Software Engineer III - Data - Agentic Commerce

JPMorgan Chase & Co.; City of Westminster; Hybrid; GBP 120,000 - 150,000; Full time

Job summary

JPMorgan Chase & Co. in the United Kingdom seeks a Software Engineer III for Payments Technology to design, build, and deliver secure, scalable agentic commerce solutions. You will work on B2B agent platforms and data pipelines powering model training and agent retrieval.

You'll contribute to the NEO platform, apply AI-assisted development tools, and ensure security, CI/CD, and operational resilience in an agile team environment.

Qualifications

• Strong Python production coding experience.
• Experience with Databricks data pipelines for model training.
• Familiarity with cloud environments (AWS) and security.
• CI/CD, observability, and testing in CI/CD pipelines.
• Understanding of LLM-based development and evaluation.
• Knowledge of Apache Spark and large structured datasets.
• Experience building and consuming APIs and event-driven services.

Responsibilities

• Execute software solutions, design, development, and troubleshooting for agent components.
• Build and maintain MCP servers for secure access to CRM and payments data.
• Develop production Python code and review others' code.
• Build data pipelines and feature engineering jobs on Databricks.
• Contribute to MLOps path for model training and deployment.
• Write evaluations for agent behaviour and instrument services with tracing.
• Apply AI-assisted tools to improve code quality and delivery speed.
• Improve operational stability of agents and model services.
• Foster a diverse, inclusive team culture and practical training.
• Hands-on system design, testing, and operational stability.

Skills

Python

Java

TypeScript

SQL

CI/CD

MLOps

Spark

Kubernetes

AWS

OpenTelemetry

Tools

Databricks

MLflow

Delta Lake

Apache Spark

Terraform

Job description

Are you ready to push the boundaries of what's possible in payments technology? At JPMorganChase, you'll join a collaborative team where your ideas drive real impact. You'll have the opportunity to grow your career, work with cutting-edge AI and machine learning, and help deliver trusted, market-leading products. We value diversity, inclusion, and continuous learning-your contributions matter here. As a Software Engineer III in Payments Technology within the Commercial and Investment Bank, you will design, build, and deliver secure, scalable agentic commerce solutions. You'll work on B2B agent platforms that negotiate, onboard, and communicate with corporate suppliers, as well as the data and machine learning pipelines that power these agents. You will contribute to NEO, our governed agent platform, and help shape the future of payments technology. You'll be part of an agile team that values innovation, collaboration, and operational excellence.,

• Execute software solutions, design, development, and technical troubleshooting for agent components, including orchestration logic, agent tools, and task queues for autonomous workflows
• Build and maintain MCP (Model Context Protocol) servers that provide agents secure access to CRM, supplier directory, and payments data sources
• Develop secure, high-quality production code in Python, and review and debug code written by others
• Build data pipelines and feature engineering jobs on Databricks to prepare payments data for model training and agent retrieval
• Contribute to the MLOps path for optimization and prediction models, including training jobs, automated tests, and promotion of model artefacts from development through UAT to production
• Write evaluations for agent behaviour (offline test sets, regression suites in CI/CD, LLM-as-judge checks) and instrument services with OpenTelemetry tracing
• Apply enterprise-authorized AI-assisted development tools to improve code quality and delivery speed, validating AI outputs for correctness, performance, and security
• Identify opportunities to eliminate or automate remediation of recurring issues to improve operational stability of agents and model services
• Foster a team culture of diversity, opportunity, inclusion, and respect
  Formal training or certification in software engineering concepts and applied experience
• Hands-on practical experience in system design, application development, testing, and operational stability
• Proficiency in Python and coding in one or more additional languages (e.g., Java, TypeScript, SQL)
• Experience building and consuming APIs and event-driven services in a cloud environment
• Experience with data processing frameworks such as Apache Spark and working with large structured datasets
• Working knowledge of LLM-based application development, including prompting, tool calling, retrieval, and evaluation
• Experience using approved AI-assisted software development tools, with sound judgement on validating outputs
• Understanding of responsible AI use in engineering workflows, including data sensitivity and secure handling of inputs and outputs
• Solid understanding of agile methodologies such as CI/CD, application resiliency, and security
• Practical cloud native experience (AWS preferred), including containers and Kubernetes

Preferred Qualifications, Capabilities, and Skills:

• Experience with agent frameworks (e.g., Google ADK, LangGraph) and agent protocols such as MCP, A2A, or AG-UI
• Experience with Databricks, MLflow, and Delta Lake or Apache Iceberg
• Exposure to model serving on Kubernetes and to model monitoring (drift, latency, accuracy)
• Familiarity with CRM platforms such as Salesforce and their APIs
• Exposure to payments, commercial card, or supplier onboarding (KYC) processes
• Familiarity with Terraform and infrastructure as code

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives., J.P. Morgan's Commercial & Investment Bank is a global leader across banking, markets, securities services and payments. Corporations, governments and institutions throughout the world entrust us with their business in more than 100 countries. The Commercial & Investment Bank provides strategic advice, raises capital, manages risk and extends liquidity in markets around the world.