Senior Software Engineer

Seneca Resources Company, LLC; Raleigh (NC); On-site; USD 108,000 - 132,000; Full time

Job summary

Seneca Resources Company, LLC is seeking a Senior Software Engineer to join their Business Integrations team in Raleigh, NC. This role focuses on designing, building, and enhancing software integrations that improve customer-facing capabilities. The ideal candidate will have over 5 years of experience in software engineering, primarily with C# and .NET, and possess strong skills in API development and agile methodologies.

Responsibilities include collaborating with various teams to refine requirements, developing production-quality code, and mentoring junior engineers. A Bachelor’s degree in a related field is required.

Qualifications

• 5+ years of professional software engineering experience.
• Hands-on experience with RESTful APIs and web services.
• Experience with unit testing frameworks like MS Test or NUnit.

Responsibilities

• Collaborate with stakeholders to refine user stories.
• Design and maintain integrations and enhancements.
• Write production-quality code aligned with security standards.

Skills

C# / .NET

SQL

Object-Oriented Design

SOLID principles

RESTful APIs

async programming

multi-threading

unit testing

Agile/Scrum

Azure DevOps

CI/CD

Git

NuGet

Windows desktop application development

HTML

XML

JSON

Education

Bachelor’s degree in Computer Science, Engineering, or related field

Job description

Position Title: Senior Software Engineer

Location: Raleigh, NC

Clearance Requirements: None

Pay Rate: $65.00/hr

Position Description: Join our client’s Business Integrations team as a Senior Software Engineer. You’ll help design, build, and enhance integrations that improve customer-facing capabilities. Working closely with Product, Business Analysis, Architecture, Scrum leadership, and business partners, you’ll translate requirements into user stories, deliver secure and reliable software, and continuously improve engineering practices.

Key Responsibilities

• Collaborate with Product Owner, Business Analyst, Scrum Master, Architecture, and business partners to refine user stories and delivery plans
• Design, develop, and maintain integrations, enhancements, and bug fixes
• Write production-quality code aligned with security, performance, and coding standards
• Build and update features for complex, distributed, n-tier systems
• Review API documentation to identify requirements, gaps, and risks; contribute to estimation and planning
• Implement and validate unit tests using established frameworks
• Contribute to RESTful service integrations and public API consumption
• Develop tools and practices that increase team efficiency and delivery quality
• Mentor junior engineers and provide technical guidance and troubleshooting support
• Identify risks/impediments early and propose contingency plans

Top Requirements

• 5+ years of professional software engineering experience with **C# / .NET** (Visual Studio) and **SQL
• Strong understanding of **Object-Oriented Design** and **SOLID** principles
• Hands‑on experience with **RESTful APIs**, web services, and **integration development** (building and consuming public APIs)
• Proficiency with **async programming**, multi-threading, and serialization
• Experience with **unit testing** (MS Test, NUnit, or xUnit)
• Working knowledge of **Agile/Scrum** and tooling such as **Azure DevOps**, **CI/CD**, **Git**, and **NuGet**
• Experience with **distributed / n-tier application architecture**
• Familiarity with **authentication**, design patterns, and API documentation review
• Experience with **Windows desktop application development** and Windows workflow
• Ability to work with **HTML, XML, and JSON**
• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent practical experience)
• Excellent communication skills and strong analytical/problem-solving abilities

Seneca Resources is proud to be an Equal Opportunity Employer, committed to fostering a diverse and inclusive workplace where all qualified individuals are encouraged to apply.