Back End Developer

Solution Designer (Backend)

• Initial 6-month contract (strong likelihood of extension)
• Sydney | Hybrid working
• Start: ASAP

About our client:

Our client is a leading professional services and consulting organisation, delivering strategy, technology, systems integration and operations for clients across Government, Financial Services, Utilities and more.

About the role:

We have an opportunity for a Solution Designer with strong backend engineering experience to support a major delivery program with one of Australia’s Big 4 banks. You’ll translate requirements into detailed component-level designs and provide hands-on technical leadership to help teams build secure, scalable solutions.

Key Responsibilities:

• Produce and own low-level design (LLD) / detailed technical design (DTD) at component level (APIs, UI components, databases and messaging integrations).
• Translate business and high-level requirements into clear, implementable designs.
• Design and integrate solutions across UI, backend services, SQL Server databases and Kafka-based messaging.
• Provide hands-on technical leadership, guiding engineers through design decisions and implementation.
• Participate in design and code reviews to ensure adherence to architecture, coding standards and performance requirements.
• Partner with project managers and stakeholders on technical estimation, planning and delivery.
• Ensure designs and delivered outcomes align with security, risk and compliance standards.

Key Requirements

• Hands-on development experience in at least one backend language: Java or .NET (mandatory).
• Strong SQL Server experience, including data modelling, stored procedures, complex queries and performance tuning.
• Ability to work across the technology stack (e.g., ReactJS, AngularJS, Java, .NET, Node.js, relational databases and Kafka topics/listeners).
• Strong understanding of microservices, RESTful API design and event-driven architecture.
• Confident communicator who can explain designs, decisions and trade-offs to technical and non-technical stakeholders.
• Strong learning mindset and commitment to modern engineering practices and continuous improvement.

What's on offer?

This is an initial 6-month contract with a strong likelihood of extension on a long-term program. The role is based in Sydney with a hybrid working arrangement.

How to Apply:

Please upload your resume to apply. Suitable candidates will be contacted with next steps, which may include responding to selection criteria.

Call Katrina Gabriel on 0489 923 756 or email [email protected] for any further information.

Candidates must be willing to undergo pre-employment screening checks, which may include verification of ID and work rights, security clearance and other client-requested checks.