Senior Software Engineer

Plan Partners; City of Melbourne; Hybrid; AUD 120,000 - 160,000; Full time

Benefits offered by this job

Novated leasing benefits

12 weeks paid parental leave

Learning and development opportunities

Sonder digital wellbeing platform

Job summary

McMillan Shakespeare is modernising systems and redefining how financial services technology delivers value at scale. We are seeking a Senior Software Engineer who thrives on ownership, architectural influence, and lifting engineering standards.

You will design solutions, write high-quality production code, troubleshoot complex issues, and work across the full software development lifecycle. If you’re passionate about modern architecture and AI-driven solutions, this is a high-impact opportunity.

Qualifications

• Strong commercial experience developing and maintaining enterprise applications using C# with .NET / .NET Core.
• 5+ years of hands-on experience writing SQL, including complex queries, stored procedures, joins, data manipulation and SQL performance optimisation.
• Strong hands-on experience designing, developing and deploying applications using Azure App Services, Azure Functions, Azure Logic Apps, Azure Service Bus, Azure Key Vault and Azure API Management.
• This is specifically an Azure-focused requirement; AWS Functions/serverless experience alone is not sufficient.
• Practical experience working with Generative AI and Large Language Models (LLMs), ideally including integrating AI/LLM capabilities into software applications and using AI to generate or assist with code in a production environment.
• Experience with Agentic AI, AI agents and intelligent automation, including using AI to automate business processes, workflows, development tasks or other operational activities. Production experience is highly desirable.

Responsibilities

• Drive technical quality, scalability and security across applications and integrations.
• Lead and uplift engineering standards through mentoring and code reviews.
• Partner with Product, Architecture and Business stakeholders to shape solutions.
• Champion modern engineering practices including CI/CD, observability and automation.
• Contribute to event-driven, cloud-native systems.
• Support production environments and lead incidents.

Skills

C# / .NET

SQL

Azure cloud

Generative AI

LLMs

AI agents

CI/CD

Observability

Event-driven

Architecture

Mentoring

Tools

Azure App Services

Azure Functions

Azure Logic Apps

Azure Service Bus

Azure Key Vault

Azure API Management

Job description

Making a difference isn’t just our purpose, it’s what motivates our people every day. For us, work is not about ticking a box. It’s about knowing that it matters. We make a meaningful difference every day by making it easier for our customers to focus on what matters in their lives.At McMillan Shakespeare, we’re modernising systems and redefining how financial services technology delivers value at scale.We’re looking for a Senior Software Engineer who thrives on ownership, architectural influence, and lifting engineering standards. This is for someone already operating at a senior level who wants to shape the future of our platforms, not just maintain them.You’ll have proven experience designing solutions, writing high-quality production code, troubleshooting complex technical issues and working across the full software development lifecycle. If you’re passionate about modern architecture, AI-driven solutions and improving BAU systems, this is a high-impact opportunity to make your mark.Here’s how you will make a difference in this role…Drive technical quality, scalability and security across applications and integrationsLead and uplift engineering standards through mentoring and code reviewsPartner with Product, Architecture and Business stakeholders to shape solutionsChampion modern engineering practices including CI/CD, observability and automationContribute to event-driven, cloud-native systemsSupport production environments and lead incidentsWe are deliberately targeting experienced engineers. Please only apply if you meet the majority of the below.At MMS clear expectations help our people Be the Difference. Your will bring:Strong commercial experience developing and maintaining enterprise applications using C# with .NET / .NET Core.5+ years of hands-on experience writing SQL, including complex queries, stored procedures, joins, data manipulation and SQL performance optimisation.Strong hands-on experience designing, developing and deploying applications using Azure App Services, Azure Functions, Azure Logic Apps, Azure Service Bus,Azure Key Vault and Azure API Management. This is specifically an Azure-focused requirement; AWS Functions/serverless experience alone is not sufficient.Practical experience working with Generative AI and Large Language Models (LLMs), ideally including integrating AI/LLM capabilities into software applications and using AI to generate or assist with code in a production environment.Experience with Agentic AI, AI agents and intelligent automation, including using AI to automate business processes, workflows, development tasks or other operational activities. Production experience is highly desirable.Engineering MindsetYou take ownership and drive outcomesYou think beyond code—architecture, scalability and business impactYou actively mentor others and raise the barYou’re comfortable engaging non-technical stakeholdersWhat Sets You ApartYou’ve improved or modernised legacy/BAU systems, not just built new onesYou bring a continuous improvement mindset and challenge the status quoYou understand how to balance speed, quality and risk in financial servicesWhat we can offer you:· Strong culture and the support of a values-based recognition program· Novated leasing benefits and discounts· 12 weeks paid parental leave· Comprehensive learning and development opportunities to support your career growth· Sonder digital wellbeing platform , providing personalised support 24/7, plus annual flu vaccinations· Default Income Protection Insurance reimbursed for members of the MMS Default Super Fund· Exempt Employee Share Plan· Volunteer leave & Career break· MMS Rewards programEmbracing our value of Everyone Matters we hold a collective commitment to foster an environment where all differences are valued and respected.· We encourage individuals from all backgrounds including Aboriginal and Torres Strait Islander peoples, those caring for someone or living with a disability, LGBTQIA+ and culturally diverse applicants to apply.· We value the skills and attributes veterans can bring to our organisation.· We embrace hybrid working and welcome conversations about flexibility.Please note all successful candidates will undergo background checks (including criminal history and ASIC checks) and an NDIS Workers Screening Check if appropriate. All information provided will be treated confidentially.We acknowledge Aboriginal and Torres Strait Islander people as the Traditional Custodians of the lands where we live, learn and work.If you identify as a person living with disability and require adjustments to our recruitment process, please contact us at [e-mail]