Lead Software Engineer - Java, Spring, Springboot, Kafka, Cryptography, Session Key Derivation, HSM
Mastercard · Pune · Posted 2026-07-06
Tech stack: Ansible, C++, Docker, Go, Java, JavaScript, Jenkins, Kafka, Kubernetes, Linux, PHP, Python, Spring Boot
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About the role
Lead Software Engineer - Java, Spring, Springboot, Kafka, Cryptography, Session Key Derivation, HSM Providing Innovative, Secure, and Reliable Switching Solutions is the lifeblood of Mastercard Core Products, we are currently seeking a passionate, collaborative, and experienced software engineer to join our Crypto-Services Squad. Are you a collaborator capable of communicating effectively with Business and IT stakeholders across all organizational levels?
Responsibilities:
- Ensure quality of one or more application codebases and alignment with development standards.
- Provides input into design of automation for full infrastructure deployment; manages review of and tests for compatibility and integration processes needed to connect with other devices
- Automates large scale systems spanning multiple locations and environments.
- Writes code automating public cloud, private cloud, and bare metal.
- Automates common tasks, deploy with an IaaS model, utilizing chef, ansible, or similar
- Ability to write moderately complex scripts and programs for automation, tools, frameworks,
- dashboards, alarms. (common uses: Python, Perl, PHP, JavaScript, Go).
- Orchestrates the deployment/maintenance of complex applications.
- Responsible for performance engineering of the enterprise software architecture.
- Significant code development, commitment of code/review of pull-requests, and modest day-to-day
- support duties.
Qualifications:
- Extensive knowledge and experience with Java, Spring, Springboot.
- Experienced in event driven systems (Apache Kafka, NATS, etc)
- Experience in financial system encryption (PIN Blocks, CHIP, CVC) would be beneficial
- Strong experience of Cryptography in Payment cycle.
- Strong experience of Session Key Derivation and validation.
- Strong experience of Triple DES and Advanced Encryption Standard techniques.
- Strong understanding of Thales or equivalent Payment Validation HSM modules and its commands.
- Engineering experience, preferably in high volume, low latency transaction processing systems (such as payments
- transaction switching, high frequency trading systems or global real-time event streaming systems etc.)
- Experience in CI/CD pipeline creation via Jenkins.
- Delivered scalable products through a CI/CD pipeline deploying on-prem or in a public cloud infrastructure.
- Ensure quality across the full stack via rigorous CI/CD practices in all aspects of the SDLC (Builds, Test, and
- Deploy).
- Strong writing and verbal communication skills
- Preferred Skills:
- Experience with testing frameworks and methodologies (Gtest, JUnit, mocking, etc.)
- Experienced in building platforms with Microservice architecture and RESTful APIs.
- Experience using cloud-native approaches running on Linux, leveraging Spring Boot
- Experience with virtualization like Cloud Foundry (PCF), Kubernetes (PKS), Docker etc.
- Experience with deployment via Concourse CI.
- Experience with various coding languages Java, Go, C++,ESQL, etc.
- BS or MS in Computer Science
Qualifications
- Extensive knowledge and experience with Java, Spring, Springboot.
- Experienced in event driven systems (Apache Kafka, NATS, etc)
- Experience in financial system encryption (PIN Blocks, CHIP, CVC) would be beneficial
- Strong experience of Cryptography in Payment cycle.
- Strong experience of Session Key Derivation and validation.
- Strong experience of Triple DES and Advanced Encryption Standard techniques.
- Strong understanding of Thales or equivalent Payment Validation HSM modules and its commands.
- Engineering experience, preferably in high volume, low latency transaction processing systems (such as payments transaction switching, high frequency trading systems or global real-time event streaming systems etc.)
- Experience in CI/CD pipeline creation via Jenkins.
- Delivered scalable products through a CI/CD pipeline deploying on-prem or in a public cloud infrastructure.
- Ensure quality across the full stack via rigorous CI/CD practices in all aspects of the SDLC (Builds, Test, and Deploy).
- Strong writing and verbal communication skills
- Experience with testing frameworks and methodologies (Gtest, JUnit, mocking, etc.)
- Experienced in building platforms with Microservice architecture and RESTful APIs.
- Experience using cloud-native approaches running on Linux, leveraging Spring Boot
- Experience with virtualization like Cloud Foundry (PCF), Kubernetes (PKS), Docker etc.
- Experience with deployment via Concourse CI.
- Experience with various coding languages Java, Go, C++,ESQL, etc.
- BS or MS in Computer Science
Responsibilities
- Ensure quality of one or more application codebases and alignment with development standards.
- Provides input into design of automation for full infrastructure deployment; manages review of and tests for compatibility and integration processes needed to connect with other devices
- Automates large scale systems spanning multiple locations and environments.
- Writes code automating public cloud, private cloud, and bare metal.
- Automates common tasks, deploy with an IaaS model, utilizing chef, ansible, or similar
- Ability to write moderately complex scripts and programs for automation, tools, frameworks dashboards, alarms. (common uses: Python, Perl, PHP, JavaScript, Go).
- Orchestrates the deployment/maintenance of complex applications.
- Responsible for performance engineering of the enterprise software architecture.
- Significant code development, commitment of code/review of pull-requests, and modest day-to-day support duties.