Senior Engineering Manager, Fintech Custody & Ledger

Mercury; New York (NY); On-site; USD 239,000 - 299,000; Full time

Job summary

Mercury is seeking a senior engineering manager to lead the Custody team, guiding cash and securities ledgers, security master service, and reconciliation systems. You will translate investment goals into a practical technical roadmap, hire and develop engineers, and partner with product, operations, and compliance to deliver scalable, auditable custody infrastructure.

Ideal candidates have several years of experience managing technical teams and deep domain knowledge of broker-dealer custody,

Qualifications

• 3+ years of experience managing highly technical teams.
• Experience building or operating custody systems for broker-dealers.
• Understanding of broker-dealer operating model and data flow between brokers, clearing firms, and custodians.
• Experience working with compliance and operations teams to implement controls.
• Knowledge of securities lifecycle and settlement implications for cash and positions.

Responsibilities

• Lead, hire, and develop a team of senior engineers, providing thoughtful feedback and building a trusting and supportive environment.
• Own the team’s technical strategy and roadmap, translating Mercury’s investment ambitions into focused priorities and predictable delivery.
• Guide the design and evolution of core custody systems, including cash and securities ledgers, security master service, position tracking, and reconciliation.
• Partner with product, investment operations, and compliance to turn business and regulatory requirements into well-designed systems, operational controls, and auditable workflows that balance correctness, scale, and maintainability.
• Collaborate with Product and Partnerships to align integrations, responsibilities, and technical roadmaps.
• Set a high bar for correctness, reliability, and incident response, balancing new capabilities with the maintenance and improvement of critical systems.

Skills

Team leadership

Technical strategy

Cross-functional collaboration

Tools

Security master service

Ledgers & reconciliation systems

Job description

Mercury is seeking a senior engineering manager to lead the Custody team, guiding cash and securities ledgers, security master service, and reconciliation systems. You will translate investment goals into a practical technical roadmap, hire and develop engineers, and partner with product, operations, and compliance to deliver scalable, auditable custody infrastructure.

Ideal candidates have several years of experience managing technical teams and deep domain knowledge of broker-dealer custody,