Senior Software Developer III
About The Position
We are looking for a Senior Software Engineer to join our OneStream XF Platform Development team. Our company provides Corporate Performance Management (CPM) software for large corporations. Our product is designed for high-end deployments at customer facilities or in the Microsoft Azure cloud. The OneStream Platform contains complex OLAP, multi-dimensional, multi-server, multi-threading, web, and SQL technologies and is specifically designed to solve problems for the Office of the CFO at large corporations. Primary responsibilities will be to design, develop & maintain our OneStream platform and to coordinate with the rest of the team working on different layers of the infrastructure.
Requirements
- Bachelor’s Degree in Computer Science, Software Engineering, or related technical field.
- 12+ years of professional software development experience.
- Expertise in C#, .NET Core, VB.NET, ASP.NET, Blazor, and web-based technologies.
- Deep knowledge of Azure/AWS, including configuration of elastic pools, VMs, key vaults, and storage accounts.
- Proven experience delivering production software through multiple release cycles.
- Strong grasp of software architecture, design patterns, and microservices.
- Experience with test automation frameworks (e.g., Selenium, NUnit, xUnit).
- Demonstrated ability to debug and resolve complex customer-reported issues.
- Strong communication skills and ability to influence across teams.
- Deep understanding of object-oriented and functional programming principles.
- Skilled in system and component-level design.
- Strong analytical, debugging, and problem-solving skills.
- Ability to break down complex problems and communicate technical solutions clearly.
- Proven leadership in peer mentoring and coaching.
- Customer-centric mindset with a passion for building robust, reliable software.
- Comfortable working in a fast-paced, distributed, and collaborative environment.
Nice To Haves
- Microsoft Certified: Azure Developer Associate or higher (e.g., AZ-400 – DevOps Expert).
- Domain expertise in financial systems or Corporate Performance Management platforms.
- Knowledge of security and compliance frameworks relevant to cloud-based software.
- Experience leading Agile development teams or projects.
Responsibilities
- Architect and design scalable, secure, and high-performance software solutions.
- Lead cross-functional design discussions and ensure alignment with technical vision.
- Write and maintain high-quality code in C#, VB.NET, .NET Core, and related frameworks.
- Refactor legacy code and improve test coverage through unit and integration testing.
- Participate in and lead code reviews to ensure adherence to standards and quality.
- Mentor and support both senior and junior engineers on best practices and design patterns.
- Facilitate onboarding for new team members and promote knowledge sharing.
- Collaborate with stakeholders across product, QA, DevOps, and UX teams.
- Contribute to continuous improvement of development processes and tools.
- Support troubleshooting and resolution of complex technical issues.
- Stay informed of new technologies and guide technology adoption decisions.
Benefits
- Excellent Medical Plan.
- Dental & Vision Insurance.
- Life Insurance.
- Short & Long Term Disability.
- Vacation Time.
- Paid Holidays.
- Professional Development.
- Retirement Plan.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
