Senior Machine Learning Engineer

About Quantiphi:

  • Quantiphi is an award-winning Applied AI and Big Data software and services company, driven by a deep desire to solve transformational problems at the heart of businesses. Our signature approach combines groundbreaking machine-learning research with disciplined cloud and data-engineering practices to create breakthrough impact at unprecedented speed.
  • Quantiphi has seen 2.5x growth YoY since its inception in 2013, we don't just innovate - we lead.
  • Headquartered in Boston, with 4,000+ professionals across the globe. Quantiphi leverages Applied AI technologies across multiple a. Industry Verticals (Telco, BFSI, HCLS etc.) and is an established Elite/Premier Partner of NVIDIA, Google Cloud, AWS, Snowflake, and others.

We have been recognized with:

  • 17x Google Cloud Partner of the Year awards in the last 8 years
  • 3x AWS AI/ML award wins
  • 3x NVIDIA Partner of the Year titles
  • 2x Snowflake Partner of the Year awards
  • Recognized Leaders by Gartner, Forrester, IDC, ISG, Everest Group and other leading analyst and independent research firms
  • We offer first-in-class industry solutions across Healthcare, Financial Services, Consumer Goods, Manufacturing, and more, powered by cutting-edge Generative AI and Agentic AI accelerators
  • We have been certified as a Great Place to Work for the third year in a row- 2021, 2022, 2023

Be part of a trailblazing team that's shaping the future of AI, ML, and cloud innovation. Your next big opportunity starts here!

For more details, visit: Website or LinkedIn Page.

Role: Sr Machine Learning Engineer

Experience Level: 5+ years

Employment type: Full Time

Location: Remote (UK)

Job Summary

We are seeking a Sr Machine Learning Engineer to join our growing team. In this role, you will design, develop, evaluate, and deploy traditional machine learning models and solutions to solve real-world business problems. You'll work closely with cross-functional teams including Data Science, Software Engineering, and Product to translate analytical insights into scalable production systems. This is an exciting opportunity for a data-savvy individual with a strong business acumen to make a significant impact on our customer retention and long-term success.

Key Responsibilities:

  • Design, train, validate, and optimize classical ML models (e.g., regression, decision trees, random forests, gradient boosting) for structured and semi-structured data.
  • Perform feature engineering, model selection, hyperparameter tuning, and evaluation using tools like scikit-learn, XGBoost, LightGBM.
  • Build robust data preprocessing pipelines and scalable workflows for model training and inference.
  • Collaborate on the development of agentic AI components β€” systems capable of autonomously planning, adapting, and executing tasks toward high-level goals with limited human oversight.
  • Integrate classical machine learning models into agentic AI workflows where predictive capabilities inform planning, decision-making, and action selection.
  • Develop and evaluate interfaces between agentic components and external tools, APIs, or systems to enable real-world actions.
  • Work closely with data engineers, software developers, product owners, and domain experts to translate analytical insights into operational workflows.
  • Document model development, deployment decisions, and agentic AI design choices.
  • Contribute to best practices in ML lifecycle management and agentic system governance.
  • Experience with other GCP services like Cloud Storage, Dataflow, or Vertex AI is a plus.

Required Skills & Qualifications:

  • Bachelor's or Master's degree in a quantitative field such as Data Science, Statistics, Mathematics, Computer Science, Economics, or a related discipline.
  • 5 years of progressive experience in data analysis, business intelligence, or data science roles.

What is in it for you:

  • Make an impact at one of the world's fastest-growing AI-first digital engineering companies.
  • Upskill and discover your potential as you solve complex challenges in cutting-edge areas of technology alongside passionate, talented colleagues.
  • Work where innovation happens - work with disruptive innovators in a research-focused organization with 60+ patents filed across various disciplines.
  • Stay ahead of the curveβ€”immerse yourself in breakthrough AI, ML, data, and cloud technologies and gain exposure working with Fortune 500 companies.

Job Details

Company
Quantiphi
Location
Bristol, UK
Employment Type
Full-time
Posted