Sr. Software Developer III (Hybrid)

Posted Yesterday
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McKinney, TX, USA
Hybrid
Senior level
Insurance • Financial Services
We Make Tomorrow Better for Families and for the People Who Help Protect Them.
The Role
Designs, develops, and supports full-stack applications across APIs, data layers, AWS services, and front-end interfaces. Builds scalable .NET and C# systems, SQL Server solutions, cloud workflows, authentication, integrations, and CI/CD pipelines. Provides production support, resolves performance and security issues, leads architecture and code reviews, mentors developers, and partners with cross-functional teams throughout the Agile SDLC.
Summary Generated by Built In

At Globe Life, we are committed to empowering our employees with the support and opportunities they need to succeed at every stage of their career. We take pride in fostering a caring and innovative culture that enables us to collectively grow and overcome challenges in a connected, collaborative, and mutually respectful environment that calls us to help Make Tomorrow Better.

Role Overview:

Could you be our next Sr. Software Developer III? Globe Life is looking for a Sr. Software Developer III to join the team!


In this role, you will be responsible for providing technical support and guidance across system applications while driving enhancements and designing scalable solutions throughout the full application lifecycle. Reporting to the IT Applications Manager, you will serve as a technical expert making architectural decisions, ensuring quality, and aligning technical work with business needs for both new and existing applications. You will also manage client relationships with a high sense of urgency, using strong communication and technical skills to ensure the right resources and processes are in place, managing ticket triage, and providing first and second level technical support for end-users, applications, and cloud environments.


This is a hybrid position located in McKinney, TX. (WFH Monday & Friday, In Office Tuesday–Thursday).


What You Will Do:


Application Development


  • Take full ownership of features end-to-end: back-end API, data layer, AWS services, and front-end UI.
  • Design, build, and ship full-stack web applications from requirements through production release, owning quality, performance, and reliability throughout.
  • Build complex, data-driven, multi-user applications that handle real-world load, concurrency, and security requirements.
  • Proactively identify and resolve performance bottlenecks, security vulnerabilities, and scalability issues.
  • Participate in production support, diagnosing, triaging, and resolving application issues in live environments.

Front-End Development


  • Build functional, working-level front-end applications in Vue 3 or Angular integrated with back-end APIs and Cognito auth flows.
  • Write TypeScript with well-defined interfaces and proper type usage across all front-end code.
  • Implement WCAG 2.1 AA accessibility standards including semantic HTML, ARIA roles, and keyboard navigation.
  • Write front-end unit and component tests and actively participate in end-to-end testing efforts.

Back-End Development


  • Design and build RESTful APIs and back-end services using ASP.NET Core Web API and C#.
  • Architect solutions using clean architecture principles including CQRS/MediatR, Repository pattern, and SOLID design.
  • Implement authentication and authorization using AWS Cognito, JWT bearer tokens, OAuth2/OpenID Connect, and ASP.NET Core Identity.
  • Design and optimize SQL Server schemas, stored procedures, indexes, and T-SQL queries; work with Aurora and DynamoDB as needed.
  • Build data access layers using Entity Framework Core and Dapper for performance-critical queries.
  • Implement background processing and messaging using Hangfire, AWS SQS, and BackgroundService.
  • Support data integration workflows using SSIS, IICS, or MuleSoft.

Cloud & DevOps


  • Build and maintain AWS workflows using Step Functions, Lambda, Cognito, SQS, S3, RDS, and API Gateway.
  • Implement and manage AWS security using IAM, Secrets Manager, and Parameter Store.
  • Participate in iOS and Android app packaging and release processes via App Store Connect and Google Play Console.
  • Maintain and improve multi-stage CI/CD pipelines in Azure DevOps including build, test, and environment-specific releases.
  • Enforce Git best practices including branching strategy, pull request standards, code review quality, and release tagging.
  • Maintain Azure DevOps Boards and contribute to sprint planning and backlog refinement.

Leadership & Collaboration


  • Serve as the back-end and cloud technical authority on the team, setting standards and guiding others through complex architectural challenges.
  • Lead code reviews with substantive, constructive feedback that elevates code quality and team capability.
  • Mentor junior and mid-level developers on .NET architecture, AWS patterns, SQL design, and TypeScript.
  • Drive architecture and design discussions, creating technical specifications and ADRs.
  • Partner with QA, DBAs, Business Analysts, and Product Owners throughout the full SDLC.
  • Participate in all Agile ceremonies: sprint planning, standups, retrospectives, and backlog grooming.

What You Can Bring:


Education


  • Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent demonstrable professional experience.

Experience


  • 10+ years of production software development, including:
    • 5+ years of expert-level .NET Core, ASP.NET Core Web API, and C#; VB.NET familiarity a plus
    • 3+ years of hands-on AWS experience in production environments (Step Functions, Cognito, Lambda, S3, RDS, API Gateway)
    • 3+ years of SQL Server schema design, T-SQL, stored procedures, and query optimization
    • 3+ years of front-end development at a working level with Vue 3 or Angular and TypeScript
    • 2+ years working with data integration tools: SSIS, IICS, or MuleSoft
    • 2+ years managing Azure DevOps CI/CD pipelines and Git-based workflows
  • Demonstrated history of delivering complex, production back-end systems with real users, real data, and real uptime requirements.
  • Production experience with DynamoDB and/or Aurora.
  • Experience packaging and releasing iOS and/or Android applications.
  • Proven experience in Agile/Scrum environments.
  • Proven ability to work independently through ambiguity, managing several diverse and complex problems simultaneously.

Technical Skills


  • Expert-level .NET Core with ASP.NET Core Web API and C# (async/await, LINQ, generics, clean architecture); VB.NET familiarity a plus.
  • Strong AWS production experience with Step Functions, Cognito, Lambda, S3, RDS, API Gateway, IAM, and Secrets Manager.
  • Strong SQL Server skills including schema design, T-SQL, stored procedures, and query optimization; production experience with Aurora and DynamoDB.
  • Experience with data integration tools: SSIS, IICS (Informatica), or MuleSoft.
  • Working-level front-end experience with Vue 3 (Composition API) or Angular 14+ using TypeScript.
  • Experience packaging and releasing iOS and Android applications via App Store Connect and Google Play Console.
  • Solid foundation in clean architecture, SOLID principles, CQRS/MediatR, and Repository pattern.
  • Hands-on experience with EF Core, Dapper, FluentValidation, and Redis caching.
  • Proficiency with Azure DevOps CI/CD pipelines and Git-based workflows.
  • Experience with testing frameworks: xUnit, Moq, and FluentAssertions; Vitest/Jest for front-end.
  • Proficiency with Docker and SonarQube/SonarCloud.
  • High ownership mentality, accountable for quality, reliability, and production outcomes.
  • Proactive problem-solving with the ability to analyze complex systems and deliver clear, informed recommendations.

Applicable To All Employees of Globe Life Family of Companies:

  • Reliable and predictable attendance of your assigned shift.

  • Ability to work full time and/or part time based on the position specifications.

How Globe Life Will Support You:

Looking to continue your career in an environment that values your contribution and invests in your growth? We've curated a benefits package that helps to ensure that you don’t just work, but thrive at Globe Life:

  • Competitive compensation designed to reflect your expertise and contribution.

  • Comprehensive health, dental, and vision insurance plans because your well-being is fundamental to your performance.

  • Robust life insurance benefits and retirement plans, including company-matched 401k and pension plan.

  • Paid holidays and time off to support a healthy work-life balance.

  • Parental leave to help our employees welcome their new additions.

  • Subsidized all-in-one subscriptions to support your fitness, mindfulness, nutrition, and sleep goals.

  • Company-paid counseling for assistance with mental health, stress management, and work-life balance.

  • Continued education reimbursement eligibility and company-paid FLMI and ICA courses to grow your career.

  • Discounted Texas Rangers tickets for a proud visit to Globe Life Field.

Opportunity awaits! Invest in your professional legacy, realize your path, and see the direct impact you can make in a workplace that celebrates and harnesses your unique talents and perspectives to their fullest potential. At Globe Life, your voice matters.

Skills Required

  • Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent professional experience
  • 10+ years of production software development experience
  • 5+ years of expert-level .NET Core, ASP.NET Core Web API, and C# experience
  • 3+ years of production AWS experience
  • 3+ years of SQL Server schema design, T-SQL, stored procedures, and query optimization
  • 3+ years of front-end development with Vue 3 or Angular and TypeScript
  • 2+ years of experience with SSIS, IICS, or MuleSoft
  • 2+ years managing Azure DevOps CI/CD pipelines and Git-based workflows
  • Production experience with DynamoDB and/or Aurora
  • Experience packaging and releasing iOS and/or Android applications
  • Experience in Agile/Scrum environments
  • Experience delivering complex production back-end systems with real users, data, and uptime requirements
  • Experience with clean architecture, SOLID principles, CQRS/MediatR, and Repository pattern
  • Experience with EF Core, Dapper, FluentValidation, and Redis caching
  • Experience with xUnit, Moq, FluentAssertions, Vitest, or Jest
  • Proficiency with Docker and SonarQube or SonarCloud
  • VB.NET familiarity

What the Team is Saying

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The Company
HQ: McKinney, TX
3,000 Employees
Year Founded: 1951

What We Do

Globe Life is a national insurance company that helps protect the financial futures of working families. Serving millions of policyholders, Globe Life provides life and supplemental health insurance products designed to help customers prepare for the unexpected and protect what matters most. For more than a century, Globe Life has built its business around providing financial protection and delivering on its commitments to customers. Today, people across the organization bring together expertise in areas including insurance operations, customer care, technology, actuarial, finance, and other professional functions to serve policyholders and support the business. Globe Life reaches customers through multiple distribution channels, including independent insurance agents affiliated with its agency divisions. Across the organization, the work is connected by a common purpose: helping provide families with financial protection and support when they need it most.

Why Work With Us

Globe Life combines long-term stability with opportunities to build a meaningful career. Employees can grow through professional development, internal mobility, mentoring, and leadership programs, with benefits that support their future, including a company-matched 401(k) and pension plan for eligible employees.

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Globe Life Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Work arrangements at Globe Life vary by role — onsite, remote, or hybrid (home Mon/Fri, office Tue–Thu). Every setup is matched to the job and team. Regardless of location, professionalism, collaboration, and accountability are always expected.

Typical time on-site: 3 days a week
HQMcKinney, TX
Broadview Heights, Ohio
Culver City, CA
Oklahoma City, OK
Waco, Texas
Learn more

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