Senior Engineering Manager, Custody Systems

Quiet Capital; California (MO); On-site; USD 239,000 - 299,000; Full time

Job summary

Mercury is seeking a senior engineering manager to lead the Custody team, guiding core custody systems including ledgers, security master service, position tracking, and reconciliation. You will hire and mentor senior engineers, set technical strategy, and collaborate with product, operations, and compliance to translate requirements into scalable, auditable workflows.

The ideal candidate has 3+ years of managing highly technical teams and hands-on experience with broker-dealer custody

Qualifications

• 3+ years of experience managing highly technical teams.
• Experience building or operating RIA and broker-dealer custody systems at scale, including ledgers, security master service, cash and securities reconciliation, and money movement.
• Understands the broker-dealer operating model and data flow across introducing brokers, clearing firms, and custodians.
• Has worked closely with compliance and operations teams, translating requirements into engineering decisions and effective controls.
• Understands the lifecycle of securities and implications of settlement and corporate actions for customer cash and positions across equities, fixed income, ETFs, and mutual funds.

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

Financial systems knowledge

Regulatory collaboration

Job description

Mercury is seeking a senior engineering manager to lead the Custody team, guiding core custody systems including ledgers, security master service, position tracking, and reconciliation. You will hire and mentor senior engineers, set technical strategy, and collaborate with product, operations, and compliance to translate requirements into scalable, auditable workflows.

The ideal candidate has 3+ years of managing highly technical teams and hands-on experience with broker-dealer custody