Looking for an experienced API Developer Your new role
We are seeking an experienced API Developer to join an established agile delivery team modernising a 20-year-old Work Management System (WMS). This newly created role supports the rebuild and exposure of complex legacy data via modern .NET APIs on Azure, replacing highly coupled, stored-procedure-driven workflows.You will work across system modernisation, data migration, and API enablement, collaborating with a distributed national team (Melbourne, Sydney, Perth, Adelaide).
Key Responsibilities

- Design, build and maintain RESTful APIs using .NET Core (C#)
- Modernise legacy WMS integrations by exposing data and business logic through APIs
- Work with Entity Framework Core for data access and migration strategies
- Develop, optimise and refactor SQL Server/T-SQL/stored procedures
- Support data migration from legacy systems to modern Azure-based services
- Contribute to system performance, scalability, and resilience improvements
- Participate in agile ceremonies (sprint planning, stand-ups, retrospectives)
- Collaborate with BAs, testers, solution architects, and product owners
- Document APIs and technical decisions to support maintainability

What you'll need to succeed





- Strong commercial experience with .NET Core / C# (.NET 5/6; .NET 8/10 exposure highly regarded)
- Hands-on experience building APIs on Microsoft Azure (App Services, Functions, Azure SQL, etc.)
- Solid Entity Framework Core experience
- Advanced SQL Server / T-SQL, including stored procedure development and performance tuning
- Proven experience integrating with or modernising legacy systems (10-20+ years old)
- Experience with data migration or progressive system modernisation

Ways of Working
- Comfortable working in agile, distributed teams
- Clear communicator with both technical and non-technical stakeholders
- Able to ramp up quickly in complex environments
- Pragmatic problem-solver with a growth mindset

Qualifications & Eligibility
- Bachelor's degree in Computer Science, IT, or a related discipline (or equivalent experience)
- Australian citizenship with ability to obtain Baseline security clearance

What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a current position, please contact us for a confidential discussion about your career.
#2995534

📌 API Developer (Melbourne)
🏢 Leading
📍 Melbourne