Software Engineer SR - Full Stack .NET/React
Quick Summary
Software Development: Design, develop, test, and maintain scalable, secure, and high‐performance applications using Java, .NET Core, Node.js, SQL Server,
Why you'll LOVE Sagent:
You could work anywhere. We know you are talented and looking for something inspiring and impactful. A place where you will make a difference and have a great time doing it!
By choosing Sagent, you can be part of our mission to make loans and homeownership simpler and safer for all consumers.
Sagent powers servicers and consumers. You power Sagent!
As a Senior Staff Software Engineer at Sagent, you will play a key role in the development and enhancement of our software solutions. Leveraging your extensive experience and theoretical knowledge base, you will lead initiatives to design, develop, test, debug, and implement software that powers our computers and technologies. Additionally, you will be responsible for determining software application design requirements, ensuring the successful implementation of software improvements, and generating software engineering policies, standards, and procedures.
- Design, develop, test, and maintain scalable, secure, and high‐performance applications using Java, .NET Core, Node.js, SQL Server, and React Redux
- Build and deploy Microservices‐driven and Event‐Driven Architectures to improve system modularity, scalability, and responsiveness
- Develop and manage APIs and integrations, including RESTful services
- Leverage Azure and GCP for application hosting, cloud services, deployment, and scaling (including Function Apps and Blob Storage)
- Integrate MongoDB and other data stores to support both relational and NoSQL use cases
- Incorporate BPM tools and Rules Engines to implement workflow orchestration and business logic
- Troubleshoot, debug, and optimize existing applications to improve performance and reliability
- Implement unit and integration testing to ensure high code quality and system stability
- Ensure the successful implementation and monitoring of software application improvements to increase efficiency and effectiveness.
- Generate software engineering policies, standards, and procedures to ensure consistency and quality across software development efforts.
- Provide guidance and mentorship to junior team members, leveraging your technical expertise to support their professional development.
- Collaborate closely with product, architecture, DevOps, and other cross‐functional teams to define, design, and deliver new features.
- Bachelor’s degree in Software Engineering, Computer Science, or relevant discipline with 4 - 6 years of experience in a related field. Experience will be considered in lieu of a degree.
- Minimum of four years of experience in software engineering roles, with a focus on designing, developing, testing, debugging, and implementing software solutions.
- SQL Server
- Java
- .NET Core
- js
- React Redux
- Microservices architecture
- Practical experience with cloud platforms, specifically Azure and GCP
- Experience working with MongoDB, BPM tools, Rules Engines, Function Apps, and Blob Storage
- Solid understanding of modern software development methodologies, best practices, and design patterns
- Strong analytical, problem‐solving, and debugging skills
- Demonstrated expertise in software application design and development, with the ability to translate business requirements into technical specifications.
- Proven track record of successfully implementing software application improvements to increase efficiency and effectiveness.
- Strong analytical and problem-solving skills, with the ability to identify and address complex technical challenges.
- Experience in generating software engineering policies, standards, and procedures is preferred.Familiarity with all aspects of software development, from detailed programming to high-level architecture design, is advantageous.
Nice to Have
~2 min read- Experience with CI/CD pipelines and DevOps practices
- Familiarity with Docker, Kubernetes, or other containerization/orchestration technologies
- Experience working in Agile/Scrum development environments
- Knowledge of distributed systems, event streaming, and scalability patterns
#LI-AN
#LI-REMOTE
Perks!
As a Sagent Associate, you will be eligible to participate in our benefit programs beginning on Day #1! We offer a comprehensive package including Remote/Hybrid workplace options, Health Benefits, Unlimited Flexible Time Off, Family Planning Services, Tuition Reimbursement, Paid Family Leave, 401(k) Matching, Pet Insurance, In-person and Virtual Social Experiences, Career Pathing, Focus Time Fridays and much, much more!
Why Sagent?
Sagent is transforming the mortgage servicing industry by bringing the modern experience customers now expect from loan originations to loan servicing. Our platform lets customers manage their home-owing lives from anywhere while giving servicers lower costs, scale compliance and higher servicing values through full market cycles.
Sagent is a joint venture that combines Fiserv Inc.'s decades of market-leading fintech expertise with Warburg Pincus' skill in growing technology companies. We hire innovators and doers to disrupt the last and most complex frontier of lending and housing. We're growing fast and need you to help shape our future.
Sagent is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.
Location & Eligibility
Listing Details
- Posted
- April 30, 2026
- First seen
- April 30, 2026
- Last seen
- May 5, 2026
Posting Health
- Days active
- 4
- Repost count
- 0
- Trust Level
- 61%
- Scored at
- May 5, 2026
Signal breakdown

Sagent is a fintech software company that modernizes mortgage and loan servicing for banks, lenders, and consumers through its comprehensive platform. It aims to simplify homeownership by providing tools for servicing operations, consumer engagement, and default management.
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