Optimizely Developer

Bilue is a digital consultancy that designs and builds smart, user-friendly technology for some of Australia’s most well-known businesses. From mobile apps to beautifully designed web platforms and digital experiences, we create solutions that drive impact and deliver exceptional customer outcomes.

Our culture is people-first and purpose-driven. We’re a down-to-earth, values-led team with offices in Sydney and Melbourne, and a growing presence in Manila. We genuinely enjoy working together, whether we’re solving tough tech problems, brainstorming creative solutions, or grabbing a coffee between meetings. Curiosity is encouraged. Collaboration is second nature.

We value excellence, not ego, and back each other to do great work without micromanagement. With low politics and high trust, it’s a place where delivery people, designers, and engineers genuinely connect, and where everyone has a voice, space to grow, and a little fun along the way.

About the Role
As a Senior Optimizely Developer at Bilue, you’ll play a key role in delivering exceptional digital solutions for our clients, leveraging your deep expertise in Optimizely and strong .NET capabilities. You’ll collaborate closely with architects, designers, and project leads to craft high-quality, scalable web experiences that are robust, user-focused, and aligned with our clients' strategic goals, all within the full Optimizely Digital Experience Platform (DXP).

Responsibilities

• Develop & Implement: Build, customise, and maintain Optimizely CMS/DXP solutions
• Integrate Systems: Connect Optimizely with third-party services and APIs, ensuring seamless performance
• Optimise & Experiment: Implement personalisation, A/B testing, and experimentation features to drive measurable results
• Collaborate: Work with designers, project managers, and stakeholders to translate business requirements into technical deliverables
• Review & Mentor: Conduct code reviews, uphold best practices, and mentor junior developers to raise the technical bar
• Maintain & Improve: Perform technical assessments, troubleshoot performance issues, and recommend platform improvements

About You 

• 5+ years of professional development experience as a Senior Developer or Technical lead, including at least 3 years delivering solutions on Optimizely CMS/DXP
• Strong experience with .NET (C#) in both web and desktop contexts; familiarity with MVC and .NET Core a plus
• Knowledge of cloud hosting and deployment (Azure or AWS)
• Solid experience building cloud-native, serverless back-end services using AWS Lambda, Fargate, SQS, DynamoDB, EventBridge, API Gateways, and Kinesis
• Experience with ASP.NET MVC/Core for web development
• Experience with databases such as MongoDB and Microsoft SQL
• Experience with Python
• Working knowledge of CI/CD pipelines (e.g. GitLab, Ansible, Jenkins)
• Familiarity with modern frontend frameworks such as Next.js and React is a plus
• Optimizely certifications are advantageous but not essential
   

Life at Bilue

People-first focus: We’re committed to delivering exceptional outcomes for our clients, but we know it starts with our people. You’ll join a values-led team that’s collaborative, curious, and genuinely cares about doing great work, together.

Connection that counts: From monthly anchor days and team lunches to our annual offsite, we create intentional moments to connect, collaborate, and celebrate. These aren’t just fun perks — they’re part of how we work and grow together.

Flexibility that works: We offer hybrid working, with 1–2 days per week in the office. It’s a balance that gives you the space to do your best work, while still creating time to connect and build strong relationships in person.

Strong internal communities: We actively foster internal communities across tech, design, delivery, and beyond, giving you plenty of chances to connect, share knowledge, and learn from your peers.

Opportunities to grow: We invest in your development with unlimited access to Go1’s learning library and support from our internal performance coach. Whether you want to deepen your technical skills or grow your leadership potential, we’ll back you.

Flat structure, real impact: At Bilue, everyone’s voice matters. Our leadership team is hands-on and approachable, and we operate without unnecessary layers. We keep things open and transparent, and your ideas will be heard, no matter your title.

Bilue = Big + Blue Ocean. Are you ready to set sail? Apply now!

NB. This is a full-time position based in Sydney. To be considered, candidates must have unrestricted working rights in Australia.

We believe that having balanced and diverse teams is fundamental to our success. We welcome applicants of all backgrounds and experiences and are committed to fostering an inclusive environment where everyone feels respected and valued. We do not discriminate based on race, religion, national origin, gender identity or expression, age, sexual orientation, marital status, neurodiversity or disability status.