.Net Application Developer
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 28 October 2026.
About the role
One Park Financial's standard text
Company Overview:
One Park Financial (OPF) is a leading Financial Technology company dedicated to empowering small businesses by connecting them with flexible financing and funding options. Our mission is to provide entrepreneurs with the working capital they need to elevate their businesses. At OPF, we believe in working with high-performing individuals who are ready to play an integral part in our company's expansion — because our success hinges on our people.
Why Join Us?
At OPF, we foster a dynamic and inclusive company culture that emphasizes collaboration, innovation, and personal growth. Our team is composed of passionate, driven individuals who are committed to making a difference. Here’s what you can expect when you join our team:
- Innovative Environment: Work with cutting-edge technology and be part of a team that is constantly pushing the boundaries of fintech.
- Professional Growth: We invest in our employees’ growth with continuous learning opportunities, training programs, and career advancement paths.
- Supportive Culture: Enjoy a supportive and inclusive work environment where your ideas are valued, and your contributions make a real impact.
- Community Focus: Be part of a company that understands the importance of small and mid-sized businesses to their communities and the nation’s financial health.
- High-Performing Team: Join a team of badasses who are committed to excellence and are integral to our company's expansion and success.
About the Role
We’re looking for a Software Engineer with experience building and maintaining web applications using C# and ASP.NET. The ideal candidate has a solid understanding of SQL, AWS, Git, and secure authentication practices, including OAuth.
Responsibilities:
- Design, develop, test, and maintain web applications and APIs using C# and ASP.NET.
- Write and optimize SQL queries, stored procedures, and database schemas.
- Build and integrate RESTful APIs and third-party services.
- Deploy, monitor, and support applications hosted on AWS.
- Implement authentication and authorization using OAuth and related security standards.
- Use Git for version control and collaborate through code reviews.
- Troubleshoot issues, improve performance, and maintain code quality.
- Work with product managers, designers, and other engineers to deliver reliable software.
Requirements
- Experience with C# and ASP.NET (ASP.NET Core experience is a plus).
- Good knowledge of SQL and relational databases.
- Familiarity with AWS services and cloud application deployment.
- Experience using Git and collaborative development workflows.
- Understanding of OAuth, authentication, and authorization concepts.
- Knowledge of REST APIs, software development practices, and debugging.
- Strong problem-solving and communication skills.
Preferred Qualifications
- Experience with CI/CD pipelines, automated testing, or DevOps practices.
- Familiarity with Docker, microservices, or distributed systems.
- Understanding of application security and performance optimization.
- Experience working in an Agile development environment.
Benefits
- Competitive salary
- Health insurance
- Growth and development opportunities
- Dynamic and collaborative work environment
- Company events and team-building activities
What this role asks for
Particular to this role
.NET · Agile · C# · Git · Microservices · OAuth · Test Automation
Rare in One Park Financial's other 38 open postings.
In most of One Park Financial's ads
AWS
Named in most of its open postings, whatever the role.
50% of this description is written for the role. The rest is One Park Financial's standard text, folded away below.
Compared with One Park Financial's other open jobs.
The team: IT - Information Technology HIRES STEADILY
This role is one of 6 open in IT - Information Technology. 4 were posted in the last 30 days and the oldest in August: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
AWS (4 of 6), CI/CD (4 of 6), IAM (4 of 6), Active Directory (3 of 6), Cisco (3 of 6), Cybersecurity (3 of 6), Git (3 of 6)
OTHER ROLES ON THIS TEAM
- .Net Application Developer posted Oct 28
- Senior IT Support Specialist posted Oct 14
- Senior Cloud Security Engineer - AWS posted Oct 12
- Senior IT Support Specialist posted Aug 28
- AWS Connect Engineer posted Aug 26
From the team and dates on One Park Financial's own job board.
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