Comcast Careers

Senior Software Engineer

Philadelphia, PA
Technology (Technology - Software Engineering)

Job Description

Business Unit:

Senior Software Engineer

Comcast's Technology & Product organization works at the intersection of media and technology. Our innovative teams are continually developing and delivering products that transform the customer experience. From creating mobile apps that allow you to watch live TV to new features such as Voice Search on the X1 platform, we work every day to make a positive impact through innovation in the pursuit of building amazing products that are enjoyable, easy to use and accessible across all platforms.

Job Summary:

For this position, you will be joining a team that is actively working on massively scaled distributed systems that are at the core of the X1 platform. Our series of applications serve close to a billion transactions daily and must maintain high levels of uptime in order to deliver a satisfactory customer experience.

Your daily responsibilities will include collaborating with the team to build new services, maintaining and adding features to existing ones, and ensuring that all services are resilient and with low latency.

Core Responsibilities:

  • Writing tested, production-ready application code
  • Writing appropriate levels of documentation
  • Participating in joint design and architecture sessions
  • Building effective deployment and monitoring systems
  • Operating and supporting production environments
  • Performing code reviews
  • Participating in software release and deployment activities
  • Coordinating constructively with other team members


  • 5+ years of relevant work experience, including shipping production code
  • Extensive programming experience in Java
  • UNIX/Linux background: command line utilities and scripting
  • Experience with developing distributed systems and asynchronous messaging
  • Experience working with NoSQL databases (e.g., Cassandra and Couchbase)
  • Experience with cloud technologies such as AWS and Kubernetes
  • Familiarity of Infrastructure Automation tolls (e.g., Packer, Terraform, and Ansible)
  • Firm understanding of internet protocols, including TCP / HTTP
  • BS in Computer Science, Computer Engineering or related technical experience
  • Strong oral and written communication skills
  • We're interested in attracting a diverse set of candidates for this position--If you're not sure if you qualify, please err on the side of applying

Job Specification:

  • Bachelors Degree or Equivalent
  • Engineering, Computer Science
  • Generally requires 7-11 years related experience

Military Experience Valued.

Comcast is an EOE/Veterans/Disabled/LGBT employer