Senior Software Engineer - Full Stack - .NET

Bankjoy • $110K — $130K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6+ years in enterprise software development with C# and .NET Core.
  • 4+ years in front-end development using Angular or React, TypeScript, HTML, and CSS.
  • 4+ years experience with SQL, focusing on query optimization and performance tuning.
  • Proficient in designing scalable APIs with third-party integrations.
  • Strong understanding of cloud platforms like AWS, Azure, or GCP.
  • Experience in high-growth or startup settings, showing adaptability.
  • Bachelor's degree in Computer Science or equivalent.

Responsibilities

  • Lead implementation of new features and enhancements for existing products.
  • Design and develop front-end applications with modern frameworks.
  • Architect and build secure and scalable APIs for new features.
  • Identify and resolve technical challenges and reduce technical debt.
  • Collaborate with teams and vendors to ensure timely project delivery.
  • Drive test-driven development across the technology stack.
  • Mentor junior and mid-level engineers in best practices.
  • Participate actively in Agile ceremonies and process improvements.

Benefits

  • Fast-paced and collaborative work environment.
  • Stock options at a well-funded startup.
  • 100% coverage of medical, dental, and vision premiums for individuals in the USA.
  • 100% coverage of extended medical, dental, and vision for families in Canada.
  • Retirement plan with 4% company matching.
  • 8 weeks of paid parental leave for birthing parents, 4 weeks for non-birthing parents.
  • 3-5 weeks of PTO based on tenure.
  • 5 health days and 15 holidays per year.
  • End of year company shutdown period.
  • Performance-based bonuses and remote-first work culture.
Full Job Description
The Role

As a Senior Software Engineer within our Digital Banking platform, you will be instrumental in the development and maintenance of robust, secure, and scalable software solutions to power our digital banking platform. You will collaborate closely with cross-functional teams to deliver high-quality software that enhances the online banking experience for our customers while ensuring compliance with regulatory standards.

What You'll Do
  • Lead the implementation of new features and enhancements on existing products, demonstrating ownership and expertise.
  • Design, develop, and maintain front-end applications using modern frameworks (e.g., Angular, React) and best practices.
  • Architect and build scalable, secure APIs to support new features and products.
  • Proactively identify and address technical challenges, refactor code to reduce technical debt, and promote best practices across the team.
  • Collaborate with cross-functional teams and third-party vendors to deliver projects on schedule and with high quality.
  • Drive test-driven development and implement robust testing strategies across the technology stack.
  • Provide technical guidance and mentorship to junior and mid-level engineers.
  • Actively participate in Agile ceremonies and contribute to continuous process improvements.


What You Bring
  • 6+ years of professional experience in enterprise-level software development with C# and .NET Core, delivering scalable and secure products.
  • 4+ years of experience in front-end development with Angular or React, TypeScript, HTML, and CSS.
  • 4+ years of SQL experience, including query optimization, index management, and performance tuning.
  • Proven experience in designing scalable APIs and integrating third-party SDKs or platforms.
  • Strong knowledge of cloud hosting platforms (e.g., AWS, Azure, GCP) and cloud-native practices.
  • A track record of working in high-growth or startup environments, demonstrating adaptability and ownership.
  • Exceptional problem-solving skills, communication, and a collaborative mindset.
  • Bachelor's degree in Computer Science, Computer Engineering, or equivalent experience.

Preferred Skills
  • Experience with transaction processing systems in FinTech domain
  • Experience with user access and permission management
  • Familiar with banking domain and operations


What You Get
  • A fast-paced and collaborative environment
  • Competitive compensation
  • Stock options at a well-funded startup
  • We cover 100% of medical, dental, and vision premiums for individuals on our base plan, with significant contributions toward all other plan options (USA).
  • We cover 100% of extended medical, dental, and vision premiums for you and your family under our single, comprehensive plan (Canada).
  • Retirement plan with 4% company matching
  • 8 weeks paid parental leave for birthing parents, 4 weeks for non-birthing
  • 3-5 weeks PTO depending on tenure
  • 5 health days
  • 15 holidays
  • End of year shutdown
  • Performance-based bonuses
  • Remote first culture


#LI-Remote

About Bankjoy

Bankjoy is a financial services company that provides banking solutions for credit unions and community banks. The company's products include a range of software solutions for managing customer relationships, financial transactions, and other banking processes. Bankjoy was founded in 2015 and is headquartered in Southfield, Michigan.
Learn more about Bankjoy
Size
100 employees
Industry
Founded
2015

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