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Senior Full Stack Software Engineer (.NET, React, AWS)

LuxoftSydney, New South Wales🇦🇺AustraliaPosted 18 Aug 2026

Quick Overview

Work Type
Hybrid
Schedule
Full Time
Level
Mid Senior

Job Description

Project description

We are seeking a highly experienced Senior Software Engineer to join a high-performing delivery team focused on digital transformation, workflow automation, enterprise integrations, and cloud-native application development. This is a hands-on engineering role requiring strong expertise in backend development using .NET and AWS, while also contributing to frontend development using React.The successful candidate will operate between a Senior and Staff Engineer level, contributing to solution design, low-level design (LLD), implementation, deployment, and ongoing enhancement of enterprise-grade applications supporting government schemes, mortgage/home loan processing, and workflow automation initiatives.

Responsibilities
  • Design, develop, and maintain scalable, secure, and high-performance full-stack applications using .NET and React.
  • Contribute to solution architecture, technical design, and low-level design (LLD) activities.
  • Build and maintain RESTful APIs, microservices, and integration services.
  • Develop cloud-native solutions leveraging AWS services and industry best practices.
  • Design and implement event-driven integration patterns and messaging solutions.
  • Collaborate with business, product, and engineering stakeholders to deliver automation and digital transformation initiatives.
  • Implement workflow automation, orchestration, and process digitization solutions.
  • Ensure solutions meet security, compliance, scalability, reliability, and performance standards.
  • Support CI/CD implementation, DevOps practices, testing, release management, and production support activities.
  • Provide technical leadership, mentoring, and guidance to engineering team members.
  • Participate in architecture reviews and contribute to engineering standards and best practices.
SKILLS Must have
  • 8+ years of software engineering experience.
  • Strong experience in enterprise Full Stack Development.
  • Proven experience working in complex enterprise environments.
  • Strong stakeholder engagement, communication, and collaboration skills.-> Backend & Full Stack TechnologiesExtensive hands-on experience with:
  • .NET / .NET Core
  • C#
  • React.js
  • RESTful APIs
  • Microservices ArchitectureStrong understanding of:
  • API design and development
  • Integration patterns
  • Service-oriented architectures
  • Distributed systems-> AWS Cloud TechnologiesProven experience building and deploying applications on AWS.Hands-on experience with:
  • AWS Lambda
  • API Gateway
  • Amazon S3
  • Amazon RDS
  • Amazon DynamoDB
  • AWS ECS and/or EKS (Mandatory)Experience with:
  • Cloud-native application architectures
  • Event-driven architectures
  • Scalable and resilient application design-> Integration & Messaging TechnologiesHands-on experience with at least one of the following:
  • Kafka
  • Amazon EventBridge
  • Amazon SQS
  • Amazon SNS
  • IBM MQ or equivalent messaging platforms
  • Security & API AuthenticationStrong understanding of:
  • API authentication and authorization mechanisms
  • Secure API exposure to upstream and downstream systems
  • Enterprise integration security practices
  • Authentication and access management concepts-> DevOps & CI/CDMandatory experience in CI/CD and DevOps practices, including:
  • Automated build and deployment pipelines
  • Release management
  • Environment management
  • Monitoring and deployment automation-> Database TechnologiesExperience with:
  • SQL Server
  • PostgreSQL
  • Other enterprise relational database platforms
Nice to have
  • Terraform
  • AWS CloudFormation
  • Enterprise workflow orchestration platforms
  • Cloud modernization initiatives
  • Large-scale enterprise transformation programs
Domain Experience (Highly Desirable)Experience in one or more of the following domains:
  • Banking and Financial Services
  • Mortgage and Home Loan Platforms
  • Government Digital Services
  • Government Scheme Automation
  • AWS Government Services Platform (GSP) or similar government cloud environments
  • Enterprise Workflow Automation and Process Digitization

Skills

DynamoDB
Microservices
SQL
SQL Server
API Gateway
AWS
C#
CloudFormation
.NET
Kafka
PostgreSQL
React
Terraform

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