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Application Developer Sr.

Atlanta, GA
Full-Time

Job Description

Application Developer Sr.

Job Summary 

The Developer Sr, Application for Field Technology/Mobile, Rolling Office position within Gas Technology Delivery will work independently and with limited supervision to design and develop custom applications to support the Field Technology portfolio in the Mobile and Rolling office applications utilized by Southern Company Gas as well as the build and support of Southern Company Gas COTS applications.   It is expected that this resource is an experienced developer with strong technical knowledge within the mobile development and field Technology area. This role will complete projects which will include standard development using a variety of languages, web-based technologies, cognitive services, integration technologies, and native mobile applications.

This role reports to the Supervisor, IT (Mobile, Rolling office) 

Development SR, Application – Essential Duties Include  

  • Develop solutions that leverage (when COTS system) rather than customization.
  • Create and modify Technical Design documents. 
  • Collaborate with others to plan for coding and overall program development.
  • Translate specifications to create code that meets performance expectations/coding requirements.
  • Modify existing software to correct errors, to adapt it to new hardware, or to upgrade interfaces and improve performance based on specifications, with supervision.
  • Troubleshoot, debug, maintain and improve existing software.
  • Plan and participate in system testing as required. 
  • Develop technology solutions and corresponding documentation for complex problems using deep technical expertise and creativity. 
  • Plan and participate in deployment activities to implement designed solutions. 
  • Maintain and follow production support processes focused on identification and mitigation of root cause.
  • Flex to meet customer demands (production support and project work).
  • Prioritize work and deliver on project commitments.
  • Provide on-call support both solving issues independently as well as assisting other personnel 
  • Support and mentor less experienced personnel.
  • Considerable interpersonal skills and the ability to communicate effectively is essential.
  • Ensure strategies are aligned with Technology Organization goals and strategies. 

Skills/Experience

  • Bachelor’s degree in MIS, Computer Science, or a related field 
  • Hands-on experience in developing and maintaining enterprise-level applications using Microsoft technologies like .NET, C#, and SQL
  • Experience with frontend development platforms like Angular and React 
  • Experience with Azure and/or AWS cloud platforms.
  • Familiarity with RESTful APIs, microservices architecture, and CI/CD pipelines.
  • A deep, comprehensive knowledge of the Software Development Life Cycle and development principles
  • Interest in and passion for learning and working in a fast-paced environment
  • A deep understanding of mobile applications and related tools and applications
  • Ability to handle multiple assignments and conflicting priorities 
  • Ability to work with business partners and peers of varying levels of technical proficiency 
  • Experience with all size projects, enhancement projects and production support 
  • Experience with various sized projects, enhancement projects and production support
  • Ability to identify root causes for routine problems while working with other technical staff
  • Deep experience creating Technical Design Documents and Specifications
  • Deep experience with software development projects.
  • Ability to develop unit testing of code components or complete applications.
  • Deep experience in system development practices, methodology and tools 
  • Deep experience with Agile delivery; Kanban; Scrum
  • Excellent problem-solving and analytical skills
  • Ability to provide on-call support both solving issues independently as well as assisting other, less experienced on-call personnel 
  • Advanced understanding of various technical principles, theories and concepts 
  • Broad understanding of a wide range of technical areas 
  • Excellent communication skillsincluding the ability to translate complex or technical ideas into non-technical language 
  • Strong ITIL Foundation
PDN-a0826678-3383-4e56-ba56-d3a48f1f7510

Application Developer Sr.

Job Summary 

The Developer Sr, Application for Field Technology/Mobile, Rolling Office position within Gas Technology Delivery will work independently and with limited supervision to design and develop custom applications to support the Field Technology portfolio in the Mobile and Rolling office applications utilized by Southern Company Gas as well as the build and support of Southern Company Gas COTS applications.   It is expected that this resource is an experienced developer with strong technical knowledge within the mobile development and field Technology area. This role will complete projects which will include standard development using a variety of languages, web-based technologies, cognitive services, integration technologies, and native mobile applications.

This role reports to the Supervisor, IT (Mobile, Rolling office) 

Development SR, Application – Essential Duties Include  

  • Develop solutions that leverage (when COTS system) rather than customization.
  • Create and modify Technical Design documents. 
  • Collaborate with others to plan for coding and overall program development.
  • Translate specifications to create code that meets performance expectations/coding requirements.
  • Modify existing software to correct errors, to adapt it to new hardware, or to upgrade interfaces and improve performance based on specifications, with supervision.
  • Troubleshoot, debug, maintain and improve existing software.
  • Plan and participate in system testing as required. 
  • Develop technology solutions and corresponding documentation for complex problems using deep technical expertise and creativity. 
  • Plan and participate in deployment activities to implement designed solutions. 
  • Maintain and follow production support processes focused on identification and mitigation of root cause.
  • Flex to meet customer demands (production support and project work).
  • Prioritize work and deliver on project commitments.
  • Provide on-call support both solving issues independently as well as assisting other personnel 
  • Support and mentor less experienced personnel.
  • Considerable interpersonal skills and the ability to communicate effectively is essential.
  • Ensure strategies are aligned with Technology Organization goals and strategies. 

Skills/Experience

  • Bachelor’s degree in MIS, Computer Science, or a related field 
  • Hands-on experience in developing and maintaining enterprise-level applications using Microsoft technologies like .NET, C#, and SQL
  • Experience with frontend development platforms like Angular and React 
  • Experience with Azure and/or AWS cloud platforms.
  • Familiarity with RESTful APIs, microservices architecture, and CI/CD pipelines.
  • A deep, comprehensive knowledge of the Software Development Life Cycle and development principles
  • Interest in and passion for learning and working in a fast-paced environment
  • A deep understanding of mobile applications and related tools and applications
  • Ability to handle multiple assignments and conflicting priorities 
  • Ability to work with business partners and peers of varying levels of technical proficiency 
  • Experience with all size projects, enhancement projects and production support 
  • Experience with various sized projects, enhancement projects and production support
  • Ability to identify root causes for routine problems while working with other technical staff
  • Deep experience creating Technical Design Documents and Specifications
  • Deep experience with software development projects.
  • Ability to develop unit testing of code components or complete applications.
  • Deep experience in system development practices, methodology and tools 
  • Deep experience with Agile delivery; Kanban; Scrum
  • Excellent problem-solving and analytical skills
  • Ability to provide on-call support both solving issues independently as well as assisting other, less experienced on-call personnel 
  • Advanced understanding of various technical principles, theories and concepts 
  • Broad understanding of a wide range of technical areas 
  • Excellent communication skillsincluding the ability to translate complex or technical ideas into non-technical language 
  • Strong ITIL Foundation
PDN-a0826678-3383-4e56-ba56-d3a48f1f7510

About Southern Company

Southern Company is one of the largest energy providers in the United States. Based in Atlanta, Southern Company owns electric utilities in four states, natural gas distribution utilities in seven states, a competitive generation company serving wholesale customers across America and a nationally recognized provider of customized energy solutions, as well as fiber optics and wireless communications.

The men and women who work at Southern Company understand that we don’t simply provide a product or service. Clean, safe, reliable and affordable energy is essential to our way of life. More than 100 years ago, our company played a major role in the growth and prosperity of the South – and we continue to play a role today through our support of economic development and our philanthropic efforts. We believe the communities we serve should be better off because we’re there.

Our principal business is to make, move and sell energy. Those are the “whats” of our business. But it’s the “hows” that make us different. The actions of our employees are what truly define us and have earned us a high level of trust among our customers, shareholders and regulators.

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Application Developer Sr.
Southern Company
Atlanta, GA
Dec 4, 2025
Full-time
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