Lead Software Engineer - Risk

Salary: £62,000 - 102,000 per year

Requirements:

• Minimum 10 years of hands-on Python development experience.
• Strong preference for candidates with a financial services background.
• Solid understanding of software engineering principles, including object-oriented design, testing methodologies, and version control practices.
• Demonstrated ability to write clean, maintainable code and work effectively within large, complex codebases.
• Strong verbal and written communication skills with the ability to articulate technical concepts to both technical and non-technical stakeholders.
• Proven ability to gather requirements and collaborate across multiple teams and functions.
• Capability to translate business needs into technical solutions and explain technical constraints in business terms.
• Willingness to understand and work on legacy applications when required.
• Prior experience with financial risk stack platforms such as SecDB, Quartz, or Athena.
• Knowledge of rates products including Swaps, Securities, Options, and Repo.
• Familiarity with risk methodologies and P&L calculation frameworks.
• Experience with distributed systems and real-time data processing.
• Proficiency with relational and NoSQL databases.
• Experience with web technologies such as React.
• Knowledge of modern development practices including CI/CD pipelines and containerization.
• Exposure to quantitative finance concepts and market risk measures.
• Understanding of regulatory reporting requirements in financial services.
• Experience using agentic AI models/tools for rapid development, subject to enterprise authorization and secure usage expectations.

Responsibilities:

• Build and maintain robust software solutions supporting rates trading activities.
• Collaborate closely with quantitative analysts, traders, risk managers, product managers, and other technology teams.
• Develop scalable, high-performance Python code to process large volumes of market data and perform complex financial calculations.
• Implement risk metrics, P&L attribution frameworks, and data pipelines connecting trading systems to downstream consumers.
• Participate in architectural decisions, code reviews, and technical design sessions to shape platform evolution across Rates and Equities.
• Gather requirements from business users and translate business needs into technical solutions; communicate technical constraints in business terms.
• Maintain and enhance existing and legacy applications when required.

Technologies:

• Agentic AI
• AI
• CI/CD
• Support
• NoSQL
• Python
• React
• Web

More:

We are J.P. Morgan, a global leader in financial services and a leader across banking, markets, securities services, and payments. We provide strategic advice and products to corporations, governments, wealthy individuals, and institutional investors in more than 100 countries. Our Commercial & Investment Bank supports clients by raising capital, managing risk, and extending liquidity in markets around the world. We value our people as our strength and are committed to diversity, inclusion, equal opportunity, and reasonable accommodations. This is a full-time Lead Software Engineer – Athena role focused on our Risk platform and Aggregation system, where we build high-impact systems that support trading desks, back office functions, risk management, and P&L analysis.

last updated 34 week of 2026