Software Engineer II (.NET/C#)

Job Summary: The Software Engineer II (C#, .NET) is responsible for designing, developing and maintaining scalable, secure, and high-performing software systems. This role works cross-functionally with Product, Architecture, and Engineering teams to deliver business value through high-quality, reliable software. This is a hands-on role focused on building production-ready solutions, while contributing to technical direction, mentoring engineers, and leveraging modern tools-including AI and spec-driven development-to improve engineering productivity and outcomes. Key Responsibilities: Software Development & Design Design, develop, test, and deploy software across the full technology stackTranslate business and functional requirements into clear, well-defined technical specificationsEnsure systems are scalable, resilient, maintainable, and secureApply modern engineering standards and best practices Delivery & Execution Break down specs and features into clear, actionable, and estimable tasksDeliver incremental value using Agile methodologiesOwn end-to-end delivery of features or servicesAlign development with architectural standards and system design Quality & Reliability Write and maintain automated unit, integration, and end-to-end testsEnsure code quality, performance, and adherence to specificationsTroubleshoot and resolve production issuesIdentify risks, dependencies, and deviations early AI-Transformed Engineering Leverage AI-assisted tools (e.g., Copilot, LLM-based tools) to improve productivity and code qualityUse AI for code generation, test creation, debugging, and documentationValidate and refine AI-generated outputs for correctness, security, and maintainabilityContribute to team practices around AI usage and prompt engineering Spec-Driven Development Drive spec-driven development, where features are defined through clear, structured specifications before implementationCreate and refine technical specs (APIs, contracts, workflows, data models) that serve as the source of truth for developmentUse specifications to enable alignment across engineering, product, and QALeverage specs to support automation, testing, and AI-assisted development workflowsEnsure implementations are traceable back to specifications and meet defined acceptance criteria Collaboration Partner with Product, QA, and Architecture teams to deliver solutionsParticipate in design discussions and technical decision-makingCommunicate progress, trade-offs, and blockers clearly Technical Leadership & Growth Contribute to coding standards and engineering best practicesMentor junior engineers through code reviews and guidanceContinuously learn and adopt new technologies, including AI-driven techniques Spec-Driven + AI Requirements Experience working in spec-driven or contract-first development environmentsAbility to define clear technical specifications (e.g., API contracts, schemas, workflows)Experience using AI-assisted development tools effectivelyAbility to validate, refine, and safely adopt AI-generated outputsUnderstanding of responsible AI usage in software development Required Qualifications Bachelor's degree Computer Science or a related discipline and 4+ years of experience in a related field, OR master's degree and 2+ years of experience, OR Ph.D. and up to 1 year of experience, OR 18+ years of directly relevant experience.Strong proficiency in C#,.NET)Experience with cloud platforms (e.g., AWS) and distributed systemsSolid understanding of system design, APIs, and data modelsExperience with automated testing and CI/CD practicesHybrid work scheduleAvailability for rotational on-call duties outside of standard business hours may be required Preferred Qualifications Experience building large-scale or mission-critical systemsFamiliarity with microservices and event-driven architecturesExperience integrating AI capabilities into applications (e.g., LLM APIs, search, recommendations)Experience improving engineering workflows through automation or AIStrong debugging and performance tuning skills Benefits The Company offers eligible employees the flexibility to take as much vacation with pay as they deem consistent with their duties, the company's needs, and its obligations; seven paid holidays throughout the calendar year; and up to 160 hours of paid wellness annually for their own wellness or that of family members. Employees are also eligible for additional paid time off in the form of bereavement leave, time off to vote, jury duty leave, volunteer time off, military leave, and parental leave. USD 89,400.00 - 134,000.00 per year Compensation: Compensation includes a base salary in the range of $89,400.00 - $134,000.00. The base salary may vary within the anticipated base pay range based on factors such as the ultimate location of the position and the selected candidate's knowledge, skills, and abilities. Position may be eligible for additional compensation that may include an incentive program. Benefits: The Company offers eligible employees the flexibility to take as much vacation with pay as they deem consistent with their duties, the company's needs, and its obligations; seven paid holidays throughout the calendar year; and up to 160 hours of paid wellness annually for their own wellness or that of family members. Employees are also eligible for additional paid time off in the form of bereavement leave, time off to vote, jury duty leave, volunteer time off, military leave, and parental leave. EOE, including disability/vetsPDN-a27847f3-7ed6-4dcf-b9f4-8152a9d911b1