Software Development Engineer III

GM Financial; Arlington (TX); Hybrid; USD 100,000 - 150,000; Full time

Job summary

GM Financial is seeking a Software Developer to work across AI, cloud-native tech, and modern tools. The role involves building features for data marketplaces, mobile apps, web apps, and APIs with a strong emphasis on scalable design and cloud adoption.

You will guide teammates within Scrum teams and collaborate across GM Financial and external groups to deliver high-quality software. Hybrid work with on-site days in TX.

Qualifications

• Experience in full-stack development across mobile, web, and API services.
• Proficiency in Java, C#, .NET Core, or similar languages.
• Strong understanding of data architecture and scalable databases.

Responsibilities

• Develop product features for data marketplaces, mobile/web/API.
• Lead software development practices in Scrum environments.
• Collaborate with multiple teams and external partners.
• Design and maintain automated pipelines and testing.
• Migrate and adopt cloud technologies within teams.
• Coach team for high-quality reviews and production readiness.

Skills

C#

Java

Go

ASP.NET MVC

Angular

Node.js

PowerShell

Bash

SQL

NoSQL (CosmosDB)

Education

Bachelor’s Degree in CS or related field

Tools

Azure DevOps

Terraform

Jenkins

Octopus Deploy

Git

SonarQube

Checkmarx

Job description

Why GM Financial Technology?

Innovation isn’t just a talking point at GM Financial, it’s how we operate. From generative AI and cloud-native technologies to peer-led learning and hackathons, our tech teams are building real solutions that make a difference. We’re committed to AI-powered transformation, using advanced machine learning and automation to reimagine customer interactions and modernize operations, positioning GM Financial as a leader in digital innovation within a dynamic industry.

Join us and discover a workplace where your ideas matter, your development is prioritized, and you can truly make a global impact.

Software Development at GMF

As a Software Developer at GM Financial you will be fueled by all areas of technology including multiple domains, AI technology, new tools and coding languages. This role provides you the opportunity to hit the road with the best of your abilities and turn the corner of your new career.

Location

Las Colinas, TX and Arlington, TX

Work Arrangement

Hybrid – 2 days onsite, 3 days remote per week

Sponsorship Notice

At this time, we are unable to offer employment sponsorship for this position. This includes, but is not limited to, H‑1B, TN, L1, and OPT visa types.

Responsibilities

• Utilizing C# and Microsoft Azure Cloud throughout our technology.
• The SDE III establishes direction and provides guidance to other team members while consistently delivering on commitments.
• The SDE III engages beyond the team to accomplish objectives, influencing and collaborating with other teams within GM Financial, and working directly with organizations external to the company.
• The SDE III is expected to demonstrate mastery of software development practices performed by Scrum teams.
• Developing product features for data marketplaces, mobile applications, web applications, and API services.
• The SDE III provides technology leadership and promotes team learning throughout the product development lifecycle.
• Adoption of and migration to the public cloud within the team as appropriate.
• The SDE III understands cloud technologies and how best to employ them; and assists other team members to speed the implementation.
• Using automated pipelines for building, testing, and deploying software packages; continuously improving both the quality and speed of the pipelines.
• The SDE III is instrumental in the design and implementation of the pipelines.
• Leveraging test automation and peer reviews to increase product quality.
• As a technology leader, the SDE III coaches the team to achieve full participation and high quality reviews.
• Maintaining a production‑first mindset focused on scale, uptime, and the team’s ability to rapidly triage/resolve production issues.
• Investing in our Agile practice to continuously improve product quality, time to market, and team member happiness.

Qualifications

• Software development expertise in one or more high‑level programming languages.
• Ability to move easily from one product to another.
• Promotion of modern software development patterns and practices that promote simplicity, understanding, reuse, and security.
• Expertise optimizing the data architecture, database queries and indexes as a cornerstone for delivering scalable, performant products and services.
• Ability to implement features across mobile, web, and API service levels as applicable to the product team.
• Proficiency in designing, building, and optimizing automated pipelines with automated testing and automated security controls.
• Experience working in Agile Scrum teams with demonstrated success leading improvements.
• Passion and enthusiasm to lead by example.
• Champions and executes strategies across teams that deliver measurable business value.
• Demonstrates mastery of software languages, architecture, and design; perceived by most as the expert.
• Works through others to achieve more than individual contribution.
• Strong interpersonal, verbal, and writing skills.
• Demonstrated expertise in the following technologies as required for the product being developed:
  • Low‑code environments: Logic Apps, Outsystems
  • Enterprise Service Bus: Tibco BusinessWorks (APIs and integration workflows)
  • Pipeline Automation: Azure DevOps (YAML, ARM), Terraform, Jenkins, Chef, Octopus Deploy
  • Code Scanning: SonarQube, Checkmarx
  • Source Code repos: Git
  • Mobile: Xamarin.iOS, Xamarin.Android, Xamarin.Forms
  • UI: Angular, JavaScript, CSS, Node.js, ASP.NET MVC
  • High‑level programming languages: Java, C# (.NET MVC and .NET Core), Go
  • Scripting: PowerShell, Bash
  • Database: Oracle, Microsoft SQL Server, NoSQL (e.g., CosmosDB)
  • Test Automation: Xamarin.UITest, Specflow, DevTest, Selenium, Test Data Manager, Postman, Maven, TestNG, JMeter
  • Operating systems: Windows, Linux

Work Experience

4‑6 years software development experience required.

Education

• High School Diploma or equivalent required.
• Bachelor’s Degree in Computer Science or related Engineering field; and/or commensurate experience preferred.

What We Offer On Day One

• 401K matching
• Bonding leave for new parents (12 weeks, 100% paid)
• Tuition assistance
• Training
• GM employee auto discount
• Community service pay and nine company holidays.
• Flexible hybrid work environment, 2-3 days a week in office

Our Culture

Our team members define and shape our culture — an environment that welcomes innovative ideas, fosters integrity, and creates a sense of community and belonging. Here we do more than work — we thrive.

Compensation

Competitive salary and bonus eligibility.

Work Life Balance

Flexible hybrid work environment at least 2 days per week in office.