Top .NET Development Companies in Sydney

Discover top .net development companies in Sydney. Compare reviewed agencies, portfolios, pricing, and services to hire the best .NET Developers for your project.
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5.0 out of 5, based on 78 real reviews.
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Explore Reviewed .NET Development Companies in Sydney — Find Skilled .NET Developers for Your Project

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Seasia Infotech
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Claimed by Official Representatives

51

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

51

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 20% Software Development

  • 20% Mobile App Development

  • 15% AI Development

  • 10% Web Design

  • 8% Web Development

  • 5% Ecommerce Development

  • 5% Blockchain Development

  • 5% Internet of Things

  • 5% Business Services

  • 5% Cloud Computing Services

  • 2% IT Services

Enterprise AI Solutions

Seasia Infotech, a CMMI Level 5 certified software development company, has been delivering innovative solutions for over two decades with the Seasia Agile Model (SAM). Our proprietary SAM, combined with our commitment to leveraging cutting-edge tools and technologies, sets us apart in the market, ensuring we deliver unparalleled value and quality in our software solutions. Here are more reasons to choose Seasia Infotech as your trusted software development partner: Future-Ready Solutions: Our forward-thinking strategies equip your business for future challenges. Data Security Priority: We prioritize rigorous data protection measures to safeguard your sensitive information. Global Talent Pool: Our diverse team of experts from around the world brings a wealth of perspectives and skills. Continuous Learning Culture: We are committed to ongoing education and skill enhancement, ensuring our team remains at the forefront of technology trends, delivering the best to you. Sustainable Practices: We emphasize eco-friendly and sustainable software development methodologies. Beyond software development, our services include: Custom Software Development Mobile App Development (iOS, Android, Cross-Platform) AI & Machine Learning Solutions Web Development (Frontend & Backend) Enterprise Solutions (ERP, CRM, CMS) Cloud Computing & DevOps Blockchain Solutions E-commerce Development IoT Development AR/VR Solutions Cybersecurity & Enterprise Security Data Analytics & Big Data UI/UX Design Quality Engineering & AI-Powered Testing Low-Code/No-Code Development Agentic AI Digital Transformation & Smart Automation Generative AI (Chatbots, Image & Text Generation) DataOps & Governance BPM Automation Document Intelligence With a proven track record working with industry leaders like Harley Davidson, Mahindra, Adani, Flipkart, BD, Assurant, Dr. First, Sumeru, and Massachusetts Medical Society, we consistently deliver solutions that exceed industry standards.

See all 27+ Portfolios
Inside Service Listing

$25-$49/hr

Hourly Rate
Inside Service Listing

$5,000+

Min. Budget Size
Inside Service Listing

500 - 999

Team size
Inside Service Listing

Sydney, Australia

Location
Verified Client Review

Verified Client Review

E-Commerce Engine for Web Dev Firm

Reviewed by: William Akuoko, CEO at ADEHYEE INFOTECH LTD View all 3 ReviewsView all Reviews
Designpluz
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Claimed by Official Representatives

43

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

43

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 25% Software Development

  • 20% Web Development

  • 20% Web Design

  • 15% Ecommerce Development

  • 15% Mobile App Development

  • 5% AI Development

Design is our passion, Technology is our medium

Designpluz is a highly experienced custom web design and software development agency in Sydney, Australia, dedicated to creating premium and tailored solutions to meet the unique needs of businesses. Our expertise extends beyond web design; we also specialise in developing mobile apps, enterprise software solutions, SaaS platform development, and e-commerce websites, ensuring a comprehensive digital presence for our clients. At Designpluz, we understand that each business has its own set of goals and challenges. That’s why we focus on delivering bespoke digital solutions that not only look impressive but also perform exceptionally well. Our team of skilled designers and developers work closely with clients to understand their vision and translate it into a seamless digital experience. Whether you need a visually striking website, a robust mobile application, a complex software solution, or a high-performing e-commerce platform, we have the expertise to deliver.

See all 6+ Portfolios
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

40 - 50

Team size
Inside Service Listing

Sydney, Australia

Location
Microknot
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Claimed by Official Representatives

43

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

43

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 50% Software Development

  • 50% Mobile App Development

Unleashing Potential Through Custom Software

Microknot, Founded in 2021, we aim to empower businesses with cutting-edge software solutions tailored to their unique needs. As Microsoft-certified software developers in Sydney, we utilise a modern technology stack to create robust and scalable software solutions. At Microknot, we are driven by goals of business automation, productivity, and efficiency, achieving these objectives through a microservices architecture and cloud-native development. Specialising in web development, mobile app development, eCommerce development, web application development, and enterprise software, we deliver innovative and efficient solutions to help your business thrive in the digital age.

See all 3+ Portfolios
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$500 - $1,000

Min. Budget Size
Inside Service Listing

15 - 50

Team size
Inside Service Listing

Sydney, Australia

Location
ifourtechnolab Pvt Ltd
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agency_climbed
Claimed by Official Representatives

35

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

35

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 10% Software Development

  • 20% Mobile App Development

  • 20% Web Development

  • 20% Blockchain Development

  • 20% Internet of Things

  • 10% Ecommerce Development

Shaping Success through Innovation & Technology Since 2013

Founded in 2013, iFour Technolab is a custom software development company and a proud Microsoft Certified Solutions partner, specializing in providing full-scope software development services to clients across the globe. Thanks to our extensive industry experience spanning a decade, we are equipped with the know-how to fulfill the needs and requirements of our diverse clientele, including prominent Fortune 500 organizations, SMEs, and large-scale enterprises. iFour Technolab’s team of knowledgeable developers has the understanding and skills required to comprehend your business goals and assist you in achieving them with efficiency. Being a leading software development company, we are well-versed in the principal technological stacks and frameworks, such as Angular, .NET, and Java. By blending our long-standing expertise and industry background, we create more than just software solutions; we construct experiences tailored to fulfill your organizational specifications. We stay current with the latest trends and emerging patterns to develop top-notch solutions aligned with your business requirements. If you need a reliable software development partner, choose iFour Technolab. We're here to exceed your expectations and boost your business.

View ifourtechnolab Pvt Ltd Profile
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$0 - $100,000

Min. Budget Size
Inside Service Listing

500 - 999

Team size
Inside Service Listing

Sydney, Australia

Location
Verified Client Review

Verified Client Review

Custom Software Development for Security Services Provider

Reviewed by: Kuldeep Sharma, Director at UR Protection Security Servcies View all 3 ReviewsView all Reviews
Creuto
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agency_climbed
Claimed by Official Representatives

30

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

30

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 40% Software Development

  • 30% Mobile App Development

  • 20% Web Development

  • 10% Web Design

Your Software Project: Designed to Impress, Built to Scale.

Creuto is a global product engineering company, empowering businesses with cutting-edge digital solutions that drive innovation, scalability, and success. With a commitment to excellence, we specialize in custom software development, mobile app solutions, and world-class UI/UX design, ensuring our clients stay ahead in an ever-evolving digital landscape. Backed by a team of top-tier engineers and strategists, we deliver secure, high-performance, and intuitive solutions that enhance user engagement and accelerate business growth. Whether you’re a startup shaping your next big idea or an enterprise optimizing large-scale operations, Creuto provides tailored, future-ready solutions that create real impact. With a global presence and a proven track record across industries, we don’t just build software—we engineer success. Let’s transform ideas into powerful digital products that redefine industries.

View Creuto Profile
Inside Service Listing

$25-$49/hr

Hourly Rate
Inside Service Listing

$1,000 - $5,000

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

Sydney, Australia

Location
NexusByte Technology
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agency_climbed
Claimed by Official Representatives

27

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

27

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
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Expertise Distribution (%)
  • 10% Software Development

  • 30% Web Development

  • 10% Ecommerce Development

  • 10% Mobile App Development

  • 10% Web Design

  • 10% Product Engineering services

  • 10% Cloud Computing Services

  • 5% IT Services

  • 5% CMS

Your Partner for Web, App & Cloud Solutions

NexusByte is a Sydney-based digital and IT solutions agency specialising in web design and development, mobile app development, ecommerce solutions, cloud consulting, and cybersecurity services. We help startups, small to mid-sized businesses, and growing organisations build secure, scalable, and high-performing digital products. Our team delivers custom websites, web applications, and software solutions backed by reliable IT support, cloud infrastructure, and security best practices. With a practical, results-driven approach and transparent communication, NexusByte partners with businesses to streamline operations, enhance digital performance, and support long-term growth.

View NexusByte Technology Profile
Inside Service Listing

N/A

Hourly Rate
Inside Service Listing

$1,000 - $5,000

Min. Budget Size
Inside Service Listing

11 - 50

Team size
Inside Service Listing

Sydney, Australia

Location

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
info
Expertise Distribution (%)
  • 20% Software Development

  • 20% Mobile App Development

  • 20% Web Development

  • 20% IT Services

  • 20% AI Development

Your Growth-Oriented Technology Satellite

DOIT Software: Empowering Business Growth with Custom Software & .NET Development DOIT Software is a trusted partner for businesses seeking innovative custom software solutions and expert .NET development to solve complex challenges and drive measurable results. Our Services Include: • IT Staff Augmentation: Access highly skilled engineers with proven expertise, proactive problem-solving, and a commitment to accelerating your projects. • Custom Software & Mobile App Development: From ideation to deployment, we deliver tailored solutions designed to enhance efficiency, scalability, and business impact. Partner with DOIT Software to transform your ideas into actionable, high-performing solutions that propel your business forward and maximize ROI.

View DOIT Software Profile
Inside Service Listing

$25-$49/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

Sydney, Australia

Location

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 20% Software Development

  • 20% Web Development

  • 20% Web Design

  • 20% Digital Marketing

  • 20% CMS

Construct and motivate extraordinary experiences

Sitback is a Sydney-based Human-Centred Design and Development Agency focused on creating data-driven digital experiences that deliver measurable results. Leveraging behavioural science, user experience design, and expert web development, we help organizations engage effectively with their audiences while providing 24/7 website support and ongoing optimisation for continuous improvement. Our expertise spans complex, large-scale digital projects across platforms including Drupal, Sitecore, Umbraco, and WordPress, serving leading Australian organizations in government, financial services, education, healthcare, and not-for-profit sectors. By combining analytics, innovative design, and robust development practices, we ensure every project aligns with client goals and maximizes user engagement. At Sitback, our mission is to design, develop, and inspire exceptional digital experiences—enhancing client satisfaction, empowering end-users, and fostering a culture of creativity and collaboration within our team. Partner with us to transform your digital presence into a strategic advantage that drives growth and meaningful customer connections.

View Sitback Solutions Profile
Inside Service Listing

$200-$300/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

Sydney, Australia

Location

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Software Development

  • 20% Mobile App Development

  • 20% Web Development

  • 10% Web Design

  • 10% IT Services

  • 10% AI Development

  • 10% Cloud Computing Services

IT consulting done correctly!

Diatom Enterprises is a leading custom software development company based in Latvia, originally founded in Canada. With over 18 years of experience, we specialize in delivering high-quality, scalable software solutions for businesses across industries worldwide. Our expertise spans .NET, Blazor, JavaScript, React, Angular, Node.js, and Ruby on Rails, empowering us to build dynamic web, mobile, and desktop applications tailored to client needs. At Diatom Enterprises, we blend innovation, technical excellence, and affordability to help businesses accelerate digital transformation. Trusted globally, we believe in long-term partnerships—many of our clients have grown into friends through years of successful collaboration and shared success.

View Diatom Enterprises Profile
Inside Service Listing

$25-$49/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

Sydney, Australia

Location

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Software Development

  • 20% Ecommerce Development

  • 20% Mobile App Development

  • 10% Web Development

  • 10% Web Design

  • 10% Digital Marketing

  • 10% CMS

When you consider IT, we digitize

Intuition SofTech is a leading software design and development company delivering innovative digital solutions since 2016. We specialize in custom mobile app development, web applications, VR/AR solutions, full-stack development, and UI/UX design, helping businesses and startups turn ideas into powerful, market-ready products. Our expert team follows a full-cycle software development process—from in-depth analysis and design to development, testing, and ongoing maintenance—to ensure exceptional performance and reliability. With deep technical expertise and a passion for innovation, we help organizations gain a competitive edge through cutting-edge technology. At Intuition SofTech, solving business challenges with smart, scalable software is our strength.

View Intuition SofTech Profile
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$25,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

Sydney, Australia

Location

17

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

17

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
info
Expertise Distribution (%)
  • 10% Software Development

  • 20% Mobile App Development

  • 10% Ecommerce Development

  • 10% Web Development

  • 10% Digital Transformation

  • 10% AI Development

  • 10% Business Services

  • 10% Cloud Computing Services

  • 10% CMS

We Bring It to Life.

XpertGo is a trusted business solutions and consulting agency dedicated to helping companies and professionals succeed. We provide innovative strategies, expert guidance, and tailored services to navigate challenges, optimize performance, and drive growth in today’s dynamic business environment, making us a reliable partner for long-term success.

View XpertGo Profile
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

Sydney, Australia

Location

17

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

17

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 10% Software Development

  • 10% Ecommerce Development

  • 10% Mobile App Development

  • 10% Web Development

  • 10% Web Design

  • 10% Internet of Things

  • 10% AI Development

  • 5% Digital Marketing

  • 5% IT Services

  • 5% Digital Transformation

  • 5% Product Engineering services

  • 5% Cloud Computing Services

  • 5% CMS

Setting the Standard for Staff Augmentation and IT Solutions

Cyber InfraStructure INC. (CIS), founded in 2003, is a global IT consulting and staff augmentation leader with offices in Central India, the USA, and the UK. We specialize in delivering top-tier technology solutions, helping businesses scale their teams and optimize operations efficiently. With experience serving over 2,100 clients across 100+ countries, we support industries including education, finance, travel, retail, manufacturing, gaming, and healthcare. CIS is recognized for excellence, holding CMMI Level 3, ISO 9001:2018 certifications, and partnerships such as Microsoft Gold Partner, Magento Silver Solution Partner, and memberships with Drupal and Joomla. Our focus is delivering innovative, reliable IT solutions that drive measurable business results.

View CIS Profile
Inside Service Listing

< $25/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

250 - 999

Team size
Inside Service Listing

Sydney, Australia

Location
Magneto IT Solutions
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0

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 10% Software Development

  • 25% Ecommerce Development

  • 20% Digital Marketing

  • 10% Mobile App Development

  • 10% Web Development

  • 10% Web Design

  • 5% IT Services

  • 5% Digital Transformation

  • 5% CMS

Empowering Digital Commerce Transformation

We are Magneto. A team of digital commerce experts working with manufacturers, wholesalers and retailers globally, turning ideas into unique customer & content-centric experiences, using a platform-agnostic approach. Since 2010, we have been architecting digital commerce solutions for our clients providing innovative solutions, managing delivery and accelerating the speed at which leading B2B, B2C, D2C and marketplace brands can scale with flexibility their online offerings. We empower enterprises with industry-leading composable commerce solutions through a range of partners which offer PIM, DAM, OMS, MDM, DEM, CRM, CX, omnichannel sales, and marketing business needs. We push ourselves. We push technology. And we push the boundaries of conventional commerce.

See all 7+ Portfolios
Inside Service Listing

$25-$49/hr

Hourly Rate
Inside Service Listing

$25,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

Sydney, Australia

Location
Verified Client Review

Verified Client Review

CRM & Web Development for Promotional Products Company

Reviewed by: Meizi Yu, Production & Logistics at Product Media Group View all 72 ReviewsView all Reviews

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