About us Trideca is a strategy, data and digital partner for technology transformation across Australia. We have worked with some of Australia's leading enterprise companies (including NAB, Suncorp, Optus, Medibank, AGL and many more), to help transform and empower their businesses. Working for Trideca, you will be challenged to think outside the box and do things you have not done before. We tackle unique challenges and work on innovative projects for our enterprise clients across various sectors. As part of the Trideca team, you will be able to embrace opportunities for growth with emerging technologies, in a fast-paced, collaborative, and rapidly growing environment across Melbourne, Sydney and Brisbane. At Trideca, we cut through red tape to get things done efficiently. Join us for a dynamic career where you can make a real impact. You can learn more about us here: https://www.trideca.com.au/ About the role We're looking for a Senior .NET Engineer to support the uplift of legacy platforms and drive the development of modern, scalable web applications using the latest .NET technologies. In this role, you'll support the full project lifecycle from discovery to deployment while collaborating with cross-functional teams and managing complex system integrations. You'll work as a .NET specialist, championing best practices, mentoring junior developers, and influencing technical direction. If you're passionate about modernizing legacy systems and making a real impact in a large enterprise environment, we'd love to hear from you. Key Responsibilities: Support and manager the design, development, and deployment of web applications using the latest .NET technologies Work on uplifting and refactoring legacy applications built on Classic ASP and ASP.NET Manage full project lifecycle from discovery through to delivery and deployment Collaborate with cross-functional teams to integrate with internal and external systems Write clean, maintainable, and scalable code with a focus on performance and reliability Participate in code reviews, technical planning, and architectural decisions Provide technical guidance and mentorship to junior developers Work as a .Net specialist whilst championing best practice throughout the team Required Qualifications: 5 years of hands-on experience in building web applications with recent .NET technologies (e.g., .NET Core, .NET 6) Strong understanding of SQL Server including scripting, optimisation, and administration Proven experience delivering end-to-end software projects, including system integration Solid understanding of software engineering principles, best practices, and SDLC Experience with Classic ASP and ASP.NET Web Forms / MVC Familiarity with GitHub, version control workflows, and CI/CD pipelines Knowledge of DevOps practices and deployment automation Experience working in large enterprise environments Why Join Us? Join Trideca: Where Innovation Meets Inclusivity At Trideca, we're not just building cutting-edge solutions, we're cultivating a workplace that champions diversity, inclusivity, and continuous growth. We believe in creating an environment where every team member feels supported, valued, and empowered to not only operate at their best, but to exceed their own expectations on what they can achieve. Why Choose Trideca? Empowering Women in Technology : We are committed to closing the gender gap in technology. With our dedicated road map for women, you'll find tailored opportunities to advance your career, supported by mentorship, leadership programs, Women in Technology Chapter and inclusive policies like menstruation leave and flexible working options. Growth Through Learning: Your growth is our priority. At Trideca, you'll have access to a wide range of learning and development initiatives, from certifications and workshops to personal development programs, ensuring you are always at the forefront of technology and innovation. Work Your Way: Our flexible work policy supports you to balance your personal and professional life. Join a company that not only values innovation but also prioritizes the well-being and development of its people. At Trideca, we're redefining what it means to work in tech. Ready to make a difference? Apply now and be part of a team that celebrates your unique contributions. Trideca Values Clients Come First We obsess over our clients; they mean everything to us and are central to everything we do. We take the time to understand them, so we can deliver outstanding experiences and create moments of WOW. We Celebrate Our Differences We are stronger and more successful when we include and appreciate different backgrounds, ideas, and experiences. Diversity helps us be more creative, solve problems better, and achieve more. By valuing everyone's unique contributions, we create a cohesive workplace where everyone can thrive and grow. Achieve Greatness Together Business is a team sport, and we are here to win. We respect, value, and inspire each other to bring our best to raise the bar. We will high-five you when you've nailed it and have honest discussions when you don't. Own Your Space We own our space, relationships, and client outcomes. We are fully committed and accountable to ourselves and each other; we deliver what we commit to. We adopt a commercial outlook and expect everyone to think and make decisions like we are the CEO. Encourage Open Debate We encourage discussion and debate while relentlessly focusing on our overarching vision and purpose in line with our core values; the outcome each and every time is a total commitment to execute what has been decided Have Fun, Go Nuts No explanation is required, have fun, go nuts. We also believe that the unique contributions of everyone at Trideca is the driver of our success. To ensure that our products and culture continue to embrace everyone's perspectives and experiences, we never discriminate based on race, religion, national origin, gender identity or expression, sexual orientation, age, marital status, veteran status, or disability. We are passionate about creating a workplace that fosters active participation and provides an equal playing field, where merit and accomplishment are the sole criteria for success. We encourage candidates from all backgrounds to apply. We celebrate the diversity of our workforce and are dedicated to creating an environment where everyone feels welcome, valued, and included.