Principal Financial Services Engineer

Rockstar

Principal Financial Services Engineer architecting secure financial systems for a mission-driven company tackling affordable housing. Collaborating with cross-functional teams to enhance financial transaction processes.

Posted 7/13/2026full-timeRemote • 🇺🇸 United StatesLead💰 $220,000 - $255,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and scaling payment systems, financial integrations, and backend services using Python and Django. Proven ability to lead engineering teams, establish best practices, and align technical solutions with business objectives in the financial services domain.

Highest-signal resume keywords

Payment Systems DesignPython and Django ExpertiseAWS Distributed SystemsFinancial Security ComplianceMentorship and Engineering Leadership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Payment SystemsBackend ServicesPythonDjangoJavaScriptReactPostgreSQLACH PaymentsFinancial APIsDistributed Systems

Soft Skills

Cross-Functional CollaborationMentoringInfluencing StrategyJudgmentCommunication

Tools & Technologies

AWSPayment ProcessorsFintech InfrastructureBilling PlatformsLedger Management

Industry Keywords

Financial ServicesTransaction IntegrityData ProtectionRegulatory RequirementsCustomer Experience

Tech Stack

Tools & technologies

AWSDjangoJavaScriptPostgresPythonReact

About the role

Key responsibilities & impact

Define and evolve the architecture, strategy, and long-term roadmap for the financial services domain.
Design and build secure, scalable systems supporting payments, billing, collections, and ledger management.
Lead integrations with banks, payment processors, fintech partners, and financial service providers.
Collaborate closely with Finance, Product, and Engineering leaders to align technical solutions with business objectives.
Establish and drive best practices around reliability, observability, transaction integrity, and financial accuracy.
Mentor senior and staff engineers through architecture reviews, technical guidance, and engineering leadership.
Lead investigation, resolution, and prevention efforts for issues impacting financial systems and money movement.
Assess emerging technologies, payment solutions, and AI capabilities that improve efficiency, reliability, or customer experience.

Requirements

What you’ll need

Significant experience designing and scaling payment systems, billing platforms, ledgers, banking integrations, or fintech infrastructure
Deep expertise in Python and Django, with the ability to design and maintain complex backend services
Strong working knowledge of JavaScript and React in modern web applications
Hands-on experience working with ACH, card payments, payment processors, and financial APIs
Expertise with PostgreSQL and designing systems that support reconciliation, auditability, and financial accuracy
Proven experience building distributed, fault-tolerant systems on AWS with strong reliability and scalability practices
Understanding of financial security requirements, data protection, and compliance considerations for financial systems
Demonstrated ability to influence engineering strategy, mentor senior engineers, and drive cross-functional alignment
Strong judgment regarding where AI can create meaningful value within financial services and customer experiences
Ability to translate complex financial, technical, and regulatory requirements into clear direction for technical and business stakeholders.

Benefits

Comp & perks

Fully remote position
Competitive compensation package, including equity and company-wide bonus opportunities
Medical, dental, and vision insurance
Company-paid life insurance
Optional accident insurance, FSA, and DCFSA benefits
Unlimited PTO plus 11 company-observed holidays
401(k) plan
12 weeks of paid parental leave for both birth and non-birth parents
Opportunity to make an impact at a company helping solve the affordable housing crisis