Senior Software Engineer

Senior Software Engineer page is loaded## Senior Software Engineerlocations: Sydney - Client Locationtime type: Full timeposted on: Posted Todayjob requisition id: JR1031292We are looking for a highly skilled and experienced **.NET Developer** with a strong background in **Microservices architecture**, **AWS cloud services**, and hands-on experience in **Payment systems** (e.g., card processing, wallets, gateways, PSPs). The ideal candidate will play a critical role in designing, developing, and deploying scalable and secure microservices-based applications for our payment platform.### **Key Responsibilities:*** Design, develop, and maintain **.NET Core-based microservices** in a high-availability environment.* Collaborate with product managers, architects, and DevOps engineers to implement **cloud-native solutions on AWS**.* Integrate and maintain **payment gateways** (Stripe, Adyen, PayPal, Visa/Mastercard, etc.) and ensure PCI compliance.* Write clean, scalable, and secure code following best practices (TDD, SOLID principles, etc.).* Work closely with the QA and DevOps teams for **CI/CD integration**, automated testing, and deployment.* Monitor, troubleshoot, and optimize microservices performance using **AWS CloudWatch**, **X-Ray**, or similar tools.* Participate in code reviews and provide technical guidance to team members.* Document APIs, services, and architecture using Swagger/OpenAPI and Confluence.### **Required Skills & Qualifications:*** **5+ years** of experience in .NET development, with at least **2+ years in .NET Core / .NET 6/7**.* Proven experience in **building microservices architecture** (REST APIs, asynchronous messaging, service discovery).* Hands-on experience with **AWS services** (e.g., ECS, Lambda, API Gateway, SQS/SNS, DynamoDB, RDS, CloudFormation).* Strong experience in **integrating payment systems** (e.g., Visa, Mastercard, ACH, wallets, PSPs).* Deep understanding of **security in payments**: tokenization, PCI-DSS, encryption, fraud detection.* Familiarity with containerization tools like **Docker** and orchestration with **Kubernetes** or **AWS ECS/EKS**.* Experience with **SQL and NoSQL databases** (e.g., SQL Server, PostgreSQL, DynamoDB, MongoDB).* Proficiency in **Git**, **CI/CD pipelines**, and **Agile methodologies** (Scrum/Kanban).***S******YNECHRON’S 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 applicant’s gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.At Synechron, we are committed to integrating *sustainability* into our business *strategy*, ensuring *responsible growth* while minimizing *environmental impact*. Employees play a *key role* in driving our sustainability *initiatives*, from reducing our *carbon footprint* to fostering *ethical* and sustainable business *practices* across *global operations*. All positions are required to adhere to our *Sustainability and Health Safety standards*, demonstrating a commitment to *environmental stewardship*, *workplace safety*, and *sustainable practices.*
#J-18808-Ljbffr