Principal Software Engineer (Python, Snowflake & SQL)

• 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.

• 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.

• 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.

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

• 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.

• 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.

Serves as a dedicated technology resource for advancing DTCC’s business opportunities and providing industry thought leadership for leveraging new technology.

The goal of this new department is to partner internally with IT, our business and regulatory divisions and externally with clients, regulators, and fintech vendors, to help build new platforms and business models to advance DTCC’s mission to support the financial markets.

DTCC proudly supports Flexible Work Arrangements favoring openness and gives people freedom to do their jobs well, by encouraging diverse opinions and emphasizing teamwork.

When you join our team, you’ll have an opportunity to make meaningful contributions at a company that is recognized as a thought leader in both the financial services and technology industries.

A DTCC career is more than a good way to earn a living.

It’s the chance to make a difference at a company that’s truly one of a kind.

Learn more about Clearance and Settlement by clicking here .