Top Software Engineer Jobs in Melbourne

Designs and integrates systems across autonomy, perception, and mission-level technology stacks. Captures requirements, develops system architectures, creates and maintains MBSE models using UML, SysML, and UPDM, and supports systems engineering processes. Collaborates with program, design, development, integration, test, product, and business teams while reporting technical status and risks to leadership. The role focuses on Hivemind autonomous systems and requires eligibility for an Australian NV1 Secret clearance.

Graduate software engineers will contribute across any layer of Maincode’s production AI system, Matilda. Responsibilities may include supporting model training, inference, and infrastructure. Candidates should research the company and explain how they can contribute to building world-class Australian-made AI. Previous industry experience, including internships, is advantageous but not required.

Build internal tooling and platform improvements for database reliability. Split time between software engineering and database operations: monitoring, observability, performance tuning, incident response, migration to RDS/Postgres, and automating fleet management to improve resilience and developer efficiency.

Designs and integrates systems across Hivemind Vision and Mission Autonomy technology stacks. Responsibilities include capturing and verifying system requirements, developing system architectures, creating and maintaining MBSE models using UML, SysML, and UPDM, defining interfaces and functional flows, improving modeling tools and automation, and supporting systems engineering processes. The role collaborates with program, product, design, development, integration, test, and business development teams while reporting technical status and risks to leadership.

Develop and maintain reliable, secure cloud software and ML infrastructure for Azure operations. Responsibilities include gathering requirements, contributing to architecture, coding, code review, testing, deployment, telemetry integration, data analysis, live-service operations, on-call support, automation, and security and compliance improvements. The role emphasizes AI-powered operational autonomy, extensibility, maintainability, and collaboration across Microsoft teams.

Develop and operate scalable mobile and API software using TypeScript, React Native, Node.js, and AWS. Own features through design, testing, deployment, production support, and enhancement. Build backend services, APIs, asynchronous workers, and third-party integrations; contribute to architecture, modernization, code reviews, testing, observability, and application security. Collaborate with Product and Design in Agile teams, address customer issues, and participate in on-call support.

Develop and support front-office software for cash equities, including order routing, order management systems, trade analytics, and market data. The role requires Python, React, TypeScript, FIX Protocol, PostgreSQL, MSSQL, test-driven development, Fidessa, Copilot, and LLM-assisted development experience.

Build and contribute to Matilda, an Australian-made AI product. The company seeks passionate, dedicated software engineers who are motivated by its national mission and willing to research the product and explain how they can contribute. The description emphasizes commitment, initiative, spirit, and enthusiasm over formal credentials.

Deploys and optimizes secure, scalable AWS and Kubernetes environments for enterprise customers. Builds infrastructure automation with Terraform, Ansible, and CloudFormation; maintains CI/CD pipelines, observability, security controls, and production Kubernetes systems. Troubleshoots Linux, container, networking, and distributed-system issues, supports customer deployments and incidents, translates technical requirements into implementation plans, and collaborates with customer-facing and internal engineering teams.

Build and operate highly reliable card-issuing systems across authorization, clearing, settlement, fulfillment, provisioning, and disputes. Serve as a technical expert on card-network specifications, protocols, certifications, mandates, and production behavior. Develop production software, certification tooling, and shared frameworks; lead complex cross-team initiatives; work directly with card networks; mentor engineers; apply AI-assisted workflows; and participate in on-call incident response for critical financial systems.

Lead hands-on engineering for Block’s card issuing platform, specializing in card-network integrations, ISO 8583 protocols, authorization, clearing, certification, mandates, and production behavior. Build software and conformance tooling, resolve network-level issues, drive certification cycles, influence technical direction, mentor engineers, apply AI-assisted development practices, and participate in on-call support for critical financial systems.

The Software Engineer will design, develop, and maintain backend services, including APIs for payments and subscriptions, while collaborating with cross-functional teams to enhance user experiences.

Develop and support scalable, high-availability software within the ACIL tribe. Responsibilities include planning, coding, code review, testing, source control, build automation, performance tuning, and collaboration across teams. The role focuses on backend and frontend development, distributed and event-driven systems, AWS cloud solutions, DevOps practices, observability, clean code, and continuous improvement. Engineers are expected to contribute to team culture, share knowledge, and help deliver reliable products for dealership customers.

Design and maintain automated test frameworks, validation tooling, and infrastructure for autonomy software. Develop Python automation, regression, integration, functional, and performance tests across simulation, SIL, HIL, and VIL environments. Analyze results, troubleshoot integration issues, create quality metrics and readiness assessments, and integrate testing into CI/CD workflows. Collaborate with autonomy, systems engineering, flight test, and integration teams to support software quality and operational readiness.

Provides technical leadership and hands-on development for modern C++ software running on Linux-based edge platforms. Designs architectures, integrates cameras and sensors, develops imaging and mission applications, optimizes performance, and resolves issues across software, networking, hardware, and deployment boundaries. Mentors senior engineers, establishes reusable platforms and standards, and leads complex initiatives from requirements through deployment and sustained operation.

Designs and integrates systems across autonomy, perception, and mission-level technology stacks. Captures requirements, develops system architectures, creates and maintains MBSE models using UML, SysML, and UPDM, and supports systems engineering processes. Collaborates with design, development, integration, test, product, program, and business development teams while reporting technical status, risks, and progress to leadership.

Lead the design, development, deployment, and maintenance of scalable cloud-native platform capabilities for Walmart Connect’s sponsored search ad server. Build infrastructure, tooling, AI/ML frameworks, and distributed systems; conduct design reviews; drive software lifecycle activities; mentor engineers; influence architecture and technical decisions; and collaborate across teams to translate complex business needs into reliable, data-driven solutions.

Build innovative software products in the Special Projects Division addressing public health, agriculture, education, and aid-related challenges in Sub-Saharan Africa. Responsibilities include designing software architectures, developing on UNIX-based platforms, participating in code reviews, using disciplined version control, collaborating with teams, and potentially applying Django, React, Android, or PyTorch. The role may involve travel to Africa to understand local contexts.

Lead hands-on software engineering and technical direction across a core platform built with C#, .NET, PostgreSQL, AWS, microservices, APIs, event-driven systems, BFFs, and frontend components. Responsibilities include architecture, coding, design reviews, mentoring, CI/CD improvement, observability, security, reliability, documentation, and stakeholder collaboration. The role also advances AI-assisted development, AI agent governance, and agent-enabled engineering workflows without direct people management.

Design, build, test, deploy, and maintain secure .NET software, backend services, APIs, integrations, and event-driven microservices. Work with PostgreSQL, AWS Lambda, ECS, EC2, Blazor, and MudBlazor while contributing to automated testing, code reviews, technical planning, documentation, troubleshooting, and production support. Collaborate on reliable, maintainable solutions and use approved AI-assisted development tools responsibly.

Design, implement, and operate scalable backend services for the Spend and Accounting domains powering cards and expense workflows. Own end-to-end feature delivery, contribute to architecture, write testable reliable code, uphold observability and API best practices, collaborate with product and infrastructure, and provide technical mentorship to raise engineering standards.

The Staff Frontend Software Engineer will engage in coding, lead projects, mentor junior engineers, collaborate with teams, and innovate solutions.

Contributes to the full software development lifecycle, including designing, coding, testing, deploying, maintaining, and troubleshooting secure and scalable systems. Develops automated tests, participates in code reviews and agile ceremonies, resolves defects, supports production reliability, documents technical work, and collaborates with product, design, and business stakeholders. The role also emphasizes continuous learning, effective communication, and adherence to engineering, security, compliance, and change-management standards.

Develop and maintain enterprise-grade C# and .NET applications, RESTful APIs, event-driven microservices, and distributed systems on AWS. Design PostgreSQL schemas, optimize queries, and support high-volume workloads across the full software development lifecycle. Collaborate with product owners and architects while meeting compliance, security, resiliency, and service-level requirements. Use and evaluate AI-assisted development tools responsibly for coding, testing, refactoring, documentation, and automation.

Build and maintain platform products, internal tools, and shared services across the stack. Develop frontends, backend services, APIs, CI/CD pipelines, observability, testing, and integrations. Collaborate on secure, scalable designs, support incidents, contribute documentation, and improve developer experience and platform consistency.