# Senior Software Engineer - Investments

**Company:** [Mercury](https://hotfix.jobs/companies/mercury)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** $190k – $251k/yr
**Experience:** 5+ years
**Skills:** Backend Engineering, Brokerage Trading, Custody Systems, AWS, Infrastructure, Equities, Fixed Income, Etfs, Mutual Funds, System Architecture, Technical Leadership, Cross-Functional Leadership
**Posted:** 2026-09-04

> Senior backend engineer leading the architecture and delivery of scalable, compliant trading and custody systems for investment products. Requires 5+ years of backend experience, broker-dealer domain knowledge, AWS familiarity, and a record of leading complex technical projects.

## Job Description

## Responsibilities
- Lead high-impact, cross-functional projects across the Investments space.
- Architect, build, and scale brokerage trading and custody systems and processes.
- Develop systems supporting Mercury’s Treasury and Invest products and internal Investment Operations tools.
- Collaborate with product, operations, and compliance teams to deliver features for customers and internal users.
- Take product ownership, shape technical direction, and help lead the engineering team.
- Make architectural decisions, evaluate their long-term impact, and communicate technical tradeoffs.

## Requirements
- 5–7+ years of backend engineering experience.
- Domain knowledge of broker-dealer trading and/or custody systems.
- Experience supporting individual securities, including equities and fixed income, as well as ETFs and mutual funds.
- Experience leading complex, multi-stakeholder projects from inception through completion.
- Understanding of systems at scale and AWS infrastructure solutions.
- Strong ownership, attention to detail, and technical communication skills.

## Compensation
- US employees: $200,700–$250,900 USD base salary.
- Canadian employees: $189,700–$237,100 CAD base salary.
- Total rewards include base salary, equity, and benefits.

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