Quantitative Developer

London Stock Exchange$98K — $164K *
Finance & Insurance
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Advanced degree in a quantitative field (e.g., Financial Engineering, CS, Quantitative Physics)
  • Proficient in C/C++, .NET, Java or Python programming languages
  • 1 to 3 years of experience in the financial sector or related academic experience
  • Hands-on experience with AI coding tools like GitHub Copilot and similar
  • Strong skills in code review, especially for AI-generated outputs
  • Experience with automated testing and version control systems
  • Excellent collaboration and communication skills across teams

Responsibilities

  • Design and create analytics applications for fixed income trading decisions
  • Enhance the Structuring Tool for securitized products
  • Maintain legacy code while ensuring product stability
  • Utilize AI tools to expedite software development and testing
  • Collaborate with product management and client services to improve features
  • Develop unit and integration tests to validate software
  • Engage with Quality Engineering team to uphold software quality

Benefits

  • Annual wellness allowance
  • Paid time-off
  • Comprehensive medical, dental, and vision plans
  • Flex spending and health savings options
  • 401(K) savings plan with company match
  • Life insurance and disability benefits
  • Support for adoption assistance and dependent care
  • Commuter benefits
Full Job Description
Job Description

London Stock Exchange Group is looking for an application developer to join a team of Fixed Income Analytics Application Development. The candidate is expected to work closely with other developers, making efficient and effective use of AI-assisted development tools, to drive application development for Yield Book product suite, including Excel Add-In, Structuring Tool and API. The Yield Book is a fixed income analytics system widely used by financial institutions and this position plays a vital role in the development of our products.

Main Responsibilities
  • Design and develop fixed income analytics applications, used by front office for trading and investment decision-making
  • Implement and enhance the Structuring Tool for securitized products, used for Securitized Product analysis and marketing
  • Maintain and modernize the existing codebase while preserving product stability
  • Use AI coding assistants and agentic tools to accelerate development, testing, and code understanding
  • Partner with product management and client service teams to solve product issues and deliver new features
  • Create unit tests and integration tests to ensure software meets requirements
  • Work closely with the Quality Engineering team to ensure the high quality of the deliverables


Essential Skills and Experience Required
  • An advanced degree (master's or higher) in a quantitative field such as Financial Engineering, Computer Science, Physics, Engineering, Mathematics, etc.
  • Excellent programming skills in one of the languages (C/C++, .NET, Java or Python)
  • 1 to 3 years of financial industry experience or academic training
  • Hands-on experience using AI coding assistants (e.g. GitHub Copilot, Claude, Cursor) in real development work
  • Strong code review skills applied to AI output - quickly assessing, validating, refining and testing AI-generated code
  • Experience with automated testing and version control
  • Strong teamwork and communication skills, with the ability to collaborate effectively with cross-functional teams
  • Excellent problem-solving skills and a proactive approach to identifying and resolving issues
  • Willingness to learn and develop deep financial knowledge


Career Stage:
Senior Associate

Compensation/Benefits Information:

LSEG is committed to offering competitive Compensation and Benefits. The anticipated base salary for this position is $98,500 - $164,100.

Please be aware base salary ranges may vary by geographic location, city and state. In addition to our offered base salary, this role is eligible for our Annual Incentive Plan (AIP/"bonus plan"). Target AIP rates will be commensurate with role level and posted career stage. Individual salary will be reflective of job related knowledge, skills and equivalent experience. LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically eligible for inclusion in our LSEG Benefits program, which includes offerings of: Annual Wellness Allowance, Paid time-off, Medical, Dental, Vision, Flex Spending & Health Savings Options, Prescription Drug plan, 401(K) Savings Plan and Company match. LSEG's Benefits plan also includes basic life insurance, disability benefits, emergency backup dependent care, adoption assistance commuter assistance etc.

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