API Developer | Cloud Migration, .NET & Java, RESTSOAP, Security, Microservices, Cloud Platforms

Job Summary
Synechron is seeking an experienced Developer to lead the development and migration of API solutions within our banking and payments platform. This role involves designing building and refactoring legacy APIs into cloud-native microservices and Java technologies. You will be responsible for ensuring high-performance scalable and secure API solutions aligned with industry standards such as BIAN and supporting enterprise infrastructure integration with major record systems like SAP HCL and mainframes. As a key contributor you will drive technical excellence promote best practices and support continuous delivery in a dynamic fast-paced environment.

Software Requirements

• Required: .NET Framework Core (version 5) C# or Kotlin REST API development CI/CD tools (GitHub GitHub Actions TeamCity) Docker Kubernetes Azure DevOps SQL (Microsoft SQL Server Oracle MySQL) API gateways (Kong AWS API Gateway)

• Preferred: AWS CDK serverless architecture (AWS Lambda Fargate EKS) security frameworks (OAuth2 IAM Roles & Policies) monitoring/logging tools (Splunk AppDynamics CloudWatch) API management tools Java Spring Boot OpenAPI/Swagger

• Experience level: 710 years in enterprise API development migration and cloud-native architecture

Overall Responsibilities

• Lead design development and deployment of microservices architectures Java and cloud technologies

• Migrate legacy APIs to cloud-native environments leveraging AWS Azure or GCP and refactor APIs to improve scalability and resilience

• Develop and maintain scalable secure REST and SOAP APIs based on BIAN standards for banking systems and payment gateways

• Collaborate with architecture security and business teams to define and implement API security access control and compliance measures

• Lead code reviews enforce best practices and promote DevOps principles within the team

• Automate deployment testing and monitoring processes to ensure continuous delivery and operational stability

• Troubleshoot diagnose and resolve technical issues related to APIs system integration and infrastructure performance

• Support new project initiatives POC development and system enhancements supporting the enterprise roadmap

• Maintain comprehensive documentation including technical specifications API catalogs and operational guidelines

Technical Skills (By Category)

• Programming Languages:

  • Essential: C# .NET Framework and Core Java JavaScript TypeScript REST API SOAP Spring Boot (preferred)

  • Preferred: Kotlin Python Groovy for scripting and automation projects

• Databases & Data Management:

  • SQL Server Oracle MySQL data validation schema design query optimization data migration techniques

• Cloud Technologies:

  • AWS (Lambda Fargate EKS IAM API Gateway) Azure (Function Apps API Management Virtual Networks) GCP (basic knowledge)

• Frameworks & Libraries:

  • .NET Core Spring Boot Hibernate REST API OAuth2 JWT OpenAPI/Swagger API Gateway integrations

• Development Tools & Methodologies:

  • Git Jenkins Azure DevOps TeamCity Docker Kubernetes Agile/Scrum DevSecOps TDD/BDD

• Security & Compliance:

  • API security protocols data encryption identity and access management regulatory standards (HIPAA GDPR SOC)

Experience Requirements

• 7 years in enterprise API development migration and cloud-native architecture support

• Proven experience refactoring legacy systems to modern scalable APIs on cloud platforms

• Strong background in implementing secure high-availability multi-tenant API solutions

• Experience working in banking financial services or regulated enterprise environments is advantageous; extensive enterprise API experience in other sectors is acceptable

Day-to-Day Activities

• Develop and deploy scalable microservices APIs supporting banking and payment transactions

• Lead migration efforts for legacy APIs into cloud-native environments refactoring for resilience and performance

• Collaborate with security architecture and business teams to meet technical and compliance standards

• Conduct code reviews enforce best practices and mentor junior developers

• Troubleshoot and resolve API performance and security issues swiftly

• Automate deployment pipelines and system monitoring tasks to support continuous integration and delivery

• Document system architecture API specifications and operational procedures

• Participate in Agile ceremonies sprint planning and technical reviews

Qualifications

• Bachelors or Masters degree in Computer Science Software Engineering or relevant discipline

• 7 years designing developing and migrating enterprise APIs and Java technologies

• Certifications such as AWS Solutions Architect Azure Developer or API security (preferred)

• Strong troubleshooting security and performance optimization skills

• Ability to work independently and lead technical projects effectively

Professional Competencies

• Analytical thinking and problem-solving skills for complex migration and API challenges

• Leadership and mentorship abilities for guiding team efforts

• Excellent stakeholder communication to translate technical details to non-technical audiences

• Adaptability and continuous learning to stay current with emerging cloud and API management solutions

• Ownership of security scalability and operational excellence initiatives

• Strong time and project management skills to handle multiple priorities efficiently

SYNECHRONS DIVERSITY & INCLUSION STATEMENT

Diversity & Inclusion are fundamental to our culture and Synechron is proud to be an equal opportunity workplace and is an affirmative action employer. Our Diversity Equity and Inclusion (DEI) initiative Same Difference is committed to fostering an inclusive culture promoting equality diversity and an environment that is respectful to all. We strongly believe that a diverse workforce helps build stronger successful businesses as a global company. We encourage applicants from across diverse backgrounds race ethnicities religion age marital status gender sexual orientations or disabilities to apply. We empower our global workforce by offering flexible workplace arrangements mentoring internal mobility learning and development programs and more.

All employment decisions at Synechron are based on business needs job requirements and individual qualifications without regard to the applicants gender gender identity sexual orientation race ethnicity disabled or veteran status or any other characteristic protected by law.

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