Senior Full Stack Software Developer Jobs in Salt Lake City, UT

Description

The Senior Full Stack Software Engineer is the most senior individual contributor responsible for architecting, designing, and building web, mobile, and internal applications at Campbell Companies. This role owns technical direction across the application portfolio, sets and enforces engineering standards, drives step-change productivity gains through the effective use of AI, mentors engineers at all levels, and leads legacy system modernization initiatives from business case through delivery. The Senior Full Stack Software Engineer works closely with the Manager, Engineering & AI Solutions and the AI & Automation Engineer to deliver high-quality, scalable software solutions.

Duties and Responsibilities

Application Development & Architecture:

•  Lead architecture and development of web, mobile, and internal applications; own coding standards, tech stack decisions, and definition of done.
•  Design and govern the API landscape: REST service design, authentication standards, versioning, and documentation.
•  Set the multi-year technical roadmap for the application portfolio; lead build-versus-buy evaluations and present recommendations to Digital & IT leadership.
•  Embed security and performance requirements into design: threat modeling, secure coding practices, and load and scalability testing.
•  Implement and enforce UI/UX standards; ensure consistent, accessible user experiences across all applications.
•  Partner with AI & Automation Engineer to introduce AI-assisted development practices (GitHub Copilot, AI code review).
•  Set the standard for AI-leveraged engineering: redesign development workflows around AI tooling, measure the resulting productivity gains, and coach the team toward the same level of output.

Legacy Modernization:

•  Assess technical debt in legacy systems; define incremental refactoring and migration paths.
•  Lead legacy system modernization sprints, ensuring backward compatibility and stakeholder communication.
•  Own the modernization business case: sequencing, effort and cost estimates, and risk trade-offs presented to business stakeholders.

Quality & Testing:

•  Define and track automated testing coverage; champion test-driven development.
•  Conduct thorough code reviews; provide constructive, growth-oriented feedback to team members.
•  Own monitoring and observability for application workloads using Azure Monitor and Application Insights.

Mentorship & Team Contribution:

•  Mentor Software Engineers through pairing sessions, code reviews, and technical knowledge sharing.
•  Serve as the technical escalation point for complex production issues; lead root-cause analysis and blameless postmortems.
•  Partner with the Manager, Engineering & AI Solutions on technical interviews, hiring decisions, and engineer development plans.
•  Participate actively in agile ceremonies: sprint planning, standups, retrospectives, and backlog grooming.
•  Document code, APIs, and feature behavior to maintain a healthy engineering knowledge base.
• Performs all other duties as assigned.

Qualifications

Education:

•  Bachelor's degree in Computer Science, Software Engineering, or a related field; equivalent experience considered. Master's degree in a related field preferred.

Experience:

•  Minimum of 7 years of full-stack software engineering experience in production environments, including at least 2 years in a senior or technical lead capacity.
•  Demonstrated experience owning end-to-end architecture for multiple production applications, and mentoring both junior and mid-level engineers.
•  Demonstrated track record of using AI tools to multiply engineering output - candidates should be able to point to work where AI-assisted development delivered order-of-magnitude (up to 20x) gains in throughput or cycle time, and explain how those gains were measured.

Technical Skills:

•  Front-end: JavaScript/TypeScript, React, Angular, or Vue; HTML5, CSS3.
•  Back-end: C#/.NET Core, Node.js, or Python.
•  Database: SQL Server, Azure SQL, or equivalent; understanding of ORMs and query optimization.
•  Azure application services: App Service, Azure Functions, Container Apps, API Management.
•  Source control: Git; CI/CD: Azure DevOps or GitHub Actions.
•  Experience with REST API design, OAuth/OIDC authentication patterns.
•  Containerization and infrastructure as code: Docker, plus Bicep or Terraform.
•  Event-driven and integration patterns: Azure Service Bus, Event Grid, or equivalent messaging platforms.
•  Application security and performance engineering: threat modeling, profiling, and cost-aware cloud design.

Certifications (Preferred):

•  Microsoft Certified: Azure Developer Associate (AZ-204).
•  Microsoft Certified: Azure Solutions Architect Expert (AZ-305).

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Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. 41 CFR 60-1.35(c).