AT&T

Principal Applications Developer

AT&T$158K — $237K *
Plano, TX 75025In-Person
Telecommunications & Hardware
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science with 9+ years of progressive experience in software development and solution architecture.
  • Expertise in agentic AI and AI-assisted development with familiarity in Python and responsible AI practices.
  • Proficiency in Java, Springboot, Microservices, and modern cloud technologies.
  • Strong knowledge of telecom industry standards and technology solutions.
  • Experience with Docker, Kubernetes, and other cloud-native development tools.
  • Ability to analyze complex business requirements and manage Agile product backlogs.
  • Excellent communication and leadership skills.

Responsibilities

  • Collaborate with stakeholders to translate strategic objectives into technology roadmaps.
  • Design, develop, and maintain applications using Java, Springboot, and cloud technologies.
  • Analyze business requirements and propose innovative solutions from ideation to production.
  • Lead solution design sessions ensuring scalability and operational excellence.
  • Mentor development teams and foster a culture of continuous improvement.
  • Provide hands-on development and support for complex components and production issues.
  • Track and report on project timelines and delivery status.

Benefits

  • Medical/Dental/Vision coverage
  • 401(k) plan
  • Tuition reimbursement program
  • At least 23 days of vacation and 9 holidays per year
  • Paid Parental and Caregiver Leave
  • Additional sick leave beyond state requirements
  • Adoption Reimbursement
  • Disability Benefits (short and long term)
  • Life and Accidental Death Insurance
  • Employee Assistance Programs (EAP)
  • Extensive employee wellness programs
  • Up to 50% employee discounts on eligible AT&T plans and services.
Full Job Description

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.

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.

WhatYoullDo

  • 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.

WhatYoullBring:

  • 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 ATT 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 ATT mobility plans and accessories,

  • ATT internet (and fiber where available) and ATT phone.

#LI-Onsite 6 Full-time office role-

Ready to join our team? Apply today.

Weekly Hours:

40

Time Type:

Regular

Location:

Plano, Texas

Salary Range:

$158,200.00 - $237,400.00

About AT&T

Cricket Wireless is a U.S.-based company that offers prepaid wireless voice, text, and data services. Cricket Wireless was founded in 1999 by Leap Wireless International, Inc. Currently, it operates as a subsidiary of AT&T Inc.

AT&T Careers

Joining AT&T means becoming part of a global team known for driving innovation and leading the telecommunications industry. It's an opportunity to grow your career at one of the most diverse and resource-rich companies in the world. Work You'll Do At AT&T, we're not just about phone lines and data plans. We're about connecting people and fostering relationships. As a member of our team, you'll help deliver cutting-edge solutions across various sectors, ensuring that our services are not only available but also transformative. Lead with Innovation Embrace a role at AT&T where technology meets creativity. Our professionals lead the market in developing and deploying technology solutions that transform how people communicate and do business. We are pioneers in creating new paths for technology, with a focus on sustainable and responsible innovation. Join a Diverse and Inclusive Team AT&T is committed to diversity and inclusion, ensuring that all employees can thrive. We are proud to offer diversity training and leadership programs that empower our team members to grow professionally and personally. Our culture is one of inclusivity, where every voice is heard and valued. Explore Job Opportunities Whether you're looking for an entry-level position or a more senior role, AT&T offers a range of job opportunities across various fields. From engineering to marketing, our team is composed of skilled professionals who are leaders in their respective areas. Internship Programs Kickstart your career with an AT&T internship. Gain hands-on experience, work on real projects, and learn from leaders in the industry. Our internships provide a robust platform for learning and growth, helping you build skills that are crucial for future success. Benefits and Growth AT&T is dedicated to the growth and development of its employees. We offer comprehensive benefits, including health care, retirement plans, and continuous professional development opportunities. With resources like career coaching and resume workshops, we support your journey every step of the way. Networking and Professional Development Expand your professional network within AT&T through various networking events, mentorship opportunities, and collaborative projects. Our focus on career development is designed to help you reach your professional goals, enhancing your skills and preparing you for leadership roles. Stay Connected Join Our Team Discover the career you've always wanted by exploring the open positions at AT&T. We are constantly on the lookout for passionate, innovative, and driven individuals to join our team. Check out our current job listings and find where your skills and interests align with our needs. Keep Up to Date Stay informed with the latest career tips, company news, and industry insights—all from the professionals who are part of our team. AT&T is a place where you can make an impact, leading the way in the telecommunications industry. Job Alert Emails Customize your experience by signing up for job alerts that match your career preferences. Stay ahead of the curve and be the first to know about exciting and rewarding opportunities at AT&T. At AT&T, your career is poised for success, equipped with the right tools, culture, and team to make it happen. Join us and be part of a company that values innovation, leadership, and a diverse workforce.
Learn more about AT&T
Size
203,000 employees
Market Cap
$131.2 billion
Industry
Net Income
-$5.1 billion
Founded
1983
5 Year Trend
+0.6%
Revenue
$171.7 billion
NASDAQ

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