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"AT&T allows me to work on projects that will be seen by millions of customers." Megan T. — Sr. Specialist, Software Engineer "I find it incredibly rewarding to be out and see customers enjoying a product I spent my time perfecting."
"AT&T allows me to work on projects that will be seen by millions of customers."
"I find it incredibly rewarding to be out and see customers enjoying a product I spent my time perfecting."
Don't just imagine the future. Create it.
This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.
Join AT&T and help shape the future of communications and technology that connect the world. We value innovators who seek to explore the unknown and challenge the status quo. Bring your bold ideas and fearless spirit to redefine connectivity and transform how people share stories and experiences. At AT&T, you won’t just imagine the future—you’ll build it.
We are seeking a Principal Application Developer to serve as a critical liaison between Business, Network,and IT, shaping the future of our application landscape.The candidateplaysa key role indesigns, developing APIs/services, data flows, and integrations with upstream/downstream systems, andmaintainingindustry-leading solutions that drive business transformation and operational excellence. The candidate will lead end-to-end design and development for application features, enhancements, and fixes. Owns solution design for features/enhancements, reviews designs, and guides implementation.If you thrive in a collaborative, fast-paced environment and enjoy tackling complex challenges, this is the opportunity for you.
WhatYou’llDo
Collaborate with business, Network, and IT stakeholders to translate strategicobjectivesinto actionable technology roadmaps.
Design, develop, andmaintainapplications using Java,Springboot, Microservices, and modern cloud technologies.
Analyze business requirements and propose innovative, cost-effective solutions from ideation to production.
Lead solution design sessions, ensuring scalability, operational excellence, and alignment with customer needs.
Mentor development teams, promote best practices, and foster a culture of continuous improvement.
Provide hands-on development for complex components, resolve critical defects, and support production issues.
Track and report on IT portfolio metrics, project timelines, and delivery status to ensure successful outcomes.
Work with cross-functional teams to clarify requirements, align priorities, andmaintaindeliverytransparency for stakeholders.
WhatYou’llBring:
Bachelor's degree in computer science, plus 9+ years of progressive experience in software development and solution architecture.
Extensive hands-onexpertisewith agentic AI, AI-assisted development, and LLM-based application patterns, including Python,LangChain/LangGraph, prompt workflows, tool integration, and responsible AI practices.
Proficiencywith AI tools such as GitHub Copilot, Claude, Windsurf, and agent-based coding, as well as expert-level skills in Java,Springboot(REST, MVC, Security), Microservices, and modern cloud technologies.
Strong knowledge of telecom industry standards, business processes, and technology solutions.
Deep experience with Docker, Kubernetes, Bitbucket, Kafka, Jenkins, Git, OpenShift, AKS, and cloud-native development.
Proven ability to gather, document, and analyze complex business and technical requirements, lead solution design, manage product backlogs, and guide Agile sprint/release planning.
Excellent communication and leadership skills, including mentoring teams, conducting technical reviews, andmaintainingdocumentation repositories.
(Preferred) Experience in end-to-end business process optimization and IT portfolio management.
Our Principal Software Engineering, earns between $174,100-$261,100 USD Annual, Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.
Joining our team comes with amazing perks and benefits:
Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available but is unprotected
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories,
AT&T internet (and fiber where available) and AT&T phone.
#LI-Onsite – Full-time office role-
Ready to join our team? Apply today.
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It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.
Invested in your satisfaction and continued success.
We take care of our own here (hint: that could be you). Our benefits and rewards mean we cover some of your biggest needs with some of the coolest offerings. We already think we’re a pretty great place to work. We’re just trying to rack up some bonus points.
Let’s start with the big one: Your work gets rewarded with competitive compensation and benefits. It really does pay to be on our team.
Vacation? Staycation? Heck, let’s take a road trip. On top of paid holidays, chill out with paid time off (PTO) that you can spend any way you want.
Our people have class. Literally. We can help you out on approved education costs with our tuition assistance plan.
Here’s another reason to breathe easy: You and your family get access to excellent medical, dental and vision insurance options.
Wanna make your friends really jealous? You’ll get discounted access to the latest and greatest AT&T products and services — plus other awesome items, like tickets to live events.
You strike us as an over-achiever (don’t worry, it’s a compliment). Our training and development programs are your ticket to expert status in your job.
When the day comes that you get some much needed R&R (not that you’d ever want to leave #LifeAtATT) you’ll know your future is set with the AT&T Retirement Savings Plan (ARSP).
Complete a quick application online and check your status often.
Virtual or in-person Interviews
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