic and fast-growing financial services firm which works directly with people to help along their financial journey. They are looking to hire their first Lead AI Engineer, someone passionate about building innovative machine learning solutions and driving thoughtful AI & LLM initiatives at an enterprise level.

This is a unique opportunity to take a hands-on leadership role, building machine learning and LLM capabilities, while shaping a team and strategy that supports long-term innovation and responsible AI use.


THE ROLE

As Lead AI Engineer, you will:

  • Partner closely with engineering and business teams to design and deliver machine learning solutions that address complex challenges.

  • Build and deploy ML and LLM models that support key initiatives in chatbot, voicebot and customer support center agents.

  • Lead development of NLP applications such as text classification, summarization, and information extraction to support customer engagement and insights.

  • Help define meaningful performance metrics (KPIs) for AI solutions and foster an environment of transparency and learning.

  • Contribute to a culture of innovation by mentoring others, sharing knowledge, and laying the groundwork for a growing AI team.


YOUR SKILLS & EXPERIENCE

We’re looking for someone with:

  • 5+ years of experience in applied data science, machine learning, or related AI fields. 2+ most recent years using LLM / RAG technologies.

  • A degree in a STEM or quantitative field such as Computer Science, Engineering, Mathematics, or Statistics.

  • A strong track record of translating technical work into business value, particularly with cross-functional or non-technical stakeholders.

  • Experience leading projects end-to-end, with mentorship or team-building experience.

  • Proficiency in Python and familiarity with LLM tools like LangChain, Hugging Face, Llama.

  • Exposure to cloud platforms (AWS preferred, but not required) and data visualization tools.

  • Comfort and familiarity working in fast-paced environments like hyper-growth startups is a plus.


THE BENEFITS

  • Competitive salary range of $200,000-220,000

  • Performance-based bonus

  • Comprehensive health and wellness benefits

  • Better than market average retirement match
  • Opportunity to build a strategic AI function from the ground up in a highly respected firm

  • Supportive, forward-thinking leadership team invested in responsible innovation


HOW TO APPLY

If you’re excited about building impactful AI solutions and leading with curiosity, care, and purpose, we’d love to hear from you.

Please submit your résumé to Tim Jonas using the “Apply” link on this page.


Keywords:
AI Engineering | Machine Learning | NLP | LLM | Large Language Models | Financial Services | Responsible AI | Python | Cloud | Data Science | Llama | Leadership | Agents | Cross-functional Collaboration | Team Management | LangChain | Hugging Face | Chatbots | Voicebots

To Apply for this Job Click Here

AI Engineer

Amsterdam

€70000 - €80000

+ Computer Vision

Permanent
Amsterdam, North Holland

To Apply for this Job Click Here

Job Title: AI Engineer – Computer Vision & AI Specialist

Location: Amsterdam

Job Type: Full-time

About Them

This company are on a mission to redefine what’s possible with AI. They are building cutting-edge solutions that harness the power of artificial intelligence to solve real-world problems at scale.

They are a smalll but growing company who have won multiple awards and they are looking for an AI/Computer Vision specialist to support them on a new role in the team.

The Role

They are looking for a passionate AI Engineer with deep expertise in Computer Vision to join our growing R&D team.

You’ll be designing and developing intelligent vision-based systems that can perceive, understand, and make decisions-across diverse environments and datasets.

This is a hands-on engineering role, perfect for someone who loves solving hard problems with elegant algorithms and robust code.

What You’ll Do

  • Design, build, and deploy computer vision models (object detection, classification, segmentation, tracking, etc.)
  • Work with image, video, and sensor data across real-time and batch pipelines
  • Develop and optimize deep learning architectures (CNNs, Transformers, GANs, etc.)
  • Collaborate with cross-functional teams including data engineers, product managers, and ML ops
  • Research and implement state-of-the-art techniques from academia and industry
  • Continuously monitor and improve model performance in production
  • Contribute to our AI platform infrastructure and help scale our solutions

What They Are Looking For

  • Proven experience in computer vision and deep learning (e.g., PyTorch, TensorFlow, OpenCV)
  • Strong software engineering skills in Python and/or C++
  • Solid understanding of neural networks, image processing, and machine learning fundamentals
  • Familiarity with cloud platforms (AWS, GCP, or Azure) and GPU acceleration
  • Experience with production-grade AI/ML systems is a big plus
  • Degree in Computer Science, AI, Mathematics, or a related field (Master’s or PhD preferred)
  • Curiosity, creativity, and a love for solving complex challenges

Bonus Points For

  • Experience with 3D vision, LiDAR, SLAM, or AR/VR
  • Contributions to open-source CV or AI projects
  • Experience with MLOps and model lifecycle management
  • Publications or Kaggle competition wins

What They Offer

  • Competitive salary + stock options
  • Flexible remote-first work culture
  • Learning budget for conferences, books, and courses
  • Work with a team of passionate, world-class AI engineers and researchers
  • Real impact on cutting-edge products used by thousands (or millions!) of people

To Apply for this Job Click Here

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