Job Description

Role on behalf of Luxoft Financial Services UK Limited Australia Branch

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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.

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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.

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Responsibilities

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- Design, develop, and maintain scalable, secure, and high-performance full-stack applications using .NET and React.
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- Contribute to solution architecture, technical design, and low-level design (LLD) activities.
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- Build and maintain RESTful APIs, microservices, and integration services.
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- Develop cloud-native solutions leveraging AWS services and industry best practices.
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- Design and implement event-driven integration patterns and messaging solutions.
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- Collaborate with business, product, and engineering stakeholders to deliver automation and digital transformation initiatives.
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- Implement workflow automation, orchestration, and process digitization solutions.
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- Ensure solutions meet security, compliance, scalability, reliability, and performance standards.
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- Support CI/CD implementation, DevOps practices, testing, release management, and production support activities.
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- Provide technical leadership, mentoring, and guidance to engineering team members.
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- Participate in architecture reviews and contribute to engineering standards and best practices.
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Required Skills

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- 8+ years of software engineering experience.
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- Strong experience in enterprise Full Stack Development.
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- Proven experience working in complex enterprise environments.
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- Solid stakeholder engagement, communication, and collaboration skills.
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Backend & Full Stack Technologies

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- Extensive hands-on experience with:
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- C#
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- React.js
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- RESTful APIs
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- Strong understanding of:
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- API design and development
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- Integration patterns
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- Service-oriented architectures
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- Distributed systems
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- Proven experience building and deploying applications on AWS.
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- Hands-on experience with:
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- AWS Lambda
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- API Gateway
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- Amazon S3
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- Amazon RDS
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- Amazon DynamoDB
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- AWS ECS and/or EKS (Mandatory)
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- Experience with:
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- Cloud-native application architectures
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- Event-driven architectures
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- Scalable and resilient application design
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- Integration & Messaging Technologies
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Hands-on experience with at least one of the following:

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- Kafka
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- Amazon EventBridge
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- Amazon SQS
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- Amazon SNS
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- IBM MQ or equivalent messaging platforms
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- Security & API Authentication
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- Strong understanding of:
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- API authentication and authorization mechanisms
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- Secure API exposure to upstream and downstream systems
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- Enterprise integration security practices
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- Authentication and access management concepts
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Mandatory experience in CI/CD and DevOps practices, including:

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- Automated build and deployment pipelines
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- Release management
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- Monitoring and deployment automation
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- Database Technologies
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- Experience with:
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- SQL Server
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- Other enterprise relational database platforms
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Preferred Skills

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- Terraform
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- AWS CloudFormation
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- Enterprise workflow orchestration platforms
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📌 Senior Software Engineer - Full Stack (.NET, React, AWS) (New South Wales)
🏢 Luxoft Australia
📍 New South Wales