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Application Engineer C, C++

Worldline


Job Location:

Chennai - India

Monthly Salary: Not provided by the employer
Posted: 9 August 2026 (30+ days ago)
Application Deadline: 6 November 2026
Vacancies: 1 Vacancy

Job Summary

Who we are

Worldline helps businesses of all shapes and sizes to accelerate their growth journey - quickly simply and securely. We are the innovators at the heart of the payments technology industry shaping how the world pays and gets paid. Our technology powers the growth of millions of businesses across 5 continents. And just as we help our customers accelerate their business we are committed to helping our people accelerate their careers. Together we shape the evolution.

The opportunity

As a Software Engineer C C Linux & Database you will be instrumental in developing high-performance applications and data processing systems that power our payment infrastructure. You will work on mission-critical systems that handle millions of transactions designing robust C C applications on Linux platforms while managing and analyzing large-scale data sets to ensure optimal performance and reliability.

Day-to-day responsibilities
  • Develop and maintain high-performance C C applications for payment processing and transaction systems.
  • Design and implement asynchronous network applications using for real-time communication
  • Build low-latency systems with focus on microsecond-level performance optimization
  • Implement secure coding practices including input validation encryption authentication and authorization mechanisms
  • Conduct security-focused code reviews to identify and remediate vulnerabilities (buffer overflows SQL injection memory leaks.
Who are we looking for
  • 14 years of professional experience in software development with C C Linux & Database
  • Strong proficiency in C modern C (C11/14/17) with solid understanding of OOPS principles
  • Experience with Boost libraries particularly for asynchronous I/O operations
  • Hands-on experience with low-latency application development and performance optimization.
  • Proficiency in Linux operating systems and debugging commands.
  • Understanding of network programming and socket programming concepts.
Perks & Benefits

Shape the evolution

We are on an exciting journey towards the next frontiers of payments technology and we look for big thinkers people with passion can-do attitude and a hunger to learn and grow. Here youll work with ambitious colleagues from around the world take on unique challenges as a team and make a real impact on the society. With an empowering culture strong technology and extensive training opportunities we help you accelerate your career - wherever you decide to go. Join our global team of 18000 innovators and shape a tomorrow that is yours to own.

Learn more about life at Worldline at

We are proud to be an Equal Opportunity employer. We do not discriminate based upon race religion color national origin sex sexual orientation gender identity gender expression age status as an individual with a disability or any applicable legally protected characteristics.


Required Experience:

IC


About Company

Put the power of payment innovation to work with Worldline, Europe’s leading payment service provider.

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