Best custom software development companies in Spain

With over 15 years of experience, illusion Studio creates 100% customized solutions for each client, with a focus on continuous software evolution, enterprise-level security, and a guarantee with no expiration date. Its commitment to security and close support makes it a reliable choice.

With over 19 years of experience and 3,500 specialists, Innowise is a global company capable of tackling complex projects and helping businesses migrate to the cloud smoothly. They offer custom software development and specific solutions for various sectors.

Since 2007, eXperience IT Solutions has a Software Factory in Seville, specializing in custom software development. Its six-step methodology guarantees specific and high-quality solutions, covering everything from consulting to implementation.

Uptech possesses solid technological experience and deep knowledge of business complexities, allowing them to offer scalable products that bring tangible value to their clients. They offer a complete range of custom software development services.

Since 2012, Dribba has been an app development company specializing in Flutter, also developing native apps and high-performance software. Its experience and specialization in modern app development technologies make it a solid choice for custom mobile software.

With over 30 years of experience, Galilea TI specializes in custom software development, adapting to client needs. Its long trajectory and extensive portfolio guarantee quality service and modern, effective solutions.

This company positions itself as a benchmark in technological innovation, standing out for its ability to create customized solutions for a wide range of clients, from large corporations to startups. It uses cutting-edge technology and a strategic approach to custom software development.

It holds the number one position in a 2026 ranking, notable for its high customization, agile processes, and a clear cost scheme with no surprises. They offer guaranteed work and the source code is the client's property.

This custom software development company receives overwhelmingly positive feedback from clients, who appreciate their solid project management, adaptability, and communication skills. It excels in custom software creation and full-stack development.

Indra is one of the largest and most influential technology companies in Spain, with over 40 years of experience and the capacity to work on large-scale projects. Its custom software division stands out for its international expertise and a very broad portfolio.

NTT DATA, formerly everis, is one of the largest companies in the world, offering end-to-end services including business consulting, custom application development, and digital transformation. Their ability to manage complex transformation projects is remarkable.

With over a decade of experience, Sngular focuses on digital transformation, combining custom developments with consulting products and services. It has excellent online reviews and solid experience in creating personalized solutions.

This global IT services company focuses on technological innovation, including artificial intelligence, cloud, big data, and mixed reality. Its strong innovation orientation makes it ideal for complex, cutting-edge custom software projects.

Since 2008, KRSolutions has offered business and technology consulting, specializing in custom software development and web applications, with ERP integrations. Its experience and adaptability make it a reliable technology partner for any type of application.

With over 35 years of experience and a multidisciplinary team, Proconsi specializes in the development and integration of IT solutions. It was a finalist for the TIC Industry Award in 2024, standing out for its flexibility, responsibility, and commitment to quality and innovation.

Since 2000, NalCOM has designed custom IT solutions, adapted to specific business needs. With over 25 years of experience in IT consulting, management applications, and SCADA, it is a safe bet for the industrial and railway sectors.

With over 20 years of experience, Mativa IT is an expert in consulting and custom software development, including corporate portals and management software. Its multidisciplinary experience and commitment to continuous maintenance ensure that the software evolves with the client.

With decades of experience, MELIT Technologies develops software for companies, creating unique mobile and web applications, and custom CRMs. Its personalized approach and long trajectory position it as a key technological ally for each company's objectives.

With over 10 years of experience, FOCUSOFT specializes in custom ERPs and CRMs, with particular experience in the electricity and gas sectors. They offer cloud services and machine learning, differentiating themselves through their personalized developments.

Indicus is an IT consulting and computer services company expert in custom software development, mobile applications, and web development. Its experience in consulting and developing tailored solutions for various clients makes it a versatile and reliable option.