Senior Full Stack Developer - Multiple Positions

Sociable Tech Pty Ltd; North Canberra; On-site; AUD 120,000 - 150,000; Full time

Benefits offered by this job

Work KPI-driven outcomes

Supportive team culture

AI-powered innovation

Modern office environment

Job summary

Arventa Pty Ltd is seeking Senior Full Stack Developers to design and build our SaaS platform. This full-time, in-office role is based in Turner, Canberra, with a focus on scalable backend services, modern frontend work, and microservices architecture.

You will work across design, development, testing and deployment while improving engineering practices and AI-driven features. You will join a collaborative team committed to customer outcomes, AI-powered innovation, and career progression within

Qualifications

• Expert-level proficiency and 5+ years’ experience in .NET Core and clean, scalable backend development
• Proficiency using AI tools, particularly Claude, for development
• Solid experience with Reactjs and modern frontend frameworks
• Strong understanding of microservices architecture and database design
• Hands-on experience with Azure, including service deployment and management
• Experience building new products or startup-scale systems from the ground up
• Desirable: Practical experience integrating or experimenting with AI and large language models (LLMs)

Responsibilities

• Develop and maintain scalable, secure backend services with .NET Core
• Build responsive, performant frontends using Reactjs and modern UI patterns
• Design and evolve microservices architecture for modular and maintainable systems
• Manage and optimize Azure cloud infrastructure and services
• Support DevOps workflows and CI/CD pipelines to improve deployment efficiency
• Research and experiment with AI LLMs to introduce intelligent, innovative features into the product

Tools

.NET Core

React

Azure

Microservices

Claude AI tools

Job description

Senior Full Stack Developer - Multiple Positions

Job Type: Permanent position | Full time position

Job Description

Arventa Pty Ltd We are seeking experienced Senior Full Stack Developers to help design and build the next generation of our SaaS platform. This is a hands-on senior development role focused on creating scalable, secure and high-quality software using .NET Core, React, Azure and microservices architecture. You will work across the full development lifecycle, contributing to technical design, architecture, development, testing and deployment while helping establish strong development standards and engineering practices. The role is ideally suited to an experienced developer who enjoys building modern products from the ground up and solving complex technical challenges.

This is a fulltime, in the office role based in our Turner Office. Note that only short-listed candidates will be contacted.

Benefits

• Work smarter - Clear, achievable KPIs focused on outcomes, giving you the flexibility to spend more time doing meaningful work.

Supportive team culture

• Join a collaborative, respectful team that values innovation, continuous improvement and helping each other succeed.

AI-powered innovation

• We embrace AI and modern tools to reduce repetitive tasks and help our team perform at their best.

Modern office environment

• Enjoy centrally located, light-filled offices with staff parking and productivity-focused workspaces.

Grow with us

• Be part of a supportive, collaborative team with ongoing professional development and genuine career progression opportunities.

Task & responsibilities

Key Responsibilities

• Develop and maintain scalable, secure backend services with .NET Core
• Build responsive, performant frontends using Reactjs and modern UI patterns
• Design and evolve microservices architecture for modular and maintainable systems
• Manage and optimize Azure cloud infrastructure and services
• Support DevOps workflows and CI/CD pipelines to improve deployment efficiency
• Research and experiment with AI LLMs to introduce intelligent, innovative features into the product

Qualification & experience

• Expert-level proficiency and 5+ years’ experience in .NET Core and clean, scalable backend development
• Proficiency using AI tools, particularly Claude, for development
• Solid experience with Reactjs and modern frontend frameworks
• Strong understanding of microservices architecture and database design
• Hands-on experience with Azure, including service deployment and management
• Experience building new products or startup-scale systems from the ground up
• Desirable: Practical experience integrating or experimenting with AI and large language models (LLMs)

About Company

At Arventa, we’re helping businesses create safer, smarter workplaces with our WHS software. Currently supporting 3,000 Australian businesses, we’re looking for someone who’s passionate about technology, experienced in systems analysis and problem solving—someone who can understand how our SaaS platform operates, investigate complex system issues, analyse business and user requirements, and help translate those requirements into practical system improvements. This is a great opportunity to join a leading provider of Risk Management Software and be at the forefront of innovation in the industry.

The key to your success will be your ability to analyse complex systems and business processes, communicate effectively with technical and non-technical stakeholders, and apply a high degree of self-motivation, commitment, and initiative.

Our Team & Culture

We’re customer focused: Everything we do, we do to make things better for our customers.

We innovate and continuously improve. Better products. Better service.

More value. We’re here to win: We lead in a market that never stops moving. We have the courage to commit, to make tough decisions and, when we need to, we turn on a dime.

We love this stuff: We hire smart, fun, talented people who want to make a difference. We’ve got each other’s backs: We value honesty, appreciate diversity and insist on respect. We’re here for each other.

Every day. We win as a team with a shared spirit of optimism. We’re owners and we act like it: We take initiative, act with urgency and are accountable for results.

We’re all engaged. Integrity is non-negotiable: Our customers, suppliers, partners, stakeholders, communities and competitors can all trust us to do the right thing. No exceptions.

Work Type: Full time Salary: $120000-150000 Job Publish: 11-09-2026 Job Expire: 11-10-2026