Senior Software Developer – Financial Systems

Senior Software Developer – Financial Systems

Overview

Our client is a buy-side financial firm seeking a Senior Software Developer to design and build core systems supporting trading, deal execution, funding, and operational workflows. This is a hands-on engineering role with direct responsibility for building and maintaining business-critical applications used by investment and operations teams.

The ideal candidate is a strong individual contributor with deep technical fundamentals, exposure to financial systems, and the judgment to build reliable, maintainable platforms in a high-stakes environment.

The role is fully onsite (5 days a week) in our NYC office, offering strong day-to-day collaboration, team alignment and effective delivery with the trading and engineering teams.

Key Responsibilities

• Design, implement, and maintain core platforms supporting deal lifecycle management, funding workflows, trade execution, and position management
• Build and support firm and market data platforms, analytics, and reporting systems
• Develop backend services, APIs, and data pipelines integrated with third-party vendors and market data providers
• Own systems end-to-end, including design, delivery, and production support
• Work directly with business stakeholders to translate workflows into technical solutions
• Make pragmatic architecture decisions across greenfield development and system modernization
• Contribute to engineering best practices around testing, reliability, and code quality

Required Experience

• 7–10 years of professional software development experience
• Prior experience with financial systems such as trading platforms, position management, risk, treasury, fund administration, or fintech solutions
• Experience building or supporting business-critical applications where uptime and data integrity matter
• Demonstrated ability to operate with a high degree of ownership and accountability

Technical Profile

• Strong software engineering fundamentals (OO and/or functional programming)
• Proficiency in at least one enterprise language such as C#, Java, Scala, F#, or Python
• Experience designing and working with APIs and distributed systems
• Comfortable working across business logic, data layers, and infrastructure
• Ability to write clean, maintainable, and well-tested code

Preferred (Not Mandatory)

• Cloud platforms (AWS and/or Azure)
• Full-stack exposure (backend services, APIs, front-end UI)
• Data engineering experience (ETL, pipelines, vendor and market data feeds)
• DevOps practices, including CI/CD, automation, and monitoring
• Business analysis or requirements translation experience

Financial Domain Expectations

• Ability to explain basic financial instruments (equities, bonds, options, swaps)
• Familiarity with trade lifecycles and position management concepts
• Comfort engaging in business discussions and learning new financial concepts

Candidate Characteristics

• Strong problem-solving skills and disciplined engineering mindset
• Comfortable working in ambiguous environments
• High attention to detail and system correctness
• Able to work independently while collaborating closely with business and technology teams
• Demonstrated intellectual curiosity through side projects, open-source work, or ongoing learning
• Familiarity with or interest in AI-assisted development tools

As part of the process, we ask candidates to share their current compensation and target expectations to ensure alignment on both sides.

Pay: $175,000.00 per year

Experience:

• Software development: 7 years (Required)
• Financial/Securities software: 7 years (Required)

Ability to Commute:

• New York, NY 10036 (Required)

Work Location: In person