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Business Details
20 Years
experience
Custom Software Development Services in Sydney
Established in 2006, Sentia Australia has built a reputation as a trusted full-stack software development consultancy dedicated to delivering innovative web and mobile solutions. Our expertise spans custom application development, UI/UX design, and strategic technology consulting, serving clients from startups to international enterprises. With a team of skilled developers based in Sydney, Australia, we prioritise transparency, collaboration, and the use of cutting-edge technologies to create scalable, user-centric software. Our family-first culture fosters a balanced work environment, ensuring our team remains motivated and focused on delivering practical solutions without unnecessary complexity. Over 19 years, weve achieved over 5 million mobile app downloads and 15 million web app users, reflecting our commitment to quality and client satisfaction.

We specialise in Ruby on Rails, iOS, and Android development, while remaining flexible to adopt other tools when best suited to project needs. Our proven processes, combined with a passion for problem-solving, enable us to transform concepts into robust digital products that drive business growth. Clients benefit from our end-to-end approach, covering everything from initial strategy to deployment and ongoing support. By maintaining open communication and adhering to strict timelines, we ensure projects remain on track and within budget. Recognised for our technical excellence and client-centric ethos, Sentia Australia continues to empower businesses through tailored software solutions that adapt to evolving market demands.
Services
Custom Web Application Development Mobile App Development UI Design Services UX Design Services API Integration Database Design Backend Web Development Code Review eCommerce Development React Native Development
Details
  • Year established: 2006
Highlights and features
  • We offer 19+ years of experience in custom software development.
  • Our team uses proven processes refined over nearly two decades.
  • We prioritise transparency, sharing every project step with clients.
  • We specialise in Ruby on Rails, iOS, and Android development.
  • Our 100% Australian-based team ensures local expertise and support.
Services
Custom Web Application Development
We design and build tailored web applications that enhance productivity and customer engagement. Our solutions integrate seamlessly with existing systems, ensuring scalability and long-term relevance. Clients benefit from our expertise in Ruby on Rails and modern frameworks to deliver robust, future-proof platforms.
Mobile App Development
Our native iOS and Android apps combine intuitive design with powerful functionality to boost brand visibility. We focus on user-centric experiences that drive engagement, supported by agile development practices to ensure timely delivery and ongoing technical support.
UI Design Services
Our UI designers create visually compelling interfaces that align with brand identity and user expectations. By prioritising usability and aesthetic consistency, we ensure applications attract and retain users across web and mobile platforms.
UX Design Services
We craft intuitive user journeys that simplify complex interactions, improving satisfaction and retention. Our research-driven approach ensures solutions address real user needs while aligning with business objectives and technical constraints.
API Integration
We enable seamless data exchange between platforms through custom API development and third-party integrations. This enhances system efficiency and unlocks new capabilities, supporting scalable digital ecosystems tailored to client requirements.
Questions
What industries do you work with?
We collaborate with startups, government agencies, and enterprises across finance, legal, music, and professional services sectors.
Do you work with international clients?
Yes, while based in Sydney, we deliver software solutions to clients globally, supporting diverse business needs and markets.
What technologies do you specialise in?
Our core expertise includes Ruby on Rails, iOS, and Android development, alongside technologies like React Native and AWS.
How do you ensure project transparency?
We maintain open communication throughout development, providing regular updates and involving clients in key decision-making processes.
What is your development methodology?
We use agile practices combined with test-driven development to ensure flexibility, quality, and timely delivery of software solutions.