C++ IST Switch Payments Domain

FIS

Software Engineer analyzing and developing enhancements for FIS Payments Products on IST/Switch. Collaborating with clients and teams in various regions to meet technical requirements.

Posted 7/31/2026full-timeChennai • 🇮🇳 IndiaSeniorLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in software development and implementation, with a strong focus on C and C++ programming, as well as expertise in the Payments Domain and ISO8583 standards. Capable of analyzing client requirements and delivering effective training and documentation for software applications.

Highest-signal resume keywords

C Programming LanguageC++ Programming LanguageISO8583 ExperiencePayments Domain ExpertiseOracle Database

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software DevelopmentSoftware TestingSystem IntegrationClient OnboardingShell ScriptingSQLTechnical Specification WritingSoftware DebuggingSoftware DesignCustomization Experience

Soft Skills

CommunicationTrainingCollaborationAnalytical ThinkingPresentation Skills

Tools & Technologies

BitbucketGitSVNJIRAVTS SimulatorPay Sim

Industry Keywords

EFT SwitchIST SwitchIST ClearingClient Relationship ManagementProfessional Services

Tech Stack

Tools & technologies

OracleShell ScriptingSQLSubversionUnix

About the role

Key responsibilities & impact

Analyzes, designs, programs, debugs, and modifies software enhancements and/or new products used in local, networked or Internet-related computer programs
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

Requirements

What you’ll need

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

Benefits

Comp & perks

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!