Senior Software Engineer

DigiCert
DigiCert

Software Engineering

Bengaluru, Karnataka, India

Posted on Jul 16, 2026

Who we are

DigiCert is a global leader in intelligent trust. We protect the digital world by ensuring the security, privacy, and authenticity of every interaction. Our AI-powered DigiCert ONE platform unifies PKI, DNS, and certificate lifecycle management, to secure infrastructure, software, devices, messages, AI content and agents. Learn why more than 100,000 organizations, including 90% of the Fortune 500, choose DigiCert to stop today’s threats and prepare for a quantum-safe future at www.digicert.com

Job summary

As a Senior Software Engineer on the TrustCore team, you will design, develop, and maintain security protocol software in C for embedded and resource-constrained platforms. You will help deliver reliable, high-performance security capabilities across networking and cryptographic protocols while mentoring junior engineers and supporting design, testing, and customer issue resolution.

What you will do

  • Development and Maintenance of security software (TrustCore SDK) for embedded platforms
  • Participate in the development of new features from conceptualization to design and implementation
  • Analysis and troubleshooting of defects found in testing
  • Take part in design reviews, generate and update detailed design documents
  • Researching customer issues, providing input and development to problems/issues
  • Estimate task timelines, development activities and meet schedules
  • Mentor junior engineers by providing technical guidance, supporting code reviews, sharing best practices, and helping them grow their skills
  • Other duties as assigned

What you will have

  • Bachelor’s degree in computer science or in a related field of computer networking and security, from an accredited university or equivalent
  • 5+ years of industry work experience in the software development
  • Strong C language and multi-threaded programming skills
  • Good technical writing and communication skills
  • In-depth knowledge of Data Structures & Algorithms
  • In-depth knowledge of Network security protocol stack internals including TCP, UDP, SSL, SSH, IPsec and Wireless
  • Development experience with Enterprise OSes (Linux, Windows, MacOS) and RTOS platforms (Zephyr, FreeRTOS, QNX) beneficial
  • Understanding of secure coding standards
  • Experience with object-oriented design, coding, and unit testing
  • Flexible and willing to learn/work on new technologies
  • Ability to work well in a team and good problem-solving skills

Nice to have

  • Knowledge of PKI infrastructure
  • Experience working with Cryptography API
  • Experience with Wireshark analyzer
  • Experience with Git, JIRA, IDEs (Eclipse, MS Visual Studio)
  • Embedded system software development experience

Benefits

  • Generous time off policies
  • Top shelf benefits
  • Education, wellness and lifestyle support

To protect candidate information and maintain a secure hiring process, all applications must be submitted through our careers portal. Resumes or CVs sent directly via email will not be reviewed or considered.

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