Top Smart Contract Development Companies in New South Wales
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed Smart Contract Development Companies in New South Wales — Find Skilled Smart Contract Developers for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
21 Companies
Filter by
-
Australia
-
New South Wales
49
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Top 10 Blockchain & Software Company in Vietnam
In the last 12 years, we've enhanced our services and expanded to 2 branches in Japan and Vietnam. Our dynamic team of 300+ employees is committed to delivering efficient solutions in custom software development. We specialize in Web, App, and Mobile development, UI/UX design, QA & Testing, and innovative technologies like Blockchain & IoT. As a growing company, we aim to not just meet but exceed expectations. With a decade of experience, we've served 800+ clients globally. Thanks to their support, Newwave Solutions has ventured beyond Vietnam, aspiring to be a top custom software development company.
See all 11+ Portfolios< $25/hr
$2,000+
200 - 500
Sydney, Australia
Verified Client Review
Developing website and management software for a domestic educational organization
Reviewed by: Joie Oriana, Newwave Solutions JSC View all 6 Reviews36
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
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$50-$99/hr
$0 - $100,000
500 - 999
Sydney, Australia
Verified Client Review
Custom Software Development for Security Services Provider
Reviewed by: Kuldeep Sharma, Director at UR Protection Security Servcies View all 3 Reviews23
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Increasing the Potential
Acropolis Infotech is an award-winning software development company that empowers businesses to innovate and scale through cutting-edge digital solutions. With expertise in custom app development, enterprise software, web applications, mobile apps, eCommerce platforms, IoT, Blockchain, Artificial Intelligence (AI), and AR/VR technologies, we help transform ideas into powerful, results-driven products using an agile development methodology. Backed by years of experience, deep technical expertise, and a client-first approach, Acropolis delivers end-to-end web and business solutions tailored to your goals. From startups to Fortune 500 companies, our clients trust us for our commitment to quality, transparency, and innovation. Our multidisciplinary team includes UI/UX designers, full-stack developers, data engineers, and digital marketing strategists—working collaboratively to ensure your product not only performs flawlessly but also delivers measurable business impact. We take pride in solving complex challenges and delivering scalable, future-ready software solutions for diverse industries. Whether it’s digital transformation, brand growth, or process automation, Acropolis provides the strategy and technology to help you succeed. Headquartered in India and serving clients across the globe, we’re more than just a tech partner—we’re your innovation catalyst. Let’s build something extraordinary together. Visit www.acropolisinfotech.com to start your digital transformation today.
View Acropolis Infotech Profile$25-$49/hr
$10,000+
250 - 499
Sydney, Australia
Verified Client Review
Developing iOS and Android Apps for a Collaborative Workplace
Reviewed by: Nitin Khatri, Owner at Team CoWork View all 2 Reviews12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
MAKE BLOCKCHAIN A PRIORITY FOR YOU.
BlockchainDeveloper.com is a blockchain talent and development platform connecting businesses with experienced blockchain developers and engineering teams for custom blockchain projects. The platform supports companies seeking to build decentralized applications, smart contracts, and blockchain-based systems by matching them with vetted technical talent suited to their project requirements. Services typically span blockchain consulting, custom development, and staff augmentation for organizations that need to scale blockchain engineering capacity quickly. By focusing specifically on blockchain and distributed ledger technology expertise, the platform serves as a resource for startups and enterprises navigating Web3 development without maintaining a large in-house blockchain team. Businesses exploring blockchain adoption, token development, or decentralized infrastructure can use BlockchainDeveloper.com to find specialized technical expertise suited to their specific blockchain platform and use case, whether that involves Ethereum, other EVM-compatible chains, or alternative distributed ledger technologies.
View Blockchain Developer ProfileN/A
$1,000+
250 - 999
Sydney, Australia
9
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Data-centric security company
comforte AG is a data-centric security company with an Australian presence in North Ryde, New South Wales, specialising in blockchain technology, BI and big data consulting and systems integration, and compliance consulting. The agency helps organisations protect sensitive data while enabling analytics and business intelligence initiatives, combining blockchain-informed security thinking with practical data governance and compliance expertise. comforte AG's services are particularly relevant to enterprises operating in regulated industries that need to balance data accessibility with stringent security and compliance requirements. By integrating blockchain principles into its broader data protection approach, comforte AG offers a differentiated perspective on enterprise data security. Businesses seeking a partner experienced in combining big data consulting with robust compliance and blockchain-based security strategies will find comforte AG a relevant option in the Australian market.
View comforte AG ProfileN/A
$1,000+
50 - 249
North Ryde, Australia
5
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Global technology consultancy with a bias for engineering action
MINDEVOLVED is a Sydney-based global technology consultancy founded in 2019, specialising in blockchain development, artificial intelligence, cybersecurity, and cloud-native application solutions. The agency helps organisations, including decentralised autonomous organisations and traditional enterprises, harness emerging technologies to participate in the growing decentralised economy. MINDEVOLVED's engineering-driven approach spans custom software solutions, dApp development, and mobile application design, with a strong focus on delivering secure, user-friendly digital experiences. Positioned as a technology partner with a bias for engineering action, the company works closely with clients to plan and build future-ready systems. MINDEVOLVED's blend of blockchain expertise and cybersecurity capability makes it a suitable partner for businesses seeking to modernise operations, adopt Web3 technologies, or strengthen the security posture of their digital infrastructure.
View MINDEVOLVED ™ ProfileN/A
$1,000+
10 - 49
Barangaroo, Australia
4
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Chart. Allocate. Automate.
Werkflo is a North Sydney-based RegTech and workflow automation company providing governance, risk, and compliance (GRC) software to the financial services industry worldwide. With more than 25 years of combined financial services and technology experience, the Werkflo team built its flagship Kollate-it platform to let regulated businesses consolidate compliance activities, risk management, and audit processes into a single, integrated system rather than juggling scattered documents and disconnected software. The company’s FlowBiz suite adds cloud-based workflow charting, task allocation, and process automation, allowing users to map, automate, and document business or compliance procedures within one platform, while its Chatabox tool supports front-end sales, marketing, and client relationship management. Werkflo primarily serves regulated companies, trustees, asset managers, client distribution networks, and operational risk and compliance teams such as AFSL holders, helping them replace fragmented systems with a single source of truth and real-time reporting. By combining workflow automation, AI logic, and drag-and-drop integrations, Werkflo helps financial services firms reduce compliance overhead, cut costs, and improve operational efficiency. Regulated businesses seeking a purpose-built compliance and workflow automation platform choose Werkflo for its financial services expertise and adaptable governance framework.
View Werkflo ProfileN/A
$1,000+
2 - 9
Sydney, Australia
4
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Crypto Marketing Agency. Advertising services to expand your cryptocurrency business globally
Crypto-Upvotes is a Sydney-based crypto marketing agency offering full-service, affordable advertising and promotional solutions to help cryptocurrency businesses expand their reach globally. The agency specialises in advertising, digital marketing, social media marketing, email marketing, and blockchain-focused promotional campaigns tailored specifically to crypto and Web3 projects. Crypto-Upvotes helps clients extend their cryptocurrency business internationally, providing targeted marketing strategies designed to build visibility and drive engagement within crypto communities. With a focus on affordability and accessibility, the agency positions itself as a practical marketing partner for crypto projects of varying sizes and budgets, from early-stage token launches to more established platforms. Businesses seeking a specialised, cost-effective marketing partner experienced in promoting cryptocurrency projects across global audiences will find Crypto-Upvotes a relevant option in the crypto marketing space.
View Crypto-Upvotes ProfileN/A
$1,000+
10 - 49
Sydney, Australia
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Creating captivating digital experiences and visual content, both above and below the water’s surface
Migaloo Digital is a multi-disciplinary digital agency based in Byron Bay, New South Wales, blending web design and development with specialist photography and video production, including a distinctive underwater imagery offering. The agency builds custom, scalable websites from concept through code, focused on speed, precision, and seamless performance across devices, alongside immersive brand photography and cinematic video production both above and below the water surface. Its underwater photography and videography niche sets Migaloo Digital apart from typical web design studios, offering brands rare, visually striking content that captures marine environments and unique perspectives unavailable through conventional shoots. The agency combined design and visual content capabilities make it well suited for tourism, hospitality, lifestyle, and marine-adjacent brands seeking to stand out with distinctive imagery alongside a modern, high-performing web presence. By pairing technical web development skill with creative visual storytelling, Migaloo Digital helps clients build memorable digital experiences that go beyond standard agency offerings. Businesses looking for a boutique digital partner combining web development with specialized photography and video, particularly those wanting distinctive underwater or coastal content, turn to Migaloo Digital for its unique blend of technical and creative expertise.
View migaloodigital Profile$100-$149/hr
$5,000+
2 - 9
Byron Bay, Australia
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Ideas Turned To Outstanding Apps
At Relinns, we consistently welcome innovation and are enthusiastic about offering tech solutions. We have been in the business for more than three years, and our remarkable growth is evidence of the knowledge we have acquired over the years. Finding purpose in our work is a top priority for our team. We rely on three essential resources to help us along the way: state-of-the-art technology managed by our elite tech specialists, whom we proudly call "magicians"; a rigorously committed work ethic; and a polished, bow-tie professionalism.
View Relinns Technologies Profile$25-$49/hr
$1,000+
50 - 249
Ashfield, Australia
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We help build and defend market leaders
Spinfluence is an award-winning Australian digital marketing agency and HubSpot partner based in Mona Vale, New South Wales, specializing in inbound marketing, web design and development, and go-to-market strategy for growth-focused companies. With a decade of experience, the agency builds predictable marketing, sales, and service engines through what it calls The Spin Cycle, combining strategic storytelling with granular testing, measurement, and creative disruption. Core services include HubSpot onboarding and CMS development, conversion rate optimisation, eCommerce, enterprise CMS migration, UX/UI design, and broader software and product development, including blockchain and mobile application capabilities. Spinfluence works closely with culture-conscious leaders chasing market dominance, prioritizing measurable performance outcomes over generic marketing tactics. As a certified HubSpot partner, the agency helps clients maximize their investment in the platform while transforming customer experience and brand engagement through data-driven digital strategy. Growth-focused businesses seeking a strategic partner to build integrated marketing, sales, and HubSpot-powered customer engagement systems choose Spinfluence for its blend of creative and technical expertise.
View Spinfluence ProfileN/A
$1,000+
2 - 9
Mona Vale, Australia
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
To ignite innovation and drive progress through cutting-edge software solutions
RippleBytes is a Kathmandu, Nepal-based IT solutions company delivering custom software development, cloud architecture, UI/UX design, and digital marketing services to businesses across travel, finance, and e-commerce sectors. The company integrates emerging technologies including AI, machine learning, blockchain, and IoT to help clients innovate and differentiate in competitive markets. Its development team builds bespoke enterprise software with a focus on scalable, secure, and performance-centric architecture, applying continuous integration and continuous deployment (CI-CD) best practices alongside automated quality assurance and testing. RippleBytes also offers cloud migration and optimization services to help businesses future-proof their digital infrastructure, along with website development, CRM technology, and digital marketing strategies designed to increase leads and conversions. Clients across travel, finance, and e-commerce industries have credited RippleBytes with transforming their online presence through combined technical and marketing expertise. Businesses seeking a technology partner capable of blending custom software development with digital marketing and emerging technology integration choose RippleBytes for its full-spectrum IT capabilities.
View RippleBytes Profile$200-$300/hr
$1,000+
10 - 49
Sydney, Australia
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Website and Mobile App Development Company
AppWebStudios is a website and mobile app development company established in 2013, operating from Gurugram, India with a presence in Gordon, New South Wales, Australia. The agency specialises in mobile application development, web development, blockchain integration, e-commerce platforms, and enterprise app development, serving startups and established businesses across the US and Australia. AppWebStudios delivers strategic IT solutions using cutting-edge technology to streamline operations, enhance productivity, and support digital transformation for its clients. Its multidisciplinary team has completed projects for more than 60 companies, offering services spanning iOS and Android app development, responsive web design, and social media marketing. With a strong focus on sustainable, cost-effective solutions, AppWebStudios helps businesses navigate complex digital challenges from concept through to launch and ongoing support.
View AppWebStudios ProfileN/A
$1,000+
2 - 9
Gordon, Australia
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
AI-driven, end-to-end technology solutions
NSC Software is a Vietnam-based software development and technology consulting company that provides senior-level engineering talent to enterprises across Australia, the UK, Europe, and the US. The company sources engineers exclusively from the top tier of Vietnam’s IT workforce, with every team member holding a minimum of six years of professional experience and the majority operating at senior level. NSC Software delivers full-cycle software development, from product ideation and MVP through enterprise-scale platforms, alongside strategic technology advisory, cloud-native engineering, DevSecOps, data pipeline development, and emerging technology services spanning AI and blockchain. Its delivery model blends experienced engineering talent with AI-enhanced development workflows to help global companies build scalable, high-performing digital products faster and more cost-effectively than traditional Western development markets allow. Teams work in overlapping hours with Europe, Australia, and the US to ensure real-time collaboration. Businesses and startups seeking premium software engineering talent at competitive rates choose NSC Software for its senior-only staffing model, technical rigor, and long-term partnership approach.
View NSC Software ProfileN/A
$1,000+
50 - 249
Sydney, Australia
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovate, accelerate and grow
Snowmicro Pty Ltd is a Sydney-area software development company founded in 2009, offering product design, cloud consulting and systems integration, AI development, custom software development, and mobile and web application development. Based in Carlingford, New South Wales, Snowmicro has spent over a decade helping startups and enterprise clients across healthcare, e-commerce, and hospitality accelerate innovation through tailored technology solutions. The agency's services span application management and support, blockchain development, and digital transformation consulting, backed by a values-driven approach centred on excellence, innovation, trust, and collaboration. Snowmicro's experienced team supports clients from initial cloud strategy through to full-scale mobile and web app deployment, positioning the company as a dependable partner for organisations pursuing secure, superior, and responsible technology solutions across Australia.
View Snowmicro Pty Ltd Profile$50-$99/hr
$5,000+
10 - 49
Carlingford, Australia
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Leading QA, AI & Digital Engineering Company
Adactin Group is a Sydney-headquartered Australian technology services provider specializing in quality assurance, AI-powered digital engineering, and cloud transformation. Founded in 2011, the company has grown into a next-generation technology partner delivering software testing, test automation, application development, data analytics, cybersecurity, digital transformation, project management, and business analysis services to clients including Deloitte, BPAY, and government agencies such as NSW Planning and Environment. Adactin’s expertise spans Microsoft and AWS ecosystems, covering AI and generative AI cloud services, Power Platform, Microsoft Dynamics 365, cloud migration, and application modernization. The company also operates QTechEd, a dedicated learning and development division offering ICT training and traineeship programs to upskill technology professionals. With a growing AI Innovation Studio focused on helping enterprises prototype scalable generative AI solutions, and partnerships with providers like SonarSource, Adactin continues to expand its footprint across the Asia-Pacific region. Enterprises across banking, insurance, healthcare, and government sectors turn to Adactin Group for reliable, innovation-driven digital engineering and quality assurance services.
View Adactin Group Pty. Ltd. ProfileN/A
$1,000+
50 - 249
Parramatta, Australia
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Transforming Business Ecosystems with Emerging Technologies
Quad Digital is a leading Australian IT company transforming how businesses engage with technology through cloud solutions, blockchain, cybersecurity, managed IT services, web development, and digital marketing. Voted the number one IT provider in Australia, Quad Digital's cloud solutions are trusted by over 400 brands worldwide, with the agency having consulted, designed, and developed more than 100 digital products for startups, SMBs, and enterprises over the past decade. The company's blockchain services include developing decentralised systems, smart contracts, and secure blockchain-based business processes to enhance transparency and operational security. Quad Digital's team is known for being highly responsive by phone and email, quickly resolving concerns and effectively allocating developer resources to keep client systems running smoothly. For businesses seeking a comprehensive Australian digital transformation partner, Quad Digital offers end-to-end technology and marketing capability.
View Quad Digital Profile$100-$149/hr
$1,000+
10 - 49
Lavington, Australia
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom Application Development Services
Soda Digital is a Sydney and Brisbane-based software and design firm founded in 2001, specialising in custom software development, artificial intelligence, e-commerce development, mobile app development, web development, and UX/UI design. The Microsoft Gold Certified agency has built long-term client relationships spanning more than 15 years, delivering enterprise-grade developer services with transparent pricing and a strong focus on measurable results. Soda Digital combines local, Australian-based development teams with cloud and DevOps expertise to accelerate delivery timelines without compromising quality. The agency works across projects of all sizes, from single-purpose companion apps to complex enterprise portals and core business systems, helping organisations across Australia and internationally modernise their technology and digital experiences with dependable, results-driven software development partnerships.
View Soda Digital ProfileN/A
$1,000+
2 - 9
Sydney, Australia
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom web and mobile app solutions
xEnabler is a Sydney-based software development company specialising in custom web and mobile app solutions, AI development, e-commerce development, and web design. Headquartered in Barangaroo, New South Wales, the agency has built a reputation for strong project delivery, with client reviews highlighting timely completion and effective collaboration on complex digital products. xEnabler's creative design capabilities are particularly well regarded, helping startups and growing businesses establish clear visual identity and user experience for their digital platforms. The agency offers a broad service mix spanning custom software development, mobile app development, and AI consulting, giving clients flexibility to scope projects according to their technical and creative needs. With demonstrated experience across consulting and IT services industries, xEnabler is suited to businesses seeking a versatile technology partner for web and mobile product development.
View xEnabler Profile$25-$49/hr
$25,000+
50 - 249
Barangaroo, Australia
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Transforming business with latest technology
Corexlab Ltd. is a software development company founded in 2020, based in Dhaka, Bangladesh with a service presence extending to Sydney, Australia, specialising in SaaS, blockchain, machine learning, and web and mobile application development. The agency positions itself as a one-stop technology partner, combining strategy, design, and engineering to craft solutions that keep customers returning. Corexlab's service range includes custom software development, e-commerce platforms, chatbot development, deep learning, and computer vision, alongside its core blockchain and SaaS capabilities. The team prioritises understanding each client's specific needs before delivering tailored, value-driven technology solutions designed to accelerate business efficiency. With competitive, below-average pricing for the region and 14 distinct service offerings, Corexlab is a practical option for startups and growing businesses seeking broad technical capability under a single development partner.
View Corexlab Ltd. Profile$50-$99/hr
$1,000+
10 - 49
Ultimo, Australia
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Design & Cloud Solutions
Bilue is a Sydney and Melbourne-based digital product design and development agency that has partnered with Australia's leading enterprises since 2011 to deliver mobile, web, and cloud products. The agency combines strategy, design, and engineering from day one, offering CX and digital strategy, product design, mobile app development, web development, cloud engineering, and AI services. Bilue's cross-functional squads integrate seamlessly with client teams, accelerating time to market while reducing delivery risk for organisations modernising platforms and improving customer experience. Notable projects include a widely used health insurance app and fault-tracking systems for major transport infrastructure providers. With over a decade of app development expertise and an Australian-based delivery team, Bilue is a strong choice for enterprises seeking a design-led technology partner for mission-critical digital products and platform modernisation.
View Bilue ProfileN/A
$1,000+
10 - 49
Sydney, Australia
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.