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FinTech software development allows companies to leverage expert skills, advanced technologies, and cost-effective solutions to streamline operations, enhance customer experiences, and meet complex regulatory demands. Whether you’re a startup aiming to disrupt the market or an established enterprise looking to modernize your digital infrastructure, partnering with the right agency can be the key to success. As the financial technology landscape rapidly evolves, the demand for innovative solutions continues to rise.
In 2024, the size of the global FinTech market was valued at USD 340.10 billion. With a projected compound annual growth rate (CAGR) of 16.5%, this market is expected to reach USD 1152.06 billion by 2032. This growth is driven by the increasing adoption of digital payments, blockchain, and AI-driven financial tools. Consequently, businesses across industries are seeking specialized partners who can provide scalable, secure, and efficient FinTech solutions.
This guide highlights the top 8 agencies excelling in FinTech software development, showcasing their expertise, innovative approaches, and proven track records in delivering tailored solutions for the financial industry.
Here are our top 4 picks:
Company size: ~60 employees
Founding year: 2016
Website: https://devsdata.com/
Headquarters: Brooklyn, NY, and Warsaw, Poland
DevsData LLC is a global leader in FinTech software development outsourcing, offering tailored solutions to meet the evolving demands of the financial technology sector. With a strong reputation for managing complex IT projects and earning high praise on platforms like Clutch and GoodFirms, the company has partnered with high-growth startups in the US and Israel, as well as global corporations. Their team includes US-based specialists, ensuring cultural alignment and seamless collaboration with international clients.
Their expertise extends to blockchain solutions for secure payment systems, smart contracts, asset tokenization, and AI-driven financial tools for predictive analytics, fraud detection, and personalized customer experiences. DevsData LLC also offers mobile banking application development, creating feature-rich apps for iOS and Android with real-time transaction capabilities.
DevsData LLC successfully delivered a modern and fully functional FinTech-enabled mobile application for a retail and eCommerce client based in Pennsylvania. The project involved refactoring and extending the outdated code of the client’s previous app while adhering to existing technologies and integrating new features, including a seamless connection to the Magento eCommerce platform. A key challenge was ensuring the app met WCAG 2.2 (AA level) accessibility standards, requiring a meticulous development and design process to improve usability for individuals with disabilities.
The FinTech aspect of the solution included enhanced payment processing and secure transaction features tailored for eCommerce, ensuring a smooth checkout experience for users. Additionally, geolocation capabilities were implemented to send personalized push notifications, enabling users to discover nearby brick-and-mortar store deals while maintaining compliance with data privacy standards. Leveraging React Native, DevsData optimized development for both iOS and Android platforms. The result was a sleek, FinTech-driven, and highly accessible eCommerce application that transformed the client’s digital presence and improved user engagement.
The company excels in utilizing advanced tools and technologies ideal for FinTech development. Their programming expertise spans Python (Django, Flask), JavaScript (React, Node.js), Java, C++, PHP (Laravel), and Ruby on Rails, ensuring versatile and robust solutions. They leverage cloud platforms such as AWS, Google Cloud, and Microsoft Azure for scalable and secure deployments while integrating database technologies like SQL, NoSQL, PostgreSQL, and MongoDB for efficient data management.
DevsData LLC’s combination of technical proficiency, innovative methodologies, and a client-first approach positions them as a trusted partner for FinTech companies seeking reliable, scalable, and secure software solutions.
With a database of 65000 pre-vetted developers and a government-approved recruitment license, DevsData LLC also stands out with its IT recruitment services. Their rigorous vetting process, which includes a 90-minute technical interview and challenging problem-solving tasks, ensures that clients receive professionals with exceptional technical expertise and strong communication skills. This approach minimizes the risk of hiring insufficiently qualified candidates, providing clients with the confidence that they are working with highly skilled individuals.
Key features:
Do you have IT outsourcing needs?
For more details and inquiries, contact DevsData LLC at general@devsdata.com or visit their website at www.devsdata.com.
Company size: ~100 employees
Founding year: 2011
Website: https://dashdevs.com/
Headquarters: Wilmington, DE
DashDevs is a FinTech software agency recognized for delivering full-spectrum project solutions tailored to diverse business needs. With over 14 years of experience and a portfolio of 100+ launched products, DashDevs has established itself as a reliable partner for transforming FinTech ideas into functional and innovative software solutions. Their recognition as one of the fastest-growing private companies in the US by the Inc. 5000 highlights their industry impact and growth.
DashDevs provides various services, including end-to-end product development, dedicated software development teams, IT staff augmentation, consulting, and white-label solutions for financial product development.
eCommerce platforms or retailers adding financial products such as payment gateways, digital wallets, or BNPL (Buy Now, Pay Later) systems can turn to DashDevs for secure and efficient FinTech integrations. Their ability to develop white-label solutions ensures a smooth and branded user experience.
Key features:
Company size: ~750 employees
Founding year: 1999
Website: https://www.daffodilsw.com/
Headquarters: London, UK
Daffodil Software is a trusted software engineering partner that delivers cutting-edge FinTech development services for web and mobile platforms. With a strong foundation in technology agility and process orientation, Daffodil empowers over 100 organizations worldwide, offering innovative solutions that drive business transformation and success. Their unwavering focus on customer satisfaction, coupled with unparalleled execution capabilities, positions them as a leader in the FinTech industry.
Daffodil’s FinTech services encompass end-to-end solutions tailored to meet the unique needs of financial businesses. Their expert team collaborates closely with clients to understand their challenges, providing bespoke software solutions to streamline operations, enhance user engagement, and ensure compliance with evolving regulatory standards. The company specializes in robust architectures, intuitive designs, and seamless deployments with advanced features like real-time data, automated workflows, and scalable infrastructure.
Their solutions address immediate technological requirements and position clients for long-term success in the dynamic FinTech landscape. Whether building intuitive mobile applications or architecting scalable web platforms, Daffodil delivers with precision, enabling financial organizations to stay ahead in a competitive market.
The company is a top choice for payment solution providers due to their unmatched expertise in developing secure, scalable, and innovative payment platforms tailored to meet diverse business needs. They excel in creating solutions that seamlessly handle high transaction volumes, ensuring real-time processing and an intuitive user experience.
Key features:
Company size: ~190 employees
Founding year: 2014
Website: https://kitrum.com/
Headquarters: Kharkiv, Ukraine
With extensive experience in Ukraine and Poland, Kitrum specializes in building secure, efficient, and scalable software solutions for enterprises, startups, and NGOs.
With over 20% of projects rooted in FinTech, Kitrum excels in creating innovative solutions that streamline payment processes, enhance security, and integrate seamlessly with other platforms. Their expertise extends to meeting complex regulatory requirements such as GDPR, SEPA, and AML, ensuring alignment with global security standards.
By focusing on precision, compliance, and innovation, Kitrum empowers companies to stay ahead in the ever-evolving financial technology landscape. The company’s experience extends to NGOs and social enterprises, helping them develop FinTech solutions that meet the unique needs of the non-profit sector while adhering to necessary security and compliance standards.
Key features:
Do you have IT outsourcing needs?
After reviewing our top picks, let’s take a look at the remaining companies that also are reliable partners for FinTech software outsourcing.
Company size: ~80 employees
Founding year: 2013
Website: https://neontri.com/
Headquarters: Warsaw, Poland
Neontri is a FinTech software development company with over a decade of experience delivering innovative solutions to industry leaders and challengers alike. Their expertise has driven the growth of prominent Polish banks and financial institutions, thanks to its role in powering enterprise-scale FinTech services and international payment systems. Neontri specializes in developing tailored solutions for diverse niches, including wealth management, crowdfunding platforms, accounting firms, FinTech startups, private investors, and more.
Neontri’s services encompass seamless payment system integrations, robust data management, and personalized user experiences, enabling businesses to thrive in the dynamic FinTech landscape. Their technologies are designed to support clients in a digital, mobile-first world, offering custom system development and outsourcing services. With deep expertise in financial technologies and payments, Neontri serves clients across the financial sector, retail, and eCommerce, delivering solutions that enhance business performance and drive success.
Key features:
Company size: ~450 employees
Founding year: 2006
Website: https://www.rinf.tech/
Headquarters: Bucharest, Romania
Rinf is a technology company established in 2006, headquartered in Bucharest, Romania, specializing in custom software development and R&D solutions. With expertise spanning digital products, automotive technology, and embedded systems, Rinf.tech serves a diverse range of industries, including Banking, Financial Services, and Insurance (BFSI), as well as FinTech startups.
The company provides end-to-end solutions, from ideation to implementation, enabling clients to digitize legacy systems, build core banking platforms, and adopt the latest technologies. Rinf prioritizes data security, incorporating robust encryption for data at rest and in transit, secure user authentication, and adherence to the principle of least privilege. Their engineering team is trained in secure financial software development practices to ensure the integrity and resilience of custom software.
Key features:
Company size: ~50 employees
Founding year: 2015
Website: https://yellow.systems/
Headquarters: San Francisco, CA
Yellow Systems is a custom software development company that has specialized in delivering innovative and impactful digital solutions since 2015. With expertise in product design, technical excellence, and transparent collaboration, Yellow Systems supports businesses in achieving growth and success.
Yellow Systems offers solutions to enhance efficiency, streamline workflows, improve security, and elevate customer service. Their services span from simple website wireframing to the development of complex trading platforms, and they provide high-quality code and design at every development stage.
Yellow Systems also delivers comprehensive web development services, from static pages to advanced infrastructure-based websites, aimed at building trust and supporting business growth. Their team of frontend and backend developers, financial software specialists, QA engineers, business analysts, project managers, and UX/UI designers bring deep FinTech expertise to every project, ensuring solutions are optimized for the industry’s specific demands
Key features:
Company size: ~60 employees
Founding year: 2012
Website: https://www.intelivita.com
Headquarters: Ahmedabad, India
Based in India, Intelivita is a global software development firm with expertise in delivering web and mobile solutions tailored to diverse industries. Their capabilities span mobile application development for iOS and Android, web development across multiple frameworks, game development, and augmented and virtual reality technologies innovations. Over the years, Intelivita has collaborated with various clients, from emerging startups to established enterprises, delivering solutions designed to meet evolving market needs.
Intelivita offers custom software development in the FinTech sector, utilizing technologies like blockchain for secure applications and AI to enhance digital banking experiences. With over 13 years of experience, their team is proficient in many programming languages and frameworks, including HTML, JavaScript, React, Python, PHP, Java, and .NET. Their approach to development is guided by modern methodologies such as Agile, Scrum, and DevOps, ensuring flexibility and efficient project delivery.
Key features:
Do you have IT outsourcing needs?
Outsourcing FinTech software development is a strategic move to access top-tier talent, reduce costs, and accelerate project timelines. The agencies highlighted in this list excel in delivering innovative, secure, and scalable solutions tailored to the unique demands of the FinTech industry. By partnering with the right agency, you can drive digital transformation, enhance customer experiences, and stay ahead in the competitive financial landscape.
Our top pick for FinTech software development outsourcing is DevsData LLC, a recognized leader with over 8 years of experience delivering high-quality software solutions. Specializing in complex and innovative FinTech projects, DevsData LLC has a proven track record of success with global corporations and high-growth startups, demonstrating their ability to meet diverse business needs. Their commitment is reflected in the high placement success rates and excellent client reviews on platforms like Clutch and GoodFirms.
What sets DevsData LLC apart is their deep expertise in FinTech software development, including creating secure, scalable platforms and integrating cutting-edge technologies tailored to the financial industry. Their ability to precisely manage intricate projects ensures optimal outcomes for clients looking to transform their digital capabilities. DevsData LLC stands out as the ideal partner for FinTech software development outsourcing with a commitment to excellence and a focus on delivering impactful solutions. Operating on a success-fee model, DevsData LLC ensures risk-free hiring with a guarantee period for added assurance.
To connect with DevsData LLC, email them at general@devsdata.com or visit their website at www.devsdata.com.
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“DevsData LLC is truly exceptional – their backend developers are some of the best I’ve ever worked with.”
Nicholas Johnson
Mentor at YC,
Ex-Tesla engineer,
Serial entrepreneur
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“I interviewed about a dozen different firms. DevsData LLC is truly exceptional – their backend developers are some of the best I’ve ever worked with. I’ve worked with a lot of very well-qualified developers, locally in San Francisco, and remotely, so that is not a compliment I offer lightly. I appreciate their depth of knowledge and their ability to get things done quickly. “
Nicholas Johnson
CEO of Orange Charger LLC,
Ex-Tesla Engineer,
Mentor at YCombinator
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