Lead Software Engineer - Python / Athena Trade & Risk Services

Salary: £62,000 - 102,000 per year

Requirements:

• Formal training or certification in software engineering concepts, with advanced applied experience
• Strong software engineering fundamentals and a passion for developer and operations tooling
• Proficiency in Python, with working knowledge of TypeScript/React for web tooling and SQL for full-stack work
• Proficiency using enterprise-authorized AI-assisted development tools for coding, review, test acceleration, and troubleshooting, with the ability to validate outputs for correctness, performance, and security
• Strong understanding of responsible AI use, including data sensitivity, secure handling of inputs and outputs, and resiliency and security expectations
• Solid grounding in testing, reliability, and maintainable system design, with comfort in layered architectures, event-driven systems, and distributed state
• Ability to operate independently in ambiguous problem spaces and collaborate effectively across teams
• Skill in turning loosely defined requirements into robust, widely adopted solutions, using a vertical-slice-first approach
• Working knowledge of modern engineering workflows, including testing, CI/CD, static analysis, version control, and deployment
• Demonstrated experience leading effective use of approved AI-assisted software development tools, with strong validation standards for AI outputs
• Experience coaching engineers on safe, compliant adoption of AI-assisted workflows within delivery practices

Responsibilities:

• Build and evolve engineering productivity tooling that helps developers make changes with confidence, including change management, regression and behaviour-comparison testing, and codebase health at scale
• Build and evolve operational tooling, including real-time monitoring, alerting, and workflow frameworks that give Operations users visibility and control
• Drive strategic platform initiatives that reshape how core capabilities such as runtime configuration and large-scale codebase cleanup are managed safely and deterministically
• Design and evolve real-time, event-driven systems built on modern streaming platforms
• Embed AI capabilities into team-owned products, including intelligent recommendations, accelerated user actions, and structured, reviewable outputs using approved enterprise AI tooling
• Own features across their full lifecycle, including discovery, design, implementation, rollout, telemetry, and operational support
• Translate ambiguous asks from Operations teams, LOB engineers, and Controls partners into reusable platform capabilities
• Partner with Controls and Audit stakeholders to implement effective, low-friction engineering controls in change management and release workflows
• Influence engineering standards and best practices across a broad developer community through RFCs, guidance, and reference implementations
• Drive team adoption of enterprise-authorized AI-assisted engineering practices and promote reuse of effective patterns across the team

Technologies:

• AI
• CI/CD
• Support
• Python
• React
• SQL
• Security
• TypeScript
• Web

More:

We are J.P. Morgan, a global leader in financial services, and our Commercial & Investment Bank is a leader across banking, markets, securities services, and payments, serving corporations, governments, and institutions in more than 100 countries. We offer a first-class business in a first-class way and build trusted, long-term partnerships to help our clients achieve their business objectives. We value the diverse talents of our people, are committed to diversity and inclusion, and provide reasonable accommodations for applicants and employees with religious, mental health, or physical disability needs. This full-time Lead Software Engineer role is part of our ATRS Tools team, where we build strategic engineering productivity and operational tooling that is used by thousands of engineers and middle-office users every day.

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