Applied AI ML Senior Associate

JPMorgan Chase & Co.; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading global financial institution is seeking a Senior Associate for the Risk Modelling team to develop machine learning models aimed at reducing fraud and credit risk. The role requires strong Python programming skills, expertise in machine learning techniques, and experience in deploying models on AWS. Candidates should be capable of collaborating with various stakeholders and effectively communicating complex concepts. This is an exciting opportunity to contribute to an innovative team and support the expansion of digital banking across the UK.

Qualifications

• Advanced degree (MSc or PhD) in a quantitative or technical discipline, or significant practical experience.
• Proficient Python programming skills with experience writing production-quality code.
• At least 4 years in applied data science, ML techniques, or software engineering.
• Solid understanding of ML and deep learning methods, including large language models.
• Experience with ML model deployment on AWS using tools like SageMaker.

Responsibilities

• Develop machine learning models to solve risk problems and enhance decision-making.
• Collaborate in defining problem statements and execution roadmaps.
• Build end-to-end ML pipelines to support various use cases in risk management.
• Work with teams to deploy solutions meeting high governance standards.

Skills

Python programming

Machine Learning techniques

Data analysis

Communication skills

Team collaboration

Education

Advanced degree (MSc or PhD) in a quantitative field

Significant practical experience in the industry

Tools

NumPy

Scikit‑Learn

Pandas

TensorFlow

PyTorch

AWS (SageMaker, EC2, Glue)

Job description

The ICB (International Consumer Banking) business within JPMorgan Chase has grown significantly since its launch in 2021, and we expect the business to expand further over the next years. Join the expansion of the Chase digital bank across the UK and Europe and help us continue to build our award-winning bank.

The ICB Risk Modelling team is responsible for developing statistical and machine learning models to reduce fraud and credit risk within ICB. The team also engages with external vendors supporting onboarding vendor models including working through Model Governance to obtain appropriate approvals for different uses. The team executes and prepares model surveillance while providing insights for various regulatory requirements.

As a Senior Associate in the ICB Risk Modelling team, you will play a crucial role in analysing business problems, experimenting with state-of-the-art algorithms, and developing machine learning and deep learning models. You will be part of an innovative team, working closely with our product owners, risk officers, data engineers, and software engineers to build new models and systems. We are looking for someone with a passion for programming, data, statistics, and ML, who can understand the strategic demands and data landscape in large and complex organisations.

Job Responsibilities

• Develop state-of-the-art machine learning models to solve real-world risk problems and enhance automation and decision-making processes.
• Assist product leadership in defining the problem statements and execution roadmap.
• Collaborate with business, operations, and other technology colleagues to understand AI needs and devise possible solutions.
• Develop end-to-end ML pipelines and operationalise the end-to-end orchestration of the ML models to support various use cases such as credit risk management, portfolio monitoring, fraud risk prevention, and customer profiling.
• Build both batch and real-time model prediction pipelines with existing applications and front-end integrations.
• Collaborate to develop large-scale data modelling experiments and explain complex concepts to senior stakeholders.
• Work with multiple partner teams, such as Strategy, Technology, Product Management, Legal, Compliance, and Business Management, to deploy solutions that meet the firm’s high governance standards.

Required Qualifications, Capabilities, and Skills

• Advanced degree (MSc or PhD) in a quantitative or technical discipline, or significant practical experience in the industry.
• Proficient Python programming skills with hands‑on experience in writing production‑quality code.
• At least 4 years of experience in applied data science, ML techniques, or software engineering.
• Solid understanding of machine learning and deep learning methods, and familiarity with large language models.
• Extensive experience with machine learning and deep learning toolkits (e.g. NumPy, Scikit‑Learn, Pandas, Hugging Face, TensorFlow, PyTorch, etc.).
• Experience in building and deploying ML models on AWS, especially using AWS tools like SageMaker, EC2, Glue, etc.
• Experience with Big Data and scalable model training, along with solid written and spoken communication skills to effectively communicate technical concepts and results to both technical and business audiences.
• Excellent communication skills and a team player.

Preferred Qualifications, Capabilities, and Skills

• Experience with ML model explainability.
• Knowledge of credit scorecards and credit risk management is a plus.