FIS

C++ Developer with Linux, STL

IND PUNE FL7
Full-time
Posted Nov 3, 2026

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Skills

C++
Linux
Python

Job description

C Developer with Linux , STL , Multithreading .

Experience - 1-3 Years

Location - Pune

Innovation isn’t just what we do; it’s how we work. At FIS, you’ll collaborate with talented people across the globe to create solutions that shape the way the world pays, banks and invests. If you’re ready to grow your career while making a meaningful impact, we’d love to meet you.

About the role

As a C Developer (Linux) – Market Data, you will build and support fast applications that process live data from global exchanges. You will work on exchange feeds and reliable services used by trading systems. You will partner with product, testing and support teams to deliver stable and accurate software.

Your key responsibilities

•Design, develop and maintain high-performance market data applications using modern C on Linux.

•Build and improve real-time handlers for exchange quotes, trades, order book depth and status updates.

•Improve speed, data flow, memory use, accuracy and system stability.

•Test, deploy, monitor and fix applications from design through support.

•Review code and contribute to refactoring, automation and technical debt reduction.

What you bring

Required qualifications

•1 to 3 years of hands-on C development experience on Linux.

•Strong knowledge of C 11, C 14 or C 17, the Standard Template Library and object-oriented design.

•Experience with Linux system programming, multithreading, synchronization and inter-process communication.

•Experience building low-latency or high-performance systems, with knowledge of TCP, UDP, multicast and real-time data processing.

•Experience fixing complex live issues and using build tools, version control and automated delivery practices.

Preferred qualifications

•Experience with market data systems, exchange feeds, order books, trade processing or binary financial protocols.

•Experience with performance-tuning tools, latency profiling, FIX or other binary market data feeds.

•Knowledge of Python or shell scripting, failover patterns and highly available systems.

The impact you’ll make

The Market Data team builds systems that collect, standardize and share live data from global exchanges. As a C Developer (Linux) – Market Data, you will improve the speed, reliability and accuracy of services that support trading teams and other users. Your work will help the team deliver trusted market data at scale.

What we offer you

When you join FIS, you become part of a team that's shaping how the world pays, banks and invests. We’re committed to helping you thrive, both professionally and personally.

At FIS, we offer you:

•Internal career growth opportunities

•A voice in the future of fintech

•Always-on learning and development

•Collaborative work environment

•Opportunities to give back

Privacy Statement

FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice .

Sourcing Model

Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.

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