Principal Software Engineer (Python, Snowflake & SQL)

Are you ready to make an impact at DTCC?

Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development? At DTCC, we are at the forefront of innovation in the financial markets. We are committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world that we serve.

The Information Technology group delivers secure, reliable technology solutions that enable DTCC to be the trusted infrastructure of the global capital markets. The team delivers high-quality information through activities that include development of essential, building infrastructure capabilities to meet client needs and implementing data standards and governance.

Pay and Benefits: 

• Competitive compensation, including base pay and annual incentive
• Comprehensive health and life insurance and well-being benefits, based on location
• Pension / Retirement benefits
• Paid Time Off and Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.
• DTCC offers a flexible/hybrid model of 3 days onsite and 2 days remote (onsite Tuesdays, Wednesdays and a third day unique to each team or employee).

The Impact You Will Have in This Role

DTCC’s technology organization builds and supports applications that are critical to risk management and the safe, resilient operation of financial markets. In this role, you will contribute to a liquidity risk platform and related applications that support liquidity risk management capabilities within the FinSight organization.

As an Associate Director / Principal‑level engineer, you will combine hands‑on engineering expertise with technical leadership, driving delivery, strengthening design quality, and ensuring solutions meet resiliency, security, and control expectations. You will partner closely with business stakeholders and cross‑functional technology teams to deliver enhancements and improvements across an already modernized, data‑driven ecosystem.

Your Primary Responsibilities:

Technical Leadership & Delivery

• Provide day‑to‑day technical leadership across one or more business applications, including solution design and implementation oversight.
• Coach and mentor engineers, supporting skill development and strong engineering practices.
• Drive end‑to‑end delivery from design through deployment, ensuring success criteria such as data integrity, reliability, and maintainability are met.
• Support delivery planning, including effort and cost estimation for modules and initiatives.

Engineering Execution (Hands‑On)

• Build and enhance enterprise applications using Python (API and service development; multithreading where applicable) and modern engineering patterns.
• Design and implement Snowflake‑based data solutions, including writing production‑grade SQL and working with Snowflake objects (tables, views, roles, warehouses).
• Support end‑to‑end workflows that integrate UI ↔ API ↔ Data Warehouse, demonstrating a strong delivery and operational mindset.

Risk, Controls & Operational Excellence

• Embed a risk management mindset into delivery, incorporating resiliency, security, and control considerations.
• Anticipate delivery risks and proactively solve problems to support stable outcomes.
• Follow established procedures and monitoring controls; demonstrate strong ethical behavior and attention to risk.

Stakeholder Partnership

• Partner with business stakeholders and business architecture to identify opportunities, drive innovation, and re‑imagine capabilities.
• Communicate clearly with both technical and non‑technical partners and operate effectively across locations and teams.

Qualifications

• At least 8 =10 years of related experience in software engineering, including enterprise application delivery.
• Bachelor’s degree preferred or equivalent professional experience

Talent Needed for Success

• Strong SQL experience is required (writing complex SQL, good grasp of operational/analytical and warehousing concepts, working with large data sets). Snowflake experience is preferred, working with Snowflake objects (roles, warehouses).
• Python experience building enterprise applications (API/service development; multithreading is a plus).
• Familiarity with Angular or similar UI development frameworks is a plus.
• Experience delivering end‑to‑end workflows spanning UI, APIs, and data warehouse layers.
• Strong analytical and problem‑solving skills with clear, effective communication.
• Ability to mentor and guide other engineers with a leadership mindset.

Preferred Skills

• Snowflake performance tuning (warehouse sizing, query optimization, clustering strategies).
• Familiarity with CI/CD, containerization, and cloud exposure (AWS preferred).
• Experience building internal tools, dashboards, or data products.
• FastAPI or modern Python framework patterns.
• Familiarity with liquidity risk or fixed income / financial markets is a plus.

The salary range is indicative for roles at the same level within DTCC across all US locations. Actual salary is determined based on the role, location, individual experience, skills, and other considerations. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

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