Senior Technical Specialist
Australia
Job Description
Senior Technical Specialist
Sydney, New South Wales

Job Summary

Staff Software Engineer - Full Stack (.NET / React, Next.js)

We're embarking on an engineering transformation with the key focus on quality engineering and automation.
You have knowledge that spans both development and operations, including coding, infrastructure management, system administration/engineering, and DevOps toolchains.

Key Responsibilities

•    Lead end-to-end technical strategy and solution design for the Home Buying crew, acting as the engineering SME for scalable, secure, cloud-native platforms.
•    Stay hands-on delivering full-stack features across .NET/.NET Core, C#, TypeScript/Next.js, SQL, GraphQL and API integrations.
•    Deliver consistent patterns, standards and best practices across home-loan, pricing, LMI and API services.
•    Own and optimise end-to-end Home Buying customer journeys, designing solutions that remove pain points and create seamless digital experiences.
•    Architect high-performance microservices, GraphQL BFFs and data-access layers with a focus on resilience, scalability and quality.
•    Champion DevSecOps excellence - CI/CD, automated testing, cloud pipelines, observability, secure coding and operational readiness.
•    Partner closely with product, design and business teams, while mentoring engineers and uplifting modern engineering practices, including AI-assisted development.

Skill Requirements

Tech skills
•    Languages & Frameworks: Deep expertise in C#, .NET/.NET Core, MVC, Web API, with strong full-stack capability across React.js, Next.js, and modern JavaScript frameworks like NestJS, Apollo GraphQL, Prisma ORM.
•    Cloud & Architecture: Advanced AWS cloud-native engineering, microservices design, distributed systems, and scalable API architectures (REST & GraphQL).
•    Databases: Proficient with PostgreSQL and Oracle, including schema design, optimisation, and robust data-access patterns.
•    DevOps & Automation: Strong CI/CD engineering using GitHub Actions and TeamCity, with a focus on automation, quality, and DevSecOps principles.
•    Containers & Runtime: Hands-on experience with Docker and Kubernetes for orchestration, deployment, and cloud-native operations.
•    Monitoring & Observability: Solid understanding of Prometheus/Grafana, Splunk, and AWS CloudWatch for proactive monitoring and operational excellence.
•    AI-Enhanced Engineering: Skilled with GenAI tools such as Cline, Cursor, and AWS Bedrock, with awareness of AI/ML and LLM concepts to integrate intelligent capabilities.

Other Requirements

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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.