Staff II Software Engineer - C#

Bachelor's or master's degree in computer science or a related field.

15+ years of software engineering experience with broad distributed-systems depth across enterprise platforms.

A proven track record of guiding and unblocking Staff Engineers and Technical Leads

setting architecture direction, reviewing designs, and stepping in hands-on when needed.

Demonstrated experience architecting and deploying complex, production-grade systems at scale, ideally in regulated industries (FinTech, Financial Services, or Healthcare).

Hands-on expertise with .NET, C#, SQL Server, and Snowflake.

Comfort operating at 90%+ hands-on design and implementation. This is a Senior Staff individual contributor role with technical leadership responsibilities, not a management role.

Passion for engineering excellence, intellectual curiosity, and a demonstrated ability for continuous learning.

Proficiency leveraging AI-powered coding assistants (e.g., Claude, Cursor) to accelerate development, generate optimized code, and troubleshoot complex challenges.

Strong grounding in observability and production monitoring

metrics, logging, distributed tracing, and dashboarding.

We’re Even More Excited If You Have:

FinTech or Financial Services domain background.

Experience with Google Vertex AI Agent Builder or similar managed agent platforms.

Working knowledge of React and Python.

Experience with building, orchestrating, or governing AI agents and/or GenAI systems including prompt engineering, model evaluation, and safety/guardrail patterns.

Familiarity with DORA metrics and data-driven delivery improvement, and experience instrumenting release/deployment pipelines for measurable impact.

Thrive at BlackLine Because You Are Joining:

A technology-based company with a sense of adventure and a vision for the future. Every door at BlackLine is open. Just bring your brains, your problem-solving skills, and be part of a winning team at the world's most trusted name in Finance Automation!

A culture that is kind, open, and accepting. It's a place where people can embrace what makes them unique, and the mix of cultural backgrounds and varying interests cultivates diverse thought and perspectives.

A culture where BlackLiner's continued growth and learning is empowered. BlackLine offers a wide variety of professional development seminars and inclusive affinity groups to celebrate and support our diversity.

BlackLine is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity or expression, race, ethnicity, age, religious creed, national origin, physical or mental disability, ancestry, color, marital status, sexual orientation, military or veteran status, status as a victim of domestic violence, sexual assault or stalking, medical condition, genetic information, or any other protected class or category recognized by applicable equal employment opportunity or other similar laws.

BlackLine recognizes that the ways we work and the workplace itself has shifted. We innovate in a workplace that optimizes a combination of virtual and in-person interactions to maximize collaboration and nurture our culture. Candidates who live within a reasonable commute to one of our offices will work in the office at least 3 days a week.

BlackLine is committed to creating an inclusive and accessible experience for all candidates. If you require a reasonable accommodation that would better enable your success during the application or interview process, please complete this form .