Senior Backend Developer jobs in Madrid – Page 3 | RoboApply Jobs

Senior Backend Developer jobs in Madrid· Page 3

Results 41–60 of 471 for “Senior Backend Developer” in Madrid.

471 jobs found

41 - 60 of 471 Jobs
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zooplusse logo
Full-time|On-site|Madrid

zooplusse is seeking a Senior AI Engineer in Madrid with a focus on the Software Development Life Cycle (SDLC). This position centers on designing and implementing AI solutions that support both product development and operational efficiency. Role overview This role involves leading efforts to improve system architecture and optimize machine learning models.…

Apr 29, 2026
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NEORIS logo
Full-time|On-site|Madrid, Spain

At EPAM NEORIS, we believe that transformation begins with people. As part of EPAM, we have expanded our global reach and capabilities while maintaining our core value: a culture where every individual can grow, contribute, and take center stage. We are not just filling positions; we seek to attract talent eager to excel, learn continuously, and make a lasting impact on each project. Our team is diverse, inclusive, and ever-evolving. We stimulate ideas, not hierarchies, and are committed to the genuine development of each individual. If you want to work in a place where your growth is as important as the results, we are looking for you. With over 60,000 professionals in more than 55 countries and a solid Nearshore model, we connect global capabilities with local trust to generate real impact, sustainable growth, and high-value results for our clients. We are seeking: Semi-Senior iOS Developer Main Responsibilities:• Develop new features and perform evolutionary maintenance of iOS mobile applications.• Work with UIKit on existing applications and SwiftUI on new developments.• Integrate and consume services through REST APIs.• Collaborate actively with design, backend, and QA teams to deliver quality solutions.• Write clean, efficient, and well-documented code aligned with best practices in the iOS ecosystem.• Participate in code reviews and initiatives for continuous product and process improvement. Requirements:

Apr 13, 2026
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tgs logo
Full-time|On-site|Madrid, Comunidad de Madrid, Spain

Join our innovative team as a Junior Software Engineer focused on backend development in .NET. You will play a crucial role in ensuring the quality, development, and execution of our software products.As part of our dynamic technology department, you'll collaborate with a diverse group of professionals from cities like Barcelona, New York, London, Manchester, Bucharest, and India. If you're eager to make an immediate impact in a growing company, we are excited to hear from you!About TransPerfect – TechOps:The TransPerfect TechOps team has been instrumental in our success for over a decade, delivering cutting-edge technology and services that enhance the workflow for our clients and colleagues. From optimizing our GlobalLink platform to creating user-friendly client interfaces, your contributions will help simplify complex systems for novice users.

Aug 21, 2025
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Neoris logo
Full-time|On-site|Madrid, Spain

About the Role Neoris is hiring a Python Developer in Madrid. This role focuses on building scalable applications and tools that support business operations and drive efficiency. Collaboration with teams from different functions is a key part of the work. What You Will Do Design, implement, and maintain software solutions using Python Work with colleagues across departments to understand needs and deliver effective tools Contribute to projects that improve processes and operational performance Location This position is based in Madrid, Spain.

Apr 15, 2026
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Ebury logo
Full-time|Hybrid|Madrid

Ebury empowers ambitious businesses to achieve global growth, and we adopt the same philosophy for our team members. We promote innovation, collaboration, and problem-solving, creating an inclusive environment where everyone feels valued, supported, and empowered to thrive.If you are a collaborative individual eager to revolutionize how businesses operate on a global scale, we invite you to connect with us. Let's explore how Ebury can fast-track your career and enable you to shape the future.Senior Software Engineer (Money Flows)Ebury Madrid or Malaga Office - Hybrid: 4 days in the office, 1 day working from homeThe Engineering team at Ebury is searching for a Senior Software Engineer to play a pivotal role within our diverse team across South America and Europe. The successful candidate will be responsible for developing and optimizing our multi-currency account systems, as well as managing incoming funds and outgoing payment processes. Your contributions will be vital as we continually enhance our platform to deliver an unparalleled payment experience for our clients and operational teams.As a Senior Software Engineer, your technical expertise and skill set will be crucial to driving our innovation and growth. We value strong collaboration and commitment, working effectively within a distributed team.

Mar 30, 2026
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EPAM NEORIS logo
Full-time|On-site|Madrid, Spain

At EPAM NEORIS, we believe that transformation starts with people. As part of EPAM, we have expanded our global reach and capabilities while nurturing a culture where everyone can grow, contribute, and take center stage. We are not just filling positions; we are looking for talent eager to excel, continuously learn, and make a significant impact on each project. Our team is diverse, inclusive, and ever-evolving. We promote ideas over hierarchies and are committed to the genuine development of each individual. If you want to work in a place where your growth is valued as much as the results, we want to hear from you.Backed by over 60,000 professionals across more than 55 countries and a robust Nearshore model, we connect global capabilities with local trust to drive real impact, sustainable growth, and high-value results for our clients.

May 4, 2026
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Geotab Inc. logo
Full-time|On-site|Madrid, Spain - Spain

Join Our Team as an Embedded Developer!At Geotab, we pride ourselves on being a global leader in IoT and connected transportation, recognized as a certified ‘Great Place to Work™.’ Our diverse and talented team collaborates to drive business growth, enhance community safety, and promote sustainability.As a pioneer in vehicle connectivity, Geotab enhances security, connects commercial fleets to the internet, and provides advanced web-based analytics that empower businesses to optimize fleet management. Our open platform, along with the Geotab Marketplace®, offers numerous third-party solutions enabling organizations to automate operations by integrating vehicle data with their existing data assets. Processing billions of data points daily, we utilize data analytics and machine learning to boost productivity, lower fuel consumption, ensure driver safety, and maintain compliance with regulations.We are expanding our team and seeking individuals who are passionate, innovative thinkers eager to make a difference. At Geotab, we thrive in a fast-paced, dynamic environment. Our team embraces challenges and is willing to undertake various tasks, many of which may not be detailed in the job description. Join us for a rewarding career filled with opportunities for innovation, excellent benefits, and a vibrant, inclusive workplace culture. Discover what it means to be a part of Geotab by visiting our blog and following us @InsideGeotab on Instagram. Additionally, you can join our talent network for more information on job opportunities.

Mar 20, 2026
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Neoris logo
Full-time|On-site|Madrid, Spain

Join our dynamic team at Neoris as a JAVA Developer, where you will be responsible for designing, developing, and maintaining robust software applications. You will collaborate with cross-functional teams to deliver high-quality solutions that meet our clients' needs. If you are passionate about technology and eager to grow your skills in a fast-paced environment, we want to hear from you!

Mar 24, 2026
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Ebury logo
Full-time|On-site|Madrid

Join Ebury, a leading fintech company revolutionizing the financial services landscape. We are looking for a Senior Software Engineer to be a pivotal part of our innovative team in Madrid. In this role, you will leverage your expertise to develop and enhance our cutting-edge financial solutions, collaborating with cross-functional teams to deliver exceptional products.

Apr 8, 2026
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Sopra Steria logo
Full-time|On-site|Madrid

We are seeking a dynamic and experienced Senior Technical Lead to join our team in Madrid. In this pivotal role, you will leverage your extensive technical expertise to lead projects and drive innovation within our Software Business Solutions (SBS) division. You will collaborate with cross-functional teams to ensure the successful delivery of high-quality software solutions, mentor junior developers, and contribute to architectural decisions.

Mar 13, 2026
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Sigma Software Group logo
Full-time|On-site|Madrid

Join our dynamic team at Sigma Software Group as a Senior TypeScript/Node.js Developer. We are seeking an innovative and experienced developer to contribute to our cutting-edge Swedish ad platform. You will work collaboratively with a talented group of professionals, enhancing our technology stack and delivering high-quality software solutions.

Mar 26, 2026
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Aircall logo
Full-time|On-site|Madrid Office

Join aircall, a leading AI-driven customer communication platform, as we innovate the way businesses interact with their customers. With over 22,000 companies relying on our services, we integrate voice, SMS, WhatsApp, and AI into a unified workspace designed to enhance efficiency and drive revenue.Our vision is simple yet powerful: empower teams to work smarter, not harder. With tools like our AI Voice Agent for automating routine calls and AI Assist Pro for real-time guidance, we ensure that our teams can achieve peak performance and fast resolutions.Headquartered in Paris, with a strong presence in North America and multiple offices including Madrid, London, and New York City, aircall is backed by top-tier investors and is rapidly evolving through AI innovation across various product lines.At aircall, you will be part of a dynamic and ambitious team focused on impactful results. We prioritize ownership, continuous learning, and agile practices. If you thrive in a collaborative and fast-paced environment, you will flourish here.We are seeking a dedicated and enthusiastic Senior Software Engineer to enhance our engineering department and contribute to our innovative projects.In this role, you will oversee the design, development, deployment, and maintenance of essential features that deliver significant value to our customers. You will champion operational excellence and best practices while mentoring your team and the wider engineering community.Your work will focus on elevating quality, excellence, and agility within our delivery processes. You will work primarily with NodeJS and Typescript, ensuring our solutions are effectively hosted on AWS.

Feb 12, 2026
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Celonis SE logo
Full-time|On-site|Madrid, Spain

Join our innovative team as a Senior Software Engineer specializing in orchestration and automation at Celonis in Madrid. In this pivotal role, you will be instrumental in designing and developing cutting-edge software solutions that enhance our automation capabilities. Collaborate with cross-functional teams to streamline processes and drive efficiency across our platforms.

Apr 1, 2026
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Aircall logo
Full-time|On-site|Madrid Office

Join our dynamic team at Aircall as a Senior Frontend Engineer in our Madrid office! We are searching for a talented engineer who is passionate about building high-quality, scalable web applications. In this role, you will collaborate with cross-functional teams to deliver exceptional user experiences and contribute to our innovative product development efforts.

Mar 20, 2026
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impact.com logo
Full-time|On-site|Madrid

About impact.comimpact.com is the premier commerce partnership marketing platform globally, revolutionizing business growth by facilitating the discovery, management, and expansion of partnerships throughout the customer journey. From affiliates and influencers to content publishers, brand ambassadors, and customer advocates, impact.com empowers brands to foster trusted, performance-driven growth through authentic relationships. Our award-winning solutions—Performance (affiliate), Creator (influencer), and Advocate (customer referral)—integrate diverse partner types into one cohesive platform. As consumers increasingly depend on recommendations from trusted sources, impact.com positions brands to shine where it matters most. Today, over 5,000 global brands, including Walmart, Uber, Shopify, Lenovo, L’Oréal, and Fanatics, leverage impact.com to drive over 225,000 partnerships that yield measurable business outcomes.Why This Role is Exciting:As a Publisher Development Manager, you will be the driving force behind impact.com's growth in the Spanish market. Your contributions are crucial for ensuring our product is embraced and utilized by local partners, establishing a commanding presence in the Iberian region.Your responsibilities will involve identifying, recruiting, and onboarding valuable partners—spanning traditional Spanish media outlets and loyalty sites to emerging tech innovators and content creators. You will serve as the primary liaison between brands and publishers, developing partnership strategies tailored to the behaviors of Spanish consumers.

Feb 16, 2026
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inetum2 logo
Full-time|On-site|Madrid

We are seeking a talented SAP ABAP Developer to join our dynamic team at inetum2 in Madrid. In this role, you will be responsible for developing, testing, and implementing SAP ABAP solutions that meet our clients' needs. You will work closely with cross-functional teams to ensure the successful delivery of projects.

Jan 27, 2026
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Geotab Inc. logo
Full-time|On-site|Madrid, Spain - Spain

Who we are:Geotab® is a global leader in IoT and connected transportation, recognized as a certified “Great Place to Work™.” Our diverse and talented team collaborates to empower businesses, enhance community safety, and promote sustainability.At Geotab, we are at the forefront of security and fleet management, connecting commercial vehicles to the internet and delivering advanced web-based analytics. Our open platform, along with Geotab Marketplace®, offers diverse third-party solutions, enabling businesses of all sizes to streamline operations by integrating vehicle data with other assets. With billions of data points processed daily, we leverage data analytics and machine learning to boost productivity, reduce fuel consumption, enhance driver safety, and ensure compliance with regulatory changes.We are expanding our team and seeking passionate individuals who think outside the box and desire to make a significant impact. Our dynamic environment presents challenges that require adaptability and willingness to embrace new tasks, even those not outlined in the job description. Join us for a rewarding career filled with opportunities for innovation, excellent benefits, and a fun, inclusive work culture. Discover what it means to be a part of Geotab by visiting our blog and following us on Instagram. Join our talent network to learn more about career opportunities.

Mar 18, 2026
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Air Apps logo
Full-time|On-site|Madrid

About Air Apps Air Apps began in Lisbon, Portugal in 2018 as a family-founded company focused on helping individuals and entrepreneurs manage their resources more effectively. Today, the team is building what it calls the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP). The company is self-funded, with over 100 million downloads worldwide, and offices in both Lisbon and San Francisco. Air Apps values challenging assumptions and pushing the boundaries of AI to deliver solutions that make a difference. The team is committed to creating products that empower users around the globe. Senior iOS Engineer Role The Senior iOS Engineer will play a central role in developing and maintaining iOS applications for Air Apps. This includes working closely with designers, product managers, and other engineers to deliver new features and improve existing ones. The goal is to ensure the apps perform reliably and offer a strong user experience. Expertise in Swift and up-to-date iOS development practices is important for this position, as is a track record of building high-quality apps for the App Store. Location and Collaboration This role is fully onsite at Air Apps’ Lisbon office. The company supports relocation for the right candidate, making it possible to join the team in person and work closely with colleagues from different backgrounds.

Apr 17, 2026
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airapps logo
Full-time|On-site|Madrid

About the Role airapps is hiring a Frontend Web Developer in Madrid. This role focuses on building responsive, user-friendly web applications. The team values creativity and practical problem-solving. What You Will Do Work closely with designers and backend developers to deliver seamless web experiences Create and maintain modern, responsive interfaces Contribute ideas to improve usability and performance

Apr 16, 2026
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KingMakers logo
Full-time|On-site|Madrid, Community of Madrid, Spain

At KingMakers, we are proud to be the leading platform for sports and iGaming entertainment in Africa, where millions of players engage daily across various markets. Since our inception with BetKing in Nigeria in 2018, we have rapidly expanded our footprint, most recently with the acquisition of SuperSportBet in South Africa. Our dynamic Product & Engineering organization boasts hubs across Europe and Africa, and we are committed to scaling our innovative technology platform in real-time.In this pivotal role, you will be at the forefront of our growth trajectory by driving our payments infrastructure. Every market expansion hinges on our payment systems, which handle every deposit, withdrawal, and transaction across all regions we serve. As we grow, you will face increasing complexities involving more markets, payment providers, and regulatory environments, alongside higher transaction volumes.This role is high-impact; your work will directly influence the financial infrastructure that supports our operations across multiple markets. Reliability, accuracy, and performance are paramount, and your engineering contributions will have immediate implications for both our players and the business. You will be an integral part of a collaborative squad, involved in the entire software development lifecycle, from design to production ownership.Key Responsibilities:Design, develop, and maintain payment processing services, integrating with third-party payment providers, PSPs, and financial networks.Manage features from inception to delivery, including technical design, testing, monitoring, and production support.Utilize event-driven architectures (Kafka, Service Bus) to facilitate reliable, asynchronous processing of high-volume financial transactions.Contribute to a microservices architecture built on .NET/C#, with REST APIs, gRPC, and Azure cloud infrastructure.Work closely with product managers, QA engineers, and other teams (Risk, Platform, Player Account) to create seamless user experiences.Participate in code reviews and contribute to the overall quality of engineering within the squad.Assist in diagnosing and resolving production incidents by identifying root causes.Engage in technical discussions to advocate for optimal solutions.

Mar 16, 2026

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