Senior Backend Engineer
Your new company
Join a leading Australian financial services organisation that is heavily invested in modern engineering practices and digital transformation. You'll be working in a high-performing technology environment that builds secure, scalable, and customer-focused platforms used by millions of customers.
Your new role
As a Senior Backend Engineer, you will design, build, and maintain high-performance backend services using modern .NET technologies (C# / .NET Core / .NET 6+).Working within an agile team, you will develop scalable APIs and microservices deployed on cloud platforms (AWS/Azure), contribute to system design and architecture, and promote engineering best practices.You will also mentor other engineers, improve platform reliability, and ensure solutions meet strict security, regulatory, and performance standards.
What you'll need to succeed
Strong experience in backend development using C# / .NET Core
Proven experience building RESTful APIs and microservices
Exposure to cloud platforms (AWS, Azure, or GCP)




Solid understanding of software design principles (SOLID, Clean Architecture, DDD)
Experience with CI/CD pipelines and DevOps practices
Strong knowledge of relational databases (SQL Server, PostgreSQL)
Experience working in agile workplace
Experience with event-driven architecture (Kafka, RabbitMQ)
Exposure to Docker / Kubernetes
Experience within highly regulated environments (e.g. financial services)
What you'll get in return
Opportunity to work on large-scale, high-impact systems
Exposure to modern cloud-native technologies and tooling
Collaborative and innovative engineering culture
Strong career development and learning opportunities
What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion on your career.
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📌 Senior Software Engineer - Jp8735 (Sydney)
🏢 Hays
📍 Sydney