C/C++ IST Switch Senior Lead Developer
Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Aug 20, 2026. FIS scores A on the Alion truth index.
C/ C++ IST Switch Developer
Bangalore / Chennai
Are you curious, motivated, and forward-thinking? At FIS you’ll have the opportunity to work on some of the most challenging and relevant issues in financial services and technology. Our talented people empower us, and we believe in being part of a team that is open, collaborative, entrepreneurial, passionate and above all fun.
About the team:
We are Professional services Team, supporting FIS Payments Products like IST/Switch, IST/Clearing, FN, Data Navigator, MAS, Payments Monitor for the clients across various regions like Europe, Middle East, India, Asia Pacific, and North America.
What you will be doing:
Analyzes, designs, programs, debugs, and modifies software enhancements and/or new products used in local, networked or Internet-related computer programs. (Code must be used in core version of applications available for sale commercially.)
Writes code, completes programming, and performs testing and debugging of applications using current programming languages and technologies.
Completes documentation and procedures for installation and maintenance.
Interacts with product managers and/or users to define system requirements and/or necessary modifications.
Participates in software design meetings and analyzes user needs to determine technical requirements.
Write technical specifications based on conceptual design and stated business requirements.
Trains and communicates with internal Client Training, Client Relationship and Sales teams on systems application.
May be responsible for developing or executing project plans, budgets, and schedules and for documenting work and results.
May deliver informational and decision-seeking presentations to technical and business groups to internal and/or external audiences.
Other related duties assigned as needed.
What you bring:
Experience -
Overall 7+ years of relevant IT experience.
7+ years of experience in software implementation, professional services, application consulting, system integration.
Development and Customization exp in IST Switch, IST Clearing, MAS or equivalent EFT switch.
Experience gathering and analyzing client business requirements.
Experience in ISO8583, EMV, Payments Domain.
Experience participating in software testing, deployment, configuration, or client onboarding activities.
Technical Skills
C (Programming Language).
C++ Programming Language.
Oracle database, Structured Query Language (SQL).
Unix OS and Shell Scripting
Optional Skills
Bitbucket, Git Svn, SVN Repository
JIRA Tool.
Pay Sim, VTS Simulator
What we offer you:
An exciting opportunity be a part of World’s Leading FinTech Product MNC
To be a part of vibrant team and to build up a career on core banking/payments domain
A multifaceted job with a high degree of responsibility and a broad spectrum of opportunities
A broad range of professional education and personal development possibilities - FIS is your final career step!
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.